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1. Print Quality State Phenomenon Detail Part Name Check Point Remedy Image graininess The image graininess is poor Improper 1 Check that PG Bi D and Head Angular Adjustments have 1 Make adjustments according to the in all print modes or the adjustment been made properly specified adjustment priority Refer to image looks rough Main Board or Chapter 5 ADJUSTMENT FE Fes 2 Print the adjustment check patterns and check how rough 2 If the image graininess is not improved the image looks after adjustment change the Main Board for a new one The image graininess is poor Improper 1 After making sure that PG Bi D and Head Angular 1 Make adjustments according to the only in the 2880dpi print adjustment Adjustments have been made correctly check whether specified adjustment priority Refer to modes or the image looks Main Board or PW Sensor has been performed properly Chapter 5 ADJUSTMENT rough aL 2 Print the adjustment check patterns and check how rough 2 If the image graininess is not improved the image looks after adjustment change the Print Head and Main Board in this order and check the image graininess Color of image The whole image is reddish Improper 1 Check that the PG Adjustment value is proper 1 Make adjustments according to the adjustment or specified adjustment priority Refer to Print Head Chapter 5 ADJUSTMENT 2 Checkthat Bi D and Head Angular Adjustments have been 2 Make adjustments according to the
2. Faulty Part Print Quality State Phenomenon Detail Part Name Check Point Remedy White streak color Vertical stripes appear Adjustment 1 For printing in the Bi D mode check that the Bi D 1 Perform Bi D Adjustment to eliminate unevenness relative to the CR moving Adjustment has been performed properly displacements between the upper and occurrence direction and printing is lower rules uneven Refer to Chapter 5 ADJUSTMENT Print Head 1 Check that each segment is printed correctly in the Nozzle 1 Perform Head Cleaning and check the IEEE NU CR moving Check Pattern Nozzle Check Pattern direction Refer to Chapter 5 ADJUSTMENT If the problem is not solved change the Print Head for a new one Carriage Shaft 1 Check the surfaces of the Carriage Shaft for foreign 1 Remove foreign matter from the Carriage matter Shaft If the problem is not solved 2 Check that the Carriage Shaft is fully lubricated with 2 Wipe the grease applied to the Carriage change the CR Motor for a grease Shaft with a dry soft cloth and then new one apply grease G 70 Refer to Chapter 6 MAINTENANCE 3 Check that the Carriage Shaft are mounted horizontally 3 Reassemble the Carriage Shaft correctly 4 Check the Carriage Shaft for damage 4 Change the Carriage Shaft for a new one Narrow stripes of the same Printer Driver 1 Check that adequate paper is used accordin
3. Blink 14 Tear Off Status 11h 13 Paper Mismatch Error OCh Fast Blink 12 Paper Out 06h On 11 Ink Out 05h On 10 No Ink Cartridge or Ink Cartridge Error 05h On 9 Paper Jam Error 04h Blink 8 Card Loading Error 2Ah Fast Blink 7 Cutter Jam Error 1Dh Blink 2 6 Cover Open Error 02h Blink 2 Fast Blink 5 Reset Input On On On A Fatal Error 00h Off Fast Blink Fast Blink 4 Cutter Position Error 1Ch Off Blink 2 Blink 2 3 Maintenance Request 10h Off a 1 acum 2 2 Power Off Fast Blink Off Off 1 Note ei Don t care Blink 0 5sec on 0 5sec off repetition Blink 2 0 2sec on 0 2sec 0 2sec on 0 4sec off repetition Fast Blink 0 1sec on 0 1sec off repetition Blink alternately 1 0 5sec on 0 5sec off repetition Blink alternately 2 0 5sec off 0 5sec on repetition Note 1 When the Photo album paper is end the printer goes to this status Download Service Manual And Resetter Printer at http printer1 blogspot com PRODUCT DESCRIPTION Functions 12 EPSON Stylus Photo R800 Revision A 1 3 6 Error Status If any of the following states is detected this printer is put in an error status and turns the interface signal ERROR Low and BUSY High to inhibit data input At this time the printer is automatically disabled from printing However when communication is being made using the IEEE1284 4 protocol communication with the printer is enabled O General error Afte
4. Check that the Star Wheel Units have not come off or the Star Wheel Rollers turn Star Wheel Units je Star Wheel Roller mE Install the Star Wheel Units to the Paper EJ Frame Assy correctly Printing is executed but blur occurs Printer Driver and Exclusive Paper 1 Check that adequate paper is used according to the setting of the Printer Driver Use adequate paper according to the setting of the Printer Driver Print Head 1 Using the Adjustment Program check that the correct Head ID has been written to the EEPROM Using the Adjustment Program enter the 31 digit code of the Head ID to the EEPROM Refer to Chapter 5 ADJUSTMENT Occurrence of Paper EJ Roller traces Paper EJ Roller traces occur during printing of print paper or CD R Printer Driver and Exclusive Paper 1 Checkthat adequate paper is used according to the setting of the Printer Driver Use adequate paper according to the setting of the Printer Driver Download Service Manual And Resetter Printer at http printer1 blogspot com TROUBLESHOOTING Overview 66 EPSON Stylus Photo R800 Revision A Table 3 15 Print Quality Fault Check Points Phenomenon Detail Print Quality State Faulty Part Part Name Check Point Ink stain of paper Ink stain occurs at the back Front Paper 1 Check that heaps of ink are not fo
5. Place the cleaning sheet upside down and put it into the ASF Assy 2 Press the Paper Switch to start paper feed 3 Repeat the above steps several times To remove persistent contamination staple an alcohol dampened cloth to a postcard and clean the rollers in the following method Cleaning sheet Postcard used as mount A U Non adhesive part Adhesive part Stapling This side down Cloth damped with alcohol 1 Place the alcohol dampened cloth toward the LD Roller surface of the ASF Assy 2 Hold the mount top end securely and press the Paper Switch 3 Repeat the paper feed sequence several times to clean the LD Roller surface of the ASF Assy Download Service Manual And Resetter Printer at http printer1 blogspot com TROUBLESHOOTING Overview 43 EPSON Stylus Photo R800 Revision A Table 3 4 Phenomenon Based Paper Out Error Check Points Occurrence Faulty Part e Timing Phenomenon Detail Part Name Check Point At operation Paper is not fed ASF Motor 1 Check that the Connector cable of the ASF Motor is 1 Connect the Connector cable of the ASF connected to the Relay Connector Motor to the Relay Connector Relay Connector Tw 2 Using a tester check the resistance value of the ASF 2 If the resistance value is abnormal Motor change the ASF Motor for a new one Resistance value 7 40 10 3 Check the ASF Motor connector cable
6. made properly specified adjustment priority Refer to Chapter 5 ADJUSTMENT 3 Print the adjustment check patterns and check the image 3 If the image color does not change after color adjustment change the Print Head for a new one Borderless Printing Bordered printing is executed PW Sensor 1 Check if the paper powder or scrap of the paper is on the 1 Remove the paper powder or scrap of the for borderless printing Front Paper Guide paper 2 Check that the PW Sensor is operating normally 2 Change the PW Sensor for a new one if it Print the adjustment check patterns with the Adjustment Program and check that the clip function is executed normally The clip function is executed normally if an about 5mm margin is provided on the left of the first gray band pattern in the patterns has been confirmed in the adjustment check patterns of the Adjustment Program that the clip function is not executed Refer to Chapter 5 ADJUSTMENT Download Service Manual And Resetter Printer at http printer1 blogspot com TROUBLESHOOTING Overview EPSON Stylus Photo R800 Revision A Table 3 16 Phenomenon Based Abnormal Noise Check Point Print Quality State Phenomenon Detail GE Dec Check Point Printing operation is Carriage Shaft 1 Check that the Carriage Shaft is fully lubricated with 1 Wipe the grease applied to the Carriage performed normally but grease Shaft with a dry soft cloth and then abnor
7. 1 6 Fatal error Occurring Condition When detecting a Fatal Error such as a carriage control error the printer is placed in an error status Resuming Condition Turn off and turn on Cutter Position Error When Cutter can t return to cutter home position it goes Cutter Position Error Switch power off and recheck the cutter state When a paper jam has occurred clear the paper No Ink Cartridge CSIC Error When printer detects that Ink Cartridge comes off it goes this error mode Install the new Ink Cartridge Maintenance Request When the total quantity of ink wasted through the cleaning and flushing is reaches to the limit printer indicates this error and stops Replace the Waste Ink Pads in the printer enclosure by a service person Paper Jam Error Failure of ejecting a sheet Failure of loading a sheet to the loading position Remove the jammed paper Card Loading Error When the card was loaded to the wrong position the printer goes this error Set an A4 paper to the ASF and press the Paper switch If the card couldn t eject at your first try repeat again the same method Download Service Manual And Resetter Printer at http printer1 blogspot com PRODUCT DESCRIPTION Functions 13 EPSON Stylus Photo R800 Revision A 1 4 Casing Specifications 1 5 Accessories EXTERNAL DIMENSIONS STANDARD ACCE
8. 4 2 1 Removing the HOUSINGS ssm e 78 1 5 Accessories eicere aces aaia a aa 14 4 2 2 Stacker ASSY ance bte testem uite e mr ei Rer TUE 82 4 2 3 Waste Ink le EE 84 Chapter 2 OPERATING PRINCIPLES EK Quid Lauri Suites tna csse SEE dus 86 4 2 5 Removing the Boards kk 90 eerie TE a aa aa radar aa ea tee Aaaa eh cutest aoaaa eana aa 16 4 2 6 Disassembling the Printer Mechanism oenas 96 2 2 Printer Mechanism eeseseeeseseesise s eieee nente enata nna 16 4 2 7 Removing the MOIOFS eene npe cc ne he atn etti 130 2 2 1 Carriage Mechanism sse 17 4 2 8 Removing the Sensors ie aita Maciel nu on etl be ed 133 2 2 2 Printhead Specifications sss 20 2 2 3 Paper Feeding Mechanism ssssseen 20 2 2 4 Paper Loading Mechanism sse 24 Chapter 5 ADJUSTMENT 2 2 5 Ink System Mechanism sess 26 5 1 Adjustment Items and Overview eene 140 E Re ET 28 5 1 1 Servicing Adjustment Item List sssessee 140 2 2 7 Paper Cutter Mechanism sess 30 5 1 2 Replacement Part Based Adjustment Priorities 143 2 2 8 Power On Sequence enne 32 5 1 3 Required Adjustment Jigs Tools and Like ese 145 2 3 Electrical Circuitry Operating Principles e 33 5 2 GI e M 145 2 3 1 Power Supply Circ
9. Back Cam Combination Gear 29 11 LD Roller Shaft Figure 2 5 LD Roller Drive Transmission Path Driven by the ASF Motor the ASF Assy performs the following feeding operation 1 When a paper feeding command is issued from the PC or the Paper Switch of the panel is pressed after power on the driving force of the ASF Motor begins to be transmitted to the LD Roller 2 The flag of the Paper Back Cam moves away from the home position of the ASF Sensor and the LD Roller rotates 3 When the LD Roller rotates one turn and the flag of the Paper Back Cam returns to the home position of the ASF Sensor again the LD Roller stops rotating 2 2 3 2 Manual Paper Feeding Mechanism Board Paper To enable direct printing onto thick paper and CD R label this product has the mechanism to feed paper from the printer front manually 1 When the Stacker is lifted the close signal of the PG Release Sensor is transmitted to the APG Assy in the following order W PG Release Sensor Main Board Relay Board gt APG Motor gt APG Assy 2 Driven by the APG Motor the APG Assy sets the PG position to PG release to release the Upper Paper Guide Driven Roller 3 Along the Paper Feed Guide of the Stacker match the leading edge front side of the board paper to the marking position of the Stacker After the above operation press the Paper Switch When the PE Sensor detects that the paper is present it detects the leadin
10. CH Urn mn IO Paper Eject Paper Eject PF Roller Roller front Roller rear Figure 2 7 Paper Loading Mechanism 1 Download Service Manual And Resetter Printer at http printer1 blogspot com OPERATING PRINCIPLES Printer Mechanism 24 EPSON Stylus Photo R800 The fed paper is detected by the PE Sensor and its leading edge is then transferred to the front of the Front Paper Guide To eliminate the deflection of the paper the paper is then returned toward the ASF Assy by the specified number of steps according to the paper feed mode The paper is transferred again to the specified paper locating position of the Front Paper Guide Print Head Driven Roller Paper Star KE Rollers Paper eject roller front Paper eject roller rear PF Roller Figure 2 8 Paper Loading Mechanism 2 Revision A 2 2 4 2 PF Measurement Sequence O The mechanical load in the paper loading path is measured in the following cases to perform control so that an adequate current value is set according to the mechanical load m When power is switched on WB When the Ink Cartridge is replaced B When the removal or fitting of the cutter is recognized in the paper feed sequence When the mechanical load in t
