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chapter 1 specifications

1. 7 Paper Neal SONS ON ia 22 Aa DIVOS 7 ord NEUEN 2 RIDBOM Motor uyu a Tu u 5 Fead OVE aX a 4 BU ZEF drvel awak addo bu aste ts nolui arice cc HM 2 2 E o 7 SUDDIV usun u A 2 IRESEL qhapa CAN a CL S6621 COME sete 2 38 Or x 2 38 o RS I O ide 2 39 TREES ee si ini TIU 2 39 8 Peeler circuit for optional peeler 2 40 9 Cutter control circuit for optional cutter 2 41 2 3 Op ration Pallet sits come tut prada tu mimi ass 2 43 2 32 EMO uu bise iii oi 2 43 A UE 2 43 25 WEEDS nt e bed ea E UM 2 43 2 3 2 Operation using the keys nnne nnne nnne nnn nnns 2 44 l NOrimalioperali riiuuuy uu u bau 2 44 1 1 Sensor adjustment mode 2 44 l 2 Menu setting ukasa ua kuqa ha 2 45
2. E HD MW HD4 UO Uo nHDSTB 2 B3 39 N15 R52 HDCLK 16 B3 41 P14 nHDLAT nHDLAT 18 SA Main PCB 2 33 CL S6621 Operation of Control Parts Thermal resistance check When the printer is turned ON the thermal resistance check is conducted If any fault is found itis memorized and when the printer is turned ON next time the CONDITION LED and ERROR LED alternately blink on the operation panel During the thermal resistance check pin P15 nHCVON of U14 FPGA goes Low level Q1 turns ON and 3 3V is supplied to the SA Head instead of 24V The following is a simplified circuitry under checking where Q1 turns ON and 3 3V is applied to the SA Head The thermal resistance check dot check is done by selecting each thermal element dot one by one In the following example a thermal element with resistance R1 is selected rest of the thermal elements are disconnected At the point A the voltage divided by R45 and R1 is developed The CPU monitors this voltage at pin 10 HDRES and checks if the voltage is out of the allowable range it is the CPU judges that the thermal element is defective For example if R1 is open the voltage at point A will be about 3 3V If R1 is open corresponding dot will be missing SA Head Thermal Head R2 Rn Resistance of thermal elements To see the total number of defective thermal
3. Note on reassembling e When assembling the Cover Ribbon Frame pass the wires of the front side cable through the opening not C 2 Removing the SA Fan 1 Remove the 4 screws PHT 2 M3x6 and 4 washers Plain 3x8x0 5 and detach the Bracket Ribbon Fan 2 pcs 2 Remove the SA Fan from the Cover Ribbon Frame L Plain 3x8x0 5 W PHT 2 M3x6 CL S6621 3 18 Disassembly Reassembly and Lubrication Note on reassembling When assembling the SA Fan pass the cable between the boss and the frame as shown on the right Wind the cable on the boss counterclockwise 3 6 5 Ribbon Gears 1 Open the Cover Top Block and remove the Unit Ribbon Refer to 3 6 2 Unit Ribbon 2 Remove the ribbon covers Refer to 3 6 4 1 Removing the ribbon covers 3 On the front side remove the 1 screw 4 0 3 M2x3 NI and Plate Ribbon Washer Then remove the SA Holder Shaft Spring Ribbon Shaft Spring Ribbon Return and Gear Ribbon Shaft F in that order 4 Also on the front side disengage the Polyslider Knob 2 and remove the Gear Reduction Ribbon 2 Gear Reduction Ribbon 1 3 Gear Reduction Ribbon 3 and Gear Idle Ribbon in that order 5 the rear side remove the 1 screw 4 0 3 M2x3 NI and Plate Ribbon Washer Then remov
4. 4 8 45255 Sensor PrODIEMIS RE TT Em 4 10 4 2 6 Operation Panel Problems 020 0010 10 4 12 2 7 GONNECtOFLOCANOM uuu uice ee Z Stm ecard sears pudre 4 13 CL S6621 4 2 CHAPTER4 TROUBLESHOOTING TABLE OF CONTENTS Error Message and Corrective Actions 4 1 Error Message and Corrective Actions When an error occurs the error condition will be displayed on the operation panel The LEDs on the control panel blink to tell you the error contents In case of error except for abnormal head motor temperature the printer enters off line and the PRINT LED goes out Causes Corrective Actions PRINT LED CONDITION LED ERROR LED Head open ON OFF OFF e Close the head oor I ON Media end OFF OFF e Add media Media out Media not detected Incorrect sensor positioning Correct the sensor position to match the sensor position with the label tag s black mark Incorrect Media mode menu Match the Media mode menu ON ON e g SeeThrough and media to OFF Orr as orr AMAN be used Incorrect sensor adjustment against media to be used Enter sensor adjustment mode PAUSE FEED STOP POWER and perform sensor adjustment Abnormal ribbon feed ON ON OFF orr AAA _ or MERE Ribbon out Ribbon end OFF ON RG ON Abnormal temperature raise of SA Head e Printing will temporarily stop ON mm ON __ js OFF Wait u
5. Date 7 Nov 2003 File AAA SES 6 17 CL S6621 Chapter 6 Circuit Diagrams SA TRA Sen PCB V3R3 TR401 PT4800F6 O3FMS 1 0SP TF Title TRANSPARENT SENSOR CIRCUIT Size Number Revision Date 7 Nov 2003 Sheet of File 52 22 42 2 2 42212 22 77 CL S6621 6 18 A 24 12 RAM 4201 SELECT IN CST pINT AUTOFDXT DSR STB OCIO DATAO DIPSWO hEPOO DATA1 DIPSW1 hEP01 DATA2 DIPSW2 DATA3 DIPSW3 DATA4 DIPSW4 DATAS DIPSW5 DATA6 DIPSW6 DATA7 DIPSW7 1 2 3 4 5 6 7 8 9 SELECT IN CST pINT AUTOFDXT DSR STB OCI1 DATAO DIPSWO hEPO1 DATA1 DIPSW1 hEP02 DATA2 DIPSW3 DATA3 DIPSW4 DATA4 DIPSW5 DATAS DIPSW6 DATAS DIPSW7 DATA7 DIPSW8 Chapter 6 Circuit Diagrams nPRIME nPRIME BUSV RTS pEPOO BUSV RTS pEPO1 ACK DTR pEPO1 ACK DTR pEP02 FAULT hINT FAULT hINT SELECT PPONO SELECT PPON1 PE PE C DWSWout DWSWout USBHOST D USBHOST D 5 5 USB D USB D USB D USB D VBUS VBUS TXD SO DIR TXD SO DIR RXD SI RXD SI SCLK SCLK RESET RESET 24 24 24 24 24 24 24 24 24 24 USBHOST D USBHOST D S GND S GND TX24 40R 12ST TX25 40P Title RELAY PCB Size Number Revision PPSo0060 Date File HA 3 4 j s j 6 19 CL S6621 Chapter 6 Circu
6. SA Ribbon Sensor FLOIL G 311S Plate Ribbon Tension Sensor Bush Ribbon Roller BN Note on reassembling Apply FLOIL G 311S to the slits 4 places shown by the marks 3 25 CL S6621 Disassembly Reassembly and Lubrication 3 6 10 SA Ribbon Tension Shaft and SA Tension Sensor on the rear side 1 Open the Cover Top Block and remove the Unit Ribbon Refer to 3 6 2 Unit Ribbon 2 Remove the ribbon covers Refer to 3 6 4 1 Removing the ribbon covers 3 Remove the Unit Ribbon Sensor Refer to 3 6 8 Unit Ribbon Sensor F R and SA Ribbon Frame 4 Release the Bush Ribbon Roller 2 pcs D at both ends First lift its end with the blade of a flat blade screwdriver or the like a and then turn it by approx 90 degrees b See the magnified view Next remove the SA Ribbon Tension Shaft R Block and then the Bush Ribbon Roller 2 pcs 5 Remove the 2 screws No 0 PT4 0 5 M2 and detach the Interrupter Ribbon Sensor and Holder Tension Spring 1 from the SA Ribbon Tension Shaft R 2 6 Remove the 1 screw PH PW M2x8 3 and detach the Lever Tension Adjust R Block and Shaft Tension Adjust 7 Remove the 2 Screws No 0 PT4 0 5 M2 and detach the Knob Tension Adjust from the Lever Tension Adjust 8 Remove the 1 screw No 0 PT4 0 5 M2 and detach the Ho
7. 5 L 5 0 5 35 40 20 60 Temperature C Temperature C Operating assurance temperature Storage assurance ES Printing assurance temperature temperature Operating and printing assurance condition Storage assurance condition External dimensions Approx 303 W X 290 1 D X 273 2 H mm 11 9 W X 11 4 D X 10 76 H Weight Approx 7 9 kg 17 4 Ib Accessories Test label media Test ribbon CD ROM User s Manual Quick start guide Head cleaner Power cord Media holder bar and Media holder guide Ribbon holder Paper core Option Auto cutter unit Peeler unit IEEE 1284 Parallel I F board Ethernet I F board Wireless LAN I F board 1 7 CL S6621 Printable Area 1 2 Printable Area The printable area of the printer is as follows When media is set to the printer it must be aligned with the media guide at the left of the printing mechanism Though the available maximum media width is 178 mm 7 01 there are unprintable areas on both sides 2 5 mm 0 10 width is on the left side and 7 5 mm 0 30 width on the right side as shown below The left side unprintable area applies for media of any size Media guide Maximum media width 178 mm 7 01 Unprintable area Printable area 168 mm 6 61 2 5 mm 0 10 7 5 mm 0 30 Direction of media feed y CL S6621 1 8 Printing Position Accuracy 1 3 Printing Position Accuracy By default the pri
8. 3 PCSI CSi 43 1108 ES hhi El i ME 74VHC1G66 V3R3 PCS2 CS2 IOWR 11 y 1109 E E 7 PCS3 CS3 40 ETIT e Fri hi Sa 5 PCS4 CS4 nGACS 6 V5RO R8 1111 4 PCS4 CS4 37 112 eis HI 6 AVREFM PCS6 CS6 35 nROM2CS 4 9 oPSWO 2 WA PCS7 CS7 nUSBCS 12 REUS o yrs IIL U5 R10 91 yT116 R11 Q s 2 CUTTMP gt U4 1119 28 PODIIBUSCLK ar iro WH 2 oe SDRAS 5 ES SU A err o 83 yT122 PCTO LLWR LLBE LLDQM 95957 2 LLDOM nLLBE 4 5 6 12 VaRS 2 4 VaRs PCT1 LUWR LUBE LUDQM 52 1123 LUDQM nLUBE 4 5 6 12 C6 gt gt nRESET33 6 PCT2 ULWR ULBE ULDOM 35 T1525 9 64810 PCT3 UUWR UUBE UUDQM 75 158 CPRTYP1 9 U2E V3R3 5 y 127 778 y T128 Me C7 lt 7 PCTS WE WR y 158 nWE nWR 5 C8 NZ 5 1009 281 5 10 0 047u B16 PCT7 BCYST lt PNESNS 0 1u B10 V850 ME2 MC74VHC126DTN Titl MAINPCB CPU 1 1 2 13 PPS00058 Sheet of Date Sheet of File CL S6621 6 4 Chapter 6 Circuit Diagrams SA Main PCB 3 13 CPU 2 DAC il A C AAA V3R3 TRCCLK TRCDATAO TRCDATA1 TRCDATA2 TRCCLK 2 4 6 8 0 2 4 6 8 0 2 4 1 1 1 1 1 2 2 2 24FLT V850 ME2 V3R3 R13 R14 V3R3 47k 1k TEE eee E E E i 2 1150 28 5 T153 2
9. Z gt lt gt BSS 4 S 20 2 US lt QN NO lt A As amp x p m B N N L4 Wire Tie FLOIL 3115 Gear Lead Screw L Holder Screw L 5 ISS Wave Washer 3 4x8xt0 15 E Ring 3 Guide Cover Frame Pop Up Carriage Adjust Sensor L RAN VES 2 M2xo EXE BH M3x4 NI A i Pop Up Cover Frame E QU Leaf Pinion Sensor L Spring Pop Up No 0 PHT BT 3 M1 7x7 k CL S6621 3 48 Disassembly Reassembly and Lubrication Notes on reassembling When assembling the Leaf Pinion Sensor L and Pinion Sensor L on the Carriage Adjust Sensor L 1 First place the Leaf Pinion Sensor L inside the Carriage Adjust Sensor L with the convex side facing up 2 Next place the Pinion Sensor L inside the Carriage Adjust Sensor L Pat attention to Its installing direction 3 Insert the projection A into the groove of the Shaft Lead Screw 4 Apply FLOIL G 311S to the Leaf Pinion Sensor L See the mark shown below Shaft Lead Screw Carriage Adjust Sensor L e Apply FLOIL G 3115 to the groove of Shaft Lead Screw e After assembling each part arrange the wires as follows 1 Turn the Gear Lead Screw L in the direction shown by the arrow to move the Carriage Adjust Sensor L to the right until it s
10. 2 3 1 External view 1 Keys There are 4 keys MODE REPEAT PAUSE FEED and STOP The function name on the key is selected when the key is pressed 2 LEDs There are 4 LEDs POWER PRINT CONDITION and ERROR The LEDs light up or blink to indicate printer status setting modes or error conditions POWER LED lights up when power is turned on green PRINT LED lights up when the printer is ready to print on line state green It is also used in Menu Setting mode and Sensor Adjustment mode CONDITION LED lights up in Menu Setting mode or Sensor Adjustment mode orange ERROR LED lights or blinks when error occurs red To indicate an error PRINT and CONDITION LEDs will be also used 2 43 CL S6621 Operation Panel 2 3 2 Operation using the keys The following explains the normal operation and test operation accessible by pressing and holding the keys while turning ON the power In this manual pressing and holding the key while turning the power ON is described as follows Key name Key name POWER Example MODE POWER to enter menu setting mode 1 Normal operation The following two operations are available PAUSE FEED STOP Enters sensor adjustment See 1 1 Sensor POWER mode adjustment mode For details see the User s Manual MODE POWER Enters menu setting mode See 1 2 Menu setting mode For details see the User s Manual 1 1 Sensor adjust
11. 6 1154 RBMOTCU A 13 R20 R21 VFS 4 RBMOTCU B 13 TM1 VDD 2 C27 TM2 HA EVSS vss ETE E ES lt 90 BH2227 i j 5 i Ee S IB a Title V850 ME2 MAIN PCB CPU 2 DAC 3 13 Size Number Revision PPS00058 Date Sheet of File LA A s E 6 5 CL S6621 Chapter 6 Circuit Diagrams SA Main PCB 4 13 ROM D 15 0 2 5 6 12 D 15 0 KO 2 5 6 12 24 1 A C28 0 1u B10 T155 NE AZ 5 v N18 154 AE RT 4 4 tai pis n 6 30 Dp 08 V3R3 NH E 01 7 A9 8 A9 8 C C29 8 18 8 18 KO NA 7 W T156 351 k AS AL NR V3R3 R23 0 aus mj Et amo 7 T 2 DS Ue Jl 23 B 162 6 2 MIS 24561 CDI is 24 5612 LLDQMInLLBE PEDOM DEDE 2 is M29W640GB70NAGE M29W640GB70NAGE 4Tk U9B V3R3 U10B V3R3 C30 C31 0 1u B10 0 1u B10 M29W640GB70NA6E M29W640GB70NA6E 2 5 6 12 LUDQM nLUBE gt C32 0 1u B10 V3R3 50R JMDSS G 1 TF S NZ T167 74VHC1G04 NS Titl MAIN PCB ROM 4 13 Size Number Revision PPSO00058 Date Sheet of File NENNEN METE s 75 7 CL S6621 6 6 Chapter 6 Circuit Diagrams SA Main PCB 5 13 RAM MEM 2 4 6 12 DI15 0 KO Dos
12. BH M3x4 NI Plate Peel Guide Notes on reassembling the right edge of the Label Edge Mark with the slit Pay attention to the direction of the Mark Then align Label Edge Mark A and stick the Label Edge Mark onto the Plate Peel Guide so that it covers in the slit A Apply FLOIL 311 to the gear shaft See the mark shown in the figure otick the Label Edge Mark as shown on the right Plate Peel Guide Another slit Slit A 3 53 CL S6621 Disassembly Reassembly and Lubrication 3 6 24 Disassembling the Roll Paper Shaft 1 Remove the 2 screws BHT 2 M3x6 NI and detach the Shaft Paper 2 Remove the Slider PNE Lever PNE and Spring PNE from the Cover Shaft Paper NOTE To remove the Lever PNE pull it out from the Slider PNE Cover Shaft Paper Lever PNE Slider PNE Notes on reassembling Apply FLOIL G 3118S to the convex parts 2 places of the Lever PNE See the mark shown in the figure e Insert the Lever PNE into the Slider PNE as shown below e Insert the end of the Spring PNE A into of the Slider PNE Also insert the projection B into the slit B as shown below When assembling Spring PNE 3115 CL S6621 3 54 Adjustments 3 7 Adjustments 3 7 1 When you replace one of the
13. To SA Ribbon Motor R To SA Ribbon Sensor on the rear side 19105 Ribbon PCB O J104 J102 To SA Main PCB CL S6621 4 13 CHAPTER 5 Parts Lists 5 1 CL S6621 5 PARTS LIST TABLE OF CONTENTS Recommended Spare Parts 5 3 Mechanical Section General Assembly Drawing No 1 5 5 Uit Base Drawing 2 B 5 9 Unit Mechanism Drawing iii un ue o ede u dau ean deos dad 5 14 Unit Head Drawing No 4 ci ote ea tr udis 5 17 Unit PF Drawina NO 9 Mc 5 21 Unit Sensor U Drawing INO 6 soo tpa er 5 26 Unit Control Panel Drawing No 7 5 30 Uit IKIDboD D AWINGUING a uec Code 5 33 SAZ Isbboh Unit Pal Drawing NO ose io 5 37 Accessories Drawing No 0 ex eo ane teu uota eus fuesen eun 5 40 CL S6621 9 2 Chapter 5 Parts Lists CL S6621 Recommended Spare Parts List Revision Up List CL S6621 5 3 PARTS LIST for CL S6621 TITLE Recommended Spare Parts List Sheet No 1 1 Rev No 0 2 12 PPS00058 0 SA Main PCB 200ENG 2 2 23 1 PWT20005 0 Unit Power Supply 100V ForCSA 3 2 23 2 PWT20006 0 Unit Power Supply 200V O For CSE China 4 3 5 PPK90007 0 SA2 Platen 5 4 12 80005 0 SA Head 1 O 6 5 12 JM66730 1 SA Ref Sen PCB 1 O 7 5 28
14. ed NA E 18 20 bl 5 disp N o C175 y C176 178 SA Ribbon Sensor SA Main PCB Ribbon sensor F The ribbon sensor F is used to keep the ribbon tension on the front side constant When printing starts ribbon is fed and then the front side ribbon slacks Then the claws of the SA Ribbon Tension Shaft F come off the photointerrupters on the SA Ribbon Sensor and the photointerrupters turn ON Thus pin 34 32 RIBSENS A1 A2 of U1A CPU goes High level In this case U1A CPU increases the revolution speed of SA Ribbon Motor to take up the slack of ribbon As a result ribbon tightens and the claws are inserted into respective photointerrupters Thus 34 32 RIBSENS 1 2 of CPU goes Low level Then CPU slows down the revolution speed of SA Ribbon Motor During printing this cycle is repeated and constant ribbon tension is maintained If ribbon is not correctly fed during printing the ON OFF state of the photointerrupters on the SA Ribbon Sensor becomes improper Thus the CPU can detect an abnormal ribbon feed Ribbon sensor R The ribbon sensor R is used to keep the ribbon tension on the rear side constant When printing starts ribbon is fed and the rear side ribbon tightens Then the claws of the SA Ribbon Tension Shaft R are inserted into respective photointerrupters on th
15. 0000 068km 0000 068km 0 7205837 Current Menu Settings Global Config Menu Config Set PageSetup Menu Print Speed Print Darkness Darkness Adjust Print Method Ribbon Winding Continuous Media Length Vertical Position Horizontal Shift Vertical Image Shift Auto Side Shift Media Sensor Small Media Adjustment Small Media Length Symbol Set System Setup Menu Sensor Level Paper End Level Error Reporting Buzzer Select Metric Inch Max Media Length Settings Lock Keyboard Lock Standby Mode Standby Timer Paper Near End Status Paper Near End Alarm Control Code Emulation Select Emulation Auto Detect After Print Menul AutoConfigure Function Select Cutter Action Paper Position Mode Repeat Key E CEN Thermal Transfer Outside 4 00 1nch 0 00 inch 0 00 inch 0 00 inch 0 dot Through 1 00 inch PM 01 7 V 2 80 V On Printing On Inch 10 00 1nch Off Off Off 5 min On Off STD DMA Full Auto On Tear Backfeed 0 00 inch Disabled 2 45 Note Citizen continually enhances its printers with new options and settings based on our customer s requests Extra or changed menu items may appear on the print out in some cases CL S6621 Operation Panel Interface Menu RS 232C Baud rate 9600 bps RS 232C Parity None RS 232C Length 8 bit RS 232C Stop bit 1 bit RS 23
16. 2 gt gt CEINTP 2 V24RO A nTEMP ERROR 6 13 C42 1000p B50 BA2903SFV V24RO C49 1000p B50 BA2903SFV N TDI TCK TMS Title TDO MAIN PCB FPGA 6 13 Size Number Revision Date File C Chapter 6 Circuit Diagrams SA Main PCB 7 13 Head Opepane EAN RN O V3R3 Ic Q1 6 nHCVON gt iex DTATI4EM V3R3 T2709 330 196 D1 RB520S T271 R46 ju 1k 571 gt gt HDRES 2 1000p B50 V3R3 D2 VHD RB520S D3 T272 RB520S R47 30 1 R48 1 C75 gt gt VHDMON 2 R49 1000p B50 2k 194 J3 E po gt a mg 10 6 LEDG B10P VH NZ N 6 LEDO gt S V3R3 V3R3 V3R3 6 LEDR gt J5 z zzzz RA16 3 3V 22 VDD oloko 47k 2 3 3V C77 VDD T273 5 PRTLED GREEN C76 m 0 1u B16 20 GND t 3 DIED 47u 16 19 GND 1275 6 nLAT 2 SWO eg 12 6 SW FEED B E O SW PAUSE 2 SW3 7 gt y R52 1200 T281 nm 1282 16 CLK 2 SW T278 5 SW STOP nSTB1 2 SW T280 5 SW MODE yp BLM15BD102 HD2 GND 6 HD4 C B HD1 GND 6 C A HD4 Gu GND x HD4 y 10 HD6 S 2 V3R3 9 HD5 N C R53 T283 THM OPEPANE CL S521 621 18k 1 7 HD7 N C R54 4 100 N C 2 6 HDTMP 5 THM 1000p B50 V3R3 4 N C R55 KA N C 6 nHDSTB 22k B22B PHDSS HEAD Titl MAIN PCB HEAD OPEPANE 7 13 R
17. 5 7 R39 ENABLE R41 6 2_28 C11 B2 27 nTEMP ERROR C6 SA Main PCB Printing operation when the head temperature rises If the head temperature reaches 70 C 158 F printing stops after printing the current label In this case the PRINT LED and CONDITION LED simultaneously blink on the operation panel When the temperature of the SA Head falls below 60 C 140 F the LEDs stop blinking and printing will be resumed Stops 70 C Printing Printing 60 C 140 F Printing Stop For further safety an abnormally high temperature detection circuit is provided In case this circuit is activated the System error is displayed and the printer stops The comparator U16B detects if the level at pin 5 i e the temperature of the SA Head exceeds a certain reference level determined by the output from pin C11 nTEMP ENABLE of U14 FPGA i e the predetermined allowable limit temperature If it does nTEMP ERROR at pin C6 goes Low level and this signal is fed to U14 FPGA Then the System error is displayed and the printer stops At this time nTEMP ENABLE at pin C11 is set to Low level so that TEMP ERROR is securely maintained at Low level To clear the System error you need to turn OFF the printer once and then turn it ON 2 27 CL S6621 Operation of Control Parts 5 PF motor temperature sensor The PF motor temperature sensor is used
18. 2 WANS 4 ZZ Z 2 2 1 im pM ELTE ASS vold a 42014 ien 00000000000 L 24 CITIZEN SYSTEMS JAPAN 35 MAIN Rev1 0 5500049 00 3 CL S6621 A Mounting Diagrams Dip side R113 e R111 cum o os 1 0 O O O O 000000 09 R117 ved T GH gt 1 109 E 70 6 030 OO C zm C44 O T 58 k 3953 mum 222 Ez TEST B rem TS O OOO O o CL S6621 AP 4 2 SA PCB Parts side MOS CAUTION O O MADE IN JAPAN 667 EE A 3 SA Ref Sen PCB 566 A EF D501D502 AP 5 A Mounting Diagrams Solder side D301 K D302 JM66930 0 SS O zz CL S6621 A Mounting Diagrams A 5 SA Relay PCB Parts side Solder side Ja RELAY 0 0 P5500051 00 9 0000 00000000090 00000000090 00000000090 00000000090 O 000 000000007009 000000000590 00000000090 O 00000000090 O CITIZEN SYSTEMS JAPAN MADE IN CHINA 2012 03 A 6 SA Ribbon PCB f J O E ac e tco i oo oo R104 R102 J106 Fe l8 FAN m e
19. 4 Ope pane circuit The ope pane circuit consists of 4 LEDs and 4 switches U14 FPGA controls the transistors Q2 to Q4 to turn ON OFF the LEDs Each switch signal is input to UTA CPU The following shows the simplified circuit diagram U14 3 3V FPGA Q2DTC114EM 3 3V JA CN301 0301 f Q 3 3V POWER ON Green 2 AA m it CNDLED a CONDITION Orange eorum HH Red SW PAUSE SW302 TT SWISTOP HH L15 MP SWIMODE 9 9 5 Ra vere To O CPU ala SA PCB SA Opepane 5 USB I F control circuit The USB control circuit supports the interface with a high speed USB2 0 device It consists of U28 high speed USB2 0 controller and peripheral circuits X3 clock generator generates a 48MHz clock for U28 Pins 41 VBUS 39 DMO and 40 DPO are for USB interface U28 is controlled by U1A CPU U28 33 High Speed USB2 0 Controller Clock Generator Clock USB2 0 2 48MHz 62 69 00 015 7279 47 49 A1 A7 52 55 To F 56 t n CN LLDQM nLLBE 57 LUDQM nLUBE 58 nUSBCS 59 UB2INTPO 2 UB2INTP1 a SOF N UBREQ 4 DESCR DREQO_N DACKO nGRESET 44 SA PCB RST R8A66597FP CL S6621 2 38 Operation of Control Parts 6 RS232C circuit The RS232C I F circuit consists of U25 and U26 receiver transmitter and receives and transmits the RS232C
20. 5 from the Main PCB Then remove the Spacer H20mm 2 pcs See the following figure 7 Remove the 2 Lock Screw Inch and 4 screws BH M3x4 NI and detach the SA PCB and Sheet Insulation Main PCB 8 Remove the 2 screws BH M3x4 NI and detach the Plate I F Cover from the Plate Main PCB BH M3x4 NI BH M3x4 NI Plate Cover Lock Screw Inch Plate Main PCB CL S6621 3 28 Disassembly Reassembly and Lubrication Notes on reassembling When the SA Main PCB is replaced with new one perform the sensor adjustment Refer to 3 7 1 Transparent Reflective Sensor Position Adjustment When running the Cable Opepane pass it inner side of the case arms Also after running the Cable Opepane stick it to the case frame at point B with a double faced tape Cable Opepane e When connecting the flexible cable be sure that the insertion direction is correct If you insert it reversely circuit is not electrically connected e For the Cable Opepane connected to the connector J4 face its foil side to the rear of the printer e For the cable J9 face up its foil side 412 210 J13 g Foil side J9 Blue tape side 3 29 CL S6621 Disassembly Reassembly and Lubrication Note on installing the optional Parallel I F Board On back side of the printer remove th
21. Signal level RS 232C 2400 4800 9600 19200 38400 57600 115200 bps Data length 7 bits 8 bits Stop bit 1 bit 2 bits Odd even none D SUB 25PIN 225AE25FSNBBA3 COXOC 2 Signal line and pin assignment Pin No Signal Signal name Function Abbr Protective ground Protective grounding to the host the printer TS printer can receive data Signal line that becomes active when other devices can receive data from the printer interface with the printer 843 NC Notused 0 0 Factory use only 15 19 N E 20 DTR Data Terminal Signal line that is active when the printer can Ready interface with the host 2125 NC Ntue j 2 59 CL S6621 Interface 3 Protocol XON XOFF system Controlled with the data transmission request signal X ON 11H code and the data transmission stop request signal X OFF 13H code The conditions for the X ON code output are as follows e When the printer is turned from off line to on line e When the remaining of receive buffer is 1024 bytes or more after sending X OFF code The conditions for the X OFF code output are as follows e When the remainder of receive buffer is 128 bytes or less e When the printer is turned from on line to off line When the media end is detected When a printer error occurs 0 16K bytes Received data pe bvtes 12 X ON code sending X OFF code sending READY BUSY System sign
22. V3R3 T311 DTA114EM R91 44 120 1 1608 T317 B3B PH K S PNE SENSOR V3R3 T321 DTA114EM R96 T325 120 1 1608 B3B PH K E R65 100 C95 0 1u B10 Chapter 6 Circuit Diagrams T293 3 3V 2 TRAMON lt lt 2 R66 TRASENS C96 R69 R70 03FM 1 0BT 1000p B50 43k 1 39k 1 LABEL SENSOR TRA peus White 6 9 69 TSNSCTLO 2 HE DTC114EM V3R3 VMT R77 J10 RA18 47k 24V ONE 2 24V gt lt 27 7 1302 2 CUTCTLO 6 CUTCON1 3W S CUTCTL1 6 CUTCONO 05 T304 CUTHP CUTTH V3R3 C98 1k 1305 s CPRTYPO 1000p B50 GND R79 8 GND T308 8 2k 196 T8 GND R81 4 100 T309 26 lt STOB PH K S C100 V3R3 V3R3 CUTTER 1u B10 V3R3 L R82 R83 47k 47k T310 R84 R85 ju Tk 47k 22 ee Tu f ne hk 2 oPswo lt lt 2 CPRTYP1 e diss C101 C102 PN 1000p B50 1000p B50 CUTTER PEELER NC AI V5RO OPSW 0 H L L f Fx Qi OPSW_1 L H L l DTC114bEM NA R87 PWRSAVE 100k V3R3 L 5V OFF T312 014 H 5V ON SUME 2 625 i ds 2 9 10 PWRSAVE gt d f opsw1 lt lt 015 J13 V V3R3 DTC 15EM 1 E 10k 7 2 GND EW D4 T318 mm CPRTYP1 ES K 016 T410 RB520S p 191 5 0 DTC114EM E EX R92 12 4 1 T320 L PEERSENS 3 3k 1 SN S5B PH K S NY PEELER CUTTER PEELER N C CPRTYPO
23. and Label Head Balance from the SA Cover Frame p BH M3x4 NI 3 gan M3x10 1 Spring Head L Plate Head Balance BH M3x4 NI Label 2 Caution Head AH50 Label 6 Caution Head Label 7 Caution Head Label Caution Head P d a Spacer Head Balance Plate Ribbon M3x6 5 Cable Stay A TUM Pivot Head Balance Cam SA Cover Frame a a eb LO lt Cam Head Balance FLOIL G 311S PH M3x10 Holder Guide Sensor U Support Pop Up Label Head Adjut Label Head Balance BH M3x4 NI Notes on reassembling Apply FLOIL G 311S to the following places See the mark shown in the figure Pivot Head Balance Cam Surface Cam Head Balance Along the cam surface SA Cover Frame The slit into which the claw of Plate Head Balance is inserted to be continued on the next page CL S6621 3 44 Disassembly Reassembly and Lubrication e When assembling the Plate Holder Head Block on the SA Cover Frame Block follow the next steps 1 Insert the Spring Head L and Spring Head R on the SA Cover Frame Block See the figure below NOTE The Spring Head L is shorter than the Spring Head 2 Align the Plate Holder Head Block so that the top ends of the Spring Head L and Spring Head are securely seated in the depressed parts A and respectively 3 Gently press down the Plate Holder Head Block and then slide it in
