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gcd2700_sm4.5 MB

1. Connect sweep generator to TP 211 212 G IF 2 Detector S curve not adj Connect to Digital DC voltmeter 202 201 0 Connect to Speaker output Tuning Coverage Connect to TP211 H 212 6 Tracking Connect to Digital Connect to 211 212 6 OC voltmeter TP 203 204 not Ground Connect to TP206 H 207 6 b CHECKING THE AM BAND SG MODULATION 1 kHz 30 2 towend 1701 kHz 603 kHz 999 kHz Adjusting Circuit Connections Connect sweep Connect sweep generator to generator to TP 251 H TP 208 252 207 Connect Digital DC voltmeter to 202 201 6 Connect to Speaker output Connect AM SG to Test Loop Connect to Digital DC voltmeter TP 205 TP 207 G Connect AM SG Auto stop to Test Loop sensitivity BAND SELECT SWITCH FM SG Frequency 10 7 MHz 98 0 MHz 66 dB 98 0 MHz 66 88 Modulation OFF ANTENNA Dummy 75ohm Unbalance Position of tuning dial ma T2201 V curve u MH i 90 0 MHz 90 0 MHz L2102 L2103 8 ohm
2. Signa Key Input Analogue Signal Key Input Signal Key Input Analogue Signal Key input Analogue Signal DACSEL P142 Select Signal for High Speed Access 1SEL P80 92 a C V Gain Select Signal for Remocon Function UNC SEL 141 Data Out to Tuner Micro SEL Processor 75306 Clock Out to Tuner Micro Processor uPD75306 Ground P140 Select the play Key Valid of the End of A Side when Record Compilation Not Connection 7 Power Supply 5V P33 Not Used Open Busy Signal in from Sub Micro Processor 75306 P32 CD Function Output FUNC El ectricity Failure Detector d DSP RESET Reset Control Signal for DSP Digital Signal Processor DAC Digital to Analogue Converter Interface Data DAC Digital to Analogue Converter Interface Clock DAC Digital to Analogue Converter Interface Latch z z gt WRQ Input from LC7860N 64 LATCH P42 BLOCK DAIGRAM 8 DDESCRIPTION 1C104 LC7866E DIGITAL SIGNAL PROCESSOR OSCILLATION CLOCK CONTROL SBCK SFSY EFLG SBSY DOUT Car C2FCLK ROMQUT 857 OFIN DACLK DF OUT IZATION ION ZEMOQUL A TIONI C2 ERROR DETECTION amp CORRECTION FLAG PROCESSING Dac XTAL SYSTEM SEevO TIMING C
3. 001 CNOOB 5001 Tsoo2 TAPE A TAPE B NORMAL CrO2 NORMAL CrO2 STOP SWITCH L CH R CH E HEAD RIP HEAD TAPE B 0 212 5004 5006 A MOTOR 5007 MOTOR 5003 PLAY 6r 1 018 0 A PLAY 4 BHISE TAPE MECHANISM 60 61 SCHEMATIC DIAGRAM CD CD MAIN ICP 2 Sx zo es L 2 585 EH LB gaj T ie cum am 1602 1403 1604 TOC or LEER 1 1 Lip Lodi iis ais os LELLI TION sper CD L QUT VOL DON CN108 Q KEY GND KEYO je SUB SI BUSY SUB CLK ESCRIPTION pPD75112GF 751 3BE MICRO PROCESSOR SIGNAL PORT PORT DE Ti 1 SCRIPTION NAME DESCRIPTION TIO Not Used Open SLED Outer Direction Output H Active Not Used Open Sled Output to Inner Way Active RWC Output to LC7860N CD MUTE CD Mute Output Level at Power ON LIN Not Used Open P
4. A Motor replacement 1 See illustration at right B Motor speed adjustments 1 Make the adjustment near where the test tape finishes winding 2 Be sure to make the adjustment of the motor speed only after completion of the high speed tim ing adjustment for tape deck A and tape deck B and then making the normal speed timing adjust ment of decks A and B FREQUENCY COUNTER _ DECK TAPE SPEED __ SVRO01 HIGH SPEED 21 TEST POINT CN005 NORMAL SPEED SHORT HIGH SPEED 1 Insert the test tape MTT 111 etc 3 000 Hz 1 Insert the test tape TCW 211 etc 1 500 Hz op into tape deck A tional into tape deck A 2 Press tape deck A s PLAY button 3 Adjust 5 001 so that the frequency counter 2 Press tape deck A s PLAY button shows a reading of 3 000Hz 3 Set to the high speed condition 4 Press tape deck A s STOP button 4 Short circuit test points 5 pins 1 and 2 5 Insert the test tape into tape deck 5 Checking the frequency counter reading is 3 000 6 Press tape deck B s PLAY button Hz Checking the frequency counter shows a reading 6 Press tape deck A s STOP button of 3 000 Hz 40 70Hz 7 After the completion of the adjustment remove 7 Press tape deck B s STOP button the short circuit between test points 5 pins 1 and 2 10 DECK ADJUSTMENTS Make the following adjustments a
5. 1 22 55 3 5 e 2533 529 15K 270 226 10 16 8627 C624 2965 2561627 9 5509 4 N mac 5 5 0604 25C1B15GR zd B 5 MAC I Coo2 22 16 6000000000 SOEOITIEP YUAUNYNUL TT NT TR sizBRCRCY t te c R 6 Y YR FROM 1 COMMON USE 59 5001 5002 5003 5004 TAPE 5005 TAPE 5006 TAPE 5007 5008 0001 002 003 004 7 501 601 502 602 GMACI 61166133 0015 05442 191152473 0501 601 502 602 505 605 506 606 508 608 509 609 984 003 005 008 2 C1815GR PLAY TAPE PLAY REC 8 REC 11121 o o 9 HIM PLAY 5 9 002 SELECT Sw CrO2 SELECT Sw CiO2 PLAY Sw OFF PLAY SW OFF REC 58 OFF MOTOR Sw OFF MOTOR SW OFF STOP Sw OFF VOLTAGE P Av PEC _____ 9 16 25 94 4 28017405 0961 963 25181568 425 944 0001 002 004 255101568 25 733 0006 25 2120 4125 2001 1 001 406908 a 4069 6 r TC4069UBP e TUPDS069U8C RING DIAGRAM DECK FRONT PCB ee CN503 CN504 CN718