11. Limitation DOM e Secondary switch function IC51 O Head control Drive circuit with delay circuit 43 3V Cho O Interface Circuits pper e Low Power mode 3 3VDC USB 2 0 IEEE1394 O Sensor circuits 5VDC O Reset circuits O EEPROM circuit PSC Signal O D A converter circuit C51 C52 Smoothing ESAVE Circuit D51 TRANS T1 Q Main Switching Circuit Full Wave Over Current Filter Circuit 4 Rectifier SE Protection Circuit Circuit F1 TH1 C1 L1 D11 D12 C11 Il D13 D14 AC Input Figure 2 14 Power Supply Circuit Block Diagram Download Service Manual And Resetter Printer at http printer1 blogspot com OPERATING PRINCIPLES Electrical Circuitry Operating Principles 34 EPSON Stylus Photo R800 Revision A The following indicates differences between the control circuits of this product and conventional model L1 Adoption of 1 5V drive logic circuit components The 1 5V voltage is generated by the Regulator IC installed on the C550 MAIN Board that reduces 3 3VDC generated by the C550 PSB PSE Board and is used to drive multiple components This is done to reduce the power of the logic circuit The following table indicates the 3 3V drive components and 1 5V drive components Table 2 10 3 3V and 1 5V Drive Components 3 3V 1 5V Nozzle selection circuit CPU ASIC 2 in 1 above Print Head e PROM CR Encoder Sensor SDRAM e PE Sensor Motor circuit PG Release Sensor e Panel LED CSIC e Interface c
12. PC O When roll paper is fed Pressing the Roll Paper Switch for more than 3 seconds back feeds the leading edge of the roll paper to the PE Sensor the Paper LED blinks In this state draw the roll paper and press the Paper Switch to return to the panel operation that enables paper feeding from the ASF O When roll paper printing data is received when cutter is fitted W When data is No auto cut 1 After end of printing press the Roll Paper Switch This feeds the separation position in the print data to the roll paper cut position 2 After the paper is cut the leading edge of the paper returns to the print starting position W When data is Standard 1 cut or Specific 2 cuts 1 The roll paper is cut automatically at every separation of the print data 2 After the paper is cut the leading edge of the paper returns to the print starting position Download Service Manual And Resetter Printer at http printer1 blogspot com OPERATING PRINCIPLES Printer Mechanism 22 EPSON Stylus Photo R800 2 2 3 4 CD R Printing Mechanism O CD R tray home position detection sequence Revision A 9 The Carriage Unit moves to the CD R Tray HP detectable position and stops there and then the CD R Tray is fed in the ASF direction Lift the Stacker PG Release Sensor Close insert the CD R Tray into the specified position and press the Paper Switch This starts the following operation When the close signal of the PG Releas
13. Points Occurrence Timing Phenomenon Detail Faulty Part Part Name Check Point was pressed at the setting of the CD R Tray or board paper paper is fed toward the ASF Assy but is ejected immediately Check the PW Sensor for paper dust ink etc PW Sensor os S Carriage Unit bottom The Paper Switch The CD R Tray HP detection CD R Tray 1 Check the HP detection position or white markings of the 1 Remove paper dust and or foreign matter was pressed at the sequence stops and the Tray CD R Tray for paper dust and foreign matter from the detection portion setting of the CD R is ejected m Tray P HP detection position 2 Check the Driven Roller surface for contamination such as 2 Pass plain paper of A4 width from the paper dust and CD R coating ASF Assy several times to remove contamination 3 Check that the HP detection position or white markings of 3 Change the CD R Tray for a new one the CD R Tray are not chipped The Paper Switch The CD R Tray or board PW Sensor 1 1 Clean the PW Sensor surface 2 Compare the EEPROM values in two places 50 lt H gt and 51 lt H gt and check that they are not approximate to each other 2 Change the PW Sensor for a new one Download Service Manual And Resetter Printer at http printer1 blogspot com TROUBLESHOOTING Overview 46 EPSON Styl
14. When the paper roll is fed Cutter Unit 1 Check the rail groove of the Cutter for paper dust foreign 1 Remove the paper dust foreign matter the Cutter produces matter etc etc from the rail groove of the Cutter operating noise Rail Groove S H H After end of printing The roll paper is not cut after Cutter Motor 1 Check that the Connector cable of the Cutter Motor is 1 Connect the Connector cable of the end of printing connected to the Relay Board Connector CN2 Cutter Motor to the Relay Board Connector emm Cutter Motor 2 Check the Cutter Motor or Connector cable for damage 2 Change the Cutter Motor for a new one At roll paper The roll paper is cut only Cutter Unit 1 Check that the paper used is not other than the EPSON 1 Use the EPSON special media cutting halfway special media 2 Check the Cutter for damage 2 Change the Cutter Unit for a new one Download Service Manual And Resetter Printer at http printer1 blogspot com TROUBLESHOOTING Overview 53 EPSON Stylus Photo R800 Revision A Table 3 12 Phenomenon Based Cutter Position Error Check Points Occurence Phenomenon Detail Faulty Fart Check Point Timing Part Name At Cutter unit fitting At power on an error is Cutter Motor 1 Check that the Connector cable of the Cutter Motor is 1 Connect the Connector cable of the Cutter At power on displayed on the Paper LED connected to the Relay Board Conne
15. appears when the print jog is sent to the printer Faulty Part Part Name Interface cable 1 Check Point Check that the Interface cable is connected between the PC and printer Remedy Connect the Interface cable to the PC and printer 2 Check the Interface cable for wire break 2 Change the Interface cable for a new one EPSON 1 When USB is used check that the EPSON USB driver has 1 Install the EPSON USB driver USB driver been installed in the PC USB 1 Check that the PC and printer are connected via the USB 1 Enter the USB serial No indicated on the hub product nameplate Refer to Chapter 5 ADJUSTMENT IEEE1394 1 Checkthat the same code as the IEEE1394 QR label code 1 Input the code given as the IEEE1394 is saved at BA lt H gt to BE lt H gt of the EEPROM QR label code Refer to Chapter 5 ADJUSTMENT Printer driver 1 Check that the Stylus Photo R800 printer driver has been 1 Install the Stylus Photo R800 printer installed driver 2 Check that the connected printer is the Stylus Photo R800 2 Connect the Stylus Photo R800 printer Main Board Checkthat a wrong model name has not been input to the EEPROM address E0 lt H gt on the Main Board Using the Adjustment Program enter the correct model name save 02 into EO lt H gt Refer to Chapter 5 ADJUSTMENT Download Service Manual And Resetter Printer at http printer1 blogspot
16. describes the motor types and their applications Motor Name CR Motor Table 2 1 Various Motors Type DC motor with brushes Applications Functions Used for carriage driving Makes little noise during driving The CR linear scale and CR encoder sensor are used to control the motor PF Motor DC motor with brushes Power source to drive the Paper loading rollers at the time of fixed value paper loading or paper feed eject operation To grasp the paper feed pitch the precision gear surface is fitted with the PF scale and the PF encoder sensor is used to control the motor APG Motor DC motor with brushes Power source to drive the Carriage Unit at the time of PG setting The two APG Sensors and Carriage Shaft are driven vertically to control the motor 4 phase 48 pole Performs the paper feed operation of the ASF Because of a stepping motor this motor does ASP Moter e poe not require a scale photo sensor and like to be pping fitted to grasp the driving conditions 4 phase 48 pole Drives the pump wiper etc of the Ink System Because of a stepping motor this motor does Pump Motor PM type d Grain melor not require a scale photo sensor and like to be pping fitted to grasp the driving conditions OPERATING PRINCIPLES The basic structure of the mechanism has the following features O The sensor dedicated to Auto Bi D adjustment and auto nozzle check is installed The
17. following shows the outline of the printer mechanism PF Encoder Sensor PF Scale Paper Eject Roller front L w ao PG Release iL m4 APG Sensors Sensor Zen A ee PF Motor Paper Eject Roller rear APG Motor PF Roller Timing Belt CR Encoder Sensor PW Sensor LD Roller Ink Mark Sensor Retard Carriage Roller Unit CR Scale PE Sensor Ink System Unit ASF Motor Pump Motor CR Motor Carriage Shaft Figure 2 1 Printer Mechanism Outline Download Service Manual And Resetter Printer at http printer1 blogspot com Overview 16 EPSON Stylus Photo R800 Revision A 2 2 1 Carriage Mechanism The Carriage mechanism consists of the Carriage Motor CR Motor Carriage Shafts Platen Gap Adjustment Mechanism Carriage Lock Mechanism and others 2 2 1 1 Carriage Mechanism The following indicates the Carriage driving DC motor specifications Table 2 2 CR Motor Specifications Item Specifications Type DC motor with brushes Drive voltage 42V 5 voltage applied to driver 24 40 15 17 5mH 25 Drive method PWM constant current chopping Drive IC A6615 Winding resistance Inductance Closed loop control based on the CR Motor DC Motor a
18. following table indicates the PG positions the main applications of each position and the relationships between the two sensors used with the APG Table 1 1 v ei PG Position bud Printing e Special thick paper e Plain paper Envelope CD R Board paper e Special thin paper e PG 0 rub avoidance e PQG rub avoidance Non printing Standby position Initialization at Waiting for CD R after power on For x power on Board paper to be bottom stacker Cleaning wiping fed Paper jam removal PG value 1 2mm 1 7mm 2 1mm 4 5mm APG Sensor 1 OFF OFF OFF OFF OFF APG Sensor 2 ON ON ON OFF OFF Download Service Manual And Resetter Printer at http printer1 blogspot com PRODUCT DESCRIPTION PG Setting 10 EPSON Stylus Photo R800 Revision A 1 3 Functions 1 3 4 Switch Functions 1 3 1 Control Panel FUNCTIONS IN NORMAL STATUS The appearance of the control panel is shown below Table 1 2 Normal status Functions Ink LED Paper LED Power LED Power switch Power On Off Loads or Ejects the Paper Paper switch P In the condition of printing cancel the print job Starts the Cleaning of head with 3 second pushing Moves the Carriage to ink cartridge change position When Carriage is on the ink cartridge change position return carriage from ink cartridge change position Ink switch Loads the Roll paper Back out the roll paper with 3 second
19. for damage 3 Change the ASF Motor for a new one Download Service Manual And Resetter Printer at http printer1 blogspot com TROUBLESHOOTING Overview 44 EPSON Stylus Photo R800 Table 3 4 Phenomenon Based Paper Out Error Check Points Revision A Occurrence Phenomenon Detail juni Part Check Point Remedy Timing Part Name At operation Though paper is fed from the PE Sensor 1 Check that the Connector cable of the PE Sensor is 1 Connect the Connector cable of the PE ASF Assy it stops near the securely connected to the PE Sensor and Relay Board Sensor to the PE Sensor and Relay PE Sensor Lever Connector CN3 Board Connector 2 Check that the Sensor Holder is mounted to the 2 Install the Sensor Holder correctly Mechanical frame correctly i 3 Move the Detection Lever actively by hand in the same 3 Change the PE Sensor Holder Unit for a state as when the paper passes and check that the new one Detection Lever is returned to the original position automatically by the Torsion Spring when released Refer to the above photo 4 Using a tester check that the PE Sensor is normal 4 Change the PE Sensor Holder Unit for a Paper present 2 4V or more new one Paper absent 0 4V or less Download Service Manual And Resetter Printer at http printer1 blogspot com TROUBLESHOOTING Overview 45 EPSON Stylus Photo R800 Revision A Table 3 4 Phenomenon Based Paper Out Error Check
20. noise O Checked O Not necessary Is the PF Motor at correct temperature O Checked O Not necessary Is the paper path free of any obstructions O Checked O Not necessary Adjustment Specified Adjustment Are all the adjustment done correctly O Checked O Not necessary Lubrication Specified Lubrication Are all the lubrication made at the specified points O Checked O Not necessary Is the amount of lubrication correct O Checked O Not necessary Function ROM Version Version O Checked O Not necessary Packing Ink Cartridge Have the ink cartridges been removed O Checked O Not necessary Protective Materials Have all relevant protective materials been attached to the L1 Checked L1 Not necessary printer Others CD R Tray Is the operation normal O Checked O Not necessary Cutter Unit Is the operation normal O Checked O Not necessary Attachments Accessories Have all the relevant items been included in the package O Checked O Not necessary Download Service Manual And Resetter Printer at http printer1 blogspot com DISASSEMBLY amp ASSEMBLY Overview 76 EPSON Stylus Photo R800 Revision A 4 2 Disassembly A disassembling flowchart is shown below When disassembling any unit refer to the page number shown in the following flowchart START Rear Housing 4 2 1 1 Page 78 Pr Housing 1 2 Page 78 Cover Open PF Encoder Paper EJ Frame D Sensor Holder Sensor Holder Assy W SE E dye