24. to print the total print length since the printer is firstly used 2 47 CL S6621 Operation Panel 3 2 How to enter the Factory Service Mode How to enter Factory Service mode differs from the user menu setup mode operation However once you have entered Factory Service mode the basic operation is the same as that for the user menu setup mode explained in the User s manual The Factory Service mode menu appears at the top of the user menus as follows Top menus All keys POWER JA Factory Mode menu Do you want to change the menu UE Added rvi men settings Yes PAUSE No STOP PAUSE Yes VuePrint Global config menu D t to print th t Page Set iku you want to prin e current menu I e oetup menu print g P system settings Yes PAUSE No STOP PAUSE Yes system Setup menu After Print menu __ Different operation from the user menu setup mode menti The menu operation principle is the same as for the user menu setup mode operation The keys to be used and the functions are as follow PAUSE FEED STOP Yes Select Save No Next item Increase item Next digit MODE REPEAT Exit the current menu or the VuePrint menu system CL S6621 2 48 Menu settings print sample Factory Service mode Machine Information Model Number Boot Version ROM Version CL S6621 EBXXXXXX ROM Date DD MM YY XX XX XX ROM Check Sum FPGA Version Head Check Print
25. 2 4 6 12 RA10 5 A13 53 wT168 4 D15 IN EDIT 50 27170 rM 2 48 91171 RATI pn 0012 ar 344 M Di A V3R3 V3R3 Da1 Has 7 3 A DQ10 44 1174 099 42 41175 8 1 RAT 08 008 M 5 4 07 6 H3 1 6 7 DQ7 ged OLg nr o OLamro OLamro OLamro OLamro OLamro 2 nSDRAMCS 2 nWE nWR 2 SDCKE 63 165 5 6 2 6 BUSCLK EM63A165TS 61G 2 4 6 12 LLDQM nLLBE 2 4 6 12 LUDQM nLUBE nSDCAS nSDRAS NN 256Mbit SDRAM Titl MAIN PCB RAM 5 13 Size Number Revision PPSO00058 Date Sheet of File eS 2 2 22 ST KA ATI 7 6 CL S6621 Chapter 6 Circuit Diagrams Ti87 RIBSTEP_B 2 13 D3 nLCDCS PORT D4 LCDSI T196 D5 LCDSCK 1198 E1 LCDRST PORT gt LED_O T190 E2 LCDBKL PORT gt RIBTRG T200 0 a 1201 RIBTRG T192 T194 F3 ASB 2 26 nRESET33 gt lt A 24 1 2 4 5 12 nGRESET 2 11 12 13 HDACK 2 iod ITV 2 T205 lt PFCLK 2 8 UU ERIBSTEP d lt LLDQM nLLBE 245 12 T210 PFMD1 8 eta 7916 S PEMD2 221 lt T T219 L3 PFPS lt nTEMP_ERROR 6 13 HD2 7 O SnTEMP ENABLE 6 E T223 PFDIR 8 1230 Ce RIBINTP 1225 8 1233 LED_R 1232 gt IFRESET 11 gu LED G 1235 S CUTCONO 9 gt HD4 7 1238 SS CUTCON1 9 T241 1243 HD3 1248 7245 10 1251 RIBDIR_A 13 PEOR RIBDIR B 13 T250 7251 8 HDCLK 7 T255 nHDST
26. 28K3664 2 35 CL S6621 Operation of Control Parts 2 2 5 Other circuits 1 Power supply circuit The SA Main PCB receives 24V from the Unit Power Supply and produces each DC power U22 024 U23 DC DC converter ICs to produce 5 3 3V and 1 5V 1 2V from 24V respectively The DC power produced and their purposes are as follows For transparent reflective circuit SA Ribbon PCB optional I F etc 24V For driving circuits 5V 3 3V For logic circuits LED etc 1 5V For U1 CPU 1 2 For 914 FPGA If 1 5V for CPU is not produced 022 turns OFF and 3 3V for logic circuits is shut off for safety When pin 114 PWRSAVE of U1A CPU goes Low Q19 turns OFF and the Unit Power Supply enters Power Saving mode In Power Saving mode the DC output from the Unit Power Supply is changed over from 24 to approx 9V Power saving mode is effective if the Standby Mode submenu under the System Setup main menu is set to On However it is set to Off at factory default U1A CPU Q19 L Power Saving mode DTC115EM H Normal mode PWRSAVE D18 114 5V Regulator From n U22 Unit Power 24 DC DC Converter Supply 2 3 5V A VIN LX 5 105 C106 Z 5 3 47 3 E R12435001C 1 5V 1 2V Regulator 124 123 DC DC Converter DC DC Converter a 3 3V 7 PVIN1 SW1 1 5V SA Main PCB PVIN2 SW2 PVIN3 SW3 1 VIN
27. 92922 a 3 3 3 Ouanttvor caia Ouod 3 4 Maintenance Tools 61 95 Quick Detachment OF Major sosa 3 5 1 3 5 2 SAC Pea i d Se EUREN eae tata UE Sabah dae SR PIG eem arus IU O 3 6 Disassembly Reassembly and Lubrication 3 6 1 3 6 2 3 6 3 3 6 4 3 6 5 3 6 6 3 6 7 3 6 8 3 6 9 3 6 10 3 6 11 Cover Top and Support Top 1 Removing the Cover Top Block 2 Removing the Cover Top and Support Top Cover LTTE RID DOM T tS 1 Removing the ribbon 2 REMOVING de SA a RIDDON GOATS SA Ribbon Motor F R and SA Ribbon Holder Ribbon Shaft and Holder 2 Tension Spring Unit Ribbon Sensor F R and SA Ribbon Frame SA Ribbon Tension Shaft and SA Ribbon Sensor on the front side SA Ribb
28. Cover Power PCB Sheet Insulation Power PCB Spacer fai3 5 7xL4mm Plate Power PCB Label Inlet Volt 100 120 Label Inlet Volt 200 240 Screw BH M3 0x4 NI Screw PHT PT2T M3 0x14 Screw BH N M3 0x6 NI Screw PH M2 0x4 Screw BH M4 0x5 NI Lock Screw Inch Screw PHT 2 M3 0x6 Screw FH M3 0x6 Nut 3 M4 Washer Ext T 4 NI 00057 0 PPS30019 0 PWT20005 0 PWT20006 0 PAC70032 0 PRCO0006 0 PWH10002 0 PAC70031 0 PRX30001 0 PRX30002 0 E00530 040WF E10130 140F E00530 060WF E00120 040F E00540 050WF C6390 07 1 E10130 060F E00230 060F E40140 000F E50740 000WF 0 12 N cO a N BR Na N For CSA For CSE China Korea For CSA For CSE China Korea CL S6621 Chapter 5 Parts Lists PARTS LIST for CL S6621 TITLE Unit Base Sheet No 3 3 Drawing No 2 Rev 0 2 39 Leaf Case PAG60010 0 1 40 Spacer PNE PBH40011 0 1 CL S6621 5 13 CL S6621 Drawing No 3 Parts List amp Location for Unit Mechanism Revision Up List 5 14 CL S6621 Chapter 5 Parts Lists S f A SS 4 DRAW NO 4 0 15 DRAW NO 5 DRAWING NO 3 Unit Mechanism Rev 0 CL S6621 PARTS LIST for CL S6621 TITLE Unit Mechanism Sheet No 1 1 Rev No O Ribbon Cable PPS30018 0 Screw BH M3 0x4 NI E00530 040WF Drawing No 3 Plate Ribbon Cable Stay Unit Head 2 Platen Label 2 Caution Head
29. Parts List 4 Location for Unit Control Panel Revision Up List 9 30 CL S6621 Chapter 5 Parts Lists DRAWING NO 7 Unit Control Panel Rev 0 CL S6621 9 31 PARTS LIST for CL S6621 TITLE Unit Control Panel Sheet No 1 1 Drawing No 7 Rev 0 Cover Ope Pane Switch CL S LED Window SA Opepane PCB Screw PHT 2 M3 0x6 00066 0 1 JM56253 0 1 JM56208 0 1 JM66720 1 1 E10130 060F 3 0 32 CL S6621 Chapter 5 Parts Lists CL S6621 Drawing No 8 Parts List 4 Location for Unit Ribbon Revision Up List Mar 12 2013 CL S6621 9 33 DRAWING NO 8 Unit Ribbon Rev 0 237 DRAW NO 9 9 34 CL S6621 Chapter 5 Parts Lists PARTS LIST for CL S6621 TITLE Unit Ribbon Sheet No 1 2 Drawing No 8 Rev No 0 5 2 Ribbon Unit Fan SA Ribbon PCB Ribbon Motor Ribbon Frame SA Ribbon Motor F Holder Tension Spring 2 Spring Ribbon Tension Holder Tension Spring 1 Interrupter Ribbon Sensor Ribbon Tension Shaft Sheet Static Eliminator 6621 Lever Tension Adjust F Shaft Tension Adjust Cover Ribbon Tension Sensor Bush Ribbon Roller Ribbon Sensor Plate Ribbon Tension Sensor Gear Reduction Ribbon 2 Gear Reduction Ribbon 3 Gear Reduction Ribbon 1 PPS00059 0 PWF80014 0 PPC60013 0 PPF80004 0 PBE00036 0 PJG60046 0 PBE00037 0 PBC90018 0 PPM10001 0 PRC10002 0 PAC90006 0 JM32011 0 PAC80013
30. T1 X1 T2 C1 16MHz C2 15p CH50 15p CH50 R1 1M 164 165 U1A D 15 0 dcmum ad 0150 4 5 6 12 V3R3 551128 bi 94 v T4 D2 1 oe 96 wT5 D4 V3R3 5716 D5 A 98 D6 0 1u B10 x 99 yT8 D7 NZ 104 y 128 D8 T9 161 1051110 D A Ti0 D9 T13 UDM amp T11 160 ES 106 12 010 R2 47 UDE T29 159 EURIE P10 UCLK INTP10 168 H8 DSC8002DI1 48MHz 109 9130 v 11 SCKO lt 116 155 P11 SCKO INTPTI aT tis I 11 RXDO SIO gt 153 P12 RXDO SIO 6 lt lt P13 TXD0 SOO PDHO D16 INTPDO 715x151 9 4122 152 PDH1 D17 INTPD1 411 153 amp HDINTP 6 24 139 20 PDH2 D18 INTPD2 TOC4 3 PWRSAVE 9 10 11 RXD1 2 T25 148 P21 RXD1 INTP21 PDH3 D19 INTPD3 118 133 HDUSW 9 11 TXD1 TA RI i7 135 447 P22 TXD1 INTP22 PDH4 D20 INTPD4 iig 736 9 3 6 SCLK TA 16 P23 SCK1 INTP23 PDH5 D21 INTPD5 TOC5 5253138 swo 7 3 DACCS T3 Ra 7 T40 135 P24 SM INTP24 PDH6 D22 INTPD6 INTP100 TCUD10 4241x143 CEINTP 6 3 6 SDATA P25 SO1 INTP25 PDH7 D23 INTPD7 INTP101 TCLR10 122 4 T42 UBINTP 11 R144 0 PDH8 D24 INTPD8 TO10 H155 L 7343 as Wo RIBSTEP_A 6 13 x 25 PDH9 D25 INTPD9 TIUD10 22 X145 Sw1 7 lt RIBINTP 6 C 6 HDREQ A4 5 5 PDH10 D26 INTPD10 INTP110 TCUD11 125 x 147 sw2 7 C 6 HDACK P51 INTP51 DMAAKO PDH11 D27 INTPD11 INTP111 TCLR11 26 545 SW3 7 6 11 12 13 nGRESET lt lt P52 INTP52
31. are securely engaged with the respective bosses B C D of the Case L CL S6621 3 34 Disassembly Reassembly and Lubrication 3 6 14 SA2 Platen 1 Remove the Unit Mechanism Refer to 3 6 13 1 Unit Mechanism 2 Open the SA Head Block 3 While pressing the part A of the SA2 Platen lift the right end of the SA2 Platen a little See the arrow a Next move it to the right and then remove it from the printer by lifting it upwardly See the arrow b SA Head block Note on reassembling e After reassembling the SA2 Platen be sure that it is securely engaged with the main body 3 35 CL S6621 Disassembly Reassembly and Lubrication 3 6 15 Unit Sensor U 1 Remove the Unit Mechanism Refer to 3 6 13 1 Unit Mechanism 2 Open the Unit Sensor U to set it free See the arrow a 3 Remove 3 screws BH M3x4 NI and detach the Unit Sensor U upwardly BH M3x4 NI 7 LA Notes on reassembling Before assembling the Unit Sensor U run the FFC TRA Sensor as follows FFC TRA Sensor wiring route Unit Sensor U OF GF lt TRA Sensor Wiring route to be continued on the next page CL S6621 3 36 Disassembly Reassembly and Lubrication e When asse
32. honed 1 DOG Slider PNE Slider PNE CL S6621 2 14 Operation of Each Mechanism 2 1 7 Head Balance Adjustment Mechanism The major components of the head balance adjustment mechanism are a Cam Head Balance c Spring Head L R b Plate Head Balance The head balance adjustment mechanism is used to eliminate uneven printing density on media The head balance adjustment is accomplished by changing the right side head pressure according to media width to be used To adjust the blue Media width adjustment dial Cam Head Balance is used When narrow width media is used the dial should be set toward 0 to give weaker pressure While wide width media is used it should be set toward 9 to give stronger pressure When narrow width media is used need to give weak pressure The Spring Head L and Spring Head R 2 pcs act to press the SA Head against the 5 2 Platen For narrow width media if the same pressure is given on both sides since no media exists on the right side of the SA Head the SA Head will slant to the right resulting in uneven printing density The part A of the Plate Head Balance is pushed against the cam part of the Cam Head Balance by the force of Spring Head R and it moves up step by step as the Media width adjustment dial is turned toward 0 D As it moves up the Spring Head R is pressed with weaker force by the Pla
33. 2 TESTO mtm 2 46 2 1 Self PINTOU E u u o ura ales 2 46 222 Hex Gump Mol id 2 47 9 jFactory Service mode e 2 47 A 2 47 3 2 How to enter the Factory Service 2 48 3 3 Factory Service Mode menu table 2 54 o E o 2 59 pS E o Tm 2 59 17 SPCC Call ON e UU adds 2 59 2 Signal line and pin assignment 2 59 o 0 qasa 2 60 2 4 2 USB triada 2 61 L SSDS CMIGAUOMS mec m ata aa a 2 61 2 Signal line and arrangement 2 61 2 4 3 Paralel nterface ts oo 2 61 1 nuyu o 2 61 2 Signal line and pin assignment 2 62 3 Parallel port status signals when an error occurs 2 62 4 Compatible timing specification 2 63 2 3 CL S6621 Operation of Each Mechanism 2 1 Operation of Each Mechanism This printer is a thermal transfer barcode amp label printer comprised of the following mechanisms media feed ribbon feed label tag d
34. 80003 0 SA PF Motor 1 O 8 6 9 JM66725 0 Sen PCB 1 O 9 8 2 PPS00059 0 SA Ribbon PCB 1 O 10 8 3 PWF80014 0 SA Ribbon Motor R 1 11 Is 5 PPF80004 0 SA Ribbon Motor O 12 816 PPS90020 0 SA Ribbon Sensor 2 O 13 14 15 16 17 18 19 20 5 4 CL S6621 Chapter 5 Parts Lists CL S6621 Drawing No 1 Parts List amp Location for General Assembly Revision Up List CL S6621 5 5 General Assembly Rev 0 DRAWING NO 1 CL S6621 5 6 Chapter 5 Parts Lists PARTS LIST for CL S6621 TITLE General Assembly Sheet No 1 2 Drawing No 1 Rev No 0 Cover Top BK Label CL S6621 Window Side Window Logo Citizen L Screw PH M5 0x15 NI Damper Cover Nut 3 M5 NI Screw PHT PT2T M3 0x14 Cover Connector BK Cover Front BK Screw BH M3 0x4 NI Cover Cable Ribbon Holder Case U BK Support Top Cover BK Label Main Guidance Label Rating JS12 US Label Rating JS12 EU Label Caution North EU PBA00062 0 PRX30043 0 JM56224 1 JM56209 0 PAX30002 0 E00150 150WF PWG40004 0 E40250 000WF E10130 140F PBA00064 0 00065 0 E00530 040WF 00058 0 PPM40001 0 PBA00061 0 00063 0 PRX30059 0 PRX00020 0 PRX00021 0 PRX10006 0 5 7 Ma a For CSA For CSE China Korea For CSE PARTS LIST for CL S6621 T
35. Bottom sensor detects the media end SA Ref Sen PCB Head It consists of a head driver and thermal elements Thermal elements are heated to make printing on media The thermal head incorporates a thermistor to detect the thermal head temperature SA PNE Sensor This sensor is a photo sensor to detect a near end status of roll paper Paper near end installed sensor SA PNE Sensor Transparent sensor SA TRA Sen PCB Reflective Sensor SA Ref Sen PCB SA Head Up Switch 2 5 CL S6621 Operation of Each Mechanism 2 1 2 Media Feed Mechanism The major components of the media feed mechanism are a SA PF Motor b SA2 Platen c Gear train By setting the head block to the down position media is pushed against the SA2 Platen by the SA Head As the SA PF Motor stepping motor turns counterclockwise viewing from the right side of the printer the SA2 Platen turns counterclockwise the gear train Gear Reduction PF 1 Gear Reduction PF 2 and Gear Idle PF and media is fed forward by the friction force produced between the 5 2 Platen and the SA Head When the SA PF Motor turns clockwise media is fed backwards One step of the SA PF Motor feeds media by 1 16 mm 0 0025 Thermal Elements SA Head he b ie O Media SA2 Platen N Ribbon Gear Idle PF Gear Reduction PF 2 SA PF Motor Gear Reduction PF 1 Motor Gear
36. VMTON is High level Q27 and Q25 turn ON and 24V is supplied to the SA PF Motor The exciting method is determined by PFMD1 and PFMD2 signals sent from U14 FPGA to U19 Motor Driver The rotational direction of the SA PF Motor is determined by PFDIR signal and PFCLK signal is a clock signal for turning the SA PF Motor The digital to analog converter U7 is used to control the PF motor current Its output is controlled by the data sent from U1A CPU Low Turns on Q25 to supply 24 power to SA Motor PF R112 Q 014 R114 B VMTON 12 VMT de gt _ Motor nT zur P1 Q25 2 DTC 114EM NP15PO6SLG E ME R116 Motor Driver O 11 Pa PFMD1 7 U14 PFMD2 8 9 PFDIR 16 To From PFCLK 10 U7 CPU PFFLAG _ 18 D A Converter PFMOTCU 13 REF SLEEP1 R58 LR59 R60 JC93 ji SLA7073MPRT U14 FPGA BH2227 ps Q5 DTC114EM SA Main PCB B1 39 P3 This circuit is not used 2 31 CL S6621 Operation of Control Parts 2 Ribbon motor driver This is a driving circuit to drive the SA Ribbon Motor F and SA Ribbon Motor R stepping motors The SA Ribbon Motor F is used to take up ribbon while the SA Ribbon Motor is used to supply ribbon Since the motor drive circuit is the same as for both motors the following describes only for the SA Ribbon Motor F that takes up ribbon The SA
37. and SA Head Up Switch 3 6 21 Gears 1 Remove the Unit Mechanism Refer to 3 6 13 1 Unit Mechanism 2 Remove the 1 screw PH PW M2x8 and detach the Support PF Idle Gear 3 Remove the Washer Platen and pull out the Gear Reduction PF2 Then pull out the Gear Reduction PF1 and Gear Idle PP 4 Remove the 2 screws PH M3x6 and remove the Hinge One Way Block 5 Disengage the E Ring 4 and remove the Gear One Way Hinge and Shaft One Way Hinge from the Hinge One Way PH PW M2x8 Support PF Idle Gear jk FLOIL G 311S Gear Idle Gear One Way Hinge Shaft One Way Hinge d Hinge One Way 7 PH M3x6 When assembling Note on reassembling e Apply FLOIL G 311S to each gear shaft 3 shafts and to each gear surface See the mark shown in the figure 3 51 CL S6621 Disassembly Reassembly and Lubrication 3 6 22 Lever Head Lock and SA Main Frame R 1 2 3 Remove the Unit Mechanism Refer to 3 6 13 1 Unit Mechanism Remove the PF Motor Refer to 3 6 19 SA PF Motor Remove the Carriage Adjust Sensor L and SA Head Up Switch Refer to 3 6 20 1 Carriage Adjust Sensor L and SA Head Up Switch Remove the 4 screws BH M3x4 NI and detach the SA Main Frame R Block Disengage the E Ring 2 5 and remove the Lever Head Lock and Spring Head Lock from the S
38. motors print head etc e Serial I F RS 232C Driver Receiver This is a circuit to transmit and receive serial data between the printer and the host Serial I F USB I F Parallel I F Option Wired LAN Option or Wireless LAN Option is automatically selected when data is received f USB I F High speed USB2 0 Controller This is a circuit to transmit and receive serial data between the printer and the host using the high speed USB2 0 I F Serial I F USB I F Parallel I F Option Wired LAN Option or Wireless LAN Option is automatically selected when data is received g Stepping motor driver This is a circuit to drive the SA PF Motor The SA PF Motor is a stepping motor h Buzzer The buzzer is driven when an alarm etc occurs 2 19 CL S6621 Operation of Control Parts 3 Operation panel SA Opepane PCB Used to indicate the operating status of the printer and to set specifications It consists of 4 keys and 4 LEDs 4 Thermal print head SA Head Makes printing on paper The number of thermal elements dots is as follows The thermal print head includes the print head driver circuit 1344 dots 5 Sensors The following 9 sensors are used in the printer Sensor name Description Head Up Switch A mechanical lever switch SA Head Up Switch Transparent Sensor A photo sensor using a phototransistor On the SA TRA Sen PCB Reflective Sensor A photo sensor consisting of 2 LEDs and 1 p
39. 147 C143 D D toue16 ooopmso 80 38 1000p 850 0 01WB16 V3R3 10 43 C144 145 VCC3 C148 C149 C150 piu 1 42 10002850 001 816 v GND5 v V3R3 51 20 VDD2 C151 C152 5153 5154 5155 VIF2 50 0 1u B10 4 7u 10 D tuB10 014 816 000p BSO 21 GND6 SZ C156 157 0158 0159 ND2 V3R3 60 S 104 846 D 1u B10 p o1u B16 000 50 22 160 161 162 VCC1 V3R3 cwp L9 1000p B50 0 01u B16 0 1u B10 C163 164 0165 166 v3R3 70 Ou B16 D 1uB10 p otu B16 26 op C167 C168 C169 Tie R132 MAIN PCB I F USB2 0 12 13 5 6k LLL 1000 854 0 01u B16 0 1u B10 s p T392 27 S ue REFRIN m PPS00058 R8A66597FP Date File CL S6621 6 14 Chapter 6 Circuit Diagrams SA Main PCB 13 13 Ribbon Eccl EI VMT V5RO V3R3 J19 V3R3 l 26 V3R3 C170 d RBR TN 0 1u B10 6 RIBDIR_B 200 196 U15B 59 394 9 5 T393 1 b 6 gt vaga UP FANCTL_R R143 T395 7 74VHC1G00 VY C171 aw N R134 1u B16 T396 8 2k 1 C 2 6 11 12 nGRESET x 11 CLR 26 RBTMP lt lt META EL C 77 74 123 0172 Lp 6 nTEMP ERROR gt V3R3 NA B20B PADSS 1F U15C V3R3 RIBBON 16 C173 0 1u B10 09 tht lls 7AVHC123 NZ CO INIOO 8588 T398 6 Al
40. 6 xb RAS 2 A o Wave Washer C 4 8 0 15 Cover Guide Paper U 3 BHT PT M2x6 Gear Bevel Idle Sensor U Spring Guide Paper U j Shaft Lead Screw Spacer Hinge Shaft N Spacer CR Shaft Gear Bevel Lead Screw U 5 SS 4 aw ERG 3 kf 7 gt lt FLOIL G 311S Pin Guide Paper U Leaf Holder Adjust Sensor U 3 39 CL S6621 Disassembly Reassembly and Lubrication Notes on reassembling e Apply FLOIL G 3118 to the groove of the Shaft Lead Screw shown by the mark e When assembling the Spring Guide Paper U follow the next steps 1 First hook the end B as shown below 2 Next insert the end A into the opening and move it from a to a to hook it on the opening a as shown below Spring Guide Paper U When assembling the FFC TRA Sensor run it as shown below When assembling the Holder Adjust Sensor U assemble it so that its projection A is inserted into the groove end of the Shaft Lead Screw Also securely engage the Holder Adjust Sensor U with the Guide Paper U by aligning the projected parts and B Projection A Groove end A Guide Paper U When the SA TRA Sen PCB is replaced with new one perform the sensor adjustment Refer to 3 7 1 Transparent Reflective Sensor Position Adjust
41. Adjust Lever PPC70005 0 Guide Head Adjust Spring JM14204 0 DD I 0I 0I 0I Ny gt c gt CL S6621 9 19 Sheet No 2 2 Drawing No 4 Rev 0 PARTS LIST for CL S6621 TITLE Unit Head TT Cam Head Adjust Base Head Adjust Bush Head Adjust Spring Adjust Cam Sheet Head Connector P E Ring 3 0 Screw BH M3 0x4 NI Screw PH M3 0x10 Screw PH M3 0x6 Screw PHT 2 M2 0x6 Screw NO 1 TFH 6 0 7 M3 0x6 NI Washer Plain 2 6x6 5x0 5 JM19201 0 PAC70035 0 PBE40017 0 JM13604 0 00010 0 E60330 000F E00530 040WF E00130 100F E00130 060F E10120 060F E04630 060WF E50126 005F 5 20 2 Na N QO a CL S6621 Chapter 5 Parts Lists CL S6621 Drawing No 5 Parts List amp Location for Unit PF Revision Up List 435 o Mar 12 2013 12 2013 CL S6621 9 21 DRAWING 5 Unit PF Rev 0 Y bs qq 4 5 e 21 CL S6621 Chapter 5 Parts Lists PARTS LIST for CL S6621 TITLE Unit PF Sheet No 1 3 Drawing No 5 Rev No O Hinge One Way Shaft One Way Hinge Gear One Way Hinge Gear Reduction PF 1 Gear Idle PF Gear Reduction PF 2 SA2 Main Frame L Gear Bevel Joint Lead Screw Support PF Idle Gear Frame Main Holder Adjust Sensor L Ref Sen PCB Ref Sensor Cable Guide Paper R Spring Friction Sen PG Plate Function PG Sheet Blind Shaft Sensor Guide SA Main Frame R Holder Guide Se
42. Block Move the Unit Mechanism so that 5 places are aligned in line Close the Unit Sensor U and SA Head Block and then fasten the 8 screws to fix the Unit Mechanism SA Head Block lt ex Unit Sensor U L 3 16 Disassembly Reassembly and Lubrication 2 Removing the Case Remove the Case U Block Refer to the above 1 Removing the Case U Block Remove the Cover Front upwardly Remove the 1 screw PHT PT2T M3x14 and detach the Cover Connector Remove the 1 screw PH M5x15 NI and 1 nut 3 M5 NI and detach the Damper Cover 5 Remove labels Label Rating and Label Caution from the Case U s 2 3 14 Cover Connector a Saver ERON Label Rating Note on reassembling e When assembling the Damper Cover tighten the screw while pushing down the Damper Cover 3 17 CL S6621 Disassembly Reassembly and Lubrication 3 6 4 SA Fan 1 Removing the ribbon covers 1 Open the Cover Top Block and remove the Unit Ribbon Refer to 3 6 2 Unit Ribbon 2 Onthe right remove the 2 screws BH M3x4 NI and detach the Cover Ribbon Frame R 3 On left remove the 2 screws BH M3x4 and detach the SA2 Ribbon Unit Fan to the left after lifting it to unhook the claws A from the chassis A SAZ Ribbon Unit Fan
43. FB 1 2V PAM2307AJEADJR VY Q22 3 3V Regulator 3 3V Q23 CL S6621 2 36 Operation of Control Parts 2 Reset circuit This circuit performs the system reset When power is turned ON 3 3V increases gradually from OV When the voltage at pin 2 3 3V of U6 Voltage detector reaches approx at 2 8 V nRESET33 signal goes from Low to High level after a certain delay time determined by C7 at pin 5 of U3 has passed While nRESET33 signal is Low U1A CPU and U14 FPGA are reset Also by nGRESET signal output from U1A CPU U14 FPGA and other circuits are reset Power ON U1A 33 096 L Reset Reset bg ie Voltage Detector ore 2 1 nRESET33 3 VDD OUT RESET 1 5 3 VSS CD P52 23 H i R5 TET S 1009C28l M5T1U J TT L FPGA Reset nRESET33 014 99 nGRESET G13 B3 17 SA Main PCB nGRESET 3 Clock circuit Crystal oscillator X1 oscillates a 16 MHz clock This clock is send to UTA CPU and the CPU generates a 128 MHz internal clock and 64 MHz clock The 64MHz clock is fed to U14 FPGA and U13 SDRAM X2 Clock generator oscillates 48 MHz clock used for optional I F control U1A 16MHz CPU ad 164 Bus Clock System Clock I X1 64 U14 165 x2 C2 C1 PCD1 88 Y RIT BUSCLK 015 6 X2 ii Clock Generator 159 Clock for optional I F P10 48 2 BUSCLK Internal Clock DSC8002Dl1 48MHz 128MHz SA Main PCB 2 37 CL S6621 Operation of Control Parts
44. I F signals U25 oo Receiver Transmitter 19 1 A 19 15 TAIN Do T1OUT XL T2IN Do T20UT osr 10 RIOUT xf RIIN RS232C R20UT lt R2IN 20 __ nGRESET SHDN U1A U26 x 2 Receiver Transmitter 19 RTS1 13 19 T IN 100 1541204 Do T20UT RS INIT10 4 RIOUT xl R1IN R2OUT lt R2IN SA Main PCB ICL3222bIVZ 7 Option circuit The optional circuit consists of an ordinary USB interface circuit and communication I F signal lines that are connected to U1A CPU and U14 FPGA NAND gates U27A U27B and U27C and transistor Q29 consist of a USB connection detecting circuit When USB is connected to the printer pin 23 VBUS of J17 is set to High The detection circuit detects this level and outputs a UBINTP pulse to the CPU to inform of the USB connection 5V 24V O O DATAO DATA 7 nSLCT IN CTS nATFD XT DSR USB connection detecting circuit Elo nSTROBE OCIO nINIT nPRIME OS U14 BUSY RTS nACKNLG DTR 3 3V nFAULT SLCT PPON0 gt FPGA PE DSWOUT TXD0 SO0 OBDIR mcm 929 IFRESET 3 3V iy I DTA114EM Option U1A I CPU 8RI28 To From RXDO SIO SCKO U1A CPU 2 s High when USB R126 connector is connected VBUS UDP 160 UDM 161 USB D 33 38 40 SA Main PCB 2 39 CL S6621 Operation of Control Parts 8 Peeler circuit for optional peeler The peeler circuit supplies 5 to an
45. L CPRTYPO 81 R84 r 1 I 1 80 Q11 Mw 0 114 3 3V O CUTTMP 4 Bu BA PEELSENS 2 CUTTMP m D I Analoq Switch Switch ON Fixed 9 TEMP ERROR Detection 3 3V 2 O U14 U17B R40 CUTTMP R39 nTEMP ENABLE R41 5 2 28 lt 6 For further safety an abnormally high temperature detection circuit is provided In case this circuit is activated the System error is displayed and the printer stops 2 41 CL S6621 Operation of Control Parts The comparator U17B detects if the level at pin 5 CUTTMP exceeds a certain reference level determined by the output from pin C11 nTEMP ENABLE of U14 i e the predetermined allowable limit temperature If it does the signal nTEMP ERROR at pin C6 of U14 FPGA goes Low level Then the System error is displayed and the printer stops At this time nTEMP ENABLE at pin C11 is set to Low level so that ERROR is securely maintained at Low level To clear the System error you need to turn OFF the printer once and then turn it ON CL S6621 2 42 Operation Panel 2 3 Operation Panel Operation panel is located on the left front side of the printer Operation panel consists of 4 keys and 4 LEDs which perform to set the condition of the printer and indicate the operating condition POWER PRINT CONDITION B ERROR PAUSE FEED STOP JUL MODE REPEAT