6. VTVM Oscilloscope or DC voltmeter 1 2 0 1V less than 98 0 MHz 0 05 3 19 00 kHz 98 0 MHz SVR2 50Hz IRE LOOP ANTENNA DC voltmeter Position of tuning dial 204 1 1 1 5 less than 8 5V Checking the voltage 2 0 4 0V at 85dB 8 dB DECK ADJUSTMENTS REPARATION FOR ADJUSTMENTS Aeasuring instruments tools 1 Test tape 5 6 8 9 I MTT 114N 10 kHz TCW 211 1 500 Hz Optional MTT 111 3 000 Hz TCC 130 DOLBY TAPE AC 224 NORMAL AC 513 CrO2 Oscilloscope At least 10MHz dual channel Digital voltmeter Input impedance 1MQ or more Automatic distortion analyzer or AC voltmeter 80dB input impedance 1MQ or more AF oscillator 400Hz 500mV RMS Frequency counter 5MHz or more Frequency counter probe Screwdrivers non metallic for adjustments DC digital voltmeter HEAD REPLACMENT AND AZIMUTH ADJUSTMENT A Head replacement 1 After replacement demagnetize the heads by us ing a degausser 2 Be sure to clean the heads before attempting to make any adjustments 4 3 sure both channels 1 and 2 the same level Using a dual channel oscilloscope 4 All wiring should be returned to the original posi tion after work is completed Phase alignment Prepare a dual channel oscilloscope Set so that the left and right r
7. 2 TAPE DOLBY NR switch OFF Play the test tape and adjust SVR501 L channel and SVR601 R channel so that playback output 1 NORMAL TAPE becomes 540 mV Tape to be used NORMAL AC 224 Input signal 3448 1kHz 10 kHz B Recording playback frequency gain adjustment DOLBY NR switch OFF a Introduce input signals to the VIDEO terminals Input signal 1448 1kHz b With the unit in the REC mode Tape to be used NORMAL 224 etc Record these input signals 1kHz 10kHz 1 Introduce input signals to the VIDEO terminals 1kHz 10kHz and with the unit in the REC PAUSE mode ad c Press the REWIND button and rewind the tape to just input level for 3dB out the beginning of the recording just made 2 Record the input signal d Press the PLAY button 3 Press the REWIND button and rewind the tape to e Adjust SVR504 L channel and SVR604 the beginning of the recording just made channel so that the 10 kHz and 1 kHz output lev gt _ 4 Press the PLAY button el differences become 1dB f Repeat steps a to e ILLUSTRATION OF CD CHANGER MOVEMENT This CD changer can accommodate and play up to 5 discs CHUCK COVER 72 a OPERATION ise POWER ON gt 2 FUNCTION CD DISC SELECT 1 The sub chassis 27 moves down The disc table 82 turns and the disc 1 table is brought directly above the mechanism where it stops 6 The sub chassis mov
8. BASSXPANDER DUBBING SPEED SEAT CANCEL DOLBY NR SWITCH 50 8 P C B CCN608 SWITCH PUSH DUBBING SPEED BEAT CANCEL DOLBY NR SWITCH PUSH BASSXPANDER DESCRIPTION ASSY PCB REGULATOR ASSY AMP P C B CN620 CN720 CONNECTOR SOCKET 3P POWER AMP P C B CN720 AN7812F IC L7812ML IC NJKFSL2FA IC UPCT812HF DESCRIPTION PARTS LIST REF NO POWER SWITCH P C BOARD ASSY PART 411 021 6405 403 069 8002 403 065 8002 405 065 8002 405 065 8002 614 017 2126 614 017 2133 614 017 2102 614 020 1246 614 204 9864 614 218 0068 614 020 1259 614 017 2102 A407 004 9105 A407 012 3300 407 005 4505 407 013 7109 407 012 4406 407 007 9904 407 005 4505 407 013 7109 409 296 7500 4409 001 7603 44409 078 2402 A409 122 6202 A409 168 2107 405 012 2002 405 011 8609 405 017 9709 405 020 7204 PART NO 614 245 7597 614 017 6964 614 208 4540 A404 000 1607 44404 033 3302 44404 033 3401 A614 018 8967 DESCRIPTION SCR S TPG BIN 3X8MM 1C951 MTG MT PLLYEST 0 1U J 63V MT PLLYEST 0 1U J 63V MT PLLYEST 0 1U J 63V MT PLLYEST 0 1U J 630 PLUG 5P FRONT P C B CN605 PLUG P FRONT P C B CN606 PLUG 3P FRONT P C B CN607 SOCKET 5P PHONES SOCKET P C B SOCKET VIDEO TERMINAL SPEAKER SOCKET 4P POWER TRANSFORMER SECONDARY PLUG 3P REGULATOR P C B CN620 DIODE DSF10C D951 0958 PAIR USE 0100 15 35
9. Chip select Terminal This terminal 747 LC7866 is active internal Resistor Pull Down es 1 Connection terminal of crystat oscillation 16 334 64 o Connection Terminal of crystal oscittation 16 9344MHz TESTA TESTA WIRING DIAGRAM CD SPINDLE MOTOR SLED MOTOR T fes 77710102 e D 968 000 000 1401 4 Secum 099 SE teg Hee GEE _ ga ERE T a CD MECHANISM CD MAIN PCB CD CONTROL CD CONTROL CN106 CN112 66 67 VIRING DIAGRAM 2 POWER TRANSFORMER SECONDARY PCB CN721 FRONT PCB 9 CN602 RESET 08 DISC TABLE SE CHK ON CHK OFF 68 amp TRANSISTOR VOLTAGES CD IC amp TRANSISTOR VOLTAGES CD 1 106 XRA15218F 17 Pin 1 9210 __ 1 2 __ za __ 9 zx 11 0 _ SANYO Electric Ltd Aug 92 450 Printed in Japan Osaka Japan 70 71
10. LEVER SENSING LEVER 614 152 1299 SPRING WIRE CONTROL 614 151 8312 SPRING PLATE GEAR PLATE 614 070 0916 LEVER ASSY 412 026 1808 SPECIAL 5 1 45 3 8 0 5 814 210 3302 LEVER PINCH ROLLER ASSY 614 021 8831 MAGNETIC HEAD ERASE TAPE B 814 151 5090 SPRING 614 067 3258 508 5515 55 614 129 0676 BOSS PLAY REW CHANGE STOPPER 614 201 1744 SLIDE SWITCH ACTUATOR 614 201 1737 SLIOE PUSH BUTTON ACTUATOR 814 140 1539 LEVER EJECT KICK 614 211 3868 REEL ASSY SUPPLY 614 205 1337 SPRING TENSION 614 211 3875 REEL 614 195 5094 LEVER SENSOR TAKE UP REEL 614 152 1244 SPRING WIRE PAUSE CONTROL po 614 208 0320 LEVER PAUSE 614 151 7186 SPRING COIL PAUSE LEVER 614 129 0669 BOSS PAUSE STOPPER 614 140 1508 LEVER RECORD SAFETY TAPE B 614 196 0500 LEVER RECORD 614 196 0555 LEVER PLAY BUTTON 614 196 0517 LEVER REW BUTTON 614 196 0524 LEVER F FWD BUTTON 614 196 0531 LEVER STOP EJECT BUTTON 614 208 0313 LEVER PAUSE BUTTON 614 152 1251 SPRING WIRE BUTTON LEVER 614 152 1268 SPRING LEVER 614 134 9046 GEAR F FWD 412 026 1402 SPECIAL SCREW 2X3MM TAPPING 614 151 8299 SPRING PLATE PACK SPRING CASSETTE 614 209 3849 SWITCH TAPE SELECT NORMAL CRO2 5001 5002 614 067 2770 CHASSIS ASSY 614 140 1522 LEV