21. speriesiions W Complete frameless mode Table 2 3 APG Motor Specifications Control is performed to print the print data 3mm larger at top 5mm are oe and 2 5mm lager at left and right than the detected Type DC motor with brushes m Roll paper mode Drive voltage 42V 5 voltage applied to driver In the left and right frameless mode control is performed to print the Winding resistance 64 70 t 15 print data 2 5mm lager at left and right than the detected paper size Inductance 37 6mH 25 O PW sensor dark voltage VH measurement Drive method PWM constant current chopping PW sensor dark voltage VH measurement is performed at the following Drive IC A6615 timings and locations and used to calculate the threshold value of whether paper is present or not The APG Motor DC Motor and two APG Sensors automatically adjust the PG m Cutsheets Roll paper amount according to the paper The dark voltage is measured and updated at every power on and the threshold value VS is calculated and saved in the EPROM area as a PW detection level Threshold value detection voltage Paper present Threshold value detection voltage Paper absent m CD R Tray When a CD R is used the dark voltage is measured on the CD R tray and the threshold value VS is then calculated and saved in the EPROM area as a PW detection level z imm LIN T o Pa Threshold value detection voltage CD R present JJ Ii tray home positio
22. was powered off for some reason during initial filling and executes CL3 instead of the initial filling sequence On the conventional mode initial filling was executed again However when this operation was performed ink was wasted and therefore CL3 is executed to cover the ink filling performance When the initial filling flag is set and the CL operating flag is not set the printer assumes that the initial filling was not executed at all power was switched on but the cartridges were not set and when the printer is powered on next time it executes initial filling Change cleaning Change CL1 is executed when Ink Cartridge change is made W Change CL1 3 4g 0 425g per color O Manual cleaning This product provides three different manual cleanings to remove ink coagulated by air bubbles viscous material or foreign matter Perform the following manual CL operations by operating the panel or using the utility included in the printer driver Independently of the printing path after the previous CL perform manual CL from CL1 to CL3 in order if the cumulative printing timer counter is less than 7min Only when the cumulative printing timer counter is more than 7min execute only CL1 W CL1 1 704g 0 213g per color W CL2 4 488g 0 561g per color W CL3 7 120g 0 890g per color B Wiper operation Clean the nozzle surface with the right half rubber part of the wiper W Flushing operation Prevent color mixture Stabilize the ink surface
23. 1500 counts or more in the PWM output under CR Motor load positioning control W A difference between P1 and P2 number of output pulses from when the Carriage Unit made contact with the right frame until it reaches the Carriage lock confirmation position is 12 steps or less 4 When the CR Motor rotates counterclockwise to move the Carriage from left to right and the CPU detects 862 1500 counts or more in the PWM output under CR Motor load positioning control the printer judges it as contact with the frame 5 When a difference between P1 and P3 number of output pulses from when the Carriage Unit reached the Carriage lock confirmation position until it makes contact with the right frame is 4 steps or less the printer judges that the Carriage Unit is in the home position The IC14 ASIC sets the drive current value adequate for the Carriage Unit motion and outputs it to the motor driver Based on the signal output from the IC14 ASIC the IC5 Motor Driver outputs the CR Motor drive current to the CR Motor 2 2 1 3 Sequence Used for PW Detection The PW paper width detection Sensor installed on the Carriage Unit bottom is used to control the printer according to various sequences The following briefly describes the PW Sensor operating principle A dark voltage is measured by the PW Sensor in three places on the right end plane area without the absorber of the Front Paper Guide every time power is switched on and the measurem
24. 4 1 1 Precautions Before starting the disassembling reassembling work of this product always read the descriptions under the following headings WARNING and CAUTION carefully WARNING d Before starting the disassembling reassembling work of this product always disconnect the power cable However if you cannot disconnect the power cable for voltage measurement or like be extremely careful not to get an electric shock and follow the procedures in this manual to do your work Always wear goggles to protect your eyes from ink If ink gets in your eyes wash your eyes with clean water and see the doctor To prevent injury from sharp metal edges always wear gloves for disassembly and reassembly If ink has adhered to your skin wash it with soap and water If it has caused skin irritation see the doctor To protect the microprocessors and circuitry use static discharge equipment such as anti static wrist straps and handle them carefully when accessing the internal components Download Service Manual And Resetter Printer at http printer1 blogspot com Overview 73 EPSON Stylus Photo R800 Revision A W When the printer model uses the HAV Ink Cartridges 4 1 2 Tools to Be Used transport it after removing the Ink Cartridges Especially The following table indicates the tools recommended for use for disassembly for air transportation always remove the Ink Cartridges reassembl
25. AC RATING DIFFERENT FROM AVAILABLE POWER SOURCE DO NOT CONNECT IT TO THE POWER SOURCE 3 ALWAYS VERIFY THAT THE EPSON PRODUCT HAS BEEN DISCONNECTED FROM THE POWER SOURCE BEFORE REMOVING OR REPLACING PRINTED CIRCUIT BOARDS AND OR INDIVIDUAL CHIPS 4 IN ORDER TO PROTECT SENSITIVE MICROPROCESSORS AND CIRCUITRY USE STATIC DISCHARGE EQUIPMENT SUCH AS ANTI STATIC WRIST STRAPS WHEN ACCESSING INTERNAL COMPONENTS 5 REPLACE MALFUNCTIONING COMPONENTS ONLY WITH THOSE COMPONENTS BY THE MANUFACTURE INTRODUCTION OF SECOND SOURCE ICs OR OTHER NON APPROVED COMPONENTS MAY DAMAGE THE PRODUCT AND VOID ANY APPLICABLE EPSON WARRANTY Download Service Manual And Resetter Printer at http printer1 blogspot com About This Manual This manual describes basic functions theory of electrical and mechanical operations maintenance and repair procedures of the printer The instructions and procedures included herein are intended for the experienced repair technicians and attention should be given to the precautions on the preceding page Manual Configuration This manual consists of six chapters and Appendix CHAPTER 1 PRODUCT DESCRIPTIONS Provides a general overview and specifications of the product CHAPTER 2 0PERATING PRINCIPLES Describes the theory of electrical and mechanical operations of the product CHAPTER 3 TROUBLESHOOTING Describes the step by step procedures for the troubleshooting CHAPTER 4 DISASSEMBLY ASSEMBLY Describes the step by step procedur
26. DC motor with brushes Drive voltage 42V 5 voltage applied to driver 22 30 25 Winding resistance Inductance 17 3mH 25 Drive method PWM Drive IC A6615 Like the CR Motor a DC motor is used as the PF Motor in this product Closed loop control based on the DC Motor and Rotary Encoder has the following advantages O Improved paper feed accuracy O Paper feed amount control The driving force of the PF Motor is transmitted to the PF Roller and Paper Eject Roller in the following path O PF Roller Drive Transmission Path PF Motor Pinion Gear PF Timing Belt gt Combination Gear 36 294 45 5 PF Roller Shaft O Paper Eject Roller front Drive Transmission Path PF Motor Pinion Gear PF Timing Belt gt Combination Gear 36 294 45 5 Spur 31 5 Spur 54 gt Paper Eject Roller front O Paper Eject Roller rear Drive Transmission Path PF Motor Pinion Gear PF Timing Belt gt Combination Gear 36 294 45 5 Spur 31 5 Spur 54 gt Spur 18 gt Spur 15 5 Spur 18 gt Paper Eject Roller rear The following shows the part names and outline of the drive transmission path Paper is transferred in the above driving force transmission path Combination Gear 36 294 45 5 Spur 18 d Spur 54 P PF Timing Belt P iming Be m y i Spur 18 Pinion Gear Spur 31 5 Spur 15 5 Front Paper PF Motor Guide MIT
27. Ink end error is displayed After CSIC operation is checked the ink consumption of the I C currently installed per color is compared with the ink consumption saved in the printer EEPROM and control is performed under the following conditions W When current I C consumption differs from ink consumption in EEPROM 1 On the assumption that the I C has been changed at power off the first I C flag is reset The installation count in the printer EEPROM is updated for the CSIC In the CSIC information replacement sequence the CSIC side ink consumption data is updated to the ink consumption data in the printer EEPROM 3 The used model name data on the I C side is rewritten Note Reason why the used model name data is rewritten from the printer to the I C To grasp which printer used the I C removed 4 The change flag 2 flag that indicates change CL is set and CL is OPERATING PRINCIPLES executed EEPROM 1 When the initial filling flag is set and the CSIC side ink consumption is O the printer judges that initial filling is not yet performed The printer before initial filling judges that the I C is fitted in a power off status Installation count updating CSIC information replacement and initial filling are executed in this order If the initial filling flag is not set the printer judges that I C change was not made at power off and regards the CSIC data as valid Data is written to the CSIC at the followi
28. Revision A Table 3 14 Phenomenon Based Fatal Error Check Points Occurrence Timing Phenomenon Detail Faulty Part Part Name Check Point At power on The power on sequence is executed but Fatal error is displayed CR drive system 1 Check that the Carriage Shaft is lubricated with grease Wipe the surface of the Carriage Shaft with a dry soft cloth and lubricate the Carriage Shaft with grease G 70 Refer to Chapter 6 MAINTENANCE At power on the PF Motor does not operate at all PF Motor 1 Check that the PF Motor connector cable is connected to the Relay Connector Relay Connector dj P p dr T D 1 Connect the PF Motor connector cable to the Relay Connector 2 Using a tester check the resistance value of the PF Motor Resistance value 22 30 25 If the resistance value is abnormal change the PF Motor for a new one 3 Check the PF Motor connector cable for damage Change the PF Motor Cable for a new one Download Service Manual And Resetter Printer at http printer1 blogspot com TROUBLESHOOTING Overview 57 EPSON Stylus Photo R800 Revision A Table 3 14 Phenomenon Based Fatal Error Check Points Occurrence Phenomenon Detail rauty Part Check Point Timing Part Name At power on At power on the APG Motor APG Motor 1 Check thatthe APG Motor connector cable is connected to 1 Connect the APG Motor connector cable d
29. SERVICE MANUAL Color Inkjet Printer EPSON Download Service Manual And Resetter Printer at http printer1 blogspot com SEIJ03012 PRECAUTIONS Precautionary notations throughout the text are categorized relative to 1 Personal injury and 2 damage to equipment DANGER Signals a precaution which if ignored could result in serious or fatal personal injury Great caution should be exercised in performing procedures preceded by DANGER Headings WARNING Signals a precaution which if ignored could result in damage to equipment The precautionary measures itemized below should always be observed when performing repair maintenance procedures DANGER 1 ALWAYS DISCONNECT THE PRODUCT FROM THE POWER SOURCE AND PERIPHERAL DEVICES PERFORMING ANY MAINTENANCE OR REPAIR PROCEDURES 2 NO WORK SHOULD BE PERFORMED ON THE UNIT BY PERSONS UNFAMILIAR WITH BASIC SAFETY MEASURES AS DICTATED FOR ALL ELECTRONICS TECHNICIANS IN THEIR LINE OF WORK 3 WHEN PERFORMING TESTING AS DICTATED WITHIN THIS MANUAL DO NOT CONNECT THE UNIT TO A POWER SOURCE UNTIL INSTRUCTED TO DO SO WHEN THE POWER SUPPLY CABLE MUST BE CONNECTED USE EXTREME CAUTION IN WORKING ON POWER SUPPLY AND OTHER ELECTRONIC COMPONENTS WARNING 1 REPAIRS ON EPSON PRODUCT SHOULD BE PERFORMED ONLY BY AN EPSON CERTIFIED REPAIR TECHNICIAN 2 MAKE CERTAIN THAT THE SOURCE VOLTAGES IS THE SAME AS THE RATED VOLTAGE LISTED ON THE SERIAL NUMBER RATING PLATE IF THE EPSON PRODUCT HAS A PRIMARY
30. SSORIES When tucked 495 width x 305 depth x 193 mm height O Setup guide 1 set When used 495 width x 644 depth x 322 mm height O Ink Cartridge one for each of 8 colors 1 set O CD ROM Printer driver utility 1 set WEIGHT O CD DVD tray 1 set 7 0kg O CD DVD print position check sheet 1 set O 8cm CD DVD attachment 1 set EXTERNAL DIMENSION DIAGRAM O Roll paper holder 1 set O Power cord 1 set CONSUMABLES AND OPTIONS L1 Ink cartridges W Gloss Optimizer T0540 W Black T0541 m Cyan T0542 B Magenta T0543 B Yellow T0544 m Red T0547 B Matte Black T0548 E Blue T0549 O Roll paper auto cutter Cutter paper support basket instruction manual PMA4RAC3 O USB cable USBCB2 Figure 1 3 External Dimension Diagram Download Service Manual And Resetter Printer at http printer1 blogspot com PRODUCT DESCRIPTION Casing Specifications 14 Download Service Manual And Resetter Printer at http printer1 blogspot com EPSON Stylus Photo R800 Revision A 2 1 Overview This chapter explains the operating principles of the mechanical sections and electrical circuits in this product The main components of this product are as follows O Control circuit board O Power supply circuit board O Control panel board C550 MAIN C550 PSB PSE C550 PNL 2 2 Printer Mechanism Like the conventional model this product uses DC motors as power sources The following table