46. Near End Detection Mechanism 2 1 7 Head Balance Adjustment Mechanism 2 1 8 Media Offset Adjustment Mechanism 2 1 9 Transparent Reflective Sensor Travelling Mechanism 2 2 Operauop or Control PANS uuu u uuu u un 2 2 1 Configuration Of PTA u u uu uu u uuu Ex ES kan E Eten alus IF AC pOWERSUPDIV a T I 2 SA Man POB su u u uz eek 3 Operation panel SA Opepane PCB 4 Thermal print head SA Head Oy ei kie dei l A De gee MOTOS M 7 SOAGRIDDOM POB e o A Iselay POB a a a MEO ehm beer a e e 222 Memon M 232235 SS uuu 2 Transparent sensor and reflective o IRIDDOM Sensor FAR 4 Head temperature b PF motor temperature 6 Ribbon motor temperature sensor
47. Ribbon Motor F is driven by U101 Motor Driver via the RIBSTEP A signal sent from CPU The rotational direction of the motor is determined by the RIBDIR A signal sent from U14 FPGA The strength of PF motor excitation strong and weak or PF motor current is controlled by the RBMOTCU signal sent from the U7 D A Converter via U1A CPU Ribbon motor forcible stop function by circuitry The CPU monitors the temperature of the SA Ribbon Motor F and stops it if its temperature reaches a certain level as mentioned in 6 Ribbon motor temperature sensor In addition to this function for further safety measures a circuitry is provided to forcibly stop the ribbon motors When the signal nTEMP ERROR becomes Low level pin2 ENABLE of U101 and U102 becomes High level resulting in stopping the SA Ribbon Motor as well as SA Ribbon Motor The signal nTEMP ERROR is an ORed error of the following signals Abnormal ribbon motor temperature Abnormal PF motor temperature Abnormal head temperature Abnormal cutter temperature Optional 24 VMT 0101 8 VMT SA Ribbon Motor F CPU 220 J19 J102 146 xy Take up Side 122 R144 34 34 21 D24 O ta VMT he 4 Dog 126 RIBSTEP A RIBSTEP A PE 22 RIBSTEP eje RIBSTEP_B A N13 RIBDIR_A RIBDIR_A 714 B3 37 N14 RIBDIR B HH RIBDIR_B 2 I 2 neworcu A RBMOTCU A 1
48. Ribbon Unit Dumper 5 as shown in the magnified view Insert its rear end to the opening D Other end is a free end 3 41 CL S6621 Disassembly Reassembly and Lubrication 3 6 18 SA Head Cam Head Balance and Cam Head Adjust When detaching or reinstalling the SA Head be careful not to damage the thermal elements Especially avoid contacting the thermal elements with a metal part etc N Do not touch the thermal elements of the SA Head with your bare hand 1 SA Head Remove the Unit Mechanism Refer to 3 6 13 1 Unit Mechanism Remove the Unit Head Refer to 3 6 17 Unit Head Place the Unit Head upside down as shown in the figure Remove the 2 screws NO 1 TFH 6 0 7 M3x6 NI and lift the SA Head Block Then disconnect the SA Head Signal Cable and SA Head Power Cable from the SA Head NOTE To disconnect the SA Head Power Cable unlock the connector lock Remove the 2 screws BH M3x4 NI and detach the Cover Head Cable 6 Cut the Wire Tie 2 pcs and remove the SA Head Signal Cable and SA Head Power Cable 7 Remove the Sheet Head Connector P from the SA Head Power Cable P E 9 NO 1 6 0 7 M3x6 NI gt Ss amp 2 we P Cover Head Cable CL S6621 3 42 Disassembly Reassembly and Lubrication Notes on reassembling After assembling the SA Head clean the surface of the thermal
49. SA Main PCB 4 5 CL S6621 Troubleshooting 4 2 2 Media feed Problems No media feed 1 Are the connectors J6 and J7 for SA PF Motor connected firmly 2 Is the connector J15 for Unit Power Supply connected firmly 3 Is 24V supplied to the pins 1 4 of J15 on the SA Main GND Pins fa ta KA Bottom right of the SA Main PCB Failure in the control circuit or in the paper feed motor driver Does the Motor work Irregular media feed 1 Are the connectors J6 and J7 for SA pitch PF Motor connected firmly Is dust or other foreign matter on the SA2 Platen Does the media feed mechanism work smoothly Failure in the control circuit or in the paper feed motor driver Media jamming Is media set correctly Is the media being used within manufacturer s specifications Check the media feed mechanism and media path for dust or other foreign matter CL S6621 4 6 1 Connect them firmly 2 Connect it firmly 3 Replace the Unit Power Supply Replace the SA Main PCB Replace the Motor Connect them firmly Remove dust or foreign matter Check clean and lubricate mechanical parts Note Refer to Chap 3 Disassembly and Maintenance Replace the SA Main PCB Set media correctly Use media within manufacturer s specificatio
50. Unit Fan Sheet No 1 1 Drawing No 9 Rev No 0 Cover Ribbon Frame L BK 00060 0 SA Fan JM68702 0 Bracket Ribbon Fan JM34116 0 Washer Plain 3x8x0 5 E50130 005WF Screw PHT 2 M3 0x6 E10130 060F A A N A CL S6621 5 39 CL S6621 Drawing No 10 Parts List amp Location for Accessories Revision Up List 5 40 CL S6621 Chapter 5 Parts Lists DRAWING NO 10 Accessories Rev 0 5 41 CL S6621 PARTS LIST for CL S6621 TITLE Accessories Sheet No 1 2 Drawing No 10 Rev No O Cord Set UL CSA C6009 000 For CSA 1 2 Cord Set OE Straight C6009 200 For CSE Korea 1 3 Cord Set C6009 300 For CSE Korea 1 4 Cord Set China C6009 800 For China SA Paper Shaft PPM30008 0 Cover Shaft Paper PBC80024 0 Spring PNE PJG60047 0 Lever PNE PBC90019 0 Slider PNE PBA80003 0 Shaft Paper PBM30022 0 Screw BHT 2 M3 0x6 NI E10530 060WF Flange Paper Wide PBM30023 0 Cleaner Head KT PJB12 780001 0 Ribbon B110Ti 174 30 W Core PWM50004 0 Label Accessorv LR1111 178x102 PXX60012 0 CD ROM CL S6621 PXY90001 3 CD ROM CL S6621 CN JN74939 4 CD ROM Users KOR S621 631 6621 JM74950 2 QSG CL S6621 ITA PXZ00065 0 QSG CL S6621 ESP PXZ00066 0 For CSA CSE For China For Korea 1 1 1 1 1 1 1 1 1 1 2 1 1 1 1 1 1 1 1 1 9 42 CL S6621 Chapter 5 Parts Lists PARTS LIST for CL S6621 TITLE Accessories Sheet No 2 2 Drawing No 10 Rev No O QS
51. elements with the head cleaner e After assembling the SA Head perform a test printing in self print mode to check the print quality Refer to 2 3 2 2 1 Self print mode If the print quality is not enough ribbon slanting or ribbon wrinkle may occur In this case perform 3 7 2 Ribbon Slant Elimination Adjustment 2 Cam Head Balance 1 Place the Head Frame Block upside down and set the blue dials as follows for easier disassembly Media width adjustment dial Location 5 Media thickness adjustment dial Location 5 Cam Head Balance Media width adjustment dial Cam Head Adjust Media thickness adjustment dial 3 43 CL S6621 Disassembly Reassembly and Lubrication 2 Remove the 2 screws PH M3x10 and 2 and 2 screws BH M3x4 NI Then remove the Plate Holder Head Block in the direction of arrow 3 Remove the Spring Head L Spring Head R 2 pcs Plate Head Balance and Spacer Head Balance 4 Remove the 1 screw 5 and detach the Pivot Head Balance Cam and Cam Head Balance 5 Remove the 1 screw BH M3x4 NI and detach the Holder Guide Sensor U Remove the 1 screw BH M3x4 NI and detach the Plate Ribbon Cable Stay 7 Remove the Support Pop Up and peel off the labels Label 2 Caution Head 50 Label 6 Caution Head Label 7 Caution Head Label Caution Head China Label Head Adjust
52. following parts perform both sensor position adjustment and sensor sensitivity adjustment e SA Main PCB e SA TRA Sen PCB e SA Ref Sen PCB Transparent Reflective Sensor Position Adjustment 1 Sensor position adjustment factory mode After entering Factory mode adjust the following submenu items e Through Sensor Position Reflect Sensor Position For details refer to 2 3 2 3 3 a Factory mode menu table 2 Sensor sensitivity adjustment maintenance mode In this adjustment since the printer has not a display PC is used instead All operations will be done with the keys on the printer s control panel Communication between the printer and a PC is made through the serial port 2 1 Preparation Before starting adjustment prepare the following items Media both label paper and tag recommended media or media you use RS 232C serial cable PC which is installed Terminal software such as HyperTerminal and TeraTerm Windows normally comes with the HyperTerminal If the software is not installed you need to install it Windows is a registered trademark of Microsoft Corporation in the United States and or other countries Setting on the PC side Make the following settings on the PC beforehand 1 2 Connect the RS 232C serial cable between the printer and the PC On the PC start the Terminal software 3 Setthe transmission conditions on the Terminal software so that they are identical to tho
53. in the setting menu even if a printer error has occurred the BUSY signal line is not active H Paper end Busy PError Select Fault Error other than paper Busy L H end PError L unchanged Head open Select H L Other Faut H gt L Conditions for Busy Receive buffer full e Data being read Error CL S6621 2 62 Interface 4 Compatible timing specification When power is on Timing to go on line Power On BUSY ACK SELECT While receiving data Data0 7 Strobe BUSY 8 39 88 gt an 0 5us 0 585 0 53 Note BUSY goes High the falling edge of Strobe and data is latched at the leading edge of Strobe 2 63 CL S6621 Interface While receiving PRIME signal 10 15usec or more PRIME BUSY Ack Fault SELECT Note If the PRIME signal width is 10 usec or less it is not accepted BUSY goes to High when the PRIME signal is accepted by the printer Timing relationship between BUSY and ACK Center BUSY x x L About 2 CL S6621 2 64 CHAPTER 3 DISASSEMBLY AND MAINTENANCE 3 1 CL S6621 CHAPTER 3 DISASSEMBLY AND MAINTENANCE TABLE OF CONTENTS 3 1 Maintenance Precautions esee eas 9 2 SII U ETE I ER SS NEM BUS NIE RR 3 3 1 L ubricdtlon TREO UCI CY m EE
54. optional peeler by turning Q15 and Q14 ON When peeler is installed in the printer 80 CPRTYP1 is set to Low level With this Low level signal the printer recognizes the connected peeler The CPU judges the connected optional device either peeler or cutter by detecting signals CPRTYPO at pin 81 and CPRTYP1 at pin 80 The signal CPRTYPO for an optional cutter is now at High level not connected A peel sensor detects the printed label that is peeled off by the peeler Upon detection of the label peeled printing stops and the printer waits for removal of the label When you remove the label the peeler sensor detects it and the printer resumes printing The peel sensor signal is input to pin 12 ANI7 of U1A CPU From the input level of this signal the CPU detects the peeler condition Since pin 80 CPRTYP1 is Low level Q16 turns OFF and U3 analog switch is ON 5V L Power Saving mode R87 H Normal mode PWRSAVE 774 5 23 625 018 144 915 J13 Peeler Control Circuit O 81 L When Peeler installed R83 Y CPRTYP1 2 O 80 3 3V R88 qp ee mH SS Q16 o PEELSENS DIC114EM 3 PEELSENS Dies ANI7 AMA 2 gt lt PEELSENS U3 R93 i Analog Switch Switch ON Fixed SA Main PCB CL S6621 2 40 Operation of Control Parts 9 Cutter control circuit for optional cutte
55. tag Both sensors are also used to detect the media end The upper side transparent sensor is the phototransistor and the lower side reflective sensor consists of 2 LEDs and 1 phototransistor Media passes between these sensors Transparent Sensor U1A CPU ANIO Transparent sensor output sensing terminal Reflective sensor output sensing terminal ANM REFMON c BE BA2904 U14 Q9 R74 FPGA DTC114EM R14 TSNSCTL1 B4 33 R13 TSNSCTLO R72 Reflective Sensor SDATA 12 T E SCLK 11 4 Q6 DACCS 10 2585658 R71 SA Main Transparent sensor used for detecting the label or U shaped notch When the liner without label stuck on it passes between both sensors the light emitted from the LEDs reaches the transparent sensor passing through the liner Thus the transparent sensor phototransistor conducts and the voltage corresponding to the amount of light is applied to pin 5 TRAMON of U1A CPU Meanwhile when the liner with the label stuck on it passes between both sensors the light is blocked by the label and the transparent sensor phototransistor turns OFF Thus pin 5 TRAMON of U1A CPU goes Low level From the difference in these levels at pin 5 TRAMON of U1A CPU U1A CPU can detect the leading edge arrival of the label on the liner When media runs out the light directly falls on the transparent sensor and media end is detected In this case
56. the SA Main PCB and an optional I F board 9 Optional I F a Parallel I F IEEE1284 Option This is the parallel I F to transmit and receive parallel data between the printer and the host It supports Centronics Compatible mode NIBBLE mode and ECP mode Parallel serial I F or USB I F is automatically selected when data is received b Wired LAN Option This is a circuit which supports Ethernet protocol LAN connection is possible c Wireless LAN I F Option This is a circuit which supports wireless LAN protocol IEEE802 11n IEEE802 119 EEE802 11b 2 21 CL S6621 Operation of Control Parts 2 2 2 Memory map Su 004FFFFu M P CPU 0100000H Boot Loader 1 0103FFFH Setting Information 010 User Settings Setting Information 0107 Factory set Settings 0108000H Boot Loader 2 011FFFFH 0120000H Firmware Datamax 030FFFFH 0310000H Firmware Zebra MT 8M bytes Flash ROM de FPGA Data 074FFFFH 07E0000H Service Information Backup O7EFFFFH 07F0000H Service Information 07FFFFFH 090099065 Firmware about 400K bytes SDRAM Receiving M 16K bytes x 4 32M bytes Command Buffer 128K bytes Others 16K bytes for each 27 USB IEEE 1284 Serial me for optional I F 8000000H FPGA 80FFFFFH C000000 Download Area 4MByte FROM C3FFFFFH 8MBvte C400000H K Font 4MByte y C7FFFFFH anno yte F800
57. the direction of the arrow so that the projections C of the SA Cover Frame Block are inserted in the slits Spring Head L Short one Spring Head R Long one SA Cover Frame Block 3 Cam Head Adjust 1 In the Plate Holder Head Block detach the SA Head Adjust Lever Block by pulling it out from the Plate Holder Head Block They are simply connected with the Spring Head Holder 3 45 CL S6621 Disassembly Reassembly and Lubrication 2 Remove the Spring Head Holder 1 from the SA Head Adjust Lever Block 3 In the Head Adjust Lever Block disengage the 3 E rings E Ring 3 2 to detach the SA Head Adjust Lever from the Base Head Adjust Block 4 Remove the 1 screw PHT 2 M2x6 and detach the 1 washer Plain 2 6x6 5x0 5 and Spring Adjust Cam Next pull out the Bush Head Adjust from the Guide Head Adjust Spring and detach the Guide Head Adjust Spring and Cam Head Adjust from the Base Head Adjust 5 Pull out the Bushing Head 2 pcs and then remove the 1 screw BH M3x4 NI and detach the Plate Head Earth from the Plate Holder Head Base Head Adjust 2 SA Head Adjust Lever E Ring 3 PHT 2 M2x6 Spring Head Holder Plain 2 6x6 5x0 5 Spring Adjust Cam Cam Head Adjust Guide Head Adjust Spring On the pposite side SAS lt FLOIL G 3118 plate Head Earth b
58. the left side mark of the reflective sensor with the black mark of tag Gear Bevel Lead Screw U For label paper tag with U shaped notches Both sensors are used Transparent Sensor lt Photo transistor Transparent Sensor Phototransistor Reflective Sensor 022 2 For tag with black marks SSS D Reflective sensors alone is used Black mark Reflective Sensor 2 CL S6621 Operation of Each Mechanism Detecting labels Media Sensor menu Through For detecting label both reflective sensor and transparent sensor are used Label paper passes between both sensors The light emitted from the LEDs of the reflective sensor passes through the liner base part of label paper where no label is stuck on it and the light reaches the transparent sensor Accordingly the phototransistor of the transparent sensor turns ON Meanwhile in the label part the light is blocked by label and does not reach the phototransistor So the phototransistor turns OFF By sensing the output of the transparent sensor the CPU on the Main PCB can detect the label leading edge for printing Detecting U shaped notches of tag Media Sensor menu Through For detecting U shaped notches of tag both reflective sensor and transparent sensor are used The U shaped notches are detected in the same way as the label mentioned above except that the light is directly falls on the transparent se
59. 0 CL S6621 3 56 Adjustments 5 Peel off the label from liner base and set the liner part to the printer Be sure that the normal adjustments for printing are correctly made Media sensor menu See Through e Sensor positioning for the liner 6 Press the FEED key to enter the transparent sensor adjustment mode Ini Thru Exec No Up PAUSE Select FEED Down STOP Exit MODE Settings Terminal mode to I100 7 Press the PAUSE key to move the cursor to Exec Ini Thru Exec No Up PAUSE Select FEED Down STOP Exit MODE Settings Terminal mode to 1100 8 Press the FEED key to perform adjustment Liner is automatically fed little by little and adjustment is performed During adjustment the following screen appears Now Excut Ing Up PAUSE Select FEED Down STOP Settings Terlninal mode to YT100 When adjustment is successful Finished DAC is displayed Finished DAC 143 Up PAUSE Select FEED Down STOP Exit Settings Terminal mode to 100 value 143 is one of samples 3 57 CL S6621 Adjustments 9 Press any key on the control panel to store the adjusted value Proceed to step 10 to perform reflective sensor adjustment When adjustment failed When adjustment failed Cannot is displayed 1 Press any key on the control panel to return to the screen in step 4 2 Check the mechanical sensor positions curre
60. 0 PBE40018 0 PPS90020 0 PAC70038 0 PBF00041 0 PBF00042 0 PBF00040 0 9 30 Ref Drawing No 9 1 1 1 1 1 2 4 2 2 1 1 1 2 2 4 2 2 2 2 2 PARTS LIST for CL S6621 TITLE Unit Ribbon Sheet No 2 2 Drawing No 8 Rev 0 Gear Idle Ribbon Gear Ribbon Shaft F Spring Ribbon Return opring Ribbon Shaft Holder Shaft Plate Ribbon Washer Gear Ribbon Shaft R Lever Tension Adjust R Ribbon Tension Shaft Holder Ribbon Shaft Holder 2 Tension Spring Cover Ribbon Frame R BK Knob Tension Adjust Screw BH M3 0x4 NI Screw No 0 4 0 5 M2 0x4 Screw PH PW M2 0x8 Screw 4 0 3 M2 0x3 NI Screw 2 M3 0x6 Polyslider Knob 02 Label Ribbon Tension Adjust PBF00043 0 PBF00044 0 PJG60054 0 PJG60053 0 JM31701 0 JM34122 0 PBF00045 0 PAC90007 0 PPM10002 0 JN34201 0 JM34204 0 00059 0 JM34207 0 E00530 040WF E15920 040WF E00620 080F E03920 030WF E10130 060F TZ44130 00F PRX30073 0 5 36 N aa gt Na MN 2e N G k CL S6621 Chapter 5 Parts Lists CL S6621 Drawing No 9 Parts List amp Location for SA2 Ribbon Unit Fan Revision Up List CL S6621 5 37 DRAWING 9 SA2 Ribbon Unit Fan Rev 0 CL S6621 9 38 KW SS NC 77 R 22 Chapter 5 Parts Lists PARTS LIST for CL S6621 TITLE SA2 Ribbon
61. 0 Replace the SA Head 11 Failure in the control circuit 11 Replace the SA Main PCB 12 For thermal transfer printing 12 Set the ribbon correctly Be sure Is ribbon set correctly that the inked surface faces the media 13 For thermal printing 13 Use thermal paper Is thermal paper used 4 7 CL S6621 Troubleshooting Symptoms Poor printing 1 The SA Head is dirty 1 Clean it with a head cleaner 2 Thickness adjustment is improper 2 Adjust the media thickness adjustment dial to suit to the media thickness being used Is 24V supplied to the pins 1 4 of J15 Replace the Unit Power Supply on the SA Main GND Pins 5 8 Bottom right of the SA Uneven print density 1 Head balance is improper 1 Adjust the media width adjustment Uneven print density may appear either dial to suit to the media width on the right side or the left side being used 4 2 4 Ribbon feed Problem Symptoms Ribbon is not fed at 1 Is the ribbon correctly inserted into the 1 Insert the ribbon correctly all or is not fed ribbon holders correctly 2 15 the ribbon path correct 2 Install the ribbon correctly 3 Is the cable connected between J19 on 3 Connect it firmly the SA Main PCB and J102 on the SA Ribbon PCB firmly 4 Are the cables connected between 4 Connect them firmly 3101 3107 o
62. 000H I O USB2 0 Controller F8FFFFFH FFFB000H Data RAM Built in CPU FFFEFFFH FFFF000H I O Built in CPU FFFFFFFH CL S6621 2 22 Operation of Control Parts 2 2 3 Sensors 1 Head up switch The SA Head Up Switch is used to detect the head position up or down When the Unit Head is closed in the down position the Support Pop Up of the Unit Head pushes the Pop Up Cover Frame and the SA Head Up Switch pushes the lever of the SA Head Up Switch and the switch turns ON Then pin 117 HDUSW of U1A CPU goes Low level When the Unit Head is opened in the up position the Support Pop Up is disengaged from the Pop Up Cover Frame the lever of the SA Head Up Switch is set free and the switch turns OFF Then pin 117 HDUSW of U1A CPU goes High level 3 3V U1A JA Head Up Switch Head Up High Head Down Low Support Pop Up Pop Up Cover Frame SA Head Up Switch Spring Pop Up Unit Head Up Position 022 Up Cover Frame lt gt SA Head pSwich Pring Pop Vp 2 23 CL S6621 Operation of Control Parts 2 Transparent sensor and reflective sensor The transparent sensor SA TRA Sen PCB is used to detect the label stuck on liner and the U shaped notch on tag On the other hand the reflective sensor SA Ref Sen PCB is used to detect the black mark printed on the bottom surface of
63. 040WF E11920 030F E13517 070F E12820 060WF E00620 080F PRH40001 0 E51440 001SF 0 25 N gt N N CL S6621 Drawing No 6 Parts List amp Location for Unit Sensor U Revision Up List 5 26 CL S6621 Chapter 5 Parts Lists DRAWING NO 6 Unit Sensor U Rev 0 CN O O ie O PARTS LIST for CL S6621 Guide Paper L Shaft Hinge Guide Paper U Spring Guide Paper U opacer Hinge Shaft Gear Bevel Idle Sensor U Gear Bevel Lead Screw U FFC TRA Sensor Holder Adjust Sensor U SA TRA Sen PCB Cover Guide Paper U Shaft Lead Screw Guide Paper U Knob Guide Paper U Spacer CR Shaft E Ring 2 5 E Ring 3 0 Screw No 0 4 0 5 M2 0x4 Screw BHT PT M2 0x6 Screw BHT 2 M3 0x6 NI Leaf Holder Adjust Sensor U TITLE Unit Sensor U Sheet No 1 2 Drawing No 6 Rev 0 PBM30019 0 PCG80047 0 PJG60041 0 PBH40008 0 PBF00037 0 PBF00038 0 40010 0 00035 0 JM66725 0 PBC80022 0 PCG80046 0 PBM30021 1 PBH20006 0 NH19102 0 E60325 000F E60330 000F E15920 040WF E12820 060WF E10530 060WF PAG60009 0 5 28 CL S6621 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 5 1 1 Chapter 5 Parts Lists PARTS LIST for CL S6621 TITLE Unit Sensor U Sheet No 2 2 Drawing No 6 Rev No 0 Nut E40220 00W Pin Guide dcm U PCG80079 0 Wave Washer 4x8xt015 E51440 001SF Polyslider JN39901 0 WD CL S6621 9 29 CL S6621 Drawing No 7
64. 1 hEP01 DATA2 DIPSW2 DATA3 DIPSW3 DATA4 DIPSW4 DATAS DIPSW5 DATA6 DIPSW6 DATA7 DIPSW 7 nPRIME BUSV RTS pEPOO ACK DTR pEP01 FAULT hINT SELECT PPONO DWSWout USBHOST USB D USB D TXD SO DIR RXD SI RESET USBHOST D PCB CONNECTOR E SP EE ETE Chapter 6 Circuit Diagrams 24pin 26pin 2pin EEE1284 L RS232C L USB RS232C USB LAN SP P USB Title MAIN PCB I F RS232C OPTION 11 13 Size Number Revision 4 PPS00058 A Date File CL S6621 Chapter 6 Circuit Diagrams SA Main PCB 12 13 I F USB2 0 AAA ARNO A C136 X3 0 1u B10 DSC8002DI1 48MHz S T382 2456 y 62 DO D1 AD1 L6 D2 AD2 pet D y T384 T385 D3 AD3 CE 5i C137 C138 DA ADA 11810 BLM18KG471SN1D 0 10 810 06 D5 AD5 EN HZU6 8Z D6 AD6 28 D6 D7 AD7 LY D8 LY 24 6 nRD 56 D9 509 2 4 5 6 LLDQM nLLBE pio Dn N DM 2 4 5 6 LUDQM nLUBE 5 pit ETS 3 T389 DP 2 nUSBCS ij D12 ESAS DLPONSN900HL2L D13 78 D14 C D14 D7 DUSB BRA42 V3R3 2 UB2INTPO RKZ6 8Z4KT USB 2 UB2INTP1 SOF_N DP1 R130 z R131 19 DMI L8 2 UBREQ lt lt 47k DREQO_N GU L lt BLM18KG471SN1D 2 UBACK gt DACKO 16 DREQ1 N gt 8 DACK1 N 13 DEND1 N 1 R8A66597FP 2 6 11 13 nGRESET R8A66597FP D 15 0 2 4 5 6 D 15 0 KO V3R3 U28C V3R3 1 35 C139 5140 5141 146 2 142
65. 2C X ON Yes IEEE1284 On USB Device Class Printer USB VCOM Protocol Auto USB 2 0 High Speed On 2 Testmode The following test modes are available See 2 1 Self FEED POWER Enters self print mode print mode 2 2 H STOP POWER Enters hex dump mode dump mode 2 1 Self print mode You can check the printing quality by printing the self print pattern For label prints 2 labels 1 While pressing and holding the FEED key turn on the power 2 When the PRINT LED blinks slowly later it will blink rapidly release the FEED key The printer enters self print mode The label is fed self test printing is made for two labels and then printing stops 3 Torepeat printing press the FEED key again To exit self print mode tum off the power Print pattern in self print mode ABCDEFGHIJKLMNOPORSabcde 1200 ABCDEFGH IJ JKLMNOPabedefghijkimnop1234567890 14pt ABCDEFGHIJKLMNabcdefghijklmn1234567890 18pt ABCDEFGHIJKabcdefghijk1234567890 For continuous media 1 While pressing and holding the FEED key turn TEST on the power PRINT 2 The PRINT LED will blink slowly When it pus 3 AA EE AA changes to rapid blink release the FEED key The printer enters self print mode and self test printing is made 3 repeat printing press the FEED key again To exit self print mode turn off the power Media feed directio
66. 4 NI and 5 screws PHT PT2T M3x14 and detach the Unit Mechanism upwardly BH M3x4 NI PHT PT2T M3x14 o BH M3x4 NI Unit Mechanism Unit Case L Note on reassembling e When you once removed the Unit Mechanism you need to adjust the paper path after assembling the Case U Block For details refer to When once the Unit Mechanism was removed Paper path adjustment in 3 6 3 1 Removing the Case U Block 3 31 CL S6621 Disassembly Reassembly and Lubrication 2 Unit Power Supply 1 Power PCB Block Remove the 2 screws FH M3x6 1 and then 1 screw BH M4x5 NI and 1 washer Ext T 4 NI Disconnect the 1 connector and carefully pull out the Power SW Cable 3 from the Plate Inlet Remove the 2 screws PHT 2 M3x6 and remove the Plate Inlet Then remove the Label Inlet Volt 200 240 100 120 from the Plate Inlet Turn over the Case L Block and remove the 2 screws BH N M3x6 NI and detach the Case Power PCB Remove the Leg Case L R from the Case Power PCB Remove the 2 screws BH N M3x6 NI and detach the Power PCB Block from the Case L Block To disassemble the SA Power PCB go to the next step e To disasseble the Case L go to the following 3 Case L BH M4x5 NI 2 Label Inlet Volt 200 240 100 120 E A a 2 M3x6