11. BLOCK DIAGRAM 12105 LC7883KM D A CONVERTER WITH DIGITAL FILTER 15 TIMING GENERATOR 12108 179 05 5V REGULATOR Voltage gt OUTPUT 50 w U U Superheated Protector 2 INPUT 10201 41265 TUNER SYSTEM BLOCK DIAGRAM 16202 LA3361 PLL FM MPX STEREO DEMODULATOR PHASE COMPEN SATOR INPUT LEVEL vCO AD LOOP FILTER 19 kHz TP CHARGE CAP t4 PASE n LAMP i TRIGGER 9 ronco 0 v vcc MPX IN i OUTPUT STEREO LAMP PHASE COMPENSATOR 1C203 LM7001 ELECTRONIC TUNING DIRECT PLL FREQUENCY SYNTHESIZER PO REY H gt o eem gt ABL SHIFT REGISTER LATCH 801 BINARY TO 1 OF 8 INHIBIT 1 y V 2 V REN TT mS MT LLLI 172 Jenene V t 39 FMIN AMIN CD CL DATA CLOCK CONTROLLER 400HZ XTAL OSC 7 2 2 LOCAL OSCILLATION SIGNAL INPUT DATA INPUT 502 BAND DATA OUTPUT 002 VSS POWER SUPPLY VDO2 IS BACK UP BATTERY PO PD2 vss 8 8 c i CHARG PUMP OUTPUT 803 gt voo2 5 vwo S amin O
12. 0 R 5 T U V amp W Output of Synchronizing signa 7 35 2 Data sub code pass the check then WRQ do H M detect at external Data read out from SQOUT by send the TOCK RWC set the by Micro Processor then it let command by send with Synchronizing TOCK command data Comply with command of track jump oscillate kick Pulse j prescribed number of track 1 4 16 64 Comply with command of track jump it oscillate kick Pulse 8 it jump the prescribed number of track 1 4 16 64 SYNC FS of truth detected from EFM signal SYNC of counter Latch Output during 1 frame Comply with command of track jump it oscillate kick Pulse ft jump the prescribed number of track 1 4 16 64 THLD TESTJ gt 2 For TEST Norma time non connection Comply with command of track jump it oscillate kick Pulse JP 6 JP It jump the prescribed number of track 1 4 16 64 For adjustment of production process Sound on function for TEST Normal time is non connection Output is H time it need de emphasis For TEST Normal time is This output can control at Serial Control from Micro Processor Output 4 2236M H2 This output can control at Serial Control from Micro Processor 51 vests 1 for TEST Norma time is non connection
13. 0 6 mW Max DANGER Invisible laser radiation when open AVOID DIRECT EXPOSURE TO BEAM CLASS 1 LASER LUOKAN 1 LASERLAITE KLASS LASERAPPARAT CAUTION INVISIBLE LASER RADIATION WHEN PANE OPEN AND INTERLOCK OVERRIDDEN OPERATING THE SWITCH This model is provided with a RESET switch The RESET switch serves to clear the contents of the memory in the microprocessor IC103 UPD75112 which controls the TUNER and CD block Following the procedure below press the RESET switch to 5 clear the memory when servicing the key does Dat RESET register when the TUNER or CD player s operation button SWITCH is pressed or if malfunction occurs 1 Disconnect the power cord from the AC outlet 2 Keep the RESET switch depressed for 60 seconds The backed up electrolytic capacitor is discharged by keeping the RESET switch depressed for 60 seconds 3 Re connect the power cord to the AC outlet 4 Press the TUNER and CD operations and check their operation CD OPERATION PROGRAM PROGRAMMED PLAY 10 Select DISC 3 by pressing the DISC SKIP or DISC SELECT button PROG blinks Up to 32 selections from up to 5 discs can be pro 3 TRACKAL 4 grammed for play in any order PROG The same track or disc can be programmed more than m once 211 Press the MEMORY button PROG remains lit DISC3 TRACKAL Pr 4
14. 7363 614 176 7024 614 180 4644 614 244 0940 614 243 5472 614 234 5511 414 232 6671 614 245 9867 614 216 9124 614 216 9065 614 216 9117 614 194 9239 614 216 9254 614 216 9247 6 4 216 9230 614 220 5737 614 245 9751 614 235 9433 614 227 6690 614 051 5808 614 208 0546 CABINET amp CHASSIS REFNO PART 614 240 6274 614 112 3509 614 125 0830 614 232 4677 614 239 4405 614 244 0681 614 244 4757 614 239 4410 614 240 2719 614 240 2702 614 239 4281 614 216 7083 614 129 1901 614 240 7035 614 242 4209 614 218 0051 614 240 7011 614 240 7028 614 242 4225 614 240 6403 614 240 6496 614 240 6465 614 240 6489 614 240 6502 614 240 6458 614 240 6472 614 240 6410 614 242 4216 614 069 0385 614 239 4519 614 240 8926 614 239 4526 614 242 0447 614 239 4618 614 242 0454 DESCRIPTION ASSY COVER DUST HINGE DUST COVER ees CUSHION 8X15MM HINGE MTG SHEET CD CRANGER DISC TABLE MTS PANEL SIDE LEFT PANEL REAR MADE IN SINGAPORE PANEL REAR MADE IN MALAYSIA PANEL SIDE RIGHT LEFT BRACKET M RIGHT CABINET BOTTOM ASSY 2001 MTG FIXER AC POWER CORD ASSY DECORATION B ASSY DECORATION A SPRING WIRE 10 LID CASSETTE ASSY LID CASSETTE TAPE A ASSY PANEL CD TUNER AMP WINDOW FUNCTION INDICATOR CD TUNER TAPE VIDEO BUTTON FUNCTI