31. UUSS 2 Check that the blue line side pin of the Power Supply 2 Match and connect the blue line of the Board Connector cable is inserted into the 1 Pin Refer to Power Supply Board Connector cable the above photo into the 1 Pin Download Service Manual And Resetter Printer at http printer1 blogspot com TROUBLESHOOTING Overview 39 EPSON Stylus Photo R800 Revision A Table 3 2 Phenomenon Based Communication Error Check Points Occurrence Phenomenon Detail Fau ty Part Check Point Timing Part Name At power on The printer does not operate Power Supply 3 Check thatthe Fuse F1 on the Power Supply Board is not 3 Change the Power Supply Board for a at all Board blown new one 4 Check the devices on the Power Supply Board for 4 Change the Power Supply Board for a damage new one After the power on sequence Main Board 1 Check that the Relay connector of the ASF Motor and the 1 Change the Main Board for a new one has started the LED turns off Relay connector of the Pump Motor are not connected to and the printer does not cause a short circuit operate Download Service Manual And Resetter Printer at http printer1 blogspot com TROUBLESHOOTING Overview 40 Revision A EPSON Stylus Photo R800 Occurrence Timing At operation Table 3 2 Phenomenon Based Communication Error Check Points Phenomenon Detail Operation at power on is normal but the error
32. ard Connectors Ke rs a APG Sensors ei 2 Check the APG Sensors for damage 2 Change the APG Sensors for new ones Relay FFC 1 Check that the Relay FFC is connected to the Relay Board 1 Connect the Relay FFC to the Relay Connector CN1 and Main Board Connector CN5 Board and Main Board Connectors E 2 Check the Relay FFC for damage 2 Change the Relay FFC Cable for a new one Download Service Manual And Resetter Printer at http printer1 blogspot com TROUBLESHOOTING Overview 59 EPSON Stylus Photo R800 Table 3 14 Phenomenon Based Fatal Error Check Points Revision A Occurrence Faulty Part Timing Phenomenon Detail Part Name Check Point Remedy At power on At power on the Carriage CR Scale 1 Check that the CR Scale is inserted in the slit of the CR 1 Insert the CR Scale into the slit of the CR Unit moves away from the Encoder Sensor Encoder Sensor home position and collides R I with the left of the Frame ii Kr ee XXX PC 2 2 7 COOK UP 2 CR CR Encoder 2 Sensor 2 Check the CR Scale for damage and contamination 2 Wipe contamination completely or change the CR Scale for a new one CR Encoder 1 Check the CR Encoder Sensor for paper dust etc 1 Remove the paper dust etc from the CR Sensor Encoder Senso
33. com TROUBLESHOOTING Overview EPSON Stylus Photo R800 Revision A Table 3 3 Phenomenon Based Cover Open Error Check Points Occurrence Faulty Part Timing Phenomenon Detail Part Name Check Point Remedy During printing Cover Open Error is Printer Cover 1 Check that the Printer Cover is not open 1 Close the Printer Cover displayed during printing in the Economy mode The Printer Cover is in a Cover Open 1 Check that the Connector cable of the Cover Open Sensor 1 Connect the Connector cable of the closed state but Cover Open Sensor is securely connected to the connectors of the Cover Open Cover Open Sensor to the connectors of Error is displayed Sensor and Panel Board the Cover Open Sensor and Panel Board 2 Check the Cover Open Sensor for damage 2 Change the Cover Open Sensor for a new one Download Service Manual And Resetter Printer at http printer1 blogspot com TROUBLESHOOTING Overview 42 EPSON Stylus Photo R800 Revision A Table 3 4 Phenomenon Based Paper Out Error Check Points Occurrence Faulty Part Timing Phenomenon Detail Part Name Check Point Remedy At operation When the Paper Switch was ASF Assy 1 Check the LD Roller or Retard Roller of the ASF Assy for 1 Using a cleaning sheet clean the LD pressed the LD Roller paper dust and foreign matter Roller and Retard Roller The procedure attempt to feed paper but the is as follows paper is not fed 1
34. ctor CN2 Motor to the Relay Board Connector and EPW3 When the Cutter position is other than the HP 2 Check the Cutter Motor or Connector cable for damage 2 Change the Cutter Motor for a new one When the Cutter position is other than the HP i The Cutter produces Cutter HP Check the Cutter HP Sensor right or the rail groove of the Remove the paper dust foreign matter operating noise Sensor right Cutter for paper dust foreign matter etc etc from the Cutter HP Sensor right or the rail groove of the Cutter AH T 2 Check that the Connector cable of the Cutter HP Sensor 2 Connect the Connector cable of the Cutter right is connected to the Cuter HP Sensor right and HP Sensor right to the Cuter HP Sensor Relay Board Connector CNA right and Relay Board Connector 3 Check the Cutter HP Sensor right for damage 3 Change the Cutter HP Sensor right for a new one Download Service Manual And Resetter Printer at http printer1 blogspot com TROUBLESHOOTING Overview 54 EPSON Stylus Photo R800 Revision A Table 3 13 Phenomenon Based Maintenance Request Check Points Meo bn Phenomenon Detail GE Check Point Remedy At power on At power on the printer does Waste Ink Pads 1 Using the Adjustment Program check that the Protection 1 Change the Waste Ink Pads and reset not operate at all Counter A B value is the following count or more th
35. d drive circuit E MAIN Board p 4 Power OFF 3 3VDC PSB PSE Power Supply Board 42VDC Figure 2 13 Electrical Circuitry Block Diagram Revision A 2 3 1 Power Supply Circuit Operating Principle The power supply circuit board of this product is the C550 PSB PSE O Basic circuit structure W RCC switching regulator system W 42VDC and 3 3VDC are supplied to the Printer Mechanism and Control Board The following indicates the applications of the voltages generated in this power supply circuit Table 2 9 Supplied Power Voltage Applications 42VDC CR Motor Rated output current 0 45A PF Motor PG Motor ASF Motor Pump Motor Head drive voltage 3 3VDC Logic sensor circuit Rated output current 0 5A Sensor circuit Nozzle selection circuit above Print Head Interface control circuit Download Service Manual And Resetter Printer at http printer1 blogspot com OPERATING PRINCIPLES Electrical Circuitry Operating Principles 33 EPSON Stylus Photo R800 Revision A The following is the block diagram of the power supply circuit 2 3 2 C550 MAIN Circuit Operating Principle The C550 MAIN Board consists of the following circuits and sensors O Logic Circuits CPU ASIC 2 in 1 PROM SDRAM ZC RCC Convertor F51 Be O Motor control Drive circuits e Over Current Limitation LPS Power 9 42VDC CR Motor PF Motor APG Motor ASF Motor Pump Motor e Over Voltage
36. e Protection Counter A B value with m Home side 14787 count or more the Adjustment Program m Opposite to home side 17115 count or more m Home side 24 lt H gt 25 lt H gt m Opposite to home side 26 lt H gt 27 lt H gt Download Service Manual And Resetter Printer at http printer1 blogspot com TROUBLESHOOTING Overview 55 EPSON Stylus Photo R800 Revision A Table 3 14 Phenomenon Based Fatal Error Check Points Occurence Phenomenon Detail rauty Part Check Point Timing Part Name At power on At power on the CR Motor CR Motor 1 Check that the CR Motor connector cable is connected to 1 Connect the CR Motor connector to the does not operate at all the Relay Connector Relay Connector ef E a Relay Connector 2 Using a tester check the resistance value of the CR Motor 2 If the resistance value is abnormal Resistance value 24 40 15 change the CR Motor for a new one 3 Check the CR Motor connector cable for damage 3 Change the CR Motor for a new one Relay 1 Check that the Relay Connector Cable is connected to the 1 Connect the Relay Connector Cable to Connector Main Board Connector CNA the Main Board Cable 2 Check the Relay Connector Cable for damage 2 Change the Relay Connector Cable for a new one Download Service Manual And Resetter Printer at http printer1 blogspot com TROUBLESHOOTING Overview 56 EPSON Stylus Photo R800
37. e Sensor is detected no paper is fed from the ASF if the Paper Switch is pressed In this case the Paper Switch executes a CD R Tray home position detection sequence 10 When the CD R Tray stops operating the Carriage Unit moves to the carriage HP and stands by If the CD R Tray HP white marking or CD R cannot be detected in any specified step operation in the CD R Tray HP detection sequence the CD R Tray is ejected and Paper Out Error is displayed 1 OPERATING PRINCIPLES When the APG Assy is driven the PG position is set to and the Driven Roller of the Upper Paper Guide presses the CD R Tray When the Carriage Unit moves leftward and the PW Sensor detects the CD R the Carriage Unit returns to the carriage home position HP After waiting for about 5 seconds at the carriage HP the Carriage Unit moves to the CD R Tray HP detectable position right end of the CD R Tray The CD R Tray is pulled in the ASF direction the PW Sensor detects the CD R Tray HP and then the Carriage Unit moves to the center of the CD R Tray When the PW Sensor detects the white marking in the center of the CD R Tray the CD R Tray is fed in the paper ejection direction The Carriage Unit moves leftward the PW Sensor detects the left side white marking then the Carriage Unit moves rightward and the PW Sensor detects the right side white marking The Carriage Unit moves to the center of the CD R Tray and the PW Sensor starts detec
38. ected to the 1 Connect the Head FFC to the Print Head Filling is executed and Print Head Connectors and Main Board Connectors and Main Board Connectors printing is then started Ink is CN11 CN12 CN13 CN14 not delivered and paper stops midway 2 Check the Head FFC for damage 2 Change the Head FFC for a new one Ink is not delivered from most Print Head 1 Check for occurrence of Head Hot 1 Change the Print Head for a new one nozzles Download Service Manual And Resetter Printer at http printer1 blogspot com TROUBLESHOOTING Overview 61 EPSON Stylus Photo R800 Revision A 3 1 2 Superficial Phenomenon Based Troubleshooting This section applies to the fault locations of the error states print quality fault and abnormal noise other than the error states LED and EPW3 in the previous section Table 3 15 Print Quality Fault Check Points Faulty Part Print Quality State Phenomenon Detail Check Point Part Name Dot missing and Phenomenon 1 Ink System Unit 1 Check for foreign matter around the Seal Rubber on the 1 Remove the foreign matter around the mixed colors Inthe cleaning Cap Unit Cap Unit Seal Rubber securely sequence the Ink System Unit operates properly but ink is not ejected to the Waste ink pads Ink is not sucked from the Print Head into the Cap at all Hence printing is not executed if a print command is given to the printer Dot missing 2 Chec
39. enomenon Based Ink Low Check Points Occurrence Faulty Part Timing Phenomenon Detail Part Name Check Point At operation or A message is displayed on Ink Cartridge 1 Look at the remaining ink indication of the EPW3 to check 1 Prepare a new Ink Cartridge during printing the LED and EPWS during the amount of the ink remaining in the Ink Cartridge printing Table 3 9 Phenomenon Based Ink Out Error Check Points Occurrence Phenomenon Detail FRU y Part Check Point Timing Part Name During printing After the Carriage has Ink Cartridge 1 Look at the remaining ink indication of the EPW3 to check 1 Change the Ink Cartridge for a new one detected the HP an error is whether the ink remains in the Ink Cartridge displayed on the LED and EPWS Download Service Manual And Resetter Printer at http printer1 blogspot com TROUBLESHOOTING Overview 50 EPSON Stylus Photo R800 Revision A Occurrence Timing Table 3 10 Phenomenon Based No Ink Cartridge Ink Cartridge Error Check Points Phenomenon Detail Faulty Part Part Name Check Point At power on After the Carriage has detected the HP an error is displayed on the LED and EPW3 Ink Cartridge 1 Check that the Ink Cartridge is fitted properly 1 Fitthe Ink Cartridge properly 2 Check that the Hook of the Ink Cartridge is not broken 2 Change the Ink Cartridge for a new one 3 Check that the Memory Chip is not d
40. ent values are saved into the EEPROM as threshold values W Threshold value gt detection voltage Paper present W Threshold value detection voltage Paper absent The following sequences are performed O Off paper printing prevention control Before start of printing immediately after the end of paper locating or during printing whether paper is present or not is detected to prevent off paper printing on the Paper Guide by borderless printing used in a wrong way This applies to only the left or right end of the paper This control applies to only the four side borderless mode O CD R center detection control When printing is not being performed the PW detector is used to detect the center of CD R Refer to 2 2 3 4 CD R Printing Mechanism p 23 for details O Board paper roll paper leading edge detection control Control exercised to detect the user preset board paper leading edge or control carried out to detect the roll paper edge Therefore the PW sensor does not detect a paper leading edge at the time of ASF cut sheet feeding Download Service Manual And Resetter Printer at http printer1 blogspot com OPERATING PRINCIPLES Printer Mechanism 18 EPSON Stylus Photo R800 Revision A D Off range restriction control 2 2 1 4 APG Auto PG Mechanism At the time of frameless printing a paper leading edge is detected using the PW Sensor to restrict the frameless off range amount Thesollowindrindicares tho pert o mort