67. 4V RIBSENS_A2 RIBSTEP_A RIBSENS B1 RIBSTEP B RIBSENS B2 RIBDIR RBTMP RIBDIR B GND RBMOTCU A GND RBMOTCU B GND PWRSAVE GND GND GND GND 24 24 24 GND CPRTYP1 1 3 3V 5V 2 RIDIA PEELSENS 3 IEDK gt O gt Q N 1 2 3 4 5 6 7 8 9 1 O Q gt QO N J10 J13 J14 J15 E NS NS gt Ya p SA CUTTER SA POWER High speed SA RIBBON CABLE CABLE RS232C UNIT PARALLEL PCB USB2 0 CABLE PPS30028 PPS30019 TZ66802 F PPS30018 N C GND 5V PEELSENS UNIT POWER SUPPLY 100V UNIT EITHERNET SEH PS114 VR AC DC PWT20005 TZ66901 F CONVERTER 1 3 3 nRBENB 1 UNIT POWER SUPPLY 200V 2 5V FANCLT_R 2 PWT20006 3 VMT 24V RIBSENS A2 3 SA EITHERNET E type PCB 4 VMT 24V RIBSENS A3 4 SA PEEL SENSOR TZ66805 F 5 RIBSTEP A RIBSENS B2 5 PSS90002 6 RIBSTEP B RIBSENS B3 6 7 RIBDIR A RBTMP 7 OPTION 8 RIBDIR B GND 8 N SA POWER SW INTERFACE PCB 9 RBMOTCU A GND 9 PEELER UNIT SS O AAA 1 RBMOTCU B GND 1 PPS10002 PPS30023 MTR DRV SA RIBBON PCB DC MTR DRV MTR DRV PPS00059 SA CUTTER PCB PPS00065 AC INPUT HOST Title CUTTER UNIT COMPUTER Inter Connection 00007 Number Revision 4 PPS00058 0 0 Date Sheet of 1 1 File 6 3 CL S6621 Chapter 6 Circuit Diagrams SA Main PCB 1 2 13 CPU 1 AAA ARANA ANA
68. 5 From U7 O O U1A CPU D A Converter RBMOTCU B SDATA 12 EN A4984SES T T E AO3 Mer Driver Quee CSB AO4 5 RBMOTCU_B 1103 SA Ribbon Motor 6 Supply Side BH2227 1 15 E Monostable Same as above EN Multivibrator ircui 2 E umi MARIO rom U14 FPGA RIBTRG 27710 Q 2 y From nGRESET 11 l gt SLR 7 ISA Ribbon PCBJ 74VHC123 be o From Ribbon Motor nTEMP ERROR Temperature Sensor Normally High Error Low SA Main PCB CL S6621 2 32 Operation of Control Parts 3 Head driver The head driver is incorporated in the SA Head During printing pin P16 VHDON of U14 FPGA goes High level Q28 and Q26 turn ON and 24 VHD is supplied to the SA Head The print data is sent fromU14 FPGA to the head driver in the SA Head to select the thermal elements to be heated The data is sent from HD1 HD4 nHDSTB HDCLK and nHDLAT signal lines pins K15 K16 M16 M14 N16 N15 and P14 of U14 According to the print data received the SA Head heats the thermal elements to print dots on paper The width of heating pulse will be changed according to the head temperature to keep the printing density constant U14 Head power supply monitor Not used FPGA 24V Head supply voltage ON OFF R113 O 3 3V U1A ii CPU D3 p R47 R48 ANI4 Q DTA114EM B3 42 P15 nHCVON MID K15 rr
69. 6621 3 8 Disassembly Reassembly and Lubrication 3 6 Disassembly Reassembly and Lubrication Disassembly Flowchart for Major Parts CL S6621 Roll Paper Shaft See 3 6 24 L SA2 Platen See 3 5 2 3 6 4 Ribbon Gears See 3 6 5 See 361 SA Ribbon Motor F See 3 6 6 Unit Ribbon SA Ribbon Motor See 3 6 6 See 3 6 2 SA Ribbon PCB See 3 6 6 SA PNE Sensor l See 3 6 11 2 Unit Power Supply See 3 6 13 2 See 3 6 11 3 See 3 6 11 3 See 3 6 11 3 See 3 6 13 1 Unit Power Supply See 3 6 13 3 See 3 6 13 2 SA2 Platen See 3 6 14 Unit Sensor U SA TRA Sen PCB See 3 6 16 SA Ribbon Sensor See 3 6 9 10 2 D D O N See 3 6 15 Unit Head SA Head See 3 6 18 See 3 6 17 SA PF Motor SA Head Up Switch 3 6 20 1 ads SA Ref Sen See 3 6 20 2 3 9 CL S6621 Disassembly Reassembly and Lubrication 3 6 1 Cover Top and Support Top Cover 1 Removing the Cover Top Block 1 Before starting remove the SA Ribbon Holder 2 pcs from the printer 2 Open the Cover Top Block half way as shown in the figure Do not fully open it 3 Insert a flat blade screwdriver into the right side corner of the Cover Top Block as shown then push the Plate A
70. A Ribbon Sensor on the rear side To SA Ribbon Sensor J105 SA Ribbon 404 on the front side J102 To SA Main PCB 3 21 CL S6621 Disassembly Reassembly and Lubrication 3 6 7 Holder Ribbon Shaft and Holder 2 Tension Spring 1 Open the Cover 2 Release the lock by moving the part A toward the right and remove the Holder Ribbon Shaft 2 pcs toward the front 3 Remove the 2 screws 2 M3x6 and detach the Holder 2 Tension Spring Holder 2 Tension Spring CL S6621 3 22 Disassembly Reassembly and Lubrication 3 6 8 Unit Ribbon Sensor F R and Ribbon Frame e DO loosen the 10 screws of the SA Ribbon Frame The SA Ribbon Frame consists of three parts and is assembled with the 10 screws Once the Ribbon Frame is disassembled correct ribbon running cannot be assured Therefore a ribbon wrinkle may not be removed with the Ribbon Left Right Balance Adjustment Knobs Front Rear as expected 5 SCrews DO NOT Locum E Ab screws DO NOT LOOSEN 1 Open the Cover Top Block and remove the Unit Ribbon Refer to 3 6 2 Unit Ribbon 2 Remove the ribbon covers Refer to 3 6 4 1 Removing the ribbon covers 3 Remove the 4 screws 4 0 3 M2x3 NI and detach the Cover Ribbon Tension Sensor 2 pcs on the front and rear sides 4 Onthe front side remove the 2 screws
71. A Main Frame E Ring 2 5 Note on reassembling e When assembling the Lever Head Lock hook the Spring Head Lock as shown below Shorter end is inserted into the groove of the Lever Head Lock and the longer end into the frame hole Lever Head Lock Spring Head Lock CL S6621 3 92 Disassembly Reassembly and Lubrication 3 6 23 Frame Main Main Frame L and Plate Peel Guide Pp Sy cs 11 Remove the Unit Mechanism Refer to 3 6 13 1 Unit Mechanism Remove the Unit Sensor Refer to 3 6 15 Unit Sensor U Remove the Unit Head Refer to 3 6 17 Unit Head Remove the SA PF Motor Refer to 3 6 19 SA PF Motor Remove the Carriage Adjust Sensor L SA Head Up Switch and SA Ref Sen PCB Refer to 3 6 20 Carriage Adjust Sensor L SA Head Up Switch and SA Ref Sen PCB Remove the gears Refer to 3 6 21 Gears Remove the SA Main Frame Refer to 3 6 22 Lever Head Lock and SA Main Frame R Remove the 3 screws BH M3x4 NI and detach the Frame Main Pull out the Gear Bevel Joint Lead Screw Remove the 1 screw BH M3x4 NI and remove the Plate Peel Guide Block from the SA2 Main Frame L Peel off the Label Edge Mark from the Plate Peel Guide BH M3x4 NI SA2 Main Frame L G 311S Gear Bevel Joint Lead Screw
72. AH50 Label 6 Caution Head Label 7 Caution Head Label Caution Head Label Head Adjust Label Head Balance Screw PH SW PW M4 0x16 Shaft Head Holder Spring Ribbon Unit Dumper E Ring 4 0 Unit PF Unit Sensor U Bush Head Holder 0027 0 PPK90007 0 AH90935 0 AR99901 0 AR99902 0 AM90901 0 JM99982 0 JM99981 0 E00940 160F JM42007 0 PHG60001 0 E60340 000F PCE40003 0 5 16 gt eek bh Ref Drawing No 4 For CSA CSE Korea For CSE Korea For CSA For China Ref Drawing No 5 Ref Drawing No 6 CL S6621 Chapter 5 Parts Lists CL S6621 Drawing No 4 Parts List 4 Location for Unit Head Revision Up List CL S6621 9 17 DRAWING 4 Unit Head Rev 0 CL S6621 9 18 Chapter 5 Parts Lists PARTS LIST for CL S6621 TITLE Unit Head TT Sheet No 1 2 Drawing No 4 Rev 0 Plate Holder Head PAEO00023 0 Spring Head L PJG60045 0 Plate Head Earth JM14105 0 Plate Head Balance PAC70037 0 Spacer Head Balance PBH40009 0 Spring Head R PJG60044 0 Wire Tie C6701 003 SA Head Signal Cable PPS30017 0 SA Head Power Cable PPS30016 0 SA Head PPM80005 0 SA Cover Frame PPC60012 0 Holder Guide Sensor U JM14211 0 Support Pop Up PBC80029 0 Cam Head Balance JM19203 0 Pivot Head Balance Cam JM12201 0 Cover Head Cable PBC80023 0 Spring Head Holder PJG60051 0 SA Head
73. B 7 T257 nHDLAT 7 T259 VHDON 10 V3R3 B1 III II II II I 63 ISIS El R R eee Eel ier E V S La L m sati mt u E E RE 218 ala E EE EEEE CL S6621 V1R2 SA Main PCB 6 13 FPGA V3R3 R40 4 3k 1 R41 6 ENABLE R42 510 196 2 5 6 2 nSTATUS 2 CONF DONE 2 nCONFIG lt LUDQM NLUBE C41 1u B10 2 4 5 12 0 35V 100 degrees Celsius 28 PFTMP gt BA2903SFV 0 35V 99 degrees U16B Celsius 6 27 HDTMP 0 35 100 degrees Celsius 2 13 RBTMP 2 BA2903SFV 0 35 100 degrees U17B Celsius 29 CUTTMP gt BA2903SFV U14E m J13 MSELO 7 MSEL1 R39 22k 7 k11 6 L TXD0 SO0 2 19 T199 lt 11 M11 N6 N7 N8 N9 N10 FN11 P5 BUZZER O Pa V3R3 5 T204 R34 R35 11 1206 47k 47k p12 1208 513 bd T ES nATFD XT DSR 11 R7 1222 1 maT 7227 SSSLCTIPPONO 11 PE 11 gt 7254 99 BUSYIRTS 11 1237 SSnACKNLG DTR 11 RT T242 l SNSCTLO 9 I3 T244 ii DATA 7 0 11 T 1244 SSTXDO SOO OBDIR 11 para 0 T5 7249 DATAS T6 7252 DATAS T T254 T8 T256 DATA3 TO 1258 DATA2 TiO 1260 DATAT gt 2
74. BH M3x4 NI and detach the Unit Ribbon Sensor F 5 On the rear side remove the 2 screws BH M3x4 NI and detach the Unit Ribbon Sensor R 6 Peel off the Label Ribbon Tension Adjust from the SA Ribbon Frame 4 0 3 M2x3 NI BH M3x4 NI b Cover Ribbon Tension Sensor Cover Ribbon Tension Sensor Unit Ribbon Sensor F A Ribbon Frame S DO NOT DISASSEMBLE 3 23 CL S6621 Disassembly Reassembly and Lubrication Notes on reassembling e Be sure that the end of wire spring A 7 B in the above figure of the Unit Ribbon Sensor Ribbon Sensor is set under the Cover Ribbon Tension Sensor as shown below Example of A Cover Ribbon Tension Sensor Unit Ribbon Tension Shaft F e After assembling the Unit Ribbon Sensor F Unit Ribbon Sensor perform 3 7 2 Ribbon Slant Elimination Adjustment CL S6621 3 24 Disassembly Reassembly and Lubrication 3 6 9 SA Ribbon Tension Shaft F and SA Ribbon Sensor on the front side Open the Cover Block and remove the Unit Ribbon Refer to 3 6 2 Unit Ribbon Remove the ribbon covers Refer to 3 6 4 1 Removing the ribbon covers Remove the Unit Ribbon Sensor F Refer to 3 6 8 Unit Ribbon Sensor F R and SA 333 Ribbon Frame Release the Bush Ribbon Roller 2 pcs at both ends First lift its en
75. Bushing Head Jus BH M3x4 NI Notes on reassembling e Apply FLOIL G 311S to the following places See the mark shown in the figure Plate Holder Head Surface where the Spring Head Holder 1 contacts and its opposite side Base Head Adjust Holes 5 pcs and 1 groove When assembling the Spring Head Holder Assemble the Spring Head Holder D on the SA Head Adjust Lever Block as shown in the magnified view Then insert them into the Plate Holder Head Block as shown Plate Holder Head Block Spring Head Holder Plate Holder Head Block SA Head Adjust Lever Block CL S6621 3 46 Disassembly Reassembly and Lubrication 3 6 19 SA PF Motor 1 Remove the Unit Mechanism Refer to 3 6 13 1 Unit Mechanism 2 Cutthe Wire Tie Then remove 2 screws BH M3x4 NI and detach the SA PF Motor Block 3 Disconnect the SA PF Motor Cable from the SA PF Motor BH M3x4 NI SA PF Motor 3 6 20 Carriage Adjust Sensor L SA Head Up Switch and SA Ref Sen PCB 1 Carriage Adjust Sensor L and SA Head Up Switch 1 Remove the Unit Mechanism Refer to 3 6 13 1 Unit Mechanism 2 Remove the Unit Sensor U Refer to 3 6 15 Unit Sensor U 3 Remove the Unit H
76. Counter Service Counter Cut Counter Sensor Monitor Option Interface gt gt XXXXXXX OK 0000 068km 0000 068km 0 2 53V None Factory Mode Settings Through Sensor Position Reflect Sensor Position Machine Tear Position Machine Cut Position Machine Peel Position Machine Horizontal Pos AutoCal Mode See Through Sensor Reflect Sensor SeeThrough Sensitivity Reflect Sensitivity Through Cal Level Reflect Cal Level SensNone Cal Level Darkness Rate Double Heat Menu PowerOn Head Check Head Check Start Pos Head Check Stop Pos Head Error Print Ribbon Control Ribbon End Detection Void to TOF Reverse Media Length Min Cut Length Paper End Sensor Paper End Length Parallel Error Output Auto Online Auto Online Delay Top Form Sensing USB Serial Number Auto Exec Print Config Print Layout Head Clean Message Print Preference 0 dot 0 dot 0 dot 0 dot 0 dot 0 dots On 0 0 V 0 0 V Low Low 2 80 2 10 V 2 05 V High Off On Dot 1 Dot 1344 No Auto Quick Off 0 00 inch Default On Default On Off 2 sec On Off On Standard Off Darkness Current Menu Settings Global Config Menu Config Set 1 1 777 2 49 Operation Panel Note Citizen continually enhances its printers with new options and settings based on our customer s requests Extra or changed menu item
77. Exit MODE USB Serial Number OFF Save PAUSE Change value STOP Exit MODE Auto Exec Print ON Save PAUSE Change value STOP Exit MODE Config Print Layout Standard Save PAUSE Change value STOP Exit MODE Print Preference Darkness Save PAUSE Change value STOP Exit MODE Note In the actual printing the cursor will be printed instead of underline Y CL S6621 2 52 Operation Panel 7 When the Service Mode Menu message is printed as shown below press the PAUSE key to enter its submenus The following submenus will be printed successively as you press the PAUSE key repeatedly When you press the PAUSE key check is done and the check result will be printed For performing each item see 3 3 Factory Service Mode menu table b Service Mode menu table and setting example How to perform the check in the Service Mode menu on page 2 58 Do you want to change Service Mode Menu items Yes PAUSE No STOP Exit MODE Head Check Exec Yes PAUSE No STOP ROM Check Exec Yes PAUSE No STOP RAM Check Exec Yes PAUSE No STOP Print Counter Exec Yes PAUSE No STOP Service Counter Exec Yes PAUSE No STOP Cutter Counter Exec Yes PAUSE No STOP Do you want to change Page Setup Menu items Yes PAUSE No STOP Exit MODE 8 To exit the Factory Service mode press the MODE key Exit MODE Exit MODE Exit MODE Exit MODE Exit
78. F The light amount in Media sensor menu See Through can be changed manually Larger value emits larger amount of light Reflect Sensor 0 0 to 3 3 V This menu is effective when AutoCal Mode is set 0 0 V to OFF The light amount in Media Sensor menu Reflect can be changed manually Larger value emits larger amount of light SeeThrough Low Medium High This menu is effective when AutoCal Mode is set Sensitivity to OFF The sensitivity of the transparent sensor can be changed in 3 levels Reflect Sensitivity Low Medium High This menu is effective when AutoCal Mode is set to OFF The sensitivity of the reflective sensor can be changed in 3 levels High set Menu OFF PageSetup Menu or not is selectable CL S6621 2 54 Operation Panel Default Value Check ON selectable Detection Slow Quick ON error occurrence in parallel interface is selectable USB Serial ON OFF To send the serial number to the host when the Number OFF USB interface is connected to the printer or not is selectable ON at power ON or not is selectable Config Print Standard Reversed Print layout type can be selected Layout Standard Standard Prints setting items on the left and set values on the right Reversed Prints set values on the left and setting items on the right Print Preference Darkness Speed To put the priority on printing density or printing Darkness speed is selecta
79. G CL S6621 GER PXZ00068 0 QSG CL S6621 POR PXZ00067 0 QSG CL S6621 RUS PXZ00069 0 QSG CL S6621 FRA PXZ00064 0 QSG CL S6621 CN PXZ00071 0 QSG CL S6621 EN PXZ00072 0 Quick Start Guide KOR S621 631 CL S6621 JM74949 1 CL S6621 9 43 lI CHAPTER 6 Circuit DIAGRAMS 6 1 CL S6621 6 CIRCUIT DIAGRAMS TABLE OF CONTENTS Inter connectar inicia 6 3 SA Malt POB 12 15 CPU sai tcs 6 4 SA Mall PGB 3 19 CPU 2 a A 6 5 SAY MN m AA o 6 6 SA Mal PCB Ol 13 RAM A MA ai 6 7 SA POS SMS FPGA ko 6 8 SA Main PCB 7 13 Head 6 9 SA Mali PCB 68 19 uta 6 10 SA Man PCB 9 13 Sensor ODIO ss ca 6 11 SA Main PCB 10 19 Power BUZZ luso ii 6 12 PCB 11 19 IMF RS232 Misa iia 6 13 Pos 12 19 Ir USB2 6 14 Mal PCBSCISPT9 RIPPON sara 6 15 SA sii ia 6 16 A PCP ERREUR TAT 6 17 gt 6 18 SAREI POD s 6 19 NR na EON a TTL 6 20 oA RIBDON SENSO nin apasha amashina IR DU 6 21 SAPNE SSISOL dest ata ra 6 22 CL S6621 6 2 Chapter 6 Circuit Diagrams Inter Connection 12 0 1 7 1 2 3 4 5 SA REF SEN PCB 6 JM66730 F 7 8 SA PNE SENSOR 9 SA PF MOT
80. ITLE General Assembly Sheet No 2 2 Drawing No 1 Rev 0 1 19 2 Label Caution China FB99985 0 For China 20 Label Caution Cover Open PRX10014 0 5 8 CL S6621 Chapter 5 Parts Lists CL S6621 Drawing No 2 Parts List 4 Location for Unit Base Revision Up List Sheet No Date Mar 12 2013 2 3 0 12 2013 3 3 Ema Mar 12 2013 CL S6621 5 9 DRAWING NO 2 Unit Base Rev 0 1 DRAW NO 8 CL S6621 Chapter 5 Parts Lists PARTS LIST for CL S6621 TITLE Unit Base Sheet No 1 3 Drawing No 2 Rev 0 Unit Ribbon Ref Drawing No 8 Wire Tie C6701 003 Unit Mechanism Inlet 70027 0 SA Power SW Cable PPS30023 0 Holder PNE 0026 0 SA PNE Sensor PPS90021 0 Cover Main PCB 70029 0 SA Relay PCB PPS00060 0 Spacer M3 H20mm PCH40003 0 Plate I F Cover TA54107 1 SA Main PCB 200ENG PPS00058 0 Sheet Insulation Main PCB PRCOO008 0 Plate Main PCB PAC70028 0 Plate Earth PAC70030 0 Cushion Ope Pane Cable JM59903 0 Cable Opepane JM67900 1 Unit Control Panel Ref Drawing No 3 Ref Drawing No 7 CL S6621 Leg Case LR Case L BK JM59901 0 00056 0 5 11 T TAZZA a PARTS LIST for CL S6621 TITLE Unit Base Sheet No 2 3 Drawing No 2 Rev 0 Power Cable Unit Power Supply 100V Unit Power Supply 200V
81. L H H CPRTYP1 H L H Titl A MAIN PCB SENSOR OPTION 9 13 Size Number Revision 4 PPS00058 A Date File CL S6621 Chapter 6 Circuit Diagrams SA Main PCB 10 13 Power Buzzer pouce T326 AAA PWRSAVE PWRSAVE 2 9 L Low voltage mode ale 019 H Nomal mode fs DTC115EM J15 V24RO 9 XS 9 8 T327 Q20 EA GERNE U22 UPA2734GR 8 6 L2 3 65 R1243S001C DS75LCB_100 jon 6 T330 V5RO AAA 2 lt lt R97 1110 2012 T331 4 3 T333 C105 7 C106 p 8 P C108 2 0 1u B50 1470 50 4 155 FB 0 47u B16 U 10u X7R10 2501P0900T 0 1u B50 N OX cse m KAZ T336 05 C110 322 C111 6 2 4 DTA115TM PSU RBOSOL 4 7u 25 47 50 R100 R101 100k NU NY 2k 1 NIL T340 T341 T342 V1R5 R103 0 2012 4 R104 40 2012 1338 C113 22u X7R10 2 2uH T344 14 C114 C115 R105 C112 Q 10u X7R10 100p CH50 100k 1 P2u X7R10 C116 TAS W da 10u X7R10 10 2 2uH ia T347 15 V1R2 R106 2 lt lt R107 u0 2012 T348 22k 1 KA KA 2 2uH C118 11 10u X7R10 D PAM2307AJEADJR KA PAM2306AYPCB Q22 UPA2734GR 8 3 V3R3 R108 0 2012 T349 R109 100 R1104 C119 V1R5 T350 T351 8 400k 100k 120 V24RO Q23 1000p B50 DTC115EM NY R111 A JA o ET A A 71 1k 3216 1 4002 0 Motor drive power and Head drive power control circuit 1352 V24RO V24RO 6 CL S6621 2 BUZZER 2 Q24 10 DTC114EM Tit MAIN PCB POWER B
82. Lead Screw U Blue Knob Holder Adjust Sensor U Cover Guide Paper U Guide Paper U ES NS Knob Guide Paper U BHT 2 M3x6 NI Open the Head Adjust Sensor Remove the 1 screw No 0 PT4 0 5 M2x4 from the SA TRA Sen PCB and then disconnect the FFC TRA Sensor from the SA TRA Sen PCB Remove the FFC TRA Sensor from the Holder Adjust Sensor U FFC TRA Sensor CL S6621 3 38 Disassembly Reassembly and Lubrication 8 Move the end A of the Spring Guide Paper U from a to to set the end free E 9 Disengage the E Ring 2 5 and pull out the Shaft Hinge Guide Paper U and then remove the Wave Washer 4x8xt0 15 Polyslider Spring Guide Paper U Spacer Hinge Shaft and Gear Bevel Idle Sensor U 10 Remove the 5 screws BHT PT M2x6 and detach the Cover Guide Paper U 11 Disengage the E Ring 3 remove the Spacer CR Shaft and pull out the Shaft Lead Screw from the Gear Bevel Lead Screw U and Guide Paper U Block 12 Remove the 3 nuts 3 M2 with a nut driver and detach the Pin Guide Paper U 3 pcs and then remove the Leaf Holder Adjust Sensor from the Guide Paper U Guide Paper L bw SA 2 Shaft Hinge Guide Paper U Z 2
83. MODE Exit MODE 2 53 CL S6621 Operation Panel 3 3 Factory Service Mode menu table The following table shows the value and description of each submenu under Factory Mode menu and Service Mode menu a Factory Mode menu table shows that the object logically moves forward rightward logically moves backward leftward 8 dots correspond to 1 mm for each adjustment value Namely 203 dots correspond to 1 shows that the object Submenu Name Adjustable Value Description Default Value Through Sensor 256 to 256 dots Logically shifts the transparent sensor position Position 000 dots back and forth 32 to 32 mm 1 26 to 1 26 See Note Reflect Sensor 256 to 256 dots Logically shifts the reflective sensor position back Position 000 dots and forth 32 to 32 mm 1 26 to 1 26 See Note Logically shifts the tear off position back and forth 000 dots 32 to 32 mm 1 26 to 1 26 Logically shifts the cutting position back and forth 000 dots 32 to 32 mm 1 26 to 1 26 Optional Logically shifts the peel position back and forth 000 dots 32 to 32 mm 1 26 to 1 26 Optional 00 dots 2 to 4 mm 0 08 to 0 16 Automatically controls the light amount in each ON Media sensor menu See Through Reflect None SeeThrough 0 0 to 3 3 V This menu is effective when AutoCal is set Sensor 0 0 V to OF
84. Main Frame L and Plate Peel Guide 3 53 3 6 24 Disassembling the Roll Paper Shaft 3 54 If a ese tati se added det nose 3 55 3 1 Transparent Reflective Sensor Position Adjustment 3 55 1 Sensor position adjustment factory mode 3 55 2 Sensor sensitivity adjustment maintenance mode 3 55 3 7 2 Ribbon Slant Elimination Adjustment 3 60 1 Ribbon slant elimination adjustment 3 60 3 3 CL S6621 Maintenance Precautions 3 1 Maintenance Precautions N Warning Before starting disassembly reassembly or mechanical adjustment be sure to disconnect the power cord from the power source Do not disassemble reassemble or adjust the machine if it functions properly Particularly do not loosen screws on any component unless necessary After completing an inspection and before turning on the power be sure to check that there is no abnormality Never try to print without media Check that the media is properly set Do not lay anything on the cover or lean against it during maintenance or while the printer is in operation During maintenance be careful not to le
85. NU A4984SES T B4B PH K K V5RO 0101 4105 SENS B1 SENS B2 T140 T141 B2B PH K E Q101 B4B PH K R FANCTL gt TW a Tit RIBBON PCB Size Number Revision PPS00059 Date Sheet of File CL S6621 6 20 Chapter 6 Circuit Diagrams SA Ribbon Sensor 3 3V PS502 SENS 1 094 SENS2 GND R501 R502 PT 4P 120 1 1608 120 1 1608 Title Ribbon Sensor PCB Size Number Revision PPS90020 Date Sheet of JJ 6 21 CL S6621 Chapter 6 Circuit Diagrams SA PNE Sensor V3R3 PS301 SG2C05 Title Ribbon Sensor PCB Size Number Revision j j j CL S6621 6 22 APPENDICES 1 CL S6621 APPENDICES TABLE OF CONTENTS Mounino Diagrams AP 3 SA POB AP 3 2 SAG Opepane uuu uu se candles AP 5 OARE oN POB m C t az AP 5 Bede SARA KU Ecc 5 AO SA REV PCOB ux su at AP 6 PEO id AP 6 7 OA ISIDDOISOISORD iio cebo 7 POs gt AP 7 CL S6621 AP 2 gt Mounting Diagrams A Mounting Diagrams A 1 SA PCB Component side g NR susssssssj 62n ES c 0419 o 9IV O RAS
86. OR IED SA TRA SEN PCB PPS90021 PWF80013 PTR JM66725 F SA HEAD CL S6621 PWM80005 SA OPEPANE PCB JM66720 F CN401 RI 3 3V 3 3V 5V 5V IED_K REFOUT TRAOUT SA HEAD POWER SA HEAD SIGNAL CABLE OPEPANE SA PF MOTOR SA PF MOTOR SA HEAD UP CABLE CABLE JM67900 F CABLE THM SA REF SENSOR FFC TRA SENSOR SWITCH PPS30016 PPS30017 PPS30021 PPS90022 CABLE PSS40010 PPT00007 PPS30022 Sai p pep B 53 ES E Z le ZW zu N pa SS ADA lt S S J3 J5 J4 J6 J7 J8 J9 J11 J12 VHD 24V VHD 24V VHD 24V VHD 24V VHD 24V GND GND GND GND GND N C HDDAT3 nHDSTB2 HDDAT1 HDDAT2 nHDSTB1 HDCLK B E O nHDLAT GND GND VDD 3 3V PAUSESW SWOUT 1 3 3V STOPSW 2 GND 3 3V 2 GND 2 PNESENS MODESW 5V 3 IED GND 5V GND IED K GND REFMON C 1 2 3 4 5 6 7 8 9 1 gt O Q OO N SA PCB 200ENG PPS00058 SELECT IN CST pINT AUTOFDXT DSR STB OCIO DATAO DIPSWO hEPOO TXD SO DIR DATA1 DIPSW1 hEP01 RXD SI DATA2 DIPSW2 SCLK DATA3 DIPSW3 RESET DATA4 DIPSW4 24V DATAS DIPSW5 24V DATA6 DIPSW6 24V DATA7 DIPSW7 24V nPRIME 24V BUSY RTS pEPO0 P GND ACKIDTR pEPO1 P GND FAULT hINT P GND SELECT PPONO P GND PE P GND DWSWout P GND USBHOST D USBHOST D S GND O Q G N 24V 24V CUTCTLO CUTCTL1 CUTHP CUTTH CPRTYPO GND GND GND 3 3V nRBENB 5V FANCLT_R VMT 24V RIBSENS_A1 VMT 2
87. Remove the 4 screws BH M3x4 NI and detach the Unit Ribbon by lifting it upwardly At this time disconnect 1 connector J102 from the Unit Ribbon Unit Ribbon BH M3x4 NI 20555056 TH 6 Notes reassembling Seat the cable J102 on the Plate Ribbon Cable Stay as shown below e When assembling the Unit Ribbon be sure that it is securely seated on the main body The 2 protrusions on the bottom of the Unit Ribbon are naturally inserted in the respective holes A of the main body for positioning the Unit Ribbon 3 13 CL S6621 Disassembly Reassembly and Lubrication 3 6 3 CaseU 1 Removing the Case U Block 1 Remove the Cover Top Block Refer to 3 6 1 1 Removing the Cover Top Block 2 Remove the Unit Ribbon Refer to 3 6 2 Unit Ribbon 3 Remove the 1 screw BH M3x4 NI and detach the Cover Cable 4 When an optional peeler or cutter is installed remove the 1 screw PHT PT2T M3x14 and detach the Cover Connector 5 Open the Head Block by pressing the Lever Head Lock NOTE This step is required as the Knob Guide Paper U extends beyond the Case U Block 6 Lift the Case U Block to the half way height and while lowering the Head Block a little remove the Case U upwardly NOTE Asthe front edge of the Case U Block is directly beneath the stopper part 5 pcs of the Leaf Case avoid these stopp
88. Right side view CL S6621 2 6 Operation of Each Mechanism 2 1 3 Label Tag Detection Mechanism The major components of the label tag detection mechanism are a Reflective sensor Bottom sensor SA Ref Sen PCB b Transparent sensor Upper sensor SA TRA Sen PCB There are two movable sensors the reflective sensor bottom sensor and the transparent sensor upper sensor As you adjust the sensor position with the blue knob Gear Bevel Lead Screw U both sensors move at the same time As shown in the figure below the reflective sensor has two LEDs and one phototransistor The reflective sensor is used to detect black marks at the back of tag On the other hand the transparent sensor is a phototransistor that will receive the transparent light from the LEDs through the media The transparent sensor is used to detect labels on liner or U shaped notches of tag Both reflective and transparent sensors are used to detect the media end Aligning the sensors for label paper or tag with U shaped notches For label paper turn the blue knob Gear Bevel Lead Screw to align the mark of the transparent sensor at the center of label The transparent sensor and the reflective sensor move at the same time For tags with U shaped notches turn it to align the mark with the U shaped notch Aligning the reflective sensor for tag with black marks For tag with black marks turn the blue knob Gear Bevel Lead Screw to align