15. 8P CD CONTROL P C B CN112 614 231 2667 RESONATOR 16 93MHZ PLUG 4P TEST POINT IC LA9210M LA6524 IC LC7866E IC LC7883KM IC XRA15218F IC BA15218F TR 25A1037K R LASER DRV TR 2SC2412K R TR 25C2412K R DAC VREF REG MT GLAZE 1K 1 10W MT GLAZE 56 1 8W R1102 R1102 MT GLAZE 18K JA 1 10W MT GLAZE 33K 1 10W MT GLAZE 22K 1 104 MT GLAZE 10K JA 1 10W MT GLAZE 2 2K JA 1 10W MT GLAZE 100K JA 1 10W MT GLAZE 3 3K JA 1 10W MT GLAZE 2 2K JA 1 10W MT GLAZE 33K JA 1 10W MT GLAZE 390K JA 1 108 R1117 R1118 AE MT GLAZE 120K 1 10W MT GLAZE 47K JA 1 10W MT GLAZE 22K 1 108 MT GLAZE 1 2K JA 1 10W 614 017 3925 614 017 2591 614 017 2553 409 245 4802 44409 247 0000 409 248 8708 409 262 1709 409 241 5506 409 192 7109 405 002 0308 405 014 4509 405 014 4509 401 037 5400 401 036 9607 401 037 9309 401 038 3702 401 038 0800 401 037 5608 401 038 0701 401 037 5707 401 038 3603 401 038 0701 401 038 3702 401 038 5409 CD CONTROL P C DOARD ASSY REF NO PART 614 245 7719 41614 121 6829 A614 121 5891 411 021 6405 405 196 9602 614 017 3925 614 017 2102 DESCRIPTION 55 0 CONTROL HEAT SINK ICI07 MTG HEAT SINK IC107 MTG SCR S TPG BIN 3X8MM IC107 MTG DL ELECT 0 047F Z 5 5V BACK UP PLUG 13P CD MAIN P C B CN104 PLUG 3P POWER TRANSFORMER SECONDARY 10 SOCKET 10P
16. A 2 Manual reverse 1 Press the EDIT button until appears ora the display 2 Press the REC button 3 Pressthe b 00 button Recording starts on side A with track 1 4 Follow steps 6 to 9 of Normal edit recording MANUAL RECORDING For programmed recording program the material in advance as described under PROGRAMMED PLAY 1 Press the REC button 2 Pressthe gt 0a button Recording starts Ifthe FADE button is pressed during recording the sound begins to fade out from that point abon 10 seconds The CD player pauses but the deck contin ues recording REMOVAL INSTALLATION Disconnect the power cord plug from the electrical outlet All wiring should be returned to the original posistion after work is completed First have reading many the new FIXERS 614 129 4971 for replacement REMOVAL OF FRONT PANEL ASSEMBLY 1 Remove the 6 CD changer block mounting screws 2 Remove the 8 side panel mounting screws 2 3 Remove the 11 rear panel mounting screw POWER TRANSFORMER SECONDARY PCB REMOVAL OF FRONT PANEL BUTTONS 2 I d 5 REMOVAL AND INSTALLATION c REMOVAL OF TAPE MECHANISM amp P C BOARD 1 Remove the 2 tape deck P C Board mounting screw 0 2 Remove the 6 tape mechanism mounting screws XU Or 9
17. FRONT P C B CN602 SOCKET 13P FRONT P C B CN601 SOCKET RESET P C B CN113 PLUG 6 0150 TABLE MOTOR CNOO3 PLUG 8P POWER SUPPLY CN105 DIODE 05 10 P 01601 01604 PAIR USE DIODE 15835 2004 DIODE GMA01 DIODE 155133 DIODE 05442 DIODE 152473 IC UPD751126F 751 3BE IC 5278005 614 227 0011 614 240 2467 614 035 4911 614 017 3857 614 017 3871 A407 004 9105 4407 012 3300 407 007 9904 407 012 4406 407 005 4505 407 013 7109 410 149 9909 A409 189 4203 401 037 6702 401 038 6505 401 038 0800 401 037 6704 PARTS LIST REF NO PART DESCRIPTION A409 169 7804 409 078 1900 A409 040 1105 M409 018 5500 14 205 2914 614 205 2914 405 006 1806 405 000 4407 405 006 1806 405 011 8509 405 000 4407 405 033 6805 405 021 0600 A402 060 5306 402 060 5306 614 215 5523 614 215 5561 IC NJM78HOSFA IC L7805HL IC NJH79L05A IC 46510 IC PROTECTOR ICP N25 IC PROTECTOR ICP N25 TR 2549335 TR DTC124ES CQ1112 01113 TR 2549335 TR 25 17405 5 01312 01313 TR DTCI24ES Q1521 01322 TR 25014485 5 01502 01503 TR 2501012 6 5 RESISTOR 1 J 1 2W RESISTOR 1 J 1 2W RESONATOR CERAMIC 4 19MHZ RESONATOR CERAMIC 4 19MHZ IR REHOTE CONTROL SENSOR P C BOARD ASSY REF NO PART ND 93 614 245 Ti33 CN256 614 035 4928 02600 407 152 1593 RESET SWI
18. OF THE LCD S PRINTED CIRCUIT BOARD 1 2 3 4 THE DISPLAY WHEN THE KEY SWITCH HAS BEEN PRIESSED 1 Turn the POWER switch to 2 Switch the unit to the service mode by pressing tine tuner s MEMORY key within one second after pressing the CD player s MEMORY key and thre tuner s BAND key simultaneously 3 When the tuner s BAND key is pressed the LCD reads REC to indicate that the key input has been registered 4 When the tuner s MEMORY key is pressed the LCD in addition to REC described in 3 above also reads TIMER 5 Thus as shown in the table below the characters and symbols displayed on the LCD increase as the corresponding keys are pressed 8 To cancel the service mode press the FM TUNE MODE key KEY BUTTION LCD INDICATED TUNER BAND MEMORY service mode proe oe e 14 Turn the POWER switch to Switch the unit to the service mode by pressing the CD player s REPEAT key within one second after pressing the CD player s MEMORY key and the tuner s BAND key simultaneously COMPUTER REC WIDE CLOCK sm RANDOM Confirm that one segment of the LCD comes WAKE UP LiB MW 1 AM LeveL 131141 twam 1161 21181181 each time the CD player s REPEAT key is TIMER REC DISC ST TRACK AUTO MONO FADE TIME