41. er Printer at http printer1 blogspot com TROUBLESHOOTING Overview 63 EPSON Stylus Photo R800 Revision A Table 3 15 Print Quality Fault Check Points Faulty Part Part Name Check Point Print Quality State Phenomenon Detail Dot missing and Phenomenon 3 Ink Cartridge 1 Look at the remaining ink indication of the EPW3 to check 1 Change the Ink Cartridge for a new one mixed colors In the cleaning sequence ink for the ink remaining in the Ink Cartridge Continued is ejected to the Waste Ink Check that the Cleaner Blade is mounted on the Cleaning 1 Change the Cleaner Blade for a new one Lever correctly Ink System Unit Pads This means that the Cap Unit Pump Unit and Cap Unit operate properly However Dot missing is not resolved in indefinite nozzles after cleaning has been executed several times Dot missing mixed colors Phenomenon 4 In the cleaning sequence ink ect is ejected to the Waste Ink E Pads However drawing operation is not performed 2 Check for foreign matter around the Seal Rubber on the 2 Change the Ink System Unit for a new properly resulting in mixture Cap Unit one of colors Mixed colors Seal Rubbers ay E Download Service Manual And Resetter Printer at http printer1 blogspot com TROUBLESHOOTING Overview 64 EPSON Stylus Photo R800 Revision A Table 3 15 Print Quality Fault Check Points
42. erved could result in injury or loss VARMING S of life Indicates that a particular task must be carried out according to a certain standard after disassembly and before re assembly otherwise the quality of the components in question may be adversely affected Download Service Manual And Resetter Printer at http printer1 blogspot com Revision Status Revision Date of Issue Description A December 16 2003 First Release B May 27 2004 Correction of the misspellings Download Service Manual And Resetter Printer at http printer1 blogspot com CONTENTS Chapter 1 PRODUCT DESCRIPTION Be EE 38 3 1 1 Troubleshooting according to panel messages 38 TT OV rvioW 9 3 1 2 Superficial Phenomenon Based Troubleshooting 62 1 2 CR OU E 10 3 3 FUHCUOnDS 30i dua tuna vati ue aues Mos 11 Chapter 4 DISASSEMBLY amp ASSEMBLY 1 3 1 Control Panel A 11 1 3 2 OVC ES flj eese ce essel ees 11 4 1 Overview a a ARENA TRAE a e a S E 73 ee ET ome riot efe qr er iss ee ard os date 11 41 1 re Lu e 73 1 3 4 Switch FUNCHONS yp oes e cette ste tossed en eee tae 11 4 1 2 Tools to Be Used 74 1 3 5 Indicator Display in Normal Mode cececccccccccccccccccccccccccccecececetteseeeeece 12 4 1 3 Screw List ELDER EE EL E EE EE 75 19 6 TT 13 4 1 4 Pre Shipment Checks EE 76 1 4 Casing Specifications erret 14 4 2 Disassembly EE DTE GENEE 77 s
43. es away from the tube and releases the tube 3 Ink is not sucked 2 2 5 3 Cap Unit The Cap Unit is designed to bring the Cap into close contact with the Print Head surface and suck ink by the driving force of the Pump Unit to secure air tightness in the Cap When the printer is in a standby status or its power is OFF the Cap Unit prevents the ink from thickening Ink is fed to the Waste Ink Pad in the following path O Ink Cartridge Head Cavity Cap gt Waste Ink Pad The following diagram shows the outline of Cap Unit operation Ba Carriage Unit Cap E Print Head Slider cap rises to perform capping Figure 2 11 Capping Mechanism Download Service Manual And Resetter Printer at http printer1 blogspot com OPERATING PRINCIPLES Printer Mechanism 27 EPSON Stylus Photo R800 Revision A W When current I C consumption is the same as ink consumption in 2 2 6 Ink Sequence The following ink sequence is executed according to various timer counter flag and other information saved on the EEPROM O CSIC related sequence The ink type code stored in the CSIC Memory Chip is identical regardless of the Japanese domestic or overseas cartridges and is saved at the Main Board EEPROM At power on data is read from each color CSIC and the CSIC data status is made valid If the data read from each CSIC has any problem Ink cartridge error or
44. es for disassembling and assembling the product CHAPTER 5 ADJUSTMENT Provides Epson approved methods for adjustment CHAPTER 6 MAINTENANCE Provides preventive maintenance procedures and the lists of Epson approved lubricants and adhesives required for servicing the product APPENDIX Provides the following additional information for reference Connector pin assignments Exploded diagram amp Parts List Electric circuit boards components layout Electrical circuit boards schematics Symbols Used in this Manual Various symbols are used throughout this manual either to provide additional information on a specific topic or to warn of possible danger present during a procedure or an action Be aware of all symbols when they are used and always read NOTE CAUTION or WARNING messages mm indicates an operating or maintenance procedure practice or FR condition that is necessary to keep the product s quality Indicates an operating or maintenance procedure practice or condition that if not strictly observed could result in damage to or destruction of equipment May indicate an operating or maintenance procedure practice or condition that is necessary to accomplish a task efficiently It may also provide additional information that is related to a specific subject or comment on the results achieved through a previous action Indicates an operating or maintenance procedure practice or condition that if not strictly obs
45. g edge of the paper and the printer performs paper locating and then enters the standby status Download Service Manual And Resetter Printer at http printer1 blogspot com OPERATING PRINCIPLES Printer Mechanism 21 EPSON Stylus Photo R800 Revision A 2 2 3 3 Roll Paper Feeding O When roll paper printing data is received when cutter is not fitted Since panel operation in the roll paper mode differs from the above operation 1 After end of printing press the Roll Paper Switch the differences of panel operation after roll paper feeding will be described 2 Atear off line is printed and the roll paper is fed to the roll paper 1 When roll paper is fed the PE Sensor detects the paper and after 3 cut position seconds have elapsed the paper is fed 3 After cutting the roll paper with a pair of scissors or like Press the 2 The PW Sensor check for the leading edge of the paper and if it detects Roll Paper Switch This returns the leading edge of the paper to the paper the printer operates in the Cutter Self Cleaning Mode the print starting position 3 The printer back feeds the paper to the paper print starting position At this time panel Switch operation is invalid and the definitions of the panel operation and Paper Switch differ between cut sheets and roll paper The following describes a difference between Panel Switch operations performed when roll paper is fed and performed when roll paper printing data is received from the
46. g to the setting 1 Use adequate paper according to the width appear horizontally and Exclusive of the Printer Driver setting of the Printer Driver relative to the CR moving Paper SES Print Head 1 Check that each segment is printed correctly in the Nozzle 1 Perform Head Cleaning and check the Check Pattern Nozzle Check Pattern Refer to Chapter 5 ADJUSTMENT If the problem is not solved change the Print Head for a new one PF Roller 1 Check the surface of the PF Roller for foreign matter 1 Clean the PF Roller surface carefully 2 Check the PF Roller for damage 2 Change the PF Roller for a new one Ifthe problem is not solved change the PF Motor for a new one Download Service Manual And Resetter Printer at http printer1 blogspot com TROUBLESHOOTING Overview 65 EPSON Stylus Photo R800 Revision A Print Quality State Phenomenon Detail Table 3 15 Print Quality Fault Check Points Faulty Part Part Name Check Point White streak color unevenness occurrence Continued White streaks color unevenness occurs horizontally in a fixed cycle during 360dpi printing Adjustment Check that PF Adjustment is executed properly Perform PF Adjustment properly Refer to Chapter 5 ADJUSTMENT 2 Check for Dot missing Change the Ink System Unit for a new one Star Wheel Rollers traces appear relative to the CR moving direction Paper EJ Frame Assy
47. he Wiper is set and the CR Lock is placed The Carriage Unit performs HP detection operation in the following path B Home position gt Right frame CR Lock confirmation position Right frame Home position The drive of the Pump Motor is transmitted to the Cap Unit the Cap opens lowers and the CR Lock is released The Carriage Unit returns to the home position and the PG position returns from PG to PG Type The drive of the PF Motor is transmitted to the PF Roller and Paper Eject Rollers front and rear which then rotate and stop as described below W Rotation for about 3 seconds Stop for about 0 5 seconds Rotation for about 2 seconds As soon as the operation in step 9 starts the drive of the ASF Motor is transmitted to the LD Roller and the LD Roller rotates one turn The operations in Steps 7 to 9 of Carriage Unit inside HP CR locked p32 are performed and the Carriage Unit is locked Download Service Manual And Resetter Printer at http printer1 blogspot com Printer Mechanism 32 EPSON Stylus Photo R800 2 3 Electrical Circuitry Operating Principles The electrical circuitry of Stylus Photo R800 consists of the following circuits O Control circuit board C550 MAIN O Power supply circuit board C550 PSB PSE O Control panel board C550 PNL The following shows how the three circuit boards are connected PNL Board BUE DE APG Motor j i Pump Motor i Hea
48. he paper loading path reaches the specified value Fatal Error is displayed When the cutter is not fitted When the cutter is fitted the mechanical load when the cutter is fitted is measured and reflected on the control since the mechanical load of the cutter must be taken into consideration to set the adequate current value Download Service Manual And Resetter Printer at http printer1 blogspot com OPERATING PRINCIPLES Printer Mechanism 25 EPSON Stylus Photo R800 Revision A 2 2 5 Ink System Mechanism The Ink System Mechanism consists of the following mechanisms O Pump Unit including the CR Lock Lever O Cap Unit 2 2 5 1 Pump Unit The Pump Unit is designed to suck ink from the Print Head or Cap Unit The Cap Unit has a built in Head Cleaning Wiper The following indicates the Pump Unit driving stepping motor specifications Table 2 7 Pump Motor Specifications Item Specifications Type 4 phase 48 pole PM type stepping motor Drive voltage Bipolar drive constant current drive 42V 5 voltage applied to driver 10 3Q 10 per phase at 25 C 13 4mH 20 1kH 1Vrms Winding resistance Inductance Drive method The following operations are performed when the drive of the Pump Motor is transmitted to the Pump Unit Table 2 8 Pump Motor Rotation Directions and Functions Pump Motor Rotation Direction Functions Cap closing Ink suction STEE Wiper resetting CR Loc
49. he variations of the motor and like In addition the resultant CR drive current value is used to calculate a heating value and when the specified heating value is reached wait time is provided per CR path for printing Download Service Manual And Resetter Printer at http printer1 blogspot com OPERATING PRINCIPLES Printer Mechanism 17 EPSON Stylus Photo R800 Revision A 2 2 1 2 Carriage Home Position Detection As in the conventional model the Carriage Home Position is detected using the drive current of the CR Motor and the speed position signal of the CR Linear Encoder The basic home position detection sequence is as described below 1 The CR linear encoder pulse counter in the CPU is reset by the initialization operation performed at power on 2 When the CR Motor rotates counterclockwise the Carriage Unit moves from left to right When the following conditions are satisfied the CPU assumes that the Carriage Unit made contact with the right frame m The ASIC detects 862 1500 counts or more in the PWM output under CR Motor load positioning control W P1 number of output pulses from when power is switched on until the Carriage Unit makes contact with the right frame is 12 steps or less 3 When the CR Motor rotates clockwise the Carriage Unit moves from right to left When the following conditions are satisfied the CPU assumes that the Carriage Unit reached the CR lock confirmation position m The ASIC detects 483
50. inside the nozzles If the remaining ink amount of the UC is short or the I C is in an Ink Low Out status all manual cleanings are disabled and STM3 shows the condition Download Service Manual And Resetter Printer at http printer1 blogspot com Printer Mechanism 29 EPSON Stylus Photo R800 Revision A O Timer cleaning Ink is consumed depending on the combination of the cumulative printing timer cumulative cleaning count and cleaning timer O Flushing Two different flushing operations are executed for the following reasons W Periodic flushing This is done to prevent ink viscosity in the Print Head nozzles from 2 2 7 Paper Cutter Mechanism The Paper cutter mechanism consists of such main parts as the Cutter Motor left and right HP Sensors 2 pcs in all Relay Board Paper Eject Roller and Paper Holddown Flap in the Cutter unit O Operation during printing When the Cutter Blade starts cutting the Paper Hold down Flap rises increasing during continuous printing A specific small amount of ink is a The paper is held and simultaneously cut discharged into the Cap according to the Periodic flushing timer m The HP Sensors installed on both ends of the Cutter opera