89. TCO PDH12 D28 INTPD12 TO11 157 151 gt gt RIBSTEP B 6 13 P53 INTPCOO TICO DMARQI PDH13 D29 INTPD13 TIUD11 150 T23 nSTATUS 6 P54 INTPCO1 DMAAK1 PDH14 D30 INTPD14 PWMO 337155 gt gt FANCTL R 13 U2A P55 TOCO TC1 PDH15 D31 INTPD15 PWM1 FANCTL 2 1 PALO INTPLO AO HeH RTS 13 RIBSENS T P65 INTP65 INTPC10 TIC1 PAL1 INTPL1 A1 gt Pen UB2INTP1 0 87 P66 INTP66 INTPC1 1 z A 24 1 59 0 MC74VHC126DT 6 BEINTE 74 yT 2 257 5 4 W P72 DMARQ2 INTPC20 TIC2 63 2 13 RIBSENS_A2 2 lt lt P73 DMAAK2 INTPC21 87 158 DSR1 P74 TC2 TOC2 j DTR1 P75 DMARQ3 INTPC30 TIC3 66 8 U2C USBON P76 DMAAK3 INTPC31 BUZZER P77 TC3 TOC3 6724 BS 10 de RA 13 RIBSENS B1 D MC74VHC126DT PCMOAVATT oe N PCM 58 183 A18 A T83 15 nee PCMSIHLDRG Eu PCM3 HLDRQ 15 13 PCM4 REFRQ PAHO A16 58 186 18 ee 13 RIBSENS_B2 gt T PCM5 SELFREF ADTRG PAH1 A17 52 1 180 A18 MC74VHC126DT 2 18 751 T90 A19 PAH3 A19 sy E T91 A20 T92 5 20 49 y T93 21 TRPE PII 3 TRAMON T94 6 21 718 y T95 A22 RAB ras V5RO 2 T96 7 PAH6 A22 ATAN 47k 47k 47k C4 a T98 g 2 PAHT A23 16 99 A24 Bi idi RETO 0 1u B10 ge PRIME T100 9 PAHB A24 45 y T101 a gt VHDMON T107 10 PAH9 A25 lt CTS1 a i 2 SI VE me PCS0 CS0 55 107 TL E RAMO M A
90. Technical Manual CL S6621 Thermal Transfer Barcode amp Label Printer CITIZEN SYSTEMS JAPAN CO LTD PZY90003 00 1 00E 1304 CITIZEN is a registered trade mark of CITIZEN WATCH CO LTD Japan CITIZEN es una marca registrada de CITIZEN WATCH CO LTD Jap n Copyright 2013 by CITIZEN SYSTEMS JAPAN CO LTD CL S6621 li CHAPTER 2 OPERATING PRINCIPLE CHAPTER 3 DisASSEMBLY AND Maintenance ili CL S6621 Safety Precautions To prevent personal injury or property damage the following shall be strictly observed The degree of possible injury and damage due to incorrect use maintenance or improperly following instructions is described below Indicates a situation which if not observed and handled properly could result in death or serious injury Indicates a situation which if not observed and handled properly could result in injury or property damage N Warning Before starting disassembly reassembly or mechanical adjustment be sure to disconnect the power cord from the power source Do not disassemble reassemble or adjust the machine if it functions properly Particularly do not loosen screws on any component unless necessary After completing an inspection and before turning on the power be sure to check that there is no abnormality Never try to print without media Check that the media is properly set Do not lay anything on the cover or lean against it during maintenance or while the printer is i
91. USE Prints the service counter length in Km accumulated from when it was reset last time Example Length 0123 4Km Clear Service Counter Yes PAUSE No STOP To clear the service counter press the PAUSE key again To quit press the STOP key STOP Nothing is printed Cut Counter None PAUSE Prints the cut counter value accumulated from when was reset last time Example Count 10 Clear Cut Counter Yes PAUSE No STOP To clear the cut counter press the PAUSE key again To quit press the STOP key STOP Nothing is printed 2 5 CL S6621 Operation Panel How to perform the check in the Service Mode menu For example the following shows how to perform the head check CL S6621 Perform steps 1 7 on pages 2 51 to 2 53 to enter the Service Mode menu See 3 2 How to enter the Factory Service Mode Press the PAUSE key until Head Check submenu is printed Do you want to change Service Mode Menu items Yes PAUSE No STOP Exit MODE Head Check Exec Yes PAUSE No STOP Exit MODE Press the PAUSE key to check for head abnormality The number of faulty thermal elements is printed Example Bad head element 0 dot s After printing the check result the next submenu is automatically printed If you press the STOP key nothing is printed 2 58 Interface 2 4 Interface 2 4 1 Serial Interface 1 Specifications otart stop asynchronous full duplex communication
92. UZZER 10 13 Number PPS00058 Size A4 Date File Revision A Sheet of 2 6 12 13 nGRESET gt 9 uBINTP K os TL 10 74VHC132DT USBON gt PCB 11 13 RS232C Option ja A A 0 0 V3R3 C123 1u B16 U25 19 T359 2 C124 T361 1u B16 4 T362 T363 5 C126 1u B16 6 T365 ixl TXD1 13 SuSE T367 RXD DTR1 12 T368 RTS DTR1 T20UT RXD1 15 ERN 1370 DSR BIN T370 DSR NC1 NC2 225AE25FGTBBA3 N7 RS232C 1u B16 1u B16 RTS1 T1OUT gt T20UT CTS1 2 RS INIT R2IN NC1 V3R3 NC2 4 NN ICL3222bIVZ od col a V5RO V24R0 ADOS 00S ezia 1 A00 vella a 6 nSLCT IN CTS 6 nATFD XT DSR 6 nSTROBE OCIO DATAO 6 DATA 7 0 DATA4 DATA6 TT V3R3 nINIT nPRIME BUSY RTS nACKNLG DTR nFAULT SLCT PPONO T378 T379 gt A m 0000000 PE R125 1 5k 5V 4 de Ll 5 74VHC132DT V3R3 WA U27A VBUS TXD0 SO0 OBDIR X RXDO SIO SCKO IFRESET 2 U27C T380 R126 20k 1 a C133 R127 33p 50 LI 30 1 O N N O SCLK 24V 24V 24V 24V 24V P GND P GND P GND P GND P GND P GND R128 1k 1381 0134 an LI 3p 2 2u B10 74VHC132DT U27E V3R3 y H4 C135 7 0 1u B10 S GND G TX25 40P 8ST 74VHC132DT 7 N 6 13 SELECT IN CST pINT AUTOFDXT DSR STB OCIO DATAO DIPSWO hEPOO DATA1 DIPSW
93. Unit Head Up Position lt gt lt SA Head Up Switch 2 9 Pop Up 2 13 CL S6621 Operation of Each Mechanism 2 1 6 Paper Near End Detection Mechanism The component of the Paper near end detection mechanism is as follows a SA PNE Sensor A part of the main body b Lever PNE A part of the Roll Paper Holder c Slider PNE A part of the Roll Paper Holder d Spring PNE A part of the Roll Paper Holder The paper near end sensor is used to detect a paper near end status of roll paper installed in the printer The knob of the Lever PNE is pushed by the side of roll paper and the Slider PNE engages with the SA PNE Sensor fixed part on the main body In this state the SA PNE Sensor photointerrupter turns OFF When printing proceeds and the diameter of roll paper is reduced to the preset paper near end point the knob of the Lever PNE that was pushed by the roll paper pops up and the Slider PNE comes off the SA PNE Sensor In this state the SA PNE Sensor photointerrupter turns ON The CPU on the Main PCB detects the ON OFF status of the SA PNE Sensor photointerrupter and judges if the roll paper reaches the near end status The paper near end position can be changed mechanically by sliding the knob of the Lever PNE up or down Normal Status PNE Paper Near End Status Roll Paper Holder Lever PNE Lever PNE 1 ee AN
94. adjustment Ribbon is fed from the supply side and taken up on the take up side via the SA Ribbon Tension Shaft and the SA Ribbon Tension Shaft F See the figure on the next page 1 Adjust the Ribbon Left Right Balance Adjustment Knob Front and then the Ribbon Left Right Balance Adjustment Knob Rear to remove ribbon wrinkle Refer to 3 7 2 1 Ribbon slant elimination adjustment 2 1 Visual check and adjustment Checking the ribbon surface visually is a good way to see whether the ribbon wrinkles or not You can find wrinkles by the reflected light on the ribbon surface Check both take up side and supply sides of ribbon See the figure on the next page to find the places where wrinkles may appear NOTE For removing wrinkles front side adjustment is more effective than the rear side one 1 Perform test print in self print mode Refer to 2 3 2 2 1 Self print mode 2 Visually check the take up side for ribbon wrinkles oince ribbon is taken up stronger on the shorter ribbon path side wrinkles appear on the longer path side During printing the self print patterns check wrinkles and correct the ribbon travel as follows e If wrinkles are found on the left side a in the figure turn the Ribbon Left Right Balance Adjustment Knob Front clockwise e If wrinkles are found on the right side a in the figure turn the knob counterclockwise e If wrinkles are found at around center find the side eith
95. al is controlled with READY High BUSY Low level turns to High Ready in the following conditions When the printer is in on line mode and e When the remaining buffer is 128 bytes or more After DTR becomes High DTR retains High until the remaining buffer becomes 1024 bytes or less turns to Low in the following conditions e When the printer is in off line mode When the remaining buffer is less than 128 bytes After DTR becomes Low DTR retains Low until the remaining buffer becomes 1024 bytes or more CL S6621 2 60 Interface 2 4 2 USB Interface 1 Specifications Standards Complies with Universal Serial Bus Specification 2 0 Compatible with 480Mbps high speed transmission 16K bytes 15120 00410 KST 2 Signal line and pin arrangement D signaling 2 4 3 Parallel Interface Option 1 Specifications 8 bit parallel data 16K bytes Transmission modes Compatible mode It is an asynchronous forward channel mode to send the byte width data from the host to the printer The interface line of the data is operated in accordance with signal line definitions of Centronics NIBBLE mode It is an asynchronous reverse channel mode to send the data from the printer to the host In Nibble mode 4 bit data half byte is sent at a time using the 4 status lines FAULT SELECT PE and BUSY To send one comple
96. ave parts or screws unattached or loose inside the printer When handling a printed circuit board do not use gloves etc which can easily cause static electricity Since ICs such as CPU RAM and ROM might be destroyed by static electricity do not touch lead wires or windows unnecessarily Do not put the printed circuit boards directly on the printer or on the floor When disassembling or reassembling check wires for any damage and do not pinch or damage them Also run wires as they were CL S6621 3 4 Cleaning Lubrication 3 2 Cleaning Cleaning spots are listed below Cleaning Position Description Cabinet Wipe soiled parts of the printer with a clean dry cloth Remove bits of media etc using tweezers Note When cleaning be careful not to scratch the equipment or to bend parts etc Head Clean the thermal head with the head cleaner only SA2 Platen Clean the platen with a soft cloth Media running surface Wipe off media refuse etc on and around the media running surface including the SA2 Platen Clean inside the printer in accordance with the following e Cleaning frequency Every 6 months or 300 hours of operation Whichever comes first Materials Dry cloth gauze or soft cloth and thermal head cleaner 3 3 Lubrication 3 3 1 Lubrication frequency This is a maintenance free machine and requires no lubrication under normal use However the machine should be lubricated whenever it is di
97. bbon Sensor Ribbon Sensor R SA Ribbon Sensor Ribbon Motor Temp Sensor SA Ribbon Motor F SA Ribbon Motor F SA Ribbon Motor R Option nterface Board 1 i IEEE1284 Ethernet I F Standard SA Relay PCB PPS00060 Ethernet Multi function type SA Ribbon PCB Wi Fi HE PPS00059 CL S6621 2 18 Operation of Control Parts Major functions of individual components are described below 1 2 AC power supply Consists of a fuse a filter circuit to eliminate external electric noise and a switching type regulator to transform an AC input to 24V DC output required to drive the printer SA Main PCB Controls the entire operations of the printer It consists of CPU Flash ROM S DRAM FPGA Field Programmable Gate Array driver circuits etc a CPU The CPU is a microprocessor with 32 bit architecture The clock fed to the CPU is 16 MHz The CPU internally multiplies this 16 MHz by 8 times and uses 128 MHz clock The CPU includes cache memory RAMs DMA controller serial I F USB function controller A D converter etc b Flash ROM A flash ROM of 64M bits 8M bytes that stores the firmware and CG character generator c S DRAM Synchronous dynamic RAM An S DRAM of 256M bits 32M bytes that is used as working area input buffer and download buffer d FPGA The FPGA Field Programmable Gate Array incorporates a control circuit for the interface I O port
98. ble Note Through Sensor Position adjustment and Reflect Sensor Position adjustment must be done after one of the following parts is replaced e SA Main PCB e SA Ribbon Sensor on both front and rear sides 2 55 CL S6621 Operation Panel How to change the value in the Factory Mode menu For example the following shows how to logically move the thermal head position 1 mm 0 04 toward the right side In this case you should add 8 dots to the current value e g 08 Variable range 16 to 32 dots default 00 dot 2 to 4 mm 0 08 to 0 16 8 dots correspond to 1 mm 203 dots correspond to 1 Head Front 1 Perform steps 1 6 on page 2 51 to enter the Factory Mode menu See 3 2 How to enter the Factory Service Mode 2 Press the PAUSE key until Mach Hor Pos submenu is printed Do you want to change Factory Mode Menu items Y es PAUSE No STOP Exit MODE Through Sensor Position 000dos S ave PAUSE Next Digit FEED Change value STOP Exit MODE Mach Hor Pos 00dots Save PAUSE Next Digit FEED Change value STOP Exit MODE Note In the actual printing the cursor will be printed instead of underline y 3 the value to 16 0 plus 16 press the FEED key to move the cursor to the next digit 00 and then press the STOP key once to specify 1 Each time you press the STOP key the value of the current digit with the cursor will scrol
99. ce 2 Connectors J given in the column of checks and remedies are connected with the SA Main PCB For the location of each connector refer to 4 2 7 Connector Location 4 2 1 Problems in Powering Up the Printer No power to the 1 Check voltage on the input power line 1 Supply correct voltage printer Acceptable supply voltage 85V to 132V AC for 120V version 185V to 264V AC for 220V version 2 Is the connector of SA Power SW 2 Connect it firmly Cable firmly connected to the Unit Power Supply 3 Is the SA Power Cable firmly Connect it firmly connected between the Unit Power Supply and the SA Main PCB 415 4 15 24V supplied to the pins 1 4 of J15 4 If no DC voltage is supplied on the SA Main GND Pins replace the Unit Power Supply 5 8 NOTE Sy If the Unit Power Supply is NOT connected to the SA Main PCB the output will be 9V This is not a trouble If both PCBs are Doce connected 24 will be correctly un Z output Bottom right of the SA Main PCB Is the Cable Opepane connected 5 Connect it firmly between the SA Main PCB J4 and the SA Opepane firmly If it is not connect or is inserted upside down no LED lights even if you turned ON the power 6 Failure in the power supply circuit 6 Replace the Unit Power Supply 7 Failure in the control circuit 7 Replace the
100. ch ISO 21 German ISO 15 Italian Legal Math 8 Macintosh Math PC 858 Multilingual Microsoft Publishing PC 8 Code Page 437 PC 8 D N Code Page 437N PC 852 Latin 2 PC 851 Latin Greek PC 862 Latin Hebrew Pi Font PC 850 Multilingual PC 864 Latin Arabic PC 8 TK Code Page 437T PC 1004 PC 775 Baltic Non UGL Generic Pi Font Roman 8 Roman 9 ISO 17 Spanish ISO 11 Swedish Symbol PS Text ISO 4 United Kingdom ISO 6 ASCII Ventura International Ventura Math Ventura US Windows 3 1 Latin 1 Wingdings Windows 3 1 Latin 2 Windows 3 1 Baltic Latv Lith Windows 3 0 Latin 1 Windows Latin Cyrillic Windows 3 1 Latin 5 Control language Conforms to Datamax programming language and Zebra programming language 5 The OCR font may have a low recognition rate according to the reader 6 is equipped with UFST and TrueType rasterizer that are licensed from Monotype Imaging Inc TrueType is a trademark of Apple Inc UFST is a trademark of Monotype Imaging Inc 7 PC866U Ukraina is available for Datamax emulation only 1 5 CL S6621 General Specifications CPU ROM RAM Transparent sensor Detects reflective mark on back of media and media out PNE Paper Near Detects the near end state of roll paper End sensor By default issuing a paper near end alarm is disabled by the menu settings Label peeling sensor Serial USB Parallel IEEE1284 Compatible Nibble ECP mode Network Wire
101. ctory Service Mode menu table a Factory Mode menu table and setting example How to change the value in the Factory Mode menu on page 2 56 Through Sensor Position 000dots Save PAUSE Next Digit FEED Change value STOP Exit MODE Reflect Sensor Position 000dots Save PAUSE Next Digit FEED Change value STOP Exit MODE Mach Tear Pos 000dots Save PAUSE Next Digit FEED Change value STOP Exit MODE to be continued 2 51 CL S6621 Operation Panel Mach Cut Pos 000dots Save PAUSE Next Digit FEED Change value STOP Exit MODE Mach Peel Pos 000dots Save PAUSE Next Digit FEED Change value STOP Exit MODE Mach Hor Pos 00dots Save PAUSE Next Digit FEED Change value STOP Exit MODE AutoCal Mode ON Save PAUSE Change value STOP Exit MODE SeeThrough Sensor 0 0 Save PAUSE Next Digit FEED Change value STOP Exit MODE Reflect Sensor 0 0 Save PAUSE Next Digit FEED Change value STOP Exit MODE SeeThrough Sensitivity Low Save PAUSE Change value STOP Exit MODE Reflect Sensitivity Low Save PAUSE Change value STOP Exit MODE Darkness Rate High Save PAUSE Change value STOP Exit MODE Double Heat Menu OFF Save PAUSE Change value STOP Exit MODE PowerOn Head Check ON Save PAUSE Change value STOP Exit MODE Ribbon End Detection Quick Save PAUSE Change value STOP Exit MODE Parallel Error Output ON Save PAUSE Change value STOP
102. d LAN Ethernet interface 10 Base T 100 Base TX Wireless LAN IEEE802 11n IEEE802 11g IEEE802 11b Indications and switches POWER PRINT CONDITION ERROR Buzzer Alarms errors etc PAUSE FEED STOP MODE REPEAT Head up detection Detects head open switch Turns power on and off Power supply 120V version 120V 10 6 2 5A 60Hz U S A Canada UL60950 1st 2nd Edition CSA No 950 FCC Part 15 Subpart B Class A 220V version 220V 240V 10 6 1 5A 50 60Hz Europe EN60950 1 EN55022 Class A EN55024 EN61000 3 2 EN61000 3 3 CCC GB4943 2001 GB9254 1998 GB17625 1 2003 Power consumption max value 120V version 105W operation at 6 IPS at 12 596 printing duty 4 4W printer standby in Normal mode 2 3W printer standby in Standby mode 220V version 105W operating at 6 IPS at 12 596 printing duty 5 0W printer standby in Normal mode 2 8W printer standby in Standby mode 8 This interface is Non L P S Limited Power Source 9 Standby mode is default OFF CL S6621 1 6 General Specifications Environment Operating temperature conditions Operating temp 0 to 40 C humidity 30 to 80 condensation free Conditions ventilation and natural convection Storage temperature conditions Temp 20 to 60 C humidity 5 to 85 Store the printer with the Head Unit up without paper installed and without condensation Conditions ventilation and natural ae 80 O Humidity O as gt
103. d with the blade of a flat blade screwdriver or the like a and then turn it by approx 90 degrees b See the magnified view Next remove the SA Ribbon Tension Shaft Block and then the Bush Ribbon Roller 2 pcs Peel off the Sheet Static Eliminator 6621 from the SA Ribbon Tension Shaft F Block Remove the 2 screws No 0 PT4 0 5 M2 and detach the Interrupter Ribbon Sensor and Holder Tension Spring 1 from the Ribbon Tension Shaft F 2 Remove the 1 screw PH PW M2x8 and detach the Lever Tension Adjust F Block and Shaft Tension Adjust Remove the 2 Screws No 0 PT4 0 5 M2 4 and detach the Knob Tension Adjust from the Lever Tension Adjust F Remove the 1 screw No 0 TFH PT4 0 5 M2 and detach the Holder Tension Spring 2 and Spring Ribbon Tension 2 pcs from the Lever Tension Adjust F 10 Remove the 2 screws No OPH 4 0 3 M2x3 NI and detach the SA Ribbon Sensor from the Plate Ribbon Tension Sensor 2 SA Ribbon Tension Shaft F Holder Tension Spring 2 x x p x Spring Ribbon Tension Interrupter Ribbon Sensor E a Holder Tension Spring 1 Sheet Static Eliminator 6621 Lever Tension Adjust Fz Shaft Tension Adust i 2 1 Bush Ribbon Roller l x 5 J104 No 0PH 4 0 3 M2x3 NI No 0 TFH PT4 0 5 M2 Knob Tension Adjust
104. do gt AS AS A A a A pc LEAN a Ribbon ia Spring Head Holder Media NO TSE 0 D SA Head Adjust Lever SA2_Platen is 29 ES i id For hard media a B Cam Head Adjust Media Thickness Adjustment Dial CL S6621 2 16 Operation of Each Mechanism 2 1 9 Transparent Reflective Sensor Travelling Mechanism The major components of the transparent reflective sensor travelling mechanism are a Gear Bevel Lead Screw U Blue d Shaft Lead Screw Upper Lower b Gear Lead Screw L e Holder Sensor Adjust U Transparent sensor c Gear train f Holder Sensor Adjust L Reflective Sensor The transparent sensor is incorporated in the Holder Sensor Adjust and the reflective sensor is incorporated in the Holder Sensor Adjust L Both sensor housings move to the right and left simultaneously by turning the Gear Bevel Lead Screw U blue Note that the sensor housings Holder Sensor Adjust and Holder Sensor Adjust L are engaged with the groove of respective Shaft Lead Screw upper and lower Therefore they move horizontally when the Shaft Lead Screw upper and lower turns When the Gear Bevel Lead Screw blue turns in the direction as shown by the arrow 1 the Screw Lead Screw upper turns and the Holder Sensor Adjust U moves to the right a At this time via the gears 2 and 3 the Gear Lead Screw L turns in the directi
105. e SA Ribbon Sensor and the photointerrupters turn OFF Thus pin 31 29 RIBSENS B1 B2 of CPU goes Low level In this case U1A CPU increases the revolution speed of SA Ribbon Motor R to supply ribbon faster As a result ribbon slacks and the claw comes off the photointerrupter Thus pin 31 29 RIBSENS B1 B2 of U1A CPU goes High level Then U1A CPU slows down the revolution speed of the SA Ribbon Motor During printing this cycle is repeated and constant ribbon tension is maintained When ribbon runs out the ON OFF state of the photointerrupters on the SA Ribbon Sensor becomes unchangeable Thus the CPU can detect the ribbon end CL S6621 2 26 Operation of Control Parts 4 Head temperature sensor The head temperature sensor is used to detect the temperature of the SA Head This sensor is a thermistor incorporated in the SA Head Since the resistance of the thermistor changes according to a temperature change the voltage at pin 7 HDTMP of CPU changes accordingly The CPU senses the voltage at pin 7 HDTMP to detect the head temperature According to the temperature of the SA Head the CPU controls the printing pulse width applied to the thermal elements to keep the printing density constant U1A SA Head CPU J5 Head Temp 7 R54 Thermistor HDTMP 8 EN l TEMP ERROR Detection 3 3V 3 3V O O U14 U16B FPGA R40
106. e 2 screws BH M3x4 NI and detach the Plate Cover Align the bottom of the optional Parallel Board with the rail of the printer as shown by the arrow Slide the optional Parallel I F Board along the rail and insert its connector into the I F connector J201 of the SA Relay PCB Fix the optional Parallel Board to the printer with the 2 screws BH M3x4 NI that were used for the Plate Cover BH M3x4 NI BH M3x4 NI Plate I F Cover I F connector On the SA Relay PCB Parallel I F Board Optional Rail A part of the Case L 3 6 12 SA Opepane PCB 1 2 9 4 Remove the Case Refer to 3 6 3 1 Removing the Case U Remove the Unit Control Panel Refer to 3 6 11 1 Unit Control Panel Remove 3 screws PHT 2 M3x6 and detach the SA Opepane PCB Remove the Switch CL S and LED Window from the Cover Ope pane LED Window Cover Ope Pane PHT 2 M3x6 4 Switch CL S CL S6621 3 30 Disassembly Reassembly and Lubrication 3 6 13 Unit Mechanism Unit Power Supply and Case L 1 Unit Mechanism 1 Remove the Case U Refer to 3 6 3 1 Removing the Case U 2 Remove the cables from the SA Main PCB Refer to 3 6 11 Unit Control Panel SA PNE Sensor SA Relay PCB and SA Remove the 3 screws BH M3x
107. e the SA Holder Shaft Spring Ribbon Shaft Spring Ribbon Return and Gear Ribbon Shaft in that order 6 Also on the rear side disengage the Polyslider Knob 2 and remove the Gear Reduction Ribbon 2 D Gear Reduction Ribbon 1 8 Gear Reduction Ribbon 3 and Gear Idle Ribbon 40 in that order Magnified View Gear Ribbon Shaft R Spring Ribbon Return Spring Ribbon Shaft Holder Shaft OZY Plate Ribbon Washer lom 0 0 4 0 3 M2x3 NI e LQ Idle Ribbon Gear Reduction Ribbon 1 7 Gear Reduction Ribbon 3 lt 06 o Gear Reduction Ribbon 2 p A Polyslider Knob 02 _ Gear Ribbon Shaft F e Spring Ribbon Return opring Ribbon Shaft FLOIL G 474C NEN OK m SA Holder R Shaft gt Gear Reduction Plate Ribbon Washer Ribbon 1 Qu n Gear Idle Ribbon 4 0 3 M2x3 NI 4 Gear Reduction Ribbon 3 Polyslider Knob 02 Gear Reduction Ribbon 2 3 19 CL S6621 Disassembly Reassembly and Lubrication Notes on reassembling Distinguish the Gear Ribbon Shaft from the Gear Ribbon Shaft R referring to the following projection Projection e On the front side assemble the SA Holder Shaft Spring Ribbon Shaft and Spring Ribbon Return on the Gear Ribbon Shaft F Apply FLOIL 311 to both ends of the Spring Ribbon Shaft Refer to the marks show
108. ead Refer to 3 6 17 Unit Head 4 Remove the SA PF Motor Refer to 3 6 19 SA PF Motor 5 Turn over the PF Block 6 Cut the Wire Tie 2 pcs and unhook the wires from the 2 hooks PF Block Wire Tie Hook Hook 3 s O 2 1 kl I B u l C C O 5 Carriage Adjust Sensor L LO Wire Tie SA Head Up Switch Bottom View 3 47 CL S6621 Disassembly Reassembly and Lubrication 7 Remove the Carriage Adjust Sensor L and other related parts 1 Remove the 1 screw BH M3x4 NI and detach the Cover Sensor Cable L 2 Remove the 2 screws BHT PT M2x6 2 and detach the Carriage Adjust Sensor L 3 Remove the Pinion Sensor L and Leaf Pinion Sensor L from the Carriage Adjust Sensor L 4 Disengage the E Ring 3 3 remove the Wave Washer 4x8xt0 15 and Spacer CR Shaft and then detach the Shaft Lead Screw 5 Remove the 1 screw BH M3x4 NI and detach the Holder Screw L and Gear Lead Screw L 6 Remove the Sheet Blind from the frame 8 Remove the SA Head Up Switch 1 Remove the 1 screw BH M3x4 NI and detach the Guide Cover Frame Pop Up Block Then remove the Spring Pop Up and Pop Up Cover Frame from the Guide Cover Frame Pop Up 2 Remove the 1 screw No 0 PHT BT 3 M1 7x7 and detach the SA Head Up Switch ES h N 8 a NS p Wire Ti AIR S No 1 2 j