19. S 6P CNOOS CN111 CONNECTOR ASSY CONNECTOR S 13 CN104 CN106 CONNECTOR ASSY CONNECTOR S 8P CN105 CN112 CONNECTOR FUSE 2509 0 4A F901 PCB POWER TRANSFORMER PRIMARY PCB PHONES SOCKET STOPPER ASSY CONNECTOR S 3P TAPE SELECT SWITCH ASSY CONNECTOR S MECHANISM SWITCH DESCRIPTION ASSY PCB TUNER SHIELD PARTS SIDE 2 USED SHIELD PLATE PATTERN SIDE TERMINAL POLYPRO 1000P J 100V NP ELECT 1U Q 50V FILTER 10 7HHZ FILTER 10 7HHZ FILTER 450KHZ CERAMIC FILTER TERMINAL 4P EXT ANTENNA LOOP ANTENNA PLUG 10P FRONT 251 PLUG 4P FRONT P C B CN252 TRIMMER 11PF VARACTOR SVC211 B AL 02101 02103 DIODE 6 401 02104 02105 0100 155133 0100 155176 DIODE 6 01 DIODE 1551335 DIODE 155176 REF NO 02301 OR PART 407 007 9904 407 012 4406 407 012 5809 407 007 9904 407 012 4406 407 012 5809 409 195 3108 409 016 9500 409 066 7600 614 229 0866 614 229 0873 614 239 7282 614 028 4058 614 241 1162 614 028 4256 405 114 8506 405 114 8407 405 012 5904 405 114 8506 405 114 8407 405 012 5904 405 012 5904 405 018 7902 405 012 2002 405 020 7204 405 001 7001 405 012 2002 405 020 7204 405 067 0800 405 078 2404 405 000 0904 405 067 0800 405 078 2404 405 000 0904 405 114 1804 405 114 1903 405 012 2002 405 020 7204 405 012 2002 405 020 7204 405 016 2206 405 016 2305 405 012 2002 205 020 7204 405 016 2206 405 016
20. Vp p 3dB jour STORE 500mV RMS Checking the Tracking gain Connect an oscilloscope via the band pass filter to TP103 TE IC101 d Play the test disc 47 K ohm Connect an AF oscillator via a 47K ohm resistor to TP104 O 400Hs pin 14 of IC 101 RMS Frequency 400Hz amplitude 500 mV RMS B P F Check the average 400 Hz TE signal amplitude on 22572 TP103 measured through the band pass filter is 500m Vp p A NS XX XXX X Checking the eye pattern The adjustments complete the adjustments of the CD player Next check the eye pattern wavetorm Check to be sure that the eye pat tern is at the center of the waveform and that the diamond shape is clear ly defined TP101 RF XPLODED VIEW CABINET amp CHASSIS gg 055 o vA bi ES 4 fe e 22 e U Poor e 326 SISSVHO 8 13Ni8V2 PARTS LIST PRODUCT SAFETY NOTICE Each precaution in this manual should be followed during servicing Components identified with the IEC symbol A in the parts list and the schematic diagram designate components in
21. b Replacement and lubricatson of the CD mechanism OPEN BE SURE AT THIS TIME NOT TO TOUCH ANY OTHER PART POWER GEAR EM 50L 28 MIDOLE GEAR 50 p LOCK SLIDE CHASSIS ASSY EM 50L CHUCKING SWITCH LEVER POSITION EM 50L SLED zwa lt 2 1 PINCH LEVER OIL DON T STICK ON ROLLER lote 50 HM MOLYKOTE EM 50L G 7 666m SANGREASE SG 7 AQP FLOIL OIL 949P ER 4 CD PLAYER ADJUSTMENTS c Replacement and lubrication of the CD changer After insert gear lever and special washer apply MC grease EMSOL to 1 3 length portion of shaft PULLEY IDLER EMSOL GEAR DISC TABLE 5 CHASSIS SHAFT EMSOL After insert gear lever to shaft Lever in set under the ribs TERMINAL ic 8 95 0 1 mm DISC TABLE MOTOR MARKO D PLAYER ADJUSTMENTS PREPARATION FOR ADJUSTMENTS Measuring instruments tools and filter Test disc F30L 50146 Poly Gram etc Oscilloscope 555711 10 MHz or dual phenomen on or Memoryscope 0556521 Storagescope AC voltmeter 80dB input impedance 1 9 more 400Hz 500mV RMS 3 Screwdrivers non metalic for adjustments 3 pass filter TP101 RF TP102 FE TP104 GND 2 SVR11 PARTS LOCATION 1 All measurements are referred to 104 GND 2 Adjus
22. min 1 Press the EDIT button until C 46 appears EDIT 2 Press the DISC SKIP or DISC SELECT button to select the disc DISC 1 Disc SKIP 3 Press the MEMORY button EZ PROG blinks and the display indicates TRACKAL 23 00 EDIT SIDEA PROG 123 m The remaining time on side blinks on the time display 3 CD OPERATION 4 Pressthe lt 44 or DD gt 26 button to select the track 7 Repeat steps 2 5 to program the tracks to be TRACK 5 4 44 44 e i corded onto side B PROG remains lit Ifatrack exceeding the remaining time on side B is DISC 1 TRACKS 13 00 EOM programmed Err will appear in the display for 4 PROG 123 seconds 5 Press the MEMORY button 8 Insert the C 46 cassette tape into the tape deck to MEMORY record side A P PLAY CH 9 Press the REC button DISC 1 TRACKS 13 00 SIDEA PROG 35 10 Press the gt m button Recording starts 6 Repeat steps 2 5 to program the tracks to be re corded onto side A The programmed tracks will play in sequence starting If atrack which exceeds the remaining time on side from track 5 on disc 1 and pause at the end of track 3 Ais selected its remaining time blinks on the dis on disc 3 play 4 DISC 1 TRACKS 0 01 EOTD SIDEA When the MEMORY button is pressed SIDE PROG 25 disappears and SIDE B appears The remaining time on side B appears on the display Th
23. the DD DH button The program is cleared in the following cases PROG blinks Whenthe D button is pressed in the stop mode DISC1 TRACK6 Pr 2 PROG 2 Changing a program To add new selection to program 6 Press the MEMORY button PROG remains lit 1 In the stop mode press the MEMORY button repeat DISC 1 TRACK6 2 edly until the following display appears PROG 2 6 I n 2 Select a disc and track number 7 Select DISC 2 by pressing the DISC SKIP or DISC 3 Press the MEMORY button SELECT button PROG blinks DISC 2 TRACKAL To change a selection PROG 1 Press the MEMORY button repeatedly until the selec A 8 Select track 9 by pressing button tonito be replaced is displayed 2 a disc and track number 3 Press the MEMORY button FIN 9 Press the MEMORY button PROG remains lit Operations during programmed play DISC2 TRACKS Press the or button to skip PROG 9 programmed tracks Ifthe end or beginning of the current track is reached in forward or reverse search mode the player enters the pause mode 2 D OPERATION RECORDING COMPACT DISCS EDIT RECORDING The following edit recording operations can be performed Selections from multiple discs can be programmed and recorded automatically 8 Normal edit recording b Program edit recording Fade