51. ion returns from PG to PG Typ 6 The drive of the PF Motor is transmitted to the PF Roller and Paper Eject Rollers front and rear which then rotate for about 2 seconds 7 After moving between the left and right frames twice the Carriage Unit moves to the right end of the Front Paper Guide 8 The PF Roller and Paper Eject Rollers front and rear rotate W Rotation for about 4 seconds slow speed Rotation for about 2 seconds 9 The Carriage Unit returns to the home position and is fixed by the CR Lock OPERATING PRINCIPLES After power on the drive of the APG Motor is transmitted to the Carriage Shaft and the PG position changes from PG Typ to PG CARRIAGE UNIT OUTSIDE HP 1 10 11 When the PG position is other than PG after power on the drive of the APG Motor is transmitted to the Carriage Shaft and the PG position changes to PG The drive of the CR Motor is transmitted to the Carriage Unit and the Carriage Unit returns to the home position at slow speed The drive of the PF Motor is transmitted to the PF Roller and Paper Eject Rollers front and rear which then rotate for about 2 seconds After the Carriage Unit has moved leftward by the specified number of steps the Wiper is set driven by the Pump After the Carriage Unit has returned to the home position it moves leftward again by the specified number of steps And driven by the Pump Motor ink is sucked for about 4 seconds and then t
52. ircuit e USB2 0 Sensors other than CR Encoder Sensor PE Sensor PG Release Sensor Download Service Manual And Resetter Printer at http printer1 blogspot com OPERATING PRINCIPLES Electrical Circuitry Operating Principles 35 EPSON Stylus Photo R800 Revision A The following is the block diagram of the C550 MAIN control board E CR Motor IEEE 1394 IEEE 1394 PROM CN3 IC1 IC4 IC15 Motor xls PF Motor iz l 155 CNA ES APG Motor SDRAM CPU ASIC eae 2in1 IC14 H ASF Motor IC6 USB CN2 H Pump Motor Reset IC13 KS a Relay Board lo PF Encoder Sensor Ww O PE Sensor EEPROM PG Release Sensor IC3 ASF Sensor APG Sensor 1 Reset CR Encoder Sensor IC16 PW Sensor Qo z Ink Mark Sensor 4 C550 PSB PSE Board CN7 APG Sensor 2 C550 Panel Board CN8 CN11 CSIC Board CN10 Driver Q13 Q14 Sie CN13 a i TA EE UNE CN14 Print Head Figure 2 15 C550 MAIN Control Board Block Diagram Download Service Manual And Resetter Printer at http printer1 blogspot com OPERATING PRINCIPLES Electrical Circuitry Operating Principles 36 Download Service Manual And Resetter Printer at http printer1 blogspot com EPSON Stylus Photo R800 Revision A 3 1 Overview This chapter describes unit level troubleshooting 3 1 1 Troubleshooting according to panel messages After checking the
53. isconnected or not chipped Memory Chip 3 Change the Ink Cartridge for a new one Download Service Manual And Resetter Printer at http printer1 blogspot com TROUBLESHOOTING Overview 51 EPSON Stylus Photo R800 Revision A Table 3 10 Phenomenon Based No Ink Cartridge Ink Cartridge Error Check Points Occurence Phenomenon Detail FAUT Part Check Point Timing Part Name At power on After the Carriage has Carriage Unit 1 Check that the Electrodes in the Carriage which make 1 Change the Carriage Unit for a new one detected the HP an error is contact with the CSIC Board are not bent displayed on the LED and EPW3 CSIC FFC 1 Check that the CSIC FFC is connected to the CSIC Board 1 Connect the FFC to the CSIC Board and Connector and Main Board Connector CN10 Main Board Connectors y n 1 j E CSIC FFC F A UN dum CSIC FFC Tox CSIC Board Connector Connector 2 Check the CSIC FFC for damage 2 Change the CSIC FFC for a new one CSIC Board 1 Check the CSIC Board for damage 1 Change the CSIC Board for a new one CSIC Board Download Service Manual And Resetter Printer at http printer1 blogspot com TROUBLESHOOTING Overview 52 EPSON Stylus Photo R800 Revision A Table 3 11 Phenomenon Based Cutter Jam Error Check Points Occurrence Faulty Part Timing Phenomenon Detail Part Name Check Point At roll paper feeding
54. ize paper is loaded PW Sensor Check that the PW Sensor FFC is not disconnected from 1 Connect the FFC to the CR Encoder correctly but Card Loading the CR Encoder Board or PW Sensor Connector Board or PW Sensor Error is displayed k CR Encoder Board Connector PW Sensor Connector d 2 Check the PW Sensor or PW Sensor FFC for damage 2 Change the PW Sensor for a new one Download Service Manual And Resetter Printer at http printer1 blogspot com TROUBLESHOOTING Overview 49 EPSON Stylus Photo R800 Revision A Table 3 7 Phenomenon Based Paper Mismatch Error Check Points Occurrence Faulty Part Timing Phenomenon Detail Part Name Check Point Remedy At operation When print data are sent an Stacker Assy 1 Check that the Stacker Assy setting position and paper 1 Correctly combine the Stacker Assy error is displayed on the LED size set on the driver side are combined correctly setting position and paper size and EPW3 PG Release 1 Check that the Connector cable of the PG Release Sensor 1 Connect the Connector cable of the PG Sensor is securely connected to the PG Release Sensor and Release Sensor to the PG Release Relay Board Connector CN7 Sensor and Relay Board Relay Board Connector Ro PG Release Sensor 2 Check the PG Release Sensor or Connector cable for 2 Change the PG Release Sensor for a damage new one Table 3 8 Ph
55. k Point Part Name Ink stain of paper Ink sticks to other than the Lower Paper 1 Check the Lower Paper Guide for ink stain 1 Clean the Lower Paper Guide with a soft Continued print area of the paper Guide cloth resulting in contamination f 1 gp sl Rear Paper EJ Roller Assy Paper EJ Roller 1 Check the Paper EJ Roller Assy front rear for ink stain 1 Clean the Paper EJ Roller Assy front Assy rear with a soft cloth front rear Driven Rollers 1 Check the Driven Rollers for ink stain 1 Clean the Driven Rollers with a soft cloth Download Service Manual And Resetter Printer at http printer1 blogspot com TROUBLESHOOTING Overview 68 EPSON Stylus Photo R800 Revision A Table 3 15 Print Quality Fault Check Points Faulty Part Print Quality State Phenomenon Detail Check Point Part Name Ink stain of paper Ink sticks to other than the Ink System Unit 1 Check that wiping operation was performed properly 1 Install the Cleaner blade correctly or Continued print area of the paper change it for a new one resulting in contamination Cleaner Blade PF Roller 1 1 Clean the PF Roller with a soft cloth Download Service Manual And Resetter Printer at http printer1 blogspot com TROUBLESHOOTING Overview 69 EPSON Stylus Photo R800 Revision A Table 3 15 Print Quality Fault Check Points Faulty Part
56. k setting Cap opening m Pumprelease CCW direction Wiper setting CR Lock resetting Note As the rotation directions of the motor CW indicates a clockwise direction and CCW indicates a counterclockwise direction as seen from the output shaft side of the motor mounting plate 2 2 5 2 Drive Transmission Path to Pump Unit The drive of the Pump Motor is transmitted to the Pump Unit in the following path O Motor Pinion Gear gt Combination Gear 10 2 21 2 IS gt Spur Gear 20 4 IS Pump Unit The following shows the internal part names and operation outline of the Pump Unit lt Pump Unit inside gt Combination Gear 10 2 21 2 IS O i Spur Gear 20 4 IS Motor Pinion Gear Figure 2 9 Outline of Pump Unit Inside Download Service Manual And Resetter Printer at http printer1 blogspot com OPERATING PRINCIPLES Printer Mechanism 26 EPSON Stylus Photo R800 Revision A The following shows the Pump Unit operating principle Cap Unit Side To Waste ink pad Figure 2 10 Pump Unit Operating Principle L1 Ink suction 1 The Pinion Gear of the Pump Motor rotates in the CW direction 2 The Roller turns and simultaneously presses the tube 3 Ink is fed from the Cap Unit toward the Waste Ink Pad O Pump release 1 The Pinion Gear of the Pump Motor rotates in the CCW direction 2 The Roller mov
57. k that the Ink Tube is connected to the Pump Tube 2 Connect the Ink Tube to the Pump Tube securely 4 3 Check that the Extension Spring 1 19 IS is correctly 3 Change the Ink System Unit for a new installed to the Cap Unit one Download Service Manual And Resetter Printer at http printer1 blogspot com TROUBLESHOOTING Overview 62 EPSON Stylus Photo R800 Revision A Table 3 15 Print Quality Fault Check Points Faulty Part Print Quality State Phenomenon Detail Part Name Check Point Remedy Dot missing and Phenomenon 2 Print Head 1 Check that each segment is printed correctly in the Nozzle 1 Perform Head Cleaning and check the mixed colors In the cleaning sequence ink Check Pattern Nozzle Check Pattern Continued is ejected to the Waste Ink 2 Check that the Head FFC is securely connected to the 2 Connect the Head FFC to the Print Head Pads However Dot missing Print Head Connectors and Main Board Connectors and Main Board Connectors displacement occurs in all CN11 CN12 CN13 CN14 nozzles during printing and i i this problem is not resolved after several times of cleaning Dot missing Head FFC 3 Check the Head FFC for damage 3 Change the Head FFC for a new one If the problem still persists also change the Print Head Main Board 1 Check the Main Board for damage 1 Change the Main Board for a new one Download Service Manual And Resett
58. ller advances the of the paper set on the driver side specifications notify the user paper but cannot eject it completely Paper is not ejected ASF Assy 1 Check that the paper is fed along the Right Edge Guide 1 Feed the paper along the Right Edge completely and causes a jam Guide near eris Sieg Paper EJ Frame 1 Check that the Star Wheel Units have not come off the 1 Securely install the Star Wheel Units to Assy Paper EJ Frame Assy the Paper EJ Frame Assy Paper EJ Frame Assy Star Wheel Units 2 Check the Paper EJ Frame Assy for deformation or 2 Change the Paper EJ Frame Assy fora damage new one Spur Gear 54 1 Check the Spur Gear 54 or Spur Gear 18 for damage 1 Change the Front or Rear Paper EJ and Spur Gear s Roller Assy for a new one 18 Paper EJ Roller Assy front rear di um P Front Paper EJ Roller Assy Spur Gear 54 Download Service Manual And Resetter Printer at http printer1 blogspot com TROUBLESHOOTING Overview 48 Revision A EPSON Stylus Photo R800 Table 3 6 Phenomenon Based Card Loading Error Check Points Occurrence Phenomenon Detail pauiiy Part Check Point Remedy Timing Part Name During printing Printing starts but paper is 1 Check that the card size paper is loaded in the portrait 1 Loadthe cards of the same size correctly not fed orientation and press the Paper Switch to eject the jammed paper The card s
59. mal noise is produced apply grease G 70 at power on or between Refer to Chapter 6 MAINTENANCE operations Download Service Manual And Resetter Printer at http printer1 blogspot com TROUBLESHOOTING Overview 71 Download Service Manual And Resetter Printer at http printer1 blogspot com EPSON Stylus Photo R800 4 1 Overview This chapter describes procedures for disassembling and assembling this product Unless otherwise specified the disassembled units or main components can be reassembled by reversing the disassembling procedure L WARNING Procedures that could result in injury or loss of life if cautions are not taken are described under the heading WARNING CAUTION Precautions for any disassembly or assembly procedures are described under the heading CAUTION CHECK POINT Tips for disassembling procedures are described under the heading CHECK POINT REASSEMBLY If the assembling procedure is different from the reverse procedure of disassembling it is described under the heading HEASSEMBLY ADJUSTMENT REQUIRED Any adjustments required after disassembling or assembling are described under the heading ADJUSTMENT REQUIRED When you need to disassemble any units or parts that are not described in this chapter refer to the exploded diagrams in the Appendix Before starting your work always read the precautions described in the next section DISASSEMBLY amp ASSEMBLY Revision A
60. n detected The measurement voltage in the presence of the CD R is saved into the EEPROM as a white level The white level value is used to check the sensor deterioration condition during servicing or like If the measurement value of the white level is close to that of the PW Figure 2 2 APG Mechanism detection level it means that the sensor is dirty or deteriorated APG Motor o D o o ERR o Carriage Shaft Carriage Unit Download Service Manual And Resetter Printer at http printer1 blogspot com OPERATING PRINCIPLES Printer Mechanism 19 EPSON Stylus Photo R800 2 2 2 Printhead Specifications The Printhead of this product is a F Mach head The following shows the arrangement of the nozzles and the color arrangement of each nozzle line when they are viewed from behind 7 620mm 7 620mm 7 620mm 216 720inch 216 720inch 216 720inch 2 258mm 2 258mm 2 258mm 2 258mm 64 720inch 64 720inch 64 720inch 64 720inch gt 4 gt 4 gt 4 gt 4 Paper feeding direction y 0 141mm 1 180inch 0 071mm x 1 360inch X p 31 89mm e 41 66mm gt