109. ed mechanism are a SA Head d SA Ribbon Tension Shaft F R b SA Ribbon Motor F R e SA Ribbon Sensor Front Rear c Ribbon gear train Ink ribbon is set to the printer using the ribbon holders Ribbon is supplied from the supply reel and is taken up by the take up reel with adequate ribbon tension via the SA Ribbon Tension Shaft R and SA Ribbon Tension Shaft F The SA Ribbon Tension Shaft F R is always pushed outward by the internal springs and when ribbon slacks it moves outward When ribbon tightens it moves inward Refer to the figures on the later pages The same ribbon sensor is installed on the front and rear sides The ribbon sensor on the front side is used to detect the position of the SA Ribbon Tension Shaft F i e the ribbon tension on the front side While the ribbon sensor on the rear side is used to detect the position of the SA Ribbon Tension Shaft i e the ribbon tension on the rear side The ribbon sensor on the front side is also used to detect a ribbon running condition and that on the rear side is used to detect the ribbon end On the front side the SA Ribbon Motor F turns to take up ribbon On the rear side the SA Ribbon Motor R turns to supply ribbon while applying adequate back tension to ribbon to eliminate ribbon slack Take up Side Supply Side Gear Reduction Ribbon 1 Gear Ribbon Shaft F SA Ribbon Motor R Gear Ribbon Shaft R SA Ribbon Motor F Gear Reducti
110. el determined by the output from pin C11 nTEMP ENABLE of U14 i e the predetermined allowable limit temperature If it does nTEMP ERROR at pin C6 goes Low level and this signal is fed to U14 FPGA Then the System error is displayed and the printer stops At this time nTEMP ENABLE at pin C11 is set to Low level so that TEMP ERROR is securely maintained at Low level To clear the System error you need to turn OFF the printer once and then turn it ON otops Normal speed Ee Normal speed CL S6621 2 28 Operation of Control Parts 6 Ribbon motor temperature sensor The ribbon motor temperature sensor is used to detect the temperature of the SA Ribbon Motor on the front side This sensor is a thermistor bonded to the SA Ribbon Motor F Since the resistance of the thermistor changes according to a temperature change the voltage at pin 11 RBTMP of U1A CPU changes accordingly The CPU senses the voltage at pin 11 to detect the temperature of the SA Ribbon Motor SA Ribbon Motor F Take up Side 3 3V ppc 0 UA CPU 134 J19 4102 4107 ANI6 RBTMP bids oe 2 4 n C172 rupem H L TEMP ERROR Detection SA Ribbon PCB 3 3V _ U14 U17A E R40 RBTMP 3 1 s nTEMP ENABLE R41 2 B2 28 BA2903SFV nTEMP ERROR d SA Main Printing operation at ribbon motor temperature rise When the temperature of the SA Ribbon Motor F
111. elements You can print the total number of defective thermal elements in Service mode For details refer to 3 Factory Service mode and 3 3 Factory Service Mode menu table b Service Mode menu table The number will be printed as follows Bad head element n dot s Where n is a number If no defective thermal element is found n is O CL S6621 2 34 Operation of Control Parts 4 Buzzer driver 5 This circuit drives the buzzer To sound the buzzer the CPU outputs a pulse waveform from pin 171 BUZZER The transistor Q24 turns ON and OFF and the buzzer sounds 24V R111 Q24 D BUZZER TC114EM SA Main PCB Fan driver This circuit drives the cooling fan SA Fan for ribbon motors When pin 130 FANCTL R is set to Low level Q101 turns ON and the fan is driven The fan is driven according to the temperature raise of the SA Ribbon Motor F When the temperature detected by the thermistor bonded to the SA Ribbon Motor F is under 45 C 113 F the fan is not driven When the temperature exceeds 45 C 113 F during ribbon motor running the fan starts to turn If the temperature is 60 140 F or more after the ribbon motor is stopped the fan is kept turned until the temperature falls below 60 C 140 F Faniums Fan turns While ribbon motor is While ribbon motor is running running Even if motor is not running Fan does not turn U1A CPU 1 0101
112. ensor rear side work correctly on the rear side Failure in the control circuit Replace the SA Ribbon PCB or the SA Main PCB CL S6621 4 10 Troubleshooting Symptoms Label on liner or notch of tag is not detected Transparent sensor problem Or Paper end is not detected Black mark on tag is not detected Reflective sensor problem Or Paper end is not detected Is the Media Sensor menu setting correct Does the marker of Transparent Sensor match with that of the bottom sensor Reflective Sensor Is the sensor adjustment performed against media to be used Is the FFC TRA Sensor flexible cable firmly connected between the SA TRA Sen PCB and the SA Main PCB 49 Is the FFC TRA Sensor flexible cable inserted correctly not upside down on the SA Main PCB J9 Is the SA Ref Sensor Cable firmly connected between the Ref Sen PCB and the SA Main PCB 48 15 dust on the LEDs of the Reflective Sensor Failure in the Transparent Sensor or the Reflective Sensor Failure in the control circuit 15 the Media Sensor menu correct Does the Reflective Sensor match with the black mark Is the sensor adjustment is performed against media to be used Is the SA Ref Sensor Cable firmly connected between the Ref Sen PCB and the SA Main PCB J8 Is dust on the LEDs
113. er front or rear and turn the knob accordingly 3 Visually check on the supply side for ribbon wrinkles Since ribbon is pulled stronger on the shorter ribbon path side wrinkles appear on the longer path side During printing the self print patterns check wrinkles and correct ribbon travel as follow e If wrinkles are found on the left side b in the figure turn the Ribbon Left Right Balance Adjustment Knob Rear counterclockwise CL S6621 3 62 Adjustments e If wrinkles are found on the right side b in the figure turn the knob clockwise e If wrinkles are found at around center find the side either front or rear and turn the knob accordingly 4 Be sure that the adjusted positions in Steps 2 and are at around the center of the scales respectively Ribbon Ribbon Left Right Balance Ribbon Left Right Balance Adjustment Knob Rear Adjustment Knob Front SA Ribbon Tension Shaft SA Ribbon Sensor Frame F 3 63 CL S6621 CHAPTER 4 ROUBLESHOOTING 4 1 CL S6621 4 1 Error Message and Corrective Actions 4 3 520 J OWDIESHOOMMQ E 4 5 4 2 1 Problems in Powering Up the Printer 4 5 4 2 2 Media Ieed u u u uu A u ii ias 4 6 4 223 Problems INM PANUNG 4 7 4 2 4 Ribbon feed
114. er part when lifting the Case 7 After removing the Case Block detach the Leaf Case upwardly PHT PT2T M3x14 Cover Connector BH M3x4 NI IS S LN Ad e y Kasel 14442 TD e CL S6621 3 14 Stopper part 5 pcs Leaf Case U 4 T ee eu LED 565656 Knob Guide Paper Lever Head Lock Disassembly Reassembly and Lubrication Notes on reassembling e When assembling the Case U Block do not forget to open the Head Block and the Knob Guide Paper U Otherwise the extended Knob Guide Paper U gets caught between the Case U Block and the main body e After assembling the Case U Block install the Leaf Case U as follows NOTE While inserting the Leaf Case U thin metal carefully handle it so as not to deform it 1 While aligning both edges of the Leaf Case U with those of the part A a part of the Case L insert the Leaf Case U into the main body between the part A and the Case U Block until the ends of claws 4 pcs securely fit to the grooves 4 pcs on the Case U Block NOTE Do not insert it downward too much as its stoppers will be bent 2 To be sure if the Leaf Case U is securely inserted move it a little If the claws of the Leaf Case U are securely engaged with the gro
115. et to 1 for soft media When soft media is used thin thermal paper label paper etc When soft media is used the optimum position of the thermal elements will be nearly right above the center of the 5 2 Platen In dial No 1 they are aligned with the platen center When hard media is used tag paper When hard media is used the optimum position of the thermal elements will shift toward the front a little from the center of the SA2 Platen i e toward the left viewing from the right side of the SA2 Platen as shown below As the optimum position varies according to the hardness of media itis necessary to adjust the Media thickness adjustment dial from 1 to up to 9 for optimum printing As the dial is turned 1 the SA Head Adjust Lever swings up and down 2 as its projection A moves along the groove of the dial The Plate Holder Head end is pinched by the Spring Head Holder at end B of the SA Head Adjust Lever Namely both parts are connected via the Spring Head Holder Therefore as the Head Adjust Lever swings up and down 2 the Plate Holder Head swings up and down accordingly 3 With this movement of the Plate Holder Head the thermal element position slightly moves back and forth against the 5 2 Platen Right side view Section E upside down view For soft media Cover Frame Fixed Se Plate Holder Head B point amo
116. etection print head up down detection paper near end detection head balance adjustment media thickness adjustment and transparent reflective sensor travel This section describes the operation of each of these mechanisms 2 1 1 Locations and Functions of Motors Sensors and Thermal Head This printer has the following motors sensors and thermal head 1 Unit Ribbon section Front side this motor to detect the motor temperature Rear side Ribbon Sensor F This sensor consists of two photointerrupters to detect if appropriate SA Ribbon Sensor tension is given to the front side ribbon on the front side It also detects a ribbon running error Ribbon Sensor R This sensor consists of two photointerrupters to detect if appropriate SA Ribbon Sensor tension is given to the rear side ribbon on the rear side It also detects the ribbon end status SA Ribbon Motor R SA Ribbon Motor F Ribbon Sensor R SA Ribbon Sensor on the rear side Ribbon Sensor F SA Ribbon Sensor on the front side CL S6621 2 4 Operation of Each Mechanism 2 Printing section Part name motor to detect the motor temperature up or down Transparent Sensor This sensor is a photo sensor to detect the labels stuck on liner or Upper sensor U shaped notches on tag It also detects the media end SA TRA Sen PCB Reflective Sensor This sensor is a photo sensor to detect the black marks on tag It also
117. evision A Sheet of Number PPS00058 Size A4 Date File CL S6621 Chapter 6 Circuit Diagrams SA Main PCB 8 13 PF Motor VMT J6 4 85 1 COMA 0 22u F50 E gt 8 5 6 BEMBA 21 100p 100 2501 0600 6 2 6 26 PFCLK V3R3 6 PFDIR gt 14 Me PFFLAG lt lt C91 f C92 0 22u F50 10u 16 0 PBRMOTOU Teer REF SLEEP1 2 R59 R60 C93 R61 R62 5 ik 3k 19 0 1uB10 22k 22k SENSE 19 HK L SLA7073MPRT 6 PFOFF gt os ot DTC114EM V3R3 R63 8 2k 1 2 6 PFTMP lt lt 1290 C94 1u B10 B2B PH K S Thermisitor Title MAIN PCB PF MOTOR 8 13 Size Number Revision PPSO0058 Date File EA _ EMEN es SS 7 REFMON PNESNS RBDIA lt lt pue 3 PSNSLED T298 U20A R73 C97 1 3 H 1000 50 BA2904 6 9 TSNSCTL1 gt 6 9 TSNSCTLO C99 PWRSAVE L 3 3V OFF H 3 3V ON 2 9 10 PWRSAVE C103 R90 MC74VHC14 1000p B50 47k 196 PWRSAVE L 3 3V OFF 3 ON U21B T323 1 2k 196 1000p B50 SA Main PCB 9 13 Sensor Option V5RO V3R3 J8 1 T291 4 5 T292 Q6 CCX W125 05 SMTR 2SC5658 BM SENSOR REF T295 R71 75 1 2012 x T299 R74 R75 R76 39k 1 100k 1 62k 1 Y T301 TUE Q10 ML 3 DTC114EM 7 V3R3 NU B2B PH K E HEAD UP SW
118. f ei FH M3x6 SA Power SW Cable Plate Inlet Ext T 4 NI Connector Leg Case L BH N M3x6 NI CL S6621 3 32 Disassembly Reassembly and Lubrication 6 Remove the 1 screws BH M3x4 NI and detach the Cover Power by sliding it to the left and then lifting it 7 Remove the 4 screws BH M3x4 NI and detach the Unit Power Supply and the Spacer fai3 5 7xL4mm 8 Remove the Sheet Insulation Power from the Plate Power M3x4 NI Cover Power PCB Spacer fai3 5 7xL4mm Sheet Insulation Power PCB Plate Power PCB Note on reassembling e When assembling the SA Power SW Cable run the wires as shown in the magnified view on the previous page Pass the wires through the hook and for the green earth wire make a 1 turn loop around the hook as shown 3 33 CL S6621 Disassembly Reassembly and Lubrication 3 CaseL 1 Lift the parts a and b of the Plate Earth a little to disengage them from the bosses A and 2 Remove the Plate Earth upwaraly 3 Remove the 1 nut 3 M4 and Leg Case L 3 pcs from the Case L Plate Earth e 3 M4 Pal A Leg Case L R Case L Leg Case L R Leg Case L R Note on reassembling e When assembling the Plate Earth on the Case L be sure that 4 holes A B C and
119. g and holding all keys turn on the power ALL keys POWER The printer enters Factory Service mode The PRINT LED and CONDITION LED light up and the following message is printed on media Citizen CL S6621 VuePrint Menu System The four control panel buttons are used to select different options Generally Yes Select Save PAUSE P key No Next Item Increase Item STOP S key Next Digit FEED key Exit to previous menu MODE M key Do you want to reset this printer to factory settings Yes PAUSE No STOP 3 Press the STOP key to skip to the next message Then the following message is printed Do you want to print the current menu settings Yes PAUSE No STOP 4 Press the STOP key to skip to the next message Then the following message is printed Do you want to change the menu settings Yes PAUSE No STOP 5 Press the PAUSE key to enter the menu settings mode Then the following top menu is printed Do you want to change Factory Mode Menu items Yes PAUSE No STOP Exit MODE To enter the Factory Mode menu proceed to the next step 6 To proceed to the next top menu Service Mode menu press the STOP key See step s To return to the previous one press the MODE key 6 Press the PAUSE key to enter the submenus The following submenus under the Factory Mode menu will be printed as you press the PAUSE key repeatedly For setting each item see 3 3 Fa
120. hototransistor On the SA Ref Sen PCB Ribbon Sensor F Photo sensors 2 pcs using photointerrupters Located on the SA Ribbon Sensor on the front side Ribbon Sensor R Photo sensors 2 pcs using photointerrupters Located on the SA Ribbon Sensor on the rear side Thermal Head Temperature A thermistor incorporated in the SA Head Sensor PF Motor Temperature Sensor A thermistor attached to the SA PF Motor Ribbon Motor Temperature Sensor A thermistor attached to the SA Ribbon Motor F the front side of ribbon motor Paper Near End Sensor A photo sensor using a photointerrupter On the SA PNE Sensor 6 Motors Three motors are used The SA PF Motor is a stepping motor to feed media The SA Ribbon Motor and SA Ribbon Motor are stepping motors to take up and supply ribbon respectively 7 SA Ribbon PCB Controls the operations of the Unit Ribbon a Stepping motor driver This is a circuit to drive the SA Ribbon Motor F on the front side for taking up ribbon and the SA Ribbon Motor on the rear side for supplying ribbon Both are stepping motors CL S6621 2 20 Operation of Control Parts b Fan driver This is a fan drive circuit The fan is used to cool both SA Ribbon Motor F and SA Ribbon Motor R When the temperature of the SA Ribbon Motor F exceeds a certain value the fan starts to rotate 8 SA Relay PCB Relays the signals between
121. inished DAC 168 Up PAUSE Select FEED Down STOP Exit MODE Settings Terminal mode to VYI100 The value 168 is one of samples 15 Press any key on the control panel to store the adjusted value Then the screen returns to the one in step 10 and Ini Sensor is displayed 16 Turn OFF the power to terminate the adjustment 3 59 CL S6621 Adjustments 3 2 Ribbon Slant Elimination Adjustment NOTE The general procedure how to remove ribbon wrinkles is explained in Removing Ribbon Wrinkles on page 3 62 1 Ribbon slant elimination adjustment As you turn the Ribbon Left Right Balance Adjustment Knob Front the knob side right side of the SA Ribbon Tension Shaft moves back and forth with the eccentric mechanism In the same way when you turn the Ribbon Left Right Balance Adjustment Knob Rear the knob side right side of the SA Ribbon Tension Shaft R moves up and down With this eccentric mechanism ribbon running can be adjusted TIP The adjustment on the front side is more effective than that on the rear side 4 Ribbon Ribbon Left Right Balance Adjustment Knob Rear Front SA Ribbon Sensor Frame F Ribbon Left Right Balance Bw Adjustment Knob Front SA Ribbon Tension Shaft R CL S6621 3 60 Adjustments 1 1 Ribbon slant elimination adjustment FRONT This front side adjustment is required in the following cases Ribbon slant occurs resulting in ribbon wrin
122. it Diagrams SA Ribbon PCB 25 2 22 2 25 1 45 592 VMT U101 C102 100p 100 19 21 T101 C103 E a T 6 VBB2 22 2101 p 408 HE o sp f 4 V3R3 V5RO VMT T103 C101 100p 100 2 T109 C104 0 1u B16 Q A gago 3 3V PEE R101 0 221 5 0V da C108 C136 4 VMT 24V 47050 D 22u F50 1106 B4B PH K S VMT 24V 8 1 T112 C110 j10 1u B16 RIBSTEP A L 99 23 R102 0 22 199 1W RIBSTEP B MER ors SENS RIBDIR_A 7114 E e V3R3 527 JEN I V3R3 ENABLE PEE J107 1 RBMOTCU_B C111 C112 C113 da C114 T111 MOT EN 0 1u B16 0 1u B16 0 22u F50 10u 16 RBMTH lt lt 2 FANCTL B2B PH K S SENS A1 ENS T115 NL SENS A1 SENS A2 SENS A2 SENS B1 SENS RI 115 SENS B2 0 1u B16 11 T116 y R103 0 2012 SENS B2 RIBTTMP 7 T17 RBMTH GND C116 GND 3 4 118 37 0 22u F50 KI GND 5 1120 C117 0 1u B50 S20B PADSS 1 KA A4984SES T C C VMT U102 C118 100p 100 19 21 1121 119 18 1122 3103 0 1 50 6 221122 1123 me YGE 1 T125 gej T124 OUT2B C120 100p 100 r 2 1126 C121 j10 1u B16 i 20 R104 j 0 22 9 1W SENSE1 BAB PH K S T127 C126 j10 1u B16 SENSE 23 R105 0 221 1 j j 1 V3R3 NZ V3R3 IE ia EE C127 C128 C129 C130 0 1u B16 0 1u B16 0 22u F50 10u 16 NY C131 0 1u B16 11 T131 R106 0 2012 V3R3 7 T132 C132 3 4 T133 37 0 22u 50 KI 0 1u B16 5 1135 C134 SENS an
123. kle Unit Ribbon Sensor F is replaced or reassembled 1 Turn the Ribbon Left Right Balance Adjustment Knobs Front to the center of the scale 2 Turn the Ribbon Left Right Balance Adjustment Knob Rear to the center of the scale Ribbon Left Right Balance Adjustment Knob Front Ribbon Left Right Balance Adjustment Knob Rear 3 Turn the Ribbon Left Right Balance Adjustment Knob Front to remove ribbon wrinkle 4 If ribbon slant is not removed yet proceed to the next item 1 2 1 2 Ribbon slant elimination adjustment REAR This rear side adjustment is required in the following cases Ribbon slant occurs resulting in ribbon wrinkle Unit Ribbon Sensor is replaced or reassembled 1 Turn the Ribbon Left Right Balance Adjustment Knob Rear and remove ribbon wrinkle 2 If ribbon slant is not removed repeat from the above item 1 1 3 61 CL S6621 Adjustments Removing Ribbon Wrinkles The following explains the general procedure for removing ribbon wrinkles Adjusting points Ribbon tension Ribbon Left Right Balance Adjustment Knob Front Ribbon slant Ribbon Left Right Balance Adjustment Knob Rear Ribbon slant e Shaft Ribbon Guide a part of the SA Head Ribbon slant How to check ribbon wrinkles e Visual check Adjustment procedure First adjust the ribbon tension and then the ribbon paths front rear to remove ribbon wrinkles 1 Ribbon slant elimination
124. l 0 1 2 3 4 9 0 4 Next press the FEED key to move the cursor to the next digit 10 The changed value is printed Mach Hor Pos 10dots Save PAUSE Next Digit FEED Change value STOP Exit MODE 5 Press the ISTOPI kev 6 times to specifv 6 Each time you press the key the value will scroll 8 9 0 1 6 6 To save the set value press the PAUSE key The set value will be printed Be sure that the new value is 16 and then press the MODE key to exit the item If the value is not the one you expected repeat above operation Mach Hor Pos 16dots Save PAUSE Next Digit FEED Change value STOP Exit MODE CL S6621 2 56 Operation Panel b Service Mode menu table Head Check None PAUSE Checks the number of defective thermal elements and prints it If no defective thermal element is found 0 will be printed Example Bad head element O dot s STOP Nothing is printed ROM Check None PAUSE Performs ROM checksum test and prints the check result OK or NG and the checksum value Example PROGRM ROM OK 4F4E STOP Nothing is printed RAM Check None PAUSE Performs RAM capacity check and prints the check result Example RAM OK 32768 STOP Nothing is printed Print Counter None PAUSE Prints the total printed length accumulated from when the printer is firstly used Example Length 1234 5Km STOP Nothing is printed Service Counter None PA
125. larm submenu under the PageSetup main menu from Off to On Before a paper near end status occurs the Lever PNE is pushed by the roll paper edge and the Slider PNE of the paper shaft is engaged with the SA PNE Sensor Then pin 77 PNESNS of U1A CPU goes High level and the non paper near end status is detected by the CPU When the roll paper diameter reaches the paper near end point being mechanically set the Lever PNE that was pushed by the roll paper edge pops up and the Slider PNE of the paper shaft comes off the SA PNE Sensor Then pin 77 PNESNS of U1A CPU goes Low level and the paper near end status is detected by the CPU Q12 turns ON in normal mode i e in other than power saving mode Q12 Paper Near End Sensor H k DTA114EM SA PNE Sensor D18 J12 White SA Main PCB Normal Status PNE Paper Near End Status Roll Paper Holder Lever PNE Roll Paper Spring PNE Lever PNE p Roll Paper 2 Slider PNE Slider PNE CL S6621 2 30 Operation of Control Parts 2 2 4 Drivers 1 PF motor driver This is a driving circuit to drive the SA PF Motor stepping motor The following illustration shows a simplified circuit The SA PF Motor is driven by the unipolar constant current chopper method The exciting method for the motor is the 1 2 phase method The power to the SA PF Motor is controlled by U14 FPGA When pin P1
126. lder Tension Spring 2 and Spring Ribbon Tension 2 pcs from the Lever Tension Adjust 9 Remove the 2 screws 4 0 3 M2x3 NI 6 and detach the SA Ribbon Sensor from the Plate Ribbon Tension Sensor D Interrupter Ribbon Sensor P d ES SA Ribbon Tension Shaft R Holder Tension Spring 1 L SR gt Lever Tension Adjust R ae d Wa gt di pe No 0 4 0 5 2 No 0 PT4 0 5 M2 Shaft Tension Adjus au 7 P d Bush Ribbon P Roller 7 6 EU SRA p MM Plate Ribbon Tension Sensor 0 4 0 3 M2x3 NI Knob Tension Adjust Holder Tension Spring 2 Spring Ribbon Tension Bush Ribbon Roller G 311S Note on reassembling e Apply FLOIL G 311S to the slits 4 places shown by the marks CL S6621 3 26 Disassembly Reassembly and Lubrication 3 6 11 Unit Control Panel PNE Sensor Relay PCB and SA PCB 1 Unit Control Panel 1 Remove the Case U Refer to 3 6 3 1 Removing the Case U 3 Remove the Unit Control Panel upwardly by releasing the hooks 2 pcs 4 Remove the Cushion Ope Pane Cable and disconnect the Cable Opepane from the Unit Control Panel Note on reassembling When connecting the flexible cable be sure that the insertion direction is correct If you insert it re
127. ma FET 2 RIBSENS_A1 lt lt 2404 1400 7 W 8 7 T402 MC74VHC14 T403 6 1404 Wi U21D T 1405 5 MW 4 7406 2 RIBSENS A2 lt 130478 lt T 2 m MC74VHC14 U21E 2 RIBSENS B1 lt 139519 Bena ti MC74VHCT4 U21F 2 RIBSENS B2 lt 15092 gem MC74VHC14 U21G V3R3 14 C174 0 1u B10 MC74VHC14 4 Tit MAIN PCB RIBBON 13 13 Size Number Revision PPSO00058 Date Sheet of File 6 15 CL S6621 Chapter 6 Circuit Diagrams SA Opepane PCB ARA PRINT GREEN CONDITION ORANGE ERROR RED POWER GREEN V3R3 R302 R303 R304 R301 360 2012 360 2012 360 2012 360 2012 T302 T303 T304 D304 Ng D301 PRTLED 310VT 310PT CNDLED ERRLED NU FEED PAUSE C301 C302 C303 1000p 50 1000p 50 1000p 50 C C 12FMN BTK A V3R3 R305 22 1608 SW301 1 3 TSW 16 10 T35 2 4 1 C304 1000 50 0 V3R3 V3R3 R306 22 1608 5 302 R307 1 3 TSW 16 10 T35 22k 1608 SW303 2 644 1 3 TSW 16 10 T35 C305 2 2514 L 1000p 50 0 C306 L 1000p 50 o PAUSE STOP V3R3 R308 22 1608 SW304 1 3 TSW 16 10 T35 2 14 C307 _ 1000p 50 0 MODE Tit le OPEPANE PCB Size Number Revision Date Sheet of File CL S6621 6 16 Chapter 6 Circuit Diagrams SA Ref Sen PCB V3R3 TR501 ML GLIOOMNOMP E GL100MNOMP PT100MCOMP CHP1505 0101 Title REFRECTIVE SENSOR CIRCUIT Size Number Revision
128. mbling the Unit Sensor U follow the next steps 1 Before assembling the Unit Sensor U turn the Gear Bevel Lead Screw U blue knob in the direction a to move the Holder Adjust Sensor U to the left a Turn it until the Holder Adjust Sensor U hits the left end and stops 2 Before assembling the Unit Sensor U turn the Gear Bevel Joint Lead Screw in the direction b to move the Holder Adjust Sensor L to the left b Turn it until the Holder Adjust Sensor L hits the left end and stops 3 Assemble the Unit Sensor U with the 3 screws BH M3x4 NI Unit Sensor U BH M3x4 NI Holder Adjust Sensor L Gear Bevel Joint Lead Screw Holder Adjust Sensor U Holder Adjust Sensor L 3 37 CL S6621 Disassembly Reassembly and Lubrication 3 6 16 SA TRA Sen PCB and Gear Bevel Lead Screw U 1 2 SA 4 5 6 7 Remove the Unit Mechanism Refer to 3 6 13 1 Unit Mechanism Remove the Unit Sensor Refer to 3 6 15 Unit Sensor U Remove the 1 screw 2 M3x6 NI and detach the Knob Guide Paper U Turn the Gear Bevel Lead Screw U blue knob in the direction as shown in the magnified view to move the Head Adjust Sensor U to the right NOTE Turn the Gear Bevel Lead Screw U blue knob until it stops Gear Bevel
129. ment CL S6621 3 40 Disassembly Reassembly and Lubrication 3 6 17 Unit Head 1 2 3 Remove the Unit Mechanism Refer to 3 6 13 1 Unit Mechanism Cut the Wire Tie 2 pcs D and remove the Ribbon Cable 2 Open the Unit Head and remove the 1 screw PH SW PW M4x16 then remove the Shaft Head Holder 4 and Spring Ribbon Unit Dumper 5 Disengage the E ring 4 6 remove the Bush Head Holder and detach the Unit Head D from the Unit PF 2 SA Ribbon Cable ire Ti Shaft Head Hold 1 Wire Tie 5 Spring Ribbon 4 Shaft Head Holder a D Unit Dumper FLOIL G 311S EE VPE su Unit Head FLOIL G 311S Wire Tie U Se D Spring end Position here d x gt me 3 PH SW PW M4x16 6 gt KANA ES amp Bush Head Holder ZJ ad Notes on reassembling Apply FLOIL G 311S to the following places See the mark shown in the figure A Hole front left Circumference surface of the hole on both sides and inside the hole B Along the rack part C 3 surfaces on the Shaft Head Holder 4 D and E Both ends of the Spring Ribbon Unit Dumper 5 Apply adhesive LOCTITE263 to the end F of screw PH SW PW M4x16 3 When assembling the Shaft Head Holder 4 be sure that its assembling direction is correct See the magnified view Set the Spring