24. 06 409 121 8702 409 145 8405 409 016 8701 409 119 9803 614 029 3807 614 027 8545 614 210 3685 614 202 8865 614 029 3142 614 029 3807 614 027 8545 614 210 3685 614 202 8865 614 029 3142 614 212 0804 405 001 7001 405 005 2002 405 011 8609 405 012 2002 405 020 7204 405 001 7001 405 005 2002 405 011 8609 405 012 2002 405 020 7204 405 012 7403 405 013 1301 405 011 8609 405 012 2002 405 020 7204 405 011 8609 405 012 2002 405 020 7204 405 011 8609 405 012 2002 405 020 7204 405 011 8609 405 012 2002 405 020 7204 DESCRIPTION ASSY PCB DECK TUBE 20X2MM R981 MTG POLYPRO 0 0180 J 1007 PLUG 3P TAPE SELECT SWITCH PLUG 6P TAPE MECHANISM SWITCHES PLUG 2P HIGH SPEED TEST SOCKET TAPE OUT SOCKET 4P MOTOR 50 2 5 0 SWITCH P C B CN058 ASSY CONNECTOR S 4P TAPE A HEAD ASSY CONNECTOR S 7P TAPE B HEAD PLUG SP FRONT P C B CN604 PLUG 9P FRONT P C B CN603 DIODE GMA01 0001 0014 PAIR USE DIODE 155133 DIODE 05442 DIODE 152473 DIODE 6 01 0016 0019 PAIR USE DIODE 155133 DIODE GMAO1 DIODE 155133 DIODE 6 01 0501 0502 DIODE 155133 DIODE 6 01 0601 0602 DIODE 155133 IC LC4069UB IC TC4069UBP IC UPD4069UBC IC LA3246 If UPC1330HA 1 143220 CXA1101P MX COIL CHOKE INDUCTOR FERITE 3 3HHZ FILTER 6 8HHZ COIL 85KHZ MX COIL CHOKE INDUCTOR FERITE 3 2 FILTER 6 8HHZ 011 8 5 TRANSFORMER OSC TR 2SA1015 GR
25. 1 2 ON OFF FORWARD 9 9 id RETURN e SLED MOTOR msec 30msec ROTATION REVERSE Revolution ee eee SPRING 28 SUB CHASSIS 27 LLUSTRATION OF CHANGER MOVEMENT Si SPRING 26 246 2 CAM PULLEY 37 SUB CHASSIS 27 CAM GEAR 38 PINCH LEVER 57 SUB CHASSIS 27 3 If the stop number and deceleration stop signal are in put from the side of the rotating disc table the table decelerates and stops near the applicable number and after the center has risen by means of the pinch lever 57 the lock slide enters the stop slit where it is secured The pinch lever also measures the back tension of the table and prevents jogging LOCK SLIDE 31 gt STOP SLIT DISC TABLE GEAR LOCK SLIDE 51 PINCHLEVER 57 STABILIZING VE PHOTO COUPLER DISC TABLE SENSOR 103 DISC STOP GSC No CD PLAYER S SERVICE MODE The service mode can be used to check the CD player INTRO SCAN We 5 gt 118 Play pause RANDOM PLAY Stop Skip Search OPERATION D OPERATION SL MEMORY FM TUNE MODE TUNER JE JI TUNING DOWN UP OPERATION a gt MEMORY PRESET DOWN UP POWER VOLUME DOWN UP TAPE BASSXPANDER VIDEO DUBBING 5 CANCEL PLAYER S SERVICE MODE CHECKING THE MOUNTING
26. 14 614 233 1774 614 230 2309 614 232 4684 411 020 9702 614 233 7943 614 240 2870 614 124 8509 811 020 9902 614 227 6457 614 240 2559 411 020 9902 614 243 9968 614 129 9136 41 021 4906 411 021 6405 614 245 9531 614 228 9792 614 224 2575 614 243 9951 614 243 7469 614 017 3826 614 017 5826 614 017 5857 614 243 9524 614 017 5826 407 137 8006 401 026 9600 DESCRIPTION SCR S TPG BRZ FLG 3X8MM CHUCKING DETECTOR SWITCH P C BOARD SCREW WASHER 2 6 6 0 8MM PINCH LEVER SPECIAL WASHER GNW ROLLER ASSY ROLLER ASSY LEVER PINCH LEVER ASSY SPRING TENSION PINCH LEVER ASSY CHASSIS ASSY MOTOR DISC TABLE SCR S TPG BRZ FLG 3X8MM DISC TABLE MOTOR P C BOARD SCR S TPG BIN 3X10MM CHUCK COVER FIX COVER CHUCK SCR S TPG 2X4MM CHUCK PLATE PLATE CHUCK SCR S TPG BRZ FLG 3X8MM CHUCK BRACKET BRACKET H CHUCK MAGNET CHUCK PRESSURE MAGNET CHUCK PRESSURE PULLEY CHUCK SHEET CHUCK PULLEY SCR S TPG BRZ FLG 3X8MM PROTECT DISC TABLE BRACKET BRACKET M PROTECT DISC TABLE TURNTABLE DISC TABLE RUBBER CUSHION REDUCE SHOCK SCR S TPG BRZ FLG 3X8MM ROLLER ASSY ROLLER DISC TABLE SUPPORT PANEL 015 TABLE SCR S TPG BRZ FLG 3X8MM SENSOR P C BOARD MTG ASSY CONNECTOR S SENSOR P C BOARD LUG LEAD MTG SCR S TPG BIN 3X20MM LUG SCR S TPG BIN 3X8MM LEAD MTG ASSY P C BOARD CHUCKING SWITCH SWITCH LEVER 5003 CHUCKING RELEASE DETECTOR SWITCH SWITCH LEVER 5002 CHUCKING DETECTOR SWITCH ASSY CONNEC
27. 14 139 8679 LEVER PAUSE KICK 412 005 8101 SPECIAL SCREW PAUSE KICK LEVER 614 151 4758 SPRING COIL PAUSE KICK LEVER 4 33 EXPLODED VIEW CD MECHANISM 0 4 35 NO U WN PARTS LIST CD HECHANTSHCPH DAD2000 SP PART NO 614 246 3673 620 207 1466 620 205 9426 411 138 1805 620 206 7933 620 205 9365 412 037 2900 620 133 4159 600 205 9471 411 106 7709 620 207 6010 620 015 8633 412 037 2900 614 246 5703 620 211 2619 411 106 7709 620 216 5635 620 206 7773 614 246 3697 614 245 8877 620 123 0772 412 043 3007 620 212 5145 620 212 5138 412 032 6408 614 234 1391 614 240 2689 614 234 9588 614 234 1407 411 020 9902 614 240 2887 614 240 9459 411 020 9902 411 020 9902 614 230 1692 412 052 4608 614 228 4094 614 227 6594 614 228 5257 614 127 1576 614 007 6624 412 012 7609 412 045 6402 412 041 6000 614 245 2530 614 227 6600 412 044 7905 614 244 5303 412 045 5900 411 020 9902 614 240 2856 411 155 1901 DESCRIPTION ASSY PICKUP WITH RACK GEAR ASSY PICKUP LASER 9 INC 1 1 PLATE RACK 1 2 SCR FLT PCS 2X5MM RACK GEAR MTG 1 3 GEAR POWER GEAR MIDDLE SPECIAL SCREW PICKUP SHAFT MTG SHAFT PICKUP RAIL LONG GUIDE BAR PICKUP SHAFT SHORT SCR PAN PCS 1 7X2 5MM SLED MOTOR CLAMP WIRE MTG LEAF SWITCH LIMIT SWI SPECIAL SCREW LIMIT SWITCH MTG 855 5515 WITH SPINDLE MOTOR 8 TURNTAB