61. n page 51 Cutter Jam Error Refer to Table 3 11 Phenomenon Based Cutter Jam Error Check Points on page 53 Cutter Position Error Refer to Table 3 12 Phenomenon Based Cutter Position Error Check Points on page 54 Maintenance Request Refer to Table 3 13 Phenomenon Based Maintenance Request Check Points on page 55 Fatal Error Refer to Table 3 14 Phenomenon Based Fatal Error Check Points on page 56 Download Service Manual And Resetter Printer at http printer1 blogspot com TROUBLESHOOTING Overview 38 EPSON Stylus Photo R800 Revision A Table 3 2 Phenomenon Based Communication Error Check Points Occurrence Faulty Part Timing Phenomenon Detail Part Name Check Point At power on The printer does not operate Panel FFC 1 Check that the Panel FFC is securely connected to the 1 Connect the Panel FFC to the Panel at all Panel Board connector and Main Board connector CN8 Board and Main Board connectors WS Panel FFC 2 Check the Panel FFC for damage 2 Change the Panel FFC for a new one Panel Board 1 Check the Panel Board for damage 1 Change the Panel Board for a new one Power Supply 1 Check that the Connector cable of the Power Supply 1 Connect the Connector cable of the Board Board is securely connected to the Main Board CN7 Power Supply Board Connector cable of the Power j Supply Board Be Kei fun cg CET Mr TRIN F
62. nd CR Encoder Sensor has advantages in stabilized print quality and silent operation O Heat generation control Using low cost DC motors this product grasps the variations of the torque constants coil resistances and power supply board output voltages of the individual DC motors adequately to carry out heat generation control according to individual differences O CR variation measurement sequence The variations of the torque constant coil resistance and power supply board output voltage of the motor are measured in a CR variation measurement sequence when the CR mechanical load is in the initial status and saved into the EEPROM A6 lt H gt According to the variations individual differences measured in this sequence the voltage is corrected to make the drive current value constant without an individual difference according to the variations individual differences measured in this sequence O CR measurement sequence To set the appropriate drive current value according to the variation of the CR mechanical load the mechanical load is measured in a CR measurement sequence and saved into the EEPROM A4 H A5 lt H gt in a power on or IC change sequence However if 46 is saved at the EEPROM A4 lt H gt and 05 at A5 lt H gt Fatal error will occur since too large load is applied to the CR drive system The above control and sequences correct the drive current value of the CR Motor according to not only the mechanical load but also t
63. ng timings At power off In the power saving mode At the time of Ink Cartridge replacement At the time of cleaning 1 Data is read from the CSIC and developed in the RAM on the Main Board The data is compared with the ink consumption in the printer EEPROM If the data are the same the data is written to the CSIC If they are different only the consumed difference is added and written to the CSIC When cleaning is performed the CL count is also written and when the I C is changed the installation count is also written Download Service Manual And Resetter Printer at http printer1 blogspot com Printer Mechanism 28 EPSON Stylus Photo R800 Revision A L OPERATING PRINCIPLES Initial ink filling When the printer is powered on for the first time after the purchase of the product the printer executes the initial ink filling operation to fill the ink cavities of the Head with ink When the initial ink filling operation is performed properly the printer clears the flag in the EEPROM so that initial ink filling operation will not be performed when it is powered on next The Stylus Photo R800 requires about 150 seconds to perform the initial ink filling operation and consumes about 1 7 of the new ink cartridge If the sequence does not end normally during initial filling the initial filling flag is not cleared and the CL operating flag is set Because of these flags when powered on next time the printer assumes that it
64. oes not operate at all the Relay Connector to the Relay Connector Relay Connector 2 Using a tester check the resistance value of the APG 2 f the resistance value is abnormal Motor change the APG Motor for a new one Resistance value 64 70 15 3 Check the APG Motor connector cable for damage 3 Change the APG Motor Cable for a new one At power on the Pump Motor Pump Motor 1 Check that the Pump Motor connector cable is connected Connect the Pump Motor connector cable does not operate at all to the Relay Connector to the Relay Connector 2 Using a tester check the resistance value of the Pump 2 If the resistance value is abnormal Motor change the Ink System Unit for a new Resistance value 10 3 1096 one 3 Check the Pump Motor connector cable for damage 3 Change the Ink System Unit Cable for a new one Download Service Manual And Hesetter Printer at http printer1 blogspot com TROUBLESHOOTING Overview 58 EPSON Stylus Photo R800 Revision A Table 3 14 Phenomenon Based Fatal Error Check Points Occurrence Faulty Part Timing Phenomenon Detail Part Name Check Point At power on While the power on APG Sensor 1 Check that the APG Sensor Connector cables are 1 Connect the APG Sensor Connector sequence is being executed connected to the APG Sensors and Relay Board cables to the APG Sensors and Relay Fatal error is displayed Connectors CN5 and CN6 Bo
65. printer LED and EPWS error indications you can grasp the fault location using the check list in this section When you have found the fault location refer to Chapter 4 Disassembly and Reassembly and change the corresponding part and or unit The following table indicates the check point reference tables corresponding to the error states LED and EPW3 Error State Communication Error Table 3 1 Reference Tables of Error States Reference Table Refer to Table 3 2 Phenomenon Based Communication Error Check Points on page 39 Model Difference Refer to Table 3 2 Phenomenon Based Communication Error Check Points on page 39 Cover Open Error Refer to Table 3 3 Phenomenon Based Cover Open Error Check Points on page 42 Paper Out Error Refer to Table 3 4 Phenomenon Based Paper Out Error Check Points on page 43 Paper Jam Error Refer to Table 3 5 Phenomenon Based Paper Jam Error Check Points on page 48 Card Loading Error Refer to Table 3 6 Phenomenon Based Card Loading Error Check Points on page 49 Paper Mismatch Error Refer to Table 3 7 Phenomenon Based Paper Mismatch Error Check Points on page 50 Ink Low Refer to Table 3 8 Phenomenon Based Ink Low Check Points on page 50 Ink Out Error Refer to Table 3 9 Phenomenon Based Ink Out Error Check Points on page 50 No Ink Cartridge CSIC Error Refer to Table 3 10 Phenomenon Based No Ink Cartridge Ink Cartridge Error Check Points o
66. pushing Move to tear off position Return from tear off position Roll paper Roll paper switch Paper switch switch When the cutter is set cuts the paper When the photo album is used ejects the paper forwards only Figure 1 2 Control Panel Appearance At this mode the printer can t move the cutter and can t move backwards Ink switch Power switch Note When the printer has frozen hold down the Power switch and Ink switch for 7 1 3 2 Switches seconds to forcibly switch power off O Power switch O Paper switch FUNCTION AT POWER ON O Ink switch o Roll paper switch Table 1 3 Power on Function Paper switch Starts status printings 1 3 3 Indicators Note 1 Status printings prints firmware version ink counter and nozzle check O Power LED Green patterns O Paper LED Red O Ink LED Red Download Service Manual And Resetter Printer at http printer1 blogspot com PRODUCT DESCRIPTION Functions 11 EPSON Stylus Photo R800 Revision A 1 3 5 Indicator Display in Normal Mode Table 1 4 Printer Condition and LED Status Printer status Error status enar paper ink Idle On 20 Data Processing Blink 19 Pause Status 05h 18 Ink Sequence Processing Blink 17 Ink Cartridge Change Mode Blink 16 PG Release Processing Blink Blink Blink 15 Ink Low warning
67. qp Carriage moving direction Figure 2 3 Nozzle Rear View Table 2 4 Relationships between Nozzle Lines and Color Arrangement Line Ink A Yellow Magenta Cyan Matte black Photo black Red Blue I O n m o ou Gloss Optimizer Revision A 2 2 3 Paper Feeding Mechanism The paper feeding mechanism indicates the mechanism that feeds paper or CD R Tray to the PF Roller Shaft Cut sheet Rolllpaper Ae EO Figure 2 4 Paper Feeding Mechanism PE Sensor CD R Tray Star Wheel Rollers Paper eject roller front Paper eject roller rear PF Roller Download Service Manual And Resetter Printer at http printer1 blogspot com OPERATING PRINCIPLES Printer Mechanism 20 EPSON Stylus Photo R800 Revision A 2 2 3 1 ASF Paper Feeding Mechanism The following indicates the ASF Assy driving stepping motor specifications Table 2 5 ASF Motor Specifications Item Specifications Type 4 phase 48 pole PM type stepping motor Drive voltage Bipolar drive constant current drive Winding resistance 42V 5 voltage applied to driver 7 40 10 per phase at 25 C 12 0mH 20 1kH 1Vrms Inductance Drive method The drive of the ASF Motor is transmitted to the LD Roller in the following path O LD Roller Drive Transmission Path ASF Motor Pinion Gear Combination Gear 29 11 Paper Back Cam gt LD Roller ASF Motor Paper
68. r 2 Check the CR Encoder Sensor for damage 2 Change the CR Encoder Sensor Cable for a new one At power on the PF Roller PF Encoder 1 Check that the PF Encoder Sensor is mounted correctly 1 Install the PF Encoder Sensor correctly rotates Test about a half turn SES 2 Check that the FFC of the PF Encoder Sensor is securely 2 Connect the PF Encoder Sensor FFC to connected to the PF Encoder Sensor Connector and Relay the PF Encoder Sensor and Relay Board Board Connector CN9 Connectors PF Encoder Sensor Connector 3 Check the PF Encoder Sensor for paper dust etc 3 Remove the paper dust etc from the PF Encoder Sensor 4 Check the PF Encoder Sensor for damage 4 Change the PF Encoder Sensor Cable for a new one Download Service Manual And Resetter Printer at http printert blogspot com TROUBLESHOOTING Overview 60 EPSON Stylus Photo R800 Revision A Table 3 14 Phenomenon Based Fatal Error Check Points Occurrence Phenomenon Detail rauy Part Check Point Timing Part Name At power on At power on the PF Roller PF Scale 1 Check that the PF Scale is inserted in the slit of the PF 1 Install the PF Scale in the slit of the PF rotates fast about a half turn Encoder Sensor Encoder Sensor correctly 2 Check the PF Scale for damage or contamination 2 Change the PF Scale for a new one During printing Before start of printing Initial Head FFC 1 Check that the Head FFC is securely conn
69. r These errors are explained below Ol If the Cutter Blade cannot reach the left or right HP Sensor the Cutter Blade is returned to the HP Sensor located in the motion starting position right HP Sensor W Cutter Jam Error Indicates that the Cutter Blade can return to the HP Sensor position in the motion starting position within 3 seconds W Cutter Position Error Indicates that the Cutter Blade cannot return to the HP Sensor position located in the motion starting position within 3 seconds Paper cutting by the Cutter consists of the basic cutting sequences 1 and 2 O Basic cutting sequences 1 Means movement from the right HP Sensor to the left HP Sensor At this time as soon as the Cutter Blade starts moving from the right HP Sensor the Timer starts If the left HP Sensor does not detect the Cutter Blade within 3 seconds the Cutter initialization sequence is executed and then Cutter Jam Error or Cutter Position Error occurs O Basic cutting sequences 2 Means movement from the left HP Sensor to the right HP Sensor At this time if the Cutter Blade cannot move from the left HP Sensor to the right HP Sensor within 3 seconds Cutter Position Error occurs 2 2 7 2 Cutter Self cleaning This sequence indicates the operation performed to hold down and remove the ink which may stick to the Plate above the Paper Hold down Flap Plate where the paper print surface comes into contact with the leading edge of the fed roll paper The Cut
70. r the cause of this type of error is removed the printer can resume its operation from where it stopped due to the error Error Status Paper Mismatch Error Table 1 5 General error Occurring Condition If the paper path specified by the print data is different from the printer s real paper path the printer goes to this error Resuming Condition Change the printer s paper path to the one specified by the data Error Status Cutter Jam Error Table 1 5 General error Occurring Condition When Cutter can t cut the paper it goes Cutter Jam Error Resuming Condition Switch power off and recheck the cutter state When a paper jam has occurred clear the paper Cover Open Error When the cover is opened at Economy printing mode the printer goes this error Close the cover Paper Out When printer fails to load a sheet it Set the paper to the ASF goes Paper Out Error and push the Paper switch Ink Out When the printer runs out the most Install the new Ink part of the ink of any one color it warns Ink Low and keeps printing When the printer runs out the whole ink of any one color it stops printing and indicates Ink Out Error User is requested to install a new Ink Cartridge in this state Cartridge O Fatal error After the cause of this type of error is removed the printer cannot return to normal unless it is powered off and then on again Error Status Fatal Error Table