130. ment mode According to media to be used you need to perform the sensor adjustment The following shows the rough description how to adjust the sensor For details refer to the User s manual Before performing the sensor adjustment select the Media Sensor menu See Through Reflect or None according to media to be used See 1 2 Menu setting mode on the next page Media Sensor menu Media See Through Label paper or tag with U shaped notches Reflect Tag with black marks None Continuous media All operations are made with the key 1 Entering the sensor adjustment mode PAUSE FEED STOP POWER 2 Selecting the sensor to be used either the transparent sensor or reflective sensor Transparent sensor Label paper Tag with U shaped notches Reflective sensor Tag with black marks 3 Positioning of the sensor s against media 4 Sensitivity adjustment using actual media to be used CL S6621 2 44 1 2 Menu setting mode Operation Panel Set the menu according to your requirements The following shows the menu settings print sample To enter this mode while pressing and holding the MODE key turn ON the power MODE POWER For details refer to the User s Manual Machine Information Model Number Boot Version ROM Version ROM Date DD MM YY ROM Check Sum FPGA Version Head Check Print Counter Service Counter Cut Counter Sensor Monitor Option Interface CL S6621 EBXXXXXX
131. n CL S6621 2 46 Operation Panel 2 2 Hex dump mode You can print the data in the receive buffer in the hexadecimal form For label 1 While pressing and holding the STOP key turn on the power 2 When the PRINT LED blinks slowly later it will blink rapidly release the STOP key The printer enters hex dump mode and hex dump printing starts To exit hex dump mode turn off the power For continuous media 1 While pressing and holding the STOP key turn on the power 2 The PRINT LED will blink slowly When it changes to rapid blink release the STOP key The printer enters hex dump mode and hex dump printing starts To exit hex dump mode turn off the power Dump list example DUMP LIST 02 40 30 31 30 30 0002 60 30 30 32 300002 4C 0100 0020 44 3131 0D31 30 30 30 30 30 30 30 3030 3130 D11 100000000010 30 303130 31 32 33 34 35 36 37 38 393A 3B3C 0010123456789 lt 3 Factory Service mode All keys POWER Enters factory mode and service mode 3 1 General Factory mode and Service mode are available for maintenance Factory mode You can change the factory set items such as logical shift of the sensor or head and double heat printing the same dot twice A In Factory mode DO NOT change the factory set values unless you need it since there are essential items related to printing accuracy etc Service mode You can perform checks such as head check and counter print
132. n in the left figure below On the rear side assemble the SA Holder Shaft Spring Ribbon Shaft and Spring Ribbon Return on the Gear Ribbon Shaft Apply FLOIL 311 to both ends of the Spring Ribbon Shaft Refer to the marks shown in the right figure below Front side Rear side Gear Ribbon Shaft F Gear Ribbon Shaft R Spring Ribbon Return Spring Ribbon Shaft FLOIL G 311S Apply FLOIL G 474C to the parts gears and shafts shown by the marks Refer to the figure on the previous page CL S6621 3 20 Disassembly Reassembly and Lubrication 3 6 6 SA Ribbon Motor F R and SA Ribbon PCB Open the Cover Top Block and remove the Unit Ribbon Refer to 3 6 2 Unit Ribbon Remove the ribbon covers Refer to 3 6 4 1 Removing the ribbon covers Disconnect 2 connectors J101 and J107 from the SA Ribbon PCB On the front side remove the 2 screws BH M3x4 NI and detach the SA Ribbon Motor F Disconnect 1 connector J103 from the SA Ribbon PCB On the rear side remove the 2 screws BH M3x4 NI and detach the SA Ribbon Motor Remove the 2 screws BH M3x4 NI and detach the SA Ribbon PCB SA Ribbon Motor R fl 9700 o Pe ct Ew SA Ribbon Motor F Note on reassembling Correctly connect each connector To SA Ribbon Motor F To SA Ribbon Motor F for thermistor To SA Fan To SA Ribbon Motor R To S
133. n operation During maintenance be careful not to leave parts or screws unattached or loose inside the printer When handling a printed circuit board do not use gloves etc which can easily cause static electricity Since ICs such as CPU RAM and ROM might be destroyed by static electricity do not touch lead wires or windows unnecessarily Do not put the printed circuit boards directly on the printer or on the floor When disassembling or reassembling check wires for any damage and do not pinch or damage them Also run wires as they were CL S6621 IV CHAPTER 1 SPECIFICATIONS 1 1 CL S6621 CHAPTER 1 SPECIFICATIONS TABLE OF CONTENTS Ted General Speciji atlonis u suan idad 1 3 50 Printable EET IET TTD 1 8 Ted disini PoOSIIIOWAACGNTPSSV em 1 9 1 4 Adjustable Sensors CL S6621 1 2 General Specifications 1 1 General Specifications CA Resolution 6 6inch 99 99 inch 6 5 4 2 inches per second Cut mode Prints while cutting at designated sheet units The following two kinds of cut mode operations are available e Back feed e Cut through Cut through refers to stopping present printing to cut the previous label when it reaches the cut position After cutting printing restarts but a gap may be created at the seam of the printing at this time Peel mode Peels labels from the liners after printing them Types of media Roll fanfold continuous media die cuts continuo
134. n the SA Ribbon PCB and the SA Ribbon Motor firmly 5 Is the cable connected between J103 on 5 Connect it firmly the SA Ribbon PCB and the SA Ribbon Motor firmly to be continued CL S6621 4 8 Troubleshooting Symptoms Ribbon is not fed at all or is not fed correctly Ribbon slants 6 Does the ribbon cooling fan work correctly for cooling the ribbon motors If not check if the cable of the SA Fan is firmly connected to the SA Ribbon PCB J106 Note The fan does not turn all the time lt turns when the temperature of the SA Ribbon Motor F on the front side exceeds a certain value 7 Do the ribbon sensors on the front and rear sides work correctly 4 2 5 Sensor Problems 8 Do the ribbon drive gears work correctly 9 Does the SA Ribbon Motor Ribbon Motor R work correctly 10 Failure in the ribbon motor drive circuit 11 Failure in the ribbon motor control circuit 1 Is the ribbon correctly inserted into the ribbon holders 2 Is the ribbon path correct 3 Is the ribbon slant elimination adjustment made 4 9 6 Connect the cable firmly Replace the SA Ribbon Sensor on the front rear side Replace a defective ribbon gear Replace the SA Ribbon Motor F SA Ribbon Motor 10 Replace the SA Ribbon PCB 11 Replace the SA Main PCB 1 Insert the ribbon correctly 2 Install the
135. ndow Side 2 pcs from the Cover Top NOTE When removing the Window Side first remove the 2 claws C and then D 7 Remove the Label 56621 and Logo Citizen L from the Cover Top PHT PT2T M3x14 Label Caution Cover Open 8 86 85665 NZ 3 PHT PT2T M3x14 e 99599 Support Top Cover m C Sc Window Side DC Label CL S6621 Notes on reassembling e Place the Window so that 3 bosses of the Cover Top are inserted into respective holes in the Window e When assembling the Window Side on the Cover Top first hook claws C and then the claw 3 11 CL S6621 Disassembly Reassembly and Lubrication 3 6 2 Unit Ribbon Forbidden screws in the Unit Ribbon DO NOT loosen the 10 screws of the Ribbon Frame The Ribbon Frame consists of three parts and is assembled with the 10 screws Once the Ribbon Frame is disassembled correct ribbon running cannot be assured Therefore a ribbon wrinkle may not be removed with the Ribbon Left Right Balance Adjustment Knobs Front Rear as expected Unit Ribbon DO NOT LOOSEN 5 screws NS lo 5 screws DO NOT LOOSEN Ribbon Left Right Balance Adjustment Knobs Front Rear CL S6621 3 12 Disassembly Reassembly and Lubrication 1 Remove the Cover Top Block Refer to 3 6 1 1 Removing the Cover Top Block 2
136. nel Problems Symptoms Nothing is displayed Is the Cable Opepane flexible cable 1 Connect it firmly on the LED connected between the SA Main PCB J4 and the SA Opepane PCB firmly Is the Cable Opepane flexible cable 2 Insert it in the correct direction inserted in a wrong direction Failure in the SA Opepane PCB Replace the SA Opepane PCB Failure in the control circuit Replace the SA Main PCB No key works Is the Cable Opepane flexible cable Connect it firmly connected between the SA Main PCB J4 and the SA Opepane PCB CN301 firmly Is the Cable Opepane flexible cable 2 Insert it in the correct direction inserted in a wrong direction Failure in the SA Opepane PCB Replace the SA Opepane PCB Failure in the control circuit Replace the SA Main PCB CL S6621 4 12 Troubleshooting 4 2 7 Connector Location SA Main PCB To SA PNE Sensor To SATRA Sen PCB To SA PF Motor To SA Ref Sen PCB To SA Head Up Switch J12 J10 J13 for thermistor SA Main PCB EN NNNM EN To SA PF Motor Al je To SA Head for signals J3 To SA Head for power To SA Ribbon PCB O To Unit Power Supplv To optional I F PCB Option To SA Opepane PCB SA Ribbon PCB To SA Ribbon Motor F To SA Ribbon Motor F To SA Fan for thermistor Jjutoz To SA Ribbon Sensor on the front side
137. ns Remove dust or foreign matter Troubleshooting 4 2 3 Problems in Printing Symptoms No print 1 Is the head block securely closed 1 Close the head block correctly 2 Is the SA Head over heated 2 Wait until the SA Head gets cool In this case PRINT LED and Printing will resume automatically CONDITION LED simultaneously blink Is the SA PF Motor over heated Wait until the SA PF Motor gets In this case PRINT LED and cool CONDITION LED blink alternatively Printing will resume automatically Is SA Ribbon Motor F over heated Wait until the SA Ribbon Motor In this case PRINT LED and gets cool Printing will resume CONDITION LED blink alternatively automatically Is the interface cable firmly connected Connect it firmly between the printer and the host 6 Are the SA Head Signal Cable and Connect them firmly SA Head Power Cable connected between the SA Head and the SA Main PCB J3 and J5 Does the transparent reflective sensor To check see Sensor Problems detect presence of media Is 24V supplied to the pins 1 4 of J15 Replace the Unit Power Supply on the SA Main GND Pins 5 8 Jue RIM RIN sa BOUE E NS SE 11 2 Bottom right of the SA 9 Head is broken 9 Replace the SA Head 10 Failure in the head driver circuit 1
138. nsor L PWG40003 0 PCG80057 0 PFF00002 0 PBF00032 0 PBF00034 0 PBF00033 0 PPC60020 0 PBF00039 0 PAE00033 0 PAC60031 0 PBE00033 0 JM66730 1 PPS30022 0 PBM30020 0 JM23604 0 JM24117 0 PRC80005 0 PCG80045 0 PPC60011 0 JM44207 0 0 23 gt LI lI gt gt PARTS LIST for CL S6621 TITLE Unit PF Sheet No 2 3 Drawing No 5 Rev 0 Spring Head Lock JM43601 0 Pop Up Cover Frame PBA80002 0 Spring Pop Up PJG60052 0 Guide Cover Frame Pop Up 70008 0 SA Head Up Switch PPT00007 0 Plate Peel Guide PAC70034 0 SA PF Motor PPF80003 0 SA PF Motor Cable PPS30021 0 Wire Tie 6701 003 Cover Sensor Cable L PBC80028 0 Gear Lead Screw L PBF00036 0 Holder Screw L PBE00034 0 Shaft Lead Screw PCG80046 0 Pinion Sensor L PBF00035 0 Leaf Pinion Sensor L PAG60005 0 Carriage Adjust Sensor L PBK00003 0 Spacer CR Shaft NH19102 0 Label Edge Mark PRX30058 0 E Ring 4 0 E60340 000F 5 24 CL S6621 1 1 1 1 1 1 1 1 1 3 1 1 1 1 1 1 1 1 1 1 PARTS LIST for CL S6621 TITLE Unit PF Drawing No 5 Chapter 5 Parts Lists Sheet No 3 3 Rev No O E Ring 2 5 E Ring 3 0 E Ring 1 5 Screw PH M3 0x6 Screw BH M3 0x4 NI Screw 0 PHT Bt 1 M2 0x3 Screw No 0 PHT Bt 3 M1 7x7 Screw BHT PT M2 0x6 Screw PH PW M2 0x8 Spacer Guide Shaft Wave Washer 4x8xt015 CL S6621 E60325 000F E60330 000F E60315 000F E00130 060F E00530
139. nsor through the notch Detecting black marks on tag Media Sensor menu Reflect For detecting black marks on tag only the reflective sensor is used Light emitted from the LEDs is reflected by the tag at other than the black mark and reaches the phototransistor of the reflective sensor At the black mark the light is not reflected The CPU on the Main PCB detects the black mark by sensing the output of the reflective sensor U shaped Black mark notch Label gap Liner Transparent and Reflective sensors Reflective sensor Transparent sensor U Sensor to be used Media LEDs LEDs Reflective sensor Reflective sensor CL S6621 2 8 Operation of Each Mechanism Detecting continuous media Media Sensor menu For detecting continuous media only the reflective sensor is used In this case only media end is detected by the reflective sensor LED light amount control According to the media selected by the Media Sensor menu See Through Reflect or None the amount of light is well controlled to detect the label U shaped notch black mark or continuous media The amount of light is as follows the largest amount is for See Through e Continuous media None lt Black mark Reflect lt Label U shaped notch See Through 2 9 CL S6621 Operation of Each Mechanism 2 1 4 Printing and Ribbon Feed Mechanism The major components of the printing and ribbon fe
140. nsors are used to detect media end The mechanical adjustable range of both sensors is equal and they are adjusted at the same time by turning the blue knob Gear Bevel Lead Screw For details about the media sensors refer to 2 1 3 Label Tag Detection Mechanism 4 8 to 88 9 mm 0 19 to 3 5 Moveable range of the transparent sensor i 2 7 to 86 8 mm 0 11 to 3 42 Moveable range of the reflective sensor Media 4 Printable area G E LES BO 168 6 61 Maximum media width 178 mm 7 01 Direction of media feed 2 5 mm 0 10 0 30 CL S6621 1 10 CHAPTER 2 OPERATING PRINCIPLES 2 1 CL S6621 2 PRINCIPLES TABLE OF CONTENTS 2 1 Operation of Each Mechanism 2 1 1 Locations and Functions of Motors Sensors and Thermal Head 1 Unit SOCIO Munar id 2 SPEI cid dis 2 1 2 Media Feed Mechanism 2 1 3 Label Tag Detection Mechanism 2 1 4 Printing and Ribbon Feed Mechanism 2 1 5 Print Head Up Down Detection Mechanism 2 1 6 Paper
141. nt Media sensor menu setting label paper etc and try again Cannot Setup Up PAUSE Select FEED Down STOP Exit MODE Settings Terminal mode to 100 Reflective sensor sensitivity adjustment Media Tag 10 Press the PAUSE key to select the reflective sensor menu Ini Refl Sensor screen will appear ni Thru Sensor Up PAUSE Select FEED Down STOP Exit MODE Settings Terminal mode to I100 ll PAUSE key Ini Ref Sensor Up PAUSE Select FEED Down STOP Exit MOQODE Settings Terminal mode to 100 11 Press the FEED key to enter the reflective sensor menu Ref lect Exec Up PAUSE Select FEED Down STOP Exit Settings Terminal mode to 100 12 Set tag with black marks but avoid placing the black mark part on the reflective sensor If you use continuous tag set it to the printer Black mark Be sure that the normal adjustments for printing are correctly made e Media sensor menu Reflect None for continuous paper e Sensor positioning The bottom sensor should meet the black mark position However avoid putting the black mark on the sensor CL S6621 3 58 Adjustments 13 Press the PAUSE key to move the cursor to Exec 14 Press the FEED key to perform adjustment Tag is automatically fed little by little and adjustment is performed During adjustment Now Executing appears When adjustment is successful Finished DAC XXX is displayed F
142. ntil the SA Head gets OFF OFF cool 4 3 CL S6621 Error Message and Corrective Actions Causes Corrective Actions PRINT LED Abnormal temperature raise of SA PF Motor or SA Ribbon Motor F e Printing will temporarily stop Wait until the motor gets cool Abnormal temperature raise of auto GG EN cutter Optional e Printing will temporarily stop Wait until the auto cutter gets cool CONDITION LED ERROR LED OFF Abnormal head resistance e Due to defective thermal OFF ON element OFF Printing quality will degrade Communication error e pio BUS overrun OFF ON e Parity or framing error OFF e Transmission buffer overflow System error Overheat of SA PF Motor SA ain ON ON Ribbon Motor SA Head or OFF OFF OFF the cutter motor option e Overcurrent of SA PF Motor ON Auto cutter abnormality Optional OFF OFF Jamming etc Paper near end By default issuing a paper near end alarm is disabled To enable SN it change the Paper Near End ON OFF oe ARR Alarm submenu under the PageSetup main menu from Off to On CL S6621 4 4 Troubleshooting 4 2 Troubleshooting The following tables show possible remedies for various symptoms that might occur Symptoms are given in the left column and the corresponding remedies in the right column Notes 1 When parts are replaced refer to Chapter 3 Disassembly and Maintenan
143. nting start position is 2 5 mm 0 10 from the left end of the media and 1 mm 0 04 backward the leading edge of the label U shaped notch or black mark 2 5 mm 0 10 is the necessary value to avoid printing in the unprintable area as mentioned in Printable Area The printing start position can deviate from the ideal position as follows Maximum media width 178 mm 7 01 e Printable area B d H L H 9 4 5204 Y BA D 100 2 39 4 0 08 Unprintable area 2 5 1 0 10 0 04 Actual printing start position t O 2 eT 1 t Ideal printing start position 1 2 2 0 04 0 08 2 5 mm 0 10 Direction of media feed Reference edge Paper guide 1 Actual printing start position May deviates from the ideal one in the indicated range 2 Deviation of vertical positioning when printing position is set to O 3 Deviation of horizontal positioning when printing position is set to O 4 Deviation of vertical printing position when 100 mm is specified from the printing start position 1 9 CL S6621 Adjustable Sensors 1 4 Adjustable Sensors There are two media sensors the upper sensor transparent sensor and the bottom sensor reflective sensor The upper sensor is used to detect the labels on the liner or the U shaped notches of tag The bottom sensor is used to detect the black marks on tag Also both se
144. nts of the SA Head with your bare hand 1 2 2 4 Open the Cover Block Push the Lever Head Lock 1 and open the Ribbon amp Head Block Remove the 2 screws NO 1 6 0 7 M3 0x6 NI and detach the SA Head Disconnect the 2 connectors 6 and 6 from the Head NOTE To disconnect the connector 5 unlock the connector lock 2 Ribbon amp Head Block Cover Top Block tin NO 1 6 0 7 M3 0x6 NI Lever Head Lock Notes on reassembling e The Ribbon amp Head Block has two bosses that allow easy positioning of the SA Head When assembling the SA Head be sure that it is securely engaged with the Ribbon amp Head Block e Insert the connectors firmly 3 7 CL S6621 Quick Detachment of Major Parts 3 5 2 SA2 Platen 1 Open the Cover and then the ribbon amp head Block 2 While pressing the part A of the SA2 Platen lift the right end of the SA2 Platen a little See the arrow a Next move it to the right and then remove it from the printer by lifting it upwardly See the arrow b Head Block Cover Top Block S 3 Y a Z 4 y NIE 6 Note on reassembling e After reassembling the SA2 Platen be sure that it is securely engaged with the main body CL S
145. o IRewind motor a LI N CN ep Ed S Send motor 101 m 4 RJ Las E C C101 m Eb 8 3 qm ama z y see faa al E miro gg 21 C124 pun BB _ o LL 3107 19 C108 TI 5 RIBBON Rev0 1 CITIZEN SYSTEMS JAPAN MADE IN CHINA 2012 06 5500050 00 CL S6621 AP 6 A Mounting Diagrams A 7 SA Ribbon Sensor Parts side Solder side O 55010 O 5502 6 60 R502 Z 2 44 1 5500052 00 inu S 8 3 R501 R502 1 PSS00052 00 A 8 SAPNE Sensor Parts side Solder side 1o 20 PT301 PS301 PSS00055 00 lt LU 7 CL S6621 CITIZEN SYSTEMS AMERICA CORPORATION 363 Van Ness Way Suite 404 Torrance CA 90501 USA Tel 310 781 1460 Fax 310 781 9152 http wwwcitizen systems com CITIZEN SYSTEMS EUROPE GmbH Mettinger Strasse 11 Park House 643 651 Staines Road D 73728 Esslingen Feltham Middlesex TW14 8PA Germany United Kingdom Tel 49 0 711 3906 420 Tel 44 0 20 8893 1900 Fax 49 0 711 3906 405 Fax 44 0 20 8893 0080 http wwwcitizen europe com CITIZEN SYSTEMS JAPAN CO LTD 6 1 12 Tanashi cho Nishi T okyo shi Tokyo 188 8511 Japan Tel 81 0 42 468 4608 Fax 81 0 42 468 4687 http wwwcitizen systems co jp
146. o dimension e UPS Maxi Code PDF 417 Data Matrix QR Code Aztec e 551 DataBar For Zebra emulation One dimension e Code 11 Interleaved 2 of 5 Code 39 EAN 8 UPC E e Code 93 Code 128 EAN 13 Industrial 2 of 5 e Standard 2 of 5 ANSI CODABAR LOGMARS MSI Plessey e UPC EAN Extensions UPC A POSTNET Planet Two dimension e Code 49 PDF 417 CODABLOCK UPS Maxi Code e Micro PDF 417 Data Matrix Code 7 GS1 DataBar e TLC39 Aztec 3 Datamax is a registered trademark of Datamax Bar Code Products Corporation 4 Zebra is a registered trade mark of ZIH Corp CL S6621 1 4 General Specifications For Datamax emulation 1 Seven kinds of fixed pitch font Overseas English fonts and European fonts 2 OCR fonts OCR A OCR B 3 Proportional fonts CG Triumvirate smooth font CG Triumvirate Bold smooth font 6 8 10 12 14 18 24 30 36 48 points Character set Conforms with code page 850 standards 4 TrueType rasterizer For Zebra emulation 1 Five kinds of fixed pitch font Overseas English fonts and European fonts 2 OCR fonts OCR B 3 Proportional font CG Triumvirate Condensed Bold 4 True type TN rasterizer Symbol set PC866U Ukraina PC Cyrillic ISO 60 Danish Norwegian DeskTop ISO 8859 1 Latin 1 ISO 8859 2 Latin 2 ISO 8859 9 Latin 5 ISO 8859 10 Latin 6 ISO 8859 7 Latin Greek ISO 8859 15 Latin 9 ISO 8859 5 Latin Cyrillic ISO 69 Fren
147. on Ribbon 1 Gear Reduction Ribbon 2 Gear Reduction Ribbon 3 SA Ribbon Tension lt Shaft Gear Idle Ribbon LATS e NU Gear Idle Ribbon AN Ae NE L3 x Gear Reduction Ribbon 3 Thermal Head Ribbon 2 En Z Gear Reduction Ribbon 2 lt 52271 SA Ribbon Tension z Shaft R Media iS SA2 Platen Front Printing When printing with ink ribbon ink on the ribbon is melted by the heated thermal element of the SA Head and is transferred on the media surface CL S6621 2 10 Operation of Each Mechanism Taking up Ribbon Ribbon will be taken up on the front side as follows 1 As media is fed ribbon is also fed by the friction force produced between media and the SA Head 2 Ribbon slacks and the ribbon sensor on the front side turns OFF as the SA Ribbon Tension Shaft F is pushed outward 3 The SA Ribbon Motor starts to turn and ribbon is taken up 4 Ribbon tightens and the ribbon sensor on the front side turns ON Then the SA Ribbon Motor stops Supplying Ribbon On the rear side the SA Ribbon Motor turns to supply ribbon while applying adequate back tension In the same way as on the front side the ribbon sensor on the rear side detects the ribbon tension to keep the ribbon tension constant However when printing is made and ribbon is fed the ribbon sensor on the rear side turns ON since ribbon is tightened at this time Reel Drive Mechanism Tho
148. on Tension Shaft and SA Tension Sensor on the rear side Unit Control Panel SA PNE Sensor SA Relay PCB and EMI OB DS 3 6 12 3 6 13 3 6 14 3 6 15 3 6 16 3 6 17 CL S6621 1 S Panel 2 SAPNE SSIS OM td a 3 SA Relay PCB and SA Main SA POB a Unit Mechanism Unit Power Supply and Case L 1 Unit IIechanliStTis cad toa cad 2 UNI Power SUDDIY 1 uuu dores po id ok SAZ PINE A T A E EE 5 e aa A SA TRA Sen and Gear Bevel Lead Screw U AM aT Piru unga EISEAN ONAA ETSE s 3 6 18 SA Head Cam Head Balance and Cam Head 3 42 uU EE LoT 3 42 2 Cam Head EI ET 3 43 5 Game do AQJUSU mde 3 45 3 05 19 SA PF cube a Le p DU La td 3 47 3 6 20 Carriage Adjust Sensor L SA Head Up Switch and SA Ref Sen PCB 3 47 1 Carriage Adjust Sensor L and SA Head Up Switch 3 47 2 SSA 3 50 3 51 3 6 22 Lever Head Lock and SA Main Frame 3 52 3 6 23 Frame SA
149. on shown by the arrow 4 and the Screw Lead Screw lower turns b and the Holder Sensor Adjust L moves to the right b When the Gear Bevel Lead Screw U blue is turned reversely the sensor housings move to the left Gear Lead Screw L Shaft Lead Screw Upper Holder Sensor Adjust U Transparent Sensor Shaft Lead Scr Lower Holder Sensor Adjust L Reflective Sensor 2 17 CL S6621 Operation of Control Parts 2 2 Operation of Control Parts 2 2 1 Configuration of Printer The following shows major configuration blocks Option Auto Cutter CUTTER PCB PPS00065 AC Power Supply PWT20005 100V Cutter N Cutter Motor n Position PWT20006 200V Temp Sensor Sensor O 5 lt 9 O U DO lt O m 00058 I Te RS232C UPD703111BGJ 13 UEV A Driver Receiver 128MHz USB2 0 Adjustable Paper Sensors Controller Transparent Sensor SA TRA Sen PCB Reflective Sensor ud SA Ref Sen o F ROM 64Mbits RS232C USB 2 0 High Speed Thermal Head Temp Sensor C G SA Head F ROM 64Mbits PF Motor Temp Sensor S DRAM 256Mbits SA PF Motor Thermal Print Head 203dpi Paper Near End Sensor SA PNE Sensor Operation Panel SWx4 LEDx4 SA Opepane PCB JM66720 SA Head SA PF Motor Ribbon Sensor F SA Ri
150. or photo transistor of the Reflective Sensor Failure in the Reflective Sensor Failure in the control circuit 4 11 1 Set it to See Through They match each other unless they are reassembled incorrectly Correct them Note Refer to Chap 3 Disassembly and Maintenance Perform the sensor adjustment See 2 3 2 1 1 Sensor Adjustment mode Connect it firmly Insert it in the correct direction Connect it firmly Clean the LEDs to remove dust Replace the SA TRA Sen or the SA Ref Sen PCB Replace the SA Main PCB Set it to Reflect Match them Perform the sensor adjustment See 2 3 2 1 1 Sensor Adjustment mode Connect it firmly Clean the LEDs to remove dust Replace the SA Ref Sen PCB Replace the SA Main PCB CL S6621 Troubleshooting Symptoms Paper near end alarm 1 Are the following Paper Near End 1 Set the Paper Near End menus does not occur for roll menus set correct in the Menu correctly paper Settings Paper Near End Status ON Paper Near End Alarm ON by default this is set to OFF 2 Is the connector of SA PNE Sensor 2 Connect it firmly firmly connected to the SA Main PCB 412 3 Failure in the PNE Sensor circuit or 3 Replace the SA PNE Sensor cable 4 Failure in the control circuit 4 Replace the SA PCB 4 2 6 Operation Pa