28. 2004 0100 05442 DIODE 152473 DIODE 15 133 0960 0961 DIODE GMAO1 0100 05442 0100 152473 LA4280 A ANT812F IC 78124 IC NJM7812FA IC UPC7812HF TR 2561815 68 Q750 0850 0950 0951 PAIR USE TR 25617405 5 TR 25 3330 0 TR 2SC945A K DESCRIPTION ASSY PCB POWER SWITCH TERMINAL BOARD FUSE HOLDER CERAMIC 0 010 4009 CERAMIC 0 01U H CERAMIC 0 01U 2 SWITCH POWER POWER TRANSFORHER SECONDARY P C BOARD ASSY REF NO PART NO 614 245 7634 614 051 9808 403 057 3800 614 020 1246 614 020 6555 614 226 9213 4 402 045 1507 DESCRIPTION ASSY PCB POWER TRANSFORMER SECONDARY LUG GROUND POLYESTER 0 10 50V SOCKET 5P POWER AMP P C B SOCKET SP CD CONTROL P C B CN107 SOCKET 3P CN710 CN107 CONNECTOR RESISTOR 0 47 J 1M PHONES SOCKET P C BOARD ASSY 88 CN704 CN712 614 245 7658 614 020 1246 614 035 1712 DESCRIPTION ASSY PCB PHONES 5 AMP P C B SOCKET PHONES DECK P C BOARD ASSY REF NO 29 PART 614 244 4511 A614 130 6926 403 081 1209 614 017 2102 614 017 2133 614 016 4084 614 020 8849 614 020 6562 614 020 6548 614 223 0329 614 223 0336 614 017 2126 614 017 2164 407 007 9904 407 012 4406 407 005 4505 407 013 7109 407 007 9904 407 012 4406 407 007 9904 407 012 4406 407 007 9904 407 012 4406 407 007 9904 407 012 4406 409 020 9107 409 051 3907 409 059 32
29. 2305 405 012 2002 405 020 7204 614 204 1901 614 239 7299 614 030 4114 614 240 1118 614 234 0486 614 245 7702 614 239 1723 614 240 8940 614 244 9684 614 239 4656 614 241 0998 614 035 4997 614 035 4935 614 244 1602 DESCRIPTION DIODE 6 01 02301 02302 DIODE 155133 DIODE 155176 DIODE 6 01 DIODE 155133 DIODE 155176 16 LA1265 AU0 143361 IC LM7001 TRANSFORMER TRANSFORMER RF TRANSFORMER OSC FILTER TUNER FILTER TR 25 193 TR 2SK193 LL 25 1923 TR 2SK193 HL TR 25K193 LL 25 1923 TR 25 1923 TR 2SC380TH 0 TR 2501815 6 TR 2SC945A K TR 2SA1015 GR TR 25 1815 68 TR 2509458 TR RN2207 TR 1 TR DTA114YS TR RN2207 82351 02352 TR BN1A4P TR DTA114YS 2SC1815 GR Q2451 05452 TR 25 18154 TR 25 1815 68 TR 25 945 TR 25 1815 6 TR 25 9454 TR 25 2878 TR 2502878 8 TR 25 1815 6 TR 2SC945A K TR 25 2878 TR 25C2878 B TR 25C1815 GR TR 25 945 SEMI FIXED RESISTOR 10K OHM LF T I F T 10 7HH2 RESONATOR 7 2 2 RESONATOR 7 2MHZ DESCRIPTION ASSY PCB FRONT LCD LCDO1 82 A SHEET WHITE LCO 82 8 SHEET YELLOW LCDC82 C MOUNT M LCD 82 0 COVER LCD MTG LOWER 82 E SOCKET 10P TUNER P C B SOCKET 4P TUNER P C B ASSY 5 CN251 CN241 CONNECTOR PARTS LIST REFNO PART 614 244 1596 614 035 4928 614 244 0155 614 211 3202 61
30. 306 SIGNAL NAME PORT NAME DESCRIPTION CONNECT MAIN 51 581 P10 INTO P11 INT1 Data in from Main Micro Processor yPD75112 Not Used Ground Not Used Ground P12 INT2 Not Used Ground Not Used Ground Select Signal for AM Signal Type Wide HIGH Narrow LOW z P13 T10 P20 PT100 47 S PCON P21 MUTE WIDE TUNER TUNER TUNER MAIN Tuner Power Signal Series ACTIVE HIGH LEVEL P22 PCL Tuner Mute Signal ACTIVE HIGH LEVEL BUSY P23 BUZ P30 LCDCL P31 SYNC Busy Signal Out to Main Micro Processor 65117 w Initial Set for User Country Open Ground Initial Set for User Country Open or Ground Initial Set for User Country Open or Ground 3 FM MUTE D Select Signal for FM Auto Mute SET Open lt Power Supply 5 Not Used Ground OSC X tal Terminal for Main Clock 2 T Not Used Open OSC X tal Terminal for Main Clock Non Connection in 4 194304 MHz Out 4 194304 MHz Select Signal for CLOCK Select Signal for AM IF S4 12H 24H 55 AM IF 56 D S P60 KRO P61 KR1 P62 KR2 P63 KR3 P70 KR4 24H Open 12H Vss SET Open NOT Vs SET Open NOT Vs ACTIVE HIGH LEVEL TUNER Vss Vss Vss Vss Voo Vss 62 Sele
31. 4 02 5 6 Sa 156 d o u 21 26 R210 Ko 8 SET 470 1 2132 C212 DRE pul SKIE RRS 42 an AG 58 E 5 38 02452 2SC1815 L GR C2238 2219 2227 5 R2472 0 0 10 16 39K 6 1 50 1 5K R2473 10K 82701 R2801 R2310 3 3K 3 3 470 AMIN FMIN VDO VDD2 1 203 LM7001 02351 RN2207 02352 RN2207 i4 2903 1 50 y 22304 2 92701 255181569 02302 42207 6 3 3K 12 0 02702 25 2878 02802 25 2878 CN241 s TU L 27 12 CN242 Zm 42 43 JIRING DIAGRAM TUNER TUNER EXT ANTENNA FM 750 AM LOOP ANTENNA 2 CN254 44 45 SCHEMATIC DIAGRAM ro DECK SEC gt 853 5 7 54 33 N i joli lo Se Fu 2 CN602 num TO SEC 1 s w M DOLBY 70 POVER AMP SEC 48 47 BEAT DUB SPEED BASS EXP 2 lt OFF X CN607
32. 4 DISC SELECT gt SWITCH PCB 24 BASSXPANDER DUBBING SPEED BEET CANCEL DOLBY NR SWITCH P CB deed E 27 POWER SWITCH d WIRING LAYOUT a CD MECHANISM BLOCK Arrange the wiring as shown in the figure EM NW CN003 6P S SSS AIRS UCNIT CN105 8P A Nz WS CN104 13 REMOVAL AND INSTALLATION b POWER CORD Arrange the Power cord as shown illustration POWER SWITCH 614 129 4971 POWER AMP P C BOARD 4 POWER TRANSFORMER 1 Arrange the lead wire so that they are not near the 1 See illustrations heat sink of the POWER AMP P C Board LEAD WIRE MUST NOT TOUCH TO HEAT SINK HEAT SINK POWER TUNER ADJUSTMENTS TUNER PCB K 192019 AN J489 us 2102 0009 7 87 J417 SVR23 TP211 H TP206 H 252 a 6 6 8312103 L2104 53 T C2217 AM INPUT T2201 Q eo 1435 e203 at TP205 H 1432 wh 205 235 7 TP234 Ae TUNER ADJUSTMENTS Use a plastic screwdriver for adjustment Speaker impedance Standard Output 50 mW FM MODE switch STEREO e TUNING FM 87 5 108 0 MHz 50 kHz step 531 1701 kHz 9kHz step a FM ADJUSTMENT Adjusting Connections Connect sweep generator to TP 223 H 224 G V curve
33. 4 211 3233 614 244 0148 614 211 2991 614 240 2450 614 226 9978 614 020 6616 614 020 6579 614 020 6579 614 020 6586 614 020 1222 614 035 4973 407 007 9904 407 012 4406 407 012 5809 407 005 4505 407 007 9904 407 012 4406 407 012 5809 407 036 9203 407 036 9203 407 036 9203 407 036 9203 407 039 5905 407 039 5905 407 039 5905 407 039 5905 407 039 5905 407 005 4505 407 013 7109 407 007 9904 407 012 4406 407 007 9904 407 012 4406 407 007 7904 407 012 4406 407 005 4505 407 013 7109 407 007 9904 407 012 4406 410 146 1203 409 003 9308 409 053 0409 409 018 4909 409 003 9308 409 039 9204 409 020 0906 614 028 4256 614 045 9661 614 045 9661 405 011 8609 405 000 2205 405 000 6104 405 011 8609 405 000 6104 DESCRIPTION ASSY CONNECTOR S 4P CN252 CN242 CONNECTOR SOCKET 3P IR P C B SOCKET 9P CN603 CN718 CONNECTOR SOCKET 5P CN604 CN717 CONNECTOR SOCKET 5P CN605 CN701 CONNECTOR SOCKET 6P CN606 CN702 CONNECTOR SOCKET 2P CN607 CN703 CONNECTOR PLUG 13 CONTROL CN109 PLUG 10P CD MICRO PROCESSOR P C B 108 SOCKET 9P DECK P C B SOCKET 5P DECK P C B SOCKET SP POWER AMP SOCKET 6P POWER AMP SOCKET 3P POWER SOCKET 8P SWITCH P C B BASSXPANDER DUBBING SPEED BEAT CANCEL DOLBY NR DIODE GMA01 DIODE 155133 DIODE 155176 DIODE 05442 DIODE 6 401 02503 02504 DIODE 155133 0100 155176 LED SLP 138C 51 B FUNCTION CD LED SLP 138C 51 B FU
34. 5 SANYO FILE NO Service Manual CD Changer stereo GCD 2700 Music System 0 0 0 0 08010101 4 0000 00 0 0 Of PRODUCT CODE SPECIFICATIONS aiios 1 EXPLODEDVIEW 23 LASER BEAM INFORMATION l PARTS LIST Causas e a pen 26 OPERATING THE RESET SWITCH 2 INTERCONNECT DIAGRAM 37 CD OPERATION 2 IC BLOCK DIAGRAM 38 REMOVAL AND INSTALLATION 5 DESCRIPTION 41 TUNER ADJUSTMENTS 7 SCHEMATIC DIAGRAM 42 TAPE DECK ADJUSTMENTS 9 WIRING DIAGRAM 44 ILLUSTRATION OF CHANGER MOVEMENT 12 IC DESCRIPTION 52 CD PLAYER S SERVICE MODE 15 8 TRANSISTOR VOLTAGES 70 CD PLAYER ADJUSTMENTS 19 580050 PECIFICATIONS AMPLIFIER SECTION Output power Input sensitivity and impedance Graphic equalizer controt Bass expander TUNER SECTION FM Frequency range Usable sensitivity AM Frequency range Sensitivity CASSETTE DECK SECTION Track system Frequency response Signal to noise ratio Wow and flutter Tape speed Fast forward and Rewind time CD PLAYER SECTION Channels Sampling frequency Digital filter D A conversion Pick
35. 70K JA 1 10W 038 6406 MT GLAZE 4 7 JA 1 10W 037 6902 MT GLAZE 120K JA 1 10W 037 5707 MT GLAZE 100K JA 1 10W i R1138 R1139 156 3505 MI GLAZE 6 8M JA 1 10W 037 5608 MT GLAZE 10K JA 1 10W 037 5707 MT GLAZE 100K JA 1 10W R1142 R1143 038 0701 MT GLAZE 2 2K 1 10W 038 3603 MT GLAZE 3 3K JA 1 10W 038 6406 MT GLAZE 4 7K JA 1 10W 038 9308 MT GLAZE 68K JA 1 10W 038 5508 MT GLAZE 4 7 JA 17108 R1201 R1203 037 5103 MT GLAZE 10 1 10 STOP SWITCH P C BOARD ASSY 037 5202 MT GLAZE 100 JA 1 10 REF NO PART DESCRIPTION 037 5806 MT GLAZE 1M JA 1 10M 038 0909 MT GLAZE 220K JA 1 10W 90 614 244 6676 ASSY PCB STOP SWITCH 038 6604 MT GLAZE 470K JA 1 10W CN058 614 020 6548 50 2 P C B CN008 R1405 R1406 5008 614 203 7911 SWITCH STOP 035 5204 MT GLAZE 10K JA 1 8W 401 0380602 MT GLAZE 220 1 10W 401 03813702 MT GLAZE 33K JA 1 10W CD MAIN P C BOARD ASSY 401 038 9407 MT GLAZE 680K JA 1 10W 401 038 7601 MI GLAZE 560 JA 1 10W IE PART NOS 401 036 9904 MT GLAZE 560 1 8W 614 240 8469 ASSY PCB CD MAIN 401 035 4603 MT GLAZE 100 JA 1 8W 614 017 3840 PLUG SP PICKUP SENSOR 037 5004 MT GLAZE 0 000 ZA 1 10W 614 017 3871 PLUG 8P PICKUP ACTUATOR R1901 R1902 614 017 3857 PLUG 6P SLED SPINDLE MOTOR 8 401 035 4108 MT GLAZE 0 000 ZA 1 84 LIMIT SWITCH 1951 1988 PLUG 13P CD CONTROL P C B CN106 614 223 1906 POTENTIOMETER 10K PLUG
36. ABINET BOTTOM HTG PARTS LIST 2304 2458 CF204 CF202 CF204 CF205 CH201 CN241 CN242 CT201 92101 02104 OR GR D2201 OR OR PART NO 021 6405 411 021 3503 022 2802 411 021 6405 022 2802 021 5803 021 1808 028 2705 021 6405 411 021 6405 021 1806 ELECTRICAL PARTS PART NO 614 023 2912 14 217 8690 44614 245 8556 614 244 7543 614 244 7567 614 244 7550 A423 016 9605 614 245 8396 614 245 8457 614 218 6459 614 218 6442 TUNER P C BOARD ASSY PART NO 614 243 0590 614 116 5349 614 117 1029 614 234 1728 403 080 5000 403 106 1605 614 231 0199 614 231 0199 614 208 9644 614 030 4787 614 239 1686 614 017 2614 614 01 2553 614 007 6556 407 105 0100 407 007 9904 407 012 4406 407 012 5809 407 007 9904 407 012 4406 407 012 5509 DESCRIPTION SCR S TPG BIN 3X8MM CABINET REGULATOR 6 SCR S TPG BIN 3X10MM GECR MTG SCR 5 6 FLT 3X10MM POWER SWITCH P C B SCR S TPG BIN MTG SCR S TPG FLT 3X10MM SWITCH P C B SCR S TPG BIN 3X10MM PHONES SOCKET P C B SCR S TPG BIN 2 6X10HM TAPE MECHANISM KNOB MTG SCR S TPG PAN 2 4 TAPE MECHANISM MIG SCR S TPG BIN 8 MECHANISM SCR 5 6 BIN 3X8MH DECK P C B SCR