71. rmed on the Front Paper If heaps of ink are formed replace the or end of the print paper Guide Pad Guide Pad and that the Front Paper Guide Pad is installed Front Paper Guide If it has been securely and evenly in the setting position confirmed that the Ink pads have risen reinstall the Front Paper Guide Pad correctly E Front Paper Guide Pad e Front Paper Guide When the paper size in the PW Sensor 1 Check that the PW Sensor FFC is connected 1 Connect the PW Sensor FFC Seni print data is larger than 2 Check that the PW Sensor is not faulty 2 Change the PW Sensor for a new one the size of the fed paper data are printed on the Front Paper Guide extending off the paper Ink sticks to other than the Paper EJ Frame 1 Check the Star Wheel Rollers for ink stain 1 Clean the Star Wheel Rollers with a soft print area of the paper Assy cloth resulting in contamination Front Paper 1 Check the Front Paper Guide for ink stain 1 Clean the Front Paper Guide with a soft Guide cloth Front Paper 1 Check that ink heaps are formed on the Front Paper Guide 1 Change the Front Paper Guide for a new Guide Pad Pad one Download Service Manual And Resetter Printer at http printer1 blogspot com TROUBLESHOOTING Overview 67 EPSON Stylus Photo R800 Revision A Table 3 15 Print Quality Fault Check Points Faulty Part Print Quality State Phenomenon Detail Chec
72. s head from individual users to commercial users As a successor to the Stylus Photo cleaning and detection up to tree times 950 960 this consumer middle high model is capable of CD R DVD R printing and roll paper cutter functions This product has the following features FEATURES O High Color Print Quality W High photo quality thanks to Photo Mach technology W Achievement of higher quality using microweaves and super microweaves W High resolution printing of 5760 x 1440dpi world s minimum dot 1 5pl MSDT O High speed printing O Two Different Interfaces Supported W USB 2 0 HS compatibility E JEEE 1394 O Compact space saving Figure 1 1 Product Appearance O Windows Macintosh Exclusive O Multi size Capable ASF ASF equipped as standard supports forms ranging from business cards to A4 O CSIC compatible Independent Ink Cartridge O Roll paper compatibility O Fast 4 side borderless printing compatibility O Two sided printing compatibility O Prevention of platen printing by optical sensor O CD R DVD R printing compatibility by front loading O Business card card photo printing compatibility O Auto Nozzle Check and Cleaning 1 Download Service Manual And Resetter Printer at http printer1 blogspot com PRODUCT DESCRIPTION Overview 9 EPSON Stylus Photo R800 Revision A 1 2 PG Setting As this printer uses an Auto PG APG an appropriate PG position is set according to the used paper type The
73. s m 4 2 8 1 Page 133 4 2 8 6 Page 138 4 2 6 8 Page 116 29e 4 Page B i Man PG Release Carriage Shaft 1 PE Sensor p n z z A gescht nos 4272 Page 131 ECA Page 90 EM dp vri ha ru d 26 3 Page o asamo pe g 4 2 8 2 Page 134 ee rag ECA EM 42 6 5 Page 103 4 2 8 3 Page 135 i D Paper EJ Frame 1 1 pum Ana 1 FLAG Release Ink System Unit 4 2 6 7 Page 114 Assy I 4 2 6 8 Page 116 Front Paper Guide 4 2 6 11 Page 120 PF Encoder 1 Sensor Holder 4 2 6 4 Page 101 bl Se ee Carriage Shaft Carriage Unit 4 2 6 5 Page 103 Assy 4 2 6 9 Page 117 Upper Paper Assys Page 119 Ink Mark Sensor CR Encoder I PW Sensor o L 43 2 8 6 6 Page 1 198 4 2 8 4 Page 136 4 2 8 5 Page 137 e e les ASF Assy 4 2 4 Page86 o Ink System Unit 4 2 6 7 Page 114 l Ee Sen eil ec Sei l Stacker Assy 4 2 2 Page 82 aem cm Front Paper EJ l PF Roller 4 2 6 14 Page 127 The step for the unit or discrete part within the broken line is not the shortest removal step but is the step necessary for removing the next unit or discrete part Figure 4 1 Disassembling Procedure Flowchart Download Service Manual And Resetter Printer at http printer1 blogspot com DISASSEMBLY amp ASSEMBLY Disassembly 77
74. ter Blade must be operated left to right to operate the Paper Hold down Flap At this time the Cutter Blade generates operating noise during Cutter self cleaning when the roll paper is fed 2 2 7 3 Cutter Cleaning Driver Side This sequence is executed on the driver side By cutting the roll paper three times at intervals of 7cm the ink that may stick to the Cutter Blade is removed to clean the Cutter Blade Download Service Manual And Resetter Printer at http printer1 blogspot com OPERATING PRINCIPLES Printer Mechanism 31 EPSON Stylus Photo R800 Revision A 2 2 8 Power On Sequence The following explains the operation to be performed when the Carriage Unit is inside or outside the HP with the printer powered on CARRIAGE UNIT INSIDE HP CR LOCKED 1 2 The drive of the CR Motor is transmitted to the Carriage Unit and the Carriage Unit performs HP detection operation in the following path W Home position gt Right frame CR Lock confirmation position Right frame Home position 3 The drive of the Pump Motor is transmitted to the Cap Unit the Cap opens lowers and the CR Lock is released 4 After the Carriage Unit has moved leftward by the specified number of steps the Wiper is driven by the Pump Motor to perform the following operation and during that period ink is sucked for about 4 seconds W Wiper setting Wiper resetting 5 The Carriage Unit returns to the home position and the PG posit
75. ting area Periodic large amount flushing detect the Cutter Blade position This is done to prevent ink viscosity in the Print Head nozzles from W The HP Sensors detect whether the Cutter Blade operates properly increasing during continuous printing A large amount of ink is and Cutter Position Error or Cutter Jam Error is displayed according to discharged into the Cap according to the Periodic large amount the operating condition flushing timer 1 fle Lr SE J 1 D m a CH mm mp M T Paper Holddown Flap EE e Right HP Sensor Left HP 9060 sensor Cu Cutter Blade Cutter Motor Paper Eject Roller Relay Board Figure 2 12 Paper Cutter Mechanism Download Service Manual And Resetter Printer at http printer1 blogspot com OPERATING PRINCIPLES Printer Mechanism 30 EPSON Stylus Photo R800 Revision A 2 2 7 1 Cutter Initialization Sequence When the Cutter is fitted the Cutter initialization sequence is executed if the printer has confirmed that the Cutter has been fitted the Power Switch blinks about 5 seconds O Cutter Initialization Sequence The initialization sequence is performed to securely put the Cutter Blade in a standby position detected by the right HP Sensor if the Cutter Blade is not detected by the right HP Sensor The initialization operation is not performed if the Cutter Blade is in the right HP Sensor position when the Cutter is fitted During Cutter operation Cutter Position Error or Cutter Jam Error may occu
76. tion in the back and forth direction of the CD R After the leading edge of the CD R is detected the CD R Tray is fed in the paper ejection direction and the trailing edge of the CD R is detected After that the CD R Tray is fed to the center of the CD R in the paper ejection direction The Carriage Unit moves leftward and the PW Sensor starts detection in the horizontal direction of the CD R After the left end of the CD R is detected the Carriage Unit moves rightward and the right end of the CD R is detected PW Sensor t g J JUR STi i ES ed mmt Dead SEO P CD R Tray Pid 4 Figure 2 6 CD R Printing Mechanism Carriage Unit CD R home position Download Service Manual And Resetter Printer at http printer1 blogspot com Printer Mechanism 23 EPSON Stylus Photo R800 Revision A 2 2 4 Paper Loading Mechanism The Paper Loading Mechanism is designed to transfer the paper fed from the ASF Roll Paper Guide or Board Paper Guide or the CD R fed from the CD R Tray according to the print data 2 2 4 4 Paper Loading Mechanism The following indicates the paper loading driving DC motor specifications Table 2 6 PF Motor Specifications Item Specifications Type
77. uit Operating Principle ENEE 33 5 2 1 PF Belt Tension Adjustment ccccccccsssseceseescsescseseseeeecsteneees 145 2 3 2 C550 MAIN Circuit Operating Principle ENEE 34 5 2 2 PG TELE 147 Chapter 3 TROUBLESHOOTING Chapter 6 MAINTENANCE Download Service Manual And Resetter Printer at http printer1 blogspot com LM TRA BERRRTEDUCDSN INE 153 6 1 1 ROM Replacement eren 153 Ge le MEET 153 6 1 3 Service Maintenance ssssssssssssseeeeeeenenn n 154 GTA lee REN 155 Chapter 7 APPENDIX 7 1 Connector Summary eeeeeeeieeeeseeeeeee ennt nennen nnne 162 7 1 1 Connectors and Pin Layouts ssssssesee 162 7 2 Exploded Diagram eere nnn 163 7 3 Parts List for EPSON Stylus Photo R800 170 7 4 Component Layout eege EENS ee 172 7 5 Circuit Diagram coz icireo eee t EE eiecit ees ra EENS GENEE 174 Download Service Manual And Resetter Printer at http printer1 blogspot com Download Service Manual And Resetter Printer at http printer1 blogspot com EPSON Stylus Photo R800 Revision A 1 1 Overview Note 1 When user performs the Auto nozzle check and cleaning Prints nozzle check pattern and automatically checks print head nozzles If they are The Stylus Photo R800 is a photo printer designed for a wide range of users clogged performs head cleaning If they are not recovered and perform
78. us Photo R800 Revision A Table 3 4 Phenomenon Based Paper Out Error Check Points Occurrence Phenomenon Detail Faulty Part Timing Part Name Check Point Remedy The Paper Switch The trailing edge of the CD R PW Sensor 1 Check that the PW Sensor FFC is placed in the specified 1 Place the PW Sensor FFC in the was pressed at the Tray is fed toward the ASF routing positions and does not make contact with any specified routing positions setting of the CD R Assy up to the Driven Roller parts Tray or board paper of the Upper Paper Guide and is then fed in an attempt CR Encoder Board PW Sensor to move it farther but the Connector Connector Tray is ejected 2 Check that the PW Sensor FFC is not disconnected from 2 Connect the FFC to the CR Encoder the CR Encoder Board and PW Sensor Connectors Refer Board and PW Sensor Connectors to the above photo 3 Check the PW Sensor or PW Sensor FFC for damage 3 Change the PW Sensor for a new one Download Service Manual And Resetter Printer at http printer1 blogspot com TROUBLESHOOTING Overview 47 EPSON Stylus Photo R800 Revision A Table 3 5 Phenomenon Based Paper Jam Error Check Points Occurrence Phenomenon Datel Faulty Part Check Point Timing Part Name At operation At the time of paper ejection 1 Check that the size of the fed paper is not larger than that 1 Since the paper length is larger than the the PF Ro
79. x5 1 C B S 3x10 2 C B S 3x6 3 C B P 3x6 4 C B S 3x8 5 C B P 3x12 6 C B P 3x8 7 C B S P4 3x8 9 C P 3x4 D 10 C B P 2 6x8 Download Service Manual And Resetter Printer at http printer1 blogspot com 8 CR Mount Shaft DISASSEMBLY amp ASSEMBLY Overview 75 EPSON Stylus Photo R800 Revision A 4 1 4 Pre Shipment Checks When returning this product to the user after completion of printer repair check that the work is complete using the following table Table 4 3 Servicing Completion Pre Shipment Check List Class Component Check Item Check Field Main Unit Self test Is the operation normal O Checked O Not necessary On line Test Is the printing successful O Checked O Not necessary Print Head Is ink discharged normally from all the nozzles O Checked O Not necessary Carriage Mechanism Does it move smoothly O Checked O Not necessary Is there any abnormal noise during its operation O Checked O Not necessary Is there any dirt or foreign objects on the CR Shaft O Checked O Not necessary Is the CR Motor at the correct temperature O Checked O Not necessary Paper Feeding Mechanism Is paper advanced smoothly O Checked O Not necessary No paper jamming O Checked O Not necessary No paper skew L1 Checked L1 Not necessary No multiple feeding O Checked O Not necessary No abnormal
80. y and adjustment before transportation since ink will flow into the Cap Unit via the Print Head with the reduction of the atmospheric Table 4 1 Tool List pressure causing ink leakage Tool Name Supplier Code m Use only the recommended tools for disassembly D reassembly and adjustment Refer to Table 4 1 Tool Phillips Screw Driver No 1 O 1080530 List Phillips Screw Driver No 2 O 1080532 WB Tighten screws to the specified torques O 1080527 WB Use the specified lubricants and adhesives ee Make the necessary adjustments under the instructions Tweezers O 1080561 given for disassembling Needle nose pliers O 1080564 Refer to Chapter 5 Adjustment Acetate Tape O 1003963 Sonic Tension Meter O 1231678 O Available in the market Download Service Manual And Resetter Printer at http printer1 blogspot com DISASSEMBLY amp ASSEMBLY Overview 74 EPSON Stylus Photo R800 Revision A 4 1 3 Screw List Table 4 2 Used Screw List The following table lists the screws used in this product When disassembling Appearance Specifications Appearance Specifications and reassembling the printer refer to the following table and use the specified screws in the specified positions The screw numbers given in this manual correspond to the screw numbers in this table LJ 11 C B S P4 3x6 E I 12 C C 3x4 Table 4 2 Used Screw List Appearance Specifications Appearance Specifications 13 C P B P1 1 7x5 14 C B P 2 6

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