151. outward with the screwdriver end The projections of the Cover Top Block come off the main body Then remove the Cover Top Block At this moment a sound may be heard to some degree Note on reassembling First with the opening angle of the Cover Top Block set as shown insert the protrusion B on the left side of the Cover Top Block into the hole in the main body Next align protrusion C with the hole C and while pushing the Plate A outward again with the flat bladed screwdriver insert the right side corner of the Cover Top Block into the main body 3 CL S6621 3 10 Disassembly Reassembly and Lubrication 2 Removing the Cover Top and Support Top Cover The Cover Top Block forms a double structure where the outer cover is the Cover Top and the inner cover is the Support Top Cover 1 Remove the 4 screws PHT PT2T M3x14 and pull out the left side of the Support Top Cover until it stops It hits the stopper A and stops 2 Bend the Support Top Cover inward to keep away from the stopper A 3 Pull out the right side of the Support Top Cover until it stops It hits the stoppers and stops 4 Bend the Support Top Cover inward to keep away from the stoppers B and then remove the Support Top Cover upwardly 5 Remove the Label Main Guidance and Label Caution Cover Open from the Support Top Cover 6 Remove the Window and Wi
152. oves of the Case U Block the Leaf Case U does not move Leaf Case U TT ES a x Ij Groove 4 pcs n IF i Case U Block LIMA m Zn A N B Assemble the Cover Cable so that the hook of the main body is correctly inserted into the rectangle hole of the Cover Cable as shown in the magnified view to be continued on the next page 3 15 CL S6621 Disassembly Reassembly and Lubrication When once the Unit Mechanism was removed Paper path adjustment When once the Unit Mechanism was removed in 3 6 13 1 Unit Mechanism you need to perform the following paper path adjustment after reassembling the Case U Block NOTE f you haven t removed the Unit Mechanism you don t need to perform this adjustment This procedure is to align the position of the Unit Mechanism with the Case U Block So you need to shift the Unit Mechanism a little after loosening its screws 1 O N or e o CL S6621 Before starting be sure that the Case U Block is already assembled in the printer Loosen do not remove 8 screws that fasten the Unit Mechanism to the printer Open the SA Head Block Open the Unit Sensor U Set a ruler along the 5 places 2 places D 2 of the Unit Mechanism and 3 places of the Case U
153. pin 5 of U1A CPU will go High level CL S6621 2 24 Operation of Control Parts When the transparent sensor is conducted the voltage at pin 5 TRAMON varies depending on the characteristics of the light receiving element phototransistor of the transparent sensor and other factors To solve this problem U14 FPGA outputs TSNSCTLO pin R13 and TSNSCTL1 pin R14 signals to turn ON OFF Q8 and Q7 to connect disconnect R69 and R68 voltage dividing resistors to minimize the difference in level at pins TRAMON The current flowing into the LEDs is determined by the data sent from the CPU to the digital to analog converter U7 The digital to analog converter converts the data received from the CPU and then outputs a resoultant level at pin 2 The base current of the transistor is determined by this level This means that the current flowing into the LEDs is also determined by this level In the actual control the CPU changes data for controlling the LED current to keep the level at pin 5 TRAMON of CPU constant Reflective sensor used for detecting the black mark on tag When tag with black marks is used light is reflected by the tag In the place where no black mark is there the phototransistor of the reflective sensor conducts and the voltage corresponding to the amount of light is applied to pin 6 REFMON of U1A CPU When the light falls on the black mark no light is reflected In this case the lower phototransistor t
154. r The cutter control circuit supplies VMT 24V to an optional cutter When a cutter is installed in the printer pin 81 CPRTYPO is set to Low level With this Low level signal the printer recognizes the connected cutter The CPU judges the connected optional device either peeler or cutter by detecting signals CPRTYPO at pin 81 and CPRTYP1 at pin 80 The signal CPRTYP1 for an optional peer is now at High level not connected The cutter action is controlled by the signals CUTCONO and CUTCONI at pins N1 and N2 output from U14 FPGA The cutter home position signal is input to pin 118 CUTHP of U1A CPU A thermistor is attached to the cutter motor for detecting the motor temperature The signal from the thermistor is input to pin 12 CUTTMP of U1A CPU The CPU detects the temperature by monitoring the signal CUTTMP and if the temperature reaches 78 C 108 4 F the cutter motor stops its operation At this time an error is issued and the PRINT LED and CONDITION LED blink alternatively Wait until the cutter motor gets cool When the temperature of the cutter motor falls below 70 C 185 F the cutter operation will automatically BA2903SFV B2 27 ERROR C6 SA Main resume 24 VMT Um Cutter Control Circuit 3 3V O U14 5 lal FPGA RA18 E CUTCONO me A DL B1 33 O PAN NEN 7 PN UIA 6 CPU 020 alak Fu i j O pero
155. reaches 85 C 185 F the SA Ribbon Motor stops after printing the current label In this case the PRINT LED and CONDITION LED alternately blink on the operation panel When the temperature of the SA Ribbon Motor F falls below 80 C 176 F the LEDs stop blink and printing resumes B2 27 Stops Normal speed Normal speed Normal speed For further safety an abnormally high temperature detection circuit is provided In case this circuit is activated the System error is displayed and the printer stops The comparator U17A detects if the level at pin 3 RBTMP i e the temperature of the SA Ribbon Motor F exceeds a certain reference level determined by the output from pin C11 nTEMP ENABLE of U14 FPGA i e the predetermined allowable limit temperature If it does ERROR at pin C6 goes Low level and this signal is fed to U14 FPGA Then the System error is displayed and the printer stops At this time nTEMP ENABLE at pin C11 is set to Low level so that TEMP ERROR is securely maintained at Low level To clear the System error you need to turn OFF the printer once and then turn it ON 2 29 CL S6621 Operation of Control Parts 7 Paper Near End sensor The paper near end sensor SA PNE Sensor is used to detect a paper near end status of roll paper installed in the printer By default issuing a paper near end alarm is disabled To enable it you need to change the Paper Near End A
156. ribbon correctly 3 Adjust it according to 3 7 2 Ribbon Slant Elimination Adjustment CL S6621 Troubleshooting 4 2 5 Sensor Problems Symptoms Head block is closed 1 1 the connector of SA Head Up 1 Connect it firmly but head open error owitch firmly connected to the SA is indicated by LEDs Main PCB J11 Head up switch problem Does the head up switch activating Replace the SA Head Up mechanism push the switch lever and Switch the switch turn ON properly Failure in the control circuit Replace the SA Main Ribbon tension is not 1 Is the connector of SA Ribbon Sensor 1 Connect it firmly correctly controlled on the front side firmly connected to the Front rear side of SA Ribbon PCB 4104 SA Ribbon Sensor problem 15 the connector of SA Ribbon Sensor 2 Connect it firmly on the rear side firmly connected to the SA Ribbon PCB 4105 Does the SA Ribbon Sensor on the Replace the SA Ribbon Sensor front rear side work correctly on the front rear side Failure in the control circuit Replace the SA Ribbon or the SA Main PCB Ribbon end is not Is the connector of the SA Ribbon Connect it firmly correctly detected Sensor on the rear side firmly Rear side of SA connected to the SA Ribbon PCB Ribbon Sensor 4105 problem Does the SA Ribbon Sensor on the Replace the SA Ribbon S
157. rrupters turn OFF During printing the ribbon is fed forward together with media and the ribbon will slack This the SA Ribbon Tension Shaft F is moved outward in the direction of b by the spring force and the claws A come off the photointerrupters So the photointerrupters turn ON and the SA Ribbon Motor turns faster to take up the ribbon quickly Then claws A are inserted into the photointerrupters again and the SA Ribbon Motor F resumes normal speed This cycle is repeated and constant tension is applied to the ribbon The two claws are arranged so that they are inserted into or released from the photointerrupters with a slightly different timing This function enables to finely control the ribbon tension On the rear side during printing ribbon will be tightened If it is tightened the ribbon sensor turns ON and the SA Ribbon Motor turns faster than normal speed to quickly supply ribbon Tension Adjustment Knob Front Right side view EN S i 2 3t 2 E E Doa E p 74 E 7 1 7 W 2 ATO EC C o Xo 9a MA v A 1 PVA ayaa SARA AD oo J IIHT VE 111711 i 2 A 4 9 IS 2 x Spring Ribbon Tension 2 pcs SA Ribbon Tension Shaft F Tension Adjustment Knob Rear Tension Adjustment Mechanism To apply adequate ribbon tension you can change the
158. s may appear on the print out in some cases Submenus for maintenance only CL S6621 Operation Panel CL S6621 PageSetup Menu Print Speed Print Darkness Darkness Adjust Print Method Ribbon Winding Continuous Media Length 0 00 inch 0 00 inch 0 00 inch O dot See Through Off 1 00 inch PM Vertical Position Horizontal Shift Vertical Image Shift Auto Side Shift Media Sensor Small Media Adjustment Small Media Length Symbol Set System Setup Menu Sensor Level Paper End Level Error Reporting Buzzer Select Metric Inch Max Media Length Settings Lock Keyboard Lock Standby Mode Standby Timer Paper Near End Status Paper Near End Alarm Control Code Emulation Select Emulation Auto Detect After Print Menu AutoConfigure Function Select Cutter Action Paper Position Mode Repeat Key Interface Menu RS 232C Baud rate RS 232C Parity RS 232C Length RS 232C Stop bit RS 232C X ON IEEE1284 USB Device Class USB VCOM Protocol USB 2 0 High Speed Re eee Z Thermal Transfer Outside 4 00 inch LT 2 80 V On Printing On Inch 10 00 inch Off Off Off 5 min On Off STD DMA Full Auto On Tear Backfeed 0 00 inch Disabled 9600 bps None 8 bit 1 bit Yes On Printer Auto On 2 50 Operation Panel Procedure to enter Factory Service Mode 1 Set media 2 While pressin
159. sassembled and reassembled or when lubricated parts are cleaned The parts to be lubricated are indicated in the disassemble procedure with the mark 3 3 2 Types of lubricant e G 311S by Kanto Chemical Co Ltd Floil G A74C by Kanto Chemical Co Ltd 3 3 3 Quantity of lubricant Small quantity ge About 1 drop Ordinary quantity x About 3 to 4 drops About 0 2 mm thick for grease Large quantity Apply sufficiently 3 3 4 Adhesive LOCTITE263 by Henkel AG amp Co KGaA 3 5 CL S6621 Maintenance Tools List 3 4 Maintenance Tools List Maintenance tools shown below are needed when replacing the maintenance parts such as the SA Main PCB SA PF Motor etc Maintenance Tools List Length 200 I CNN LEN Length 100 mm Length 100 pl Jupe 2 _5 Tweezers 00000000 PA 6 RomdNosePles 4 7 CutfingNippers tt 8 Solderingiron 3OW 1 L 9 VoltohmMeter L 1 0 S CL S6621 3 6 Quick Detachment of Major Parts 3 5 Quick Detachment of Major Parts How to quickly detach the following major parts separately is explained here e SA Head e SA2 Platen 3 5 1 SA Head When detaching or reinstalling the SA Head be careful not to damage the thermal elements Especially avoid contacting the thermal elements with a metal part etc N Do not touch the thermal eleme
160. se on the printer side Default values of the printer e Transmission speed baud rate 9 600 bps e Data length 8 bits e Stop bit 1 bit Protocol XON XOFF 3 55 CL S6621 Adjustments Key operation on the printer PAUSE FEED STOP UP Next item Increase item DOWN Previous item Decrease item SELECT MODE REPEAT EXIT 2 2 Adjustment procedures N Caution DO NOT adjust for other menus not explained here They are for factory setup use and changing them will cause the printer to be defective Do notturn OFF the power of the printer until you finish the adjustment i If it is turned OFF you need to repeat the adjustment from the beginning The value adjusted here is retained until you change it with the same procedure Even if you perform initialization in the user menu setup mode it is not initialized 1 Turn on the PC and run the Terminal software 2 While pressing and holding the MODE FEED and STOP key turn on the power IMODEJ FEED STOP POWER 3 The following initial maintenance screen will appear on the PC xFactor y Setup Up PAUSE Select FEED Down STOP Exit MODE Settings Terminal mode to 100 Transparent sensor sensitivity adjustment Media Label paper 4 Press the FEED key to select the transparent sensor menu Ini Thru Sensor Init Thru Sensor Up PAUSE Select FEED Down STOP Settings Terminal mode to I10
161. spring B force as follows The spring force is adjustable in steps with the Tension Adjustment Knob Front Rear As you move the knob toward the W mark the spring force becomes stronger since the spring B is moved to the left in the above figure CL S6621 2 12 Operation of Each Mechanism 2 1 5 Print Head Up Down Detection Mechanism The component of the print head up down detection mechanism is as follows a SA Head Up Switch b Pop Up Cover Frame c Spring Pop Up d Support Pop Up The print head up down detection mechanism detects the up open down close status of the Unit Head When the Unit Head is in the down position the Support Pop Up a part of the Unit Head pushes down the top of the Pop Up Cover Frame and the lever of the SA Head Up Switch is pushed In this state the SA Head Up Switch turns ON and the signal line is in Low level While the Unit Head is in the up position since the Pop Up Cover Frame is released from the Support Pop Up it pops up by the force of Spring Pop Up and the switch lever is set free In this state the SA Head Up Switch turns OFF and the signal line is in High level The CPU on the Main PCB detects up or down position of the Unit Head by sensing the output of the SA Head Up Switch Unit Head Unit Head Down Position Support Pop Up Pop Up Cover Frame SA Head Up Switch Spring Pop Up
162. te Head Balance and the right side pressure against the SA Head decreases resulting in even printing density You need to align the dial number according to the media width to be used Smaller number for narrower media When wide width media is used need to give strong pressure The same principle applies to wide media However in this case the Media width adjustment dial should be turned toward 9 Then the part A of the Plate Head Balance moves down to apply stronger pressure to the SA Head Larger number for wider media Spring Head R Toward 0 ea Movable OR Fixed N E TA Balance E ot SA Head Cam Head Balance i A Media Width Adjustment Ribbon A Dial Media Narrow width SA Head Ribbon Media Wide width 2 15 CL S6621 Operation of Each Mechanism 2 1 8 Media Offset Adjustment Mechanism The major components of the media thickness adjustment mechanism are a Cam Head Adjust c Spring Head Holder b SA Head Adjust Lever d Plate Holder Head According to the softness of media the thermal element position is displaced from the optimum position The head offset adjustment mechanism is used to correct this by moving the SA Head back and forth a little By performing the head adjustment properly optimum printing quality is obtained When shipping the Media thickness adjustment dial is s
163. te byte data the printer sends 2 nibbles 8 bits in total to the host Nibble mode is usually combined with Compatible mode to create a complete bi directional channel ECP mode ECP mode permits bi directional asynchronous data transmission and by means of interlock handshake it does not require the timing necessary with Compatible mode Signal level IEEE1284 compatible 2 61 CL S6621 Interface 2 Signal line and pin assignment Pin No Signal name Function in Compatible Mode ACKNLG 8 mi data Eques 21908 12 PERROR Output Signal specifying media end SELECT Output Signal specifying if the printer is on line printing enabled or off line 15 NC 0 00 000 O 16 SGND Signal ground 17 FOND jFremegoud O Peripheral logic high pulled up to 5V at 1KQ 19 30 GND Ground for twisted pair retum PRME oignal specifying printer error op Sgelgomd _ No o JNotused 35 Notused 0 0 3 Parallel port status signals when an error occurs The following table shows the status signal change when an error occurs Under the specifications for this bi directional parallel interface the parallel port status signals when an error occurs are as shown below partially processed differently than with Compatible mode used up till now When bi directional parallel interface is on
164. the Guide Paper Disconnect the SA Ref Sensor Cable from the SA Ref Sen PCB 7 Remove the 2 screws No 0 PHT BT 1 M2x3 and detach the SA Ref Sen PCB from the Holder Adjust Sensor L Bottom View SA Ref Sen PCB SA Ref Sensor Cable No 0 PHT BT 1 M2x3 S ES Holder Adjust Sensor L AS Yo 19 o No 0 PHT BT 1 M2x3 No 0 PHT BT 1 M2x3 Guide Paper Spring Friction Wk PENES L Es Plate Function PG Notes on reassembling e When the SA Ref Sen PCB is replaced with new one perform the sensor adjustment Refer to 3 7 1 Transparent Reflective Sensor Position Adjustment Assemble the Shaft Sensor Guide 40 with the Holder Adjust Sensor L Block Guide Paper R Block and the Spacer Guide Shaft and align its ends in places Next assemble the Holder Guide Sensor L Its groove A should engage with the frame plate Also its protrusions should be inserted into the holes B in the frame to be continued on the next page CL S6621 3 50 Disassembly Reassembly and Lubrication After assembling the Holder Guide epee yas OE Nt A Sensor L push the Spacer Guide Was N 2 Shaft toward the right side frame as shown on the right Q e After assembling each part arrange the wires Refer to the Notes on reassembling in above 3 6 20 1 Carriage Adjust Sensor L
165. to detect the temperature of the SA PF Motor This sensor is a thermistor bonded to the SA PF Motor Since the resistance of the thermistor changes according to a temperature change the voltage at pin 8 PFTMP of U1A CPU changes accordingly The CPU senses the voltage at pin 8 PFTMP to detect the PF motor temperature SA PF Motor 3 3V T Thermistor 1 i ania aji So 8 2 I ma TE TEMP ERROR Detection 3 3V Ss O O U14 U16A R39 nTEMP ERROR C6 x SA Main PCB R40 3 nTEMP ENABLE R41 2 a 2 28 i C11 2_27 Printing operation when motor temperature rises When the temperature of the SA PF Motor rises above 90 C 194 F printing speed is reduced to avoid overheating If it reaches 95 C 203 F the SA PF Motor stops after printing the current label In this case the PRINT LED and CONDITION LED alternately blink on the operation panel When the temperature of the SA PF Motor falls below 85 185 F the LEDs stop blink and Normal speed Low speed printing will be resumed 90 194 F Stop For further safety an abnormally high temperature detection circuit is provided In case this circuit is activated the System error is displayed and the printer stops The comparator U16A detects if the level at pin 8 PFTMP i e the temperature of the SA PF Motor exceeds a certain reference lev
166. tops 2 In this condition run the 5 wires from the SA Ref Sen on the top side as shown below Hook them on the hooks 3 Run the 2 wires from the SA Head Up Switch as shown below Hook them on the right side hook 4 Bind the wires with Wire Tie at two places 5 wires from the SA Ref Sen PCB on the top side Gear Lead Screw L Wire Tie fe gt l 5 NT 4 J a ES e V EIL MEN c Carriage Adjust Sensor L Wire Tie Head Up Switch Bottom View 3 49 CL S6621 Disassembly Reassembly and Lubrication 2 SA Ref Sen PCB 1 Remove the Carriage Adjust Sensor L Perform steps 1 to 7 2 in above 3 6 20 1 Carriage Adjust Sensor L and SA Head Up Switch 2 Disengage the E Ring 1 5 D remove 1 screw BH M3x4 NI 8 and detach the Holder Guide Sensor L 3 Slide the Guide Paper R 9 to the left and remove the Shaft Sensor Guide 00 in the direction shown by the arrow together with the Guide Paper R Block and Holder Adjust Sensor L Block 4 Remove the Spacer Guide Shaft and then pull out the Guide Paper Block and Holder Adjust Sensor L Block from the Shaft Sensor Guide 5 Remove the Spring Friction Sen PG and the Plate Friction PG from
167. ugh the ribbon holders are directly installed in the reels ribbon is connected to the reels via the spring mechanism of the ribbon holders This means that ribbon is taken up via the spring mechanism when the SA Ribbon Motor F SA Ribbon Motor turns On the front side the SA Ribbon Motor F turns in the clockwise direction viewing from the right side of the printer and the Gear Ribbon Shaft F take up reel turns in the counterclockwise direction the Gear Reduction Ribbon 1 Gear Reduction Ribbon 2 Gear Reduction Ribbon 3 and Gear Idle Ribbon Thus ribbon is taken up On the rear side the SA Ribbon Motor turns in the counterclockwise direction and the Gear Ribbon Shaft R supply reel turns in the clockwise direction via the Gear Reduction Ribbon 1 Gear Reduction Ribbon 2 Gear Reduction Ribbon 3 and Gear Idle Ribbon Ribbon Thus ribbon is supplied 2 11 CL S6621 Operation of Each Mechanism Detecting Ribbon Tension Ribbon Sensors The same ribbon sensor is installed on the front and rear sides Since the operation is the same on both sides the front side operation is explained here When ribbon is taken up the ribbon tightens and the SA Ribbon Tension Shaft F is pushed inward in the direction of a by the ribbon At this time the claws A attached to the SA Ribbon Tension Shaft F are inserted into the photointerrupters of the SA Ribbon Sensor and the photointe
168. urns OFF and pin 6 REFMON of U1A CPU will go Low level When media runs out the light is not reflected and no light falls on the reflective sensor In this case pin 6 REFMON of CPU will go Low level and media end is detected When the reflective sensor is conducted the voltage at pin 6 REFMON varies depending on the characteristics of the light receiving element phototransistor of the reflective sensor and other factors To solve this problem U14 FPGA outputs TSNSCTLO pin R13 and TSNSCTL1 pin R14 signals to turn ON OFF Q10 and Q9 to connect disconnect R75 and R74 voltage dividing resistors to minimize the difference in level at pin6 REFMON As to the current control of the LEDs the operation is the same as for the transparent sensor mentioned above 2 25 CL S6621 Operation of Control Parts 3 Ribbon Sensor F R The ribbon sensor F SA Ribbon Sensor mounted on the front side is used to detect the ribbon tension on the front side as well as ribbon running While the ribbon sensor SA Ribbon Sensor mounted on the rear side is used to detect the ribbon tension on the rear side as well as the ribbon end These sensors are photointerrupters 3 3V Front Take up side 1 0 ee J19 E 3104 prso1 co CPU 3 3V Ribbon Sendo Ribbon em RIBSENS A1 U2A lt 5 E gr usss s bb p mi Bees ES m pl B2 equ
169. us tags paper or tickets Recommended media Thermal transfer label media LR1111 Lintec Direct thermal media label media 150LA 1 Ricoh tag media 130LHB Ricoh Max media width 178 0 mm Min media width Min label pitch 0 748 Min label width On board roll media diameter Max media thickness 0 254 mm Media core 25 4 to 76mm 1 to Min media core external diameter when using label media 50 8 mm 2 1 Options can be separately purchased 2 When a media pitch of less than 1 is used set the Small Media Adjustment setting in the Page Setup menu to On 1 3 CL S6621 General Specifications Ribbon Recommended ribbon Max ribbon width Min ribbon width Max ribbon length Max roll diameter Outer diameter of the paper core Inner diameter of the paper core B110A Ricoh 174 0 mm 50 0 mm 360 0 m 74 0 mm 33 4 0 50 1 31 0 02 25 4 0 25 1 00 0 01 Ribbon end tape Max 80 0 mm 3 15 length Ribbon end detection Ribbon out detection by a ribbon sensor Bar code For Datamax emulation One dimension e Code30f9 UPC A UPC E EAN 13 JAN 13 e EAN 8 JAN 8 Interleaved 2 of 5 Code 128 HIBC Modulus 43 used code 3 of 9 Codabar NW 7 e Int 2 of 5 Modulus 10 used Interleaved 2 of 5 Plessey e Case Code UPC 2DIGADD 7 UPC 5DIG ADD 7 Code 93 e Telepen ZIP UCC EAN 128 UCC EAN 1268 for K MART e UCC EAN128 Random Weight FIM Tw
170. versely circuit is not electrically connected Its foil side faces to the right 2 SA PNE Sensor 1 Disconnect the connector J12 remove the 1 screw BH M3x4 NI and detach the SA PNE Sensor Block 2 Remove the 2 screws PH M2x4 and detach the SA PNE Sensor from the Holder PNE BH M3x4 NI SA PNE Sensor BH M3x4 NI BH M3x4 NI Spacer PNE BH M3x4 NI PHT 2 M3x6 E Plate Main PCB 55 Block 3 27 CL S6621 Disassembly Reassembly and Lubrication 3 SA Relay PCB and SA Main PCB 1 Remove the 4 screws BH M3x4 NI and detach the Cover Main PCB Block 2 Remove the 1 screw BH M3x4 NI and detach the Spacer PNE from the Cover Main PCB 3 3 Disconnect all cables from the SA Main PCB e J3 with hook J4 J5 J6 J7 48 49 J11 915 419 with hook To SA PNE Sensor To SA TRA Sen PCB To SA Motor PF for thermistor To SA Motor PF To SA Ref Sen PCB To SA Head Up Switch To SA Head for signals To SA Head for power To SA Ribbon PCB To SA Power Supply To SA Opepane PCB To optional I F PCB Option 4 Remove the 3 screws PHT 2 M3x6 and 2 screws BH M3x4 NI and then detach the Plate Main PCB Block 4 See the figure on the previous page 5 Cut the Wire Tie disconnect the SA Power Cable from the main body to remove it 6 Remove the 2 screws BH M3x4 NI and detach the Relay PCB

chapter 1 specifications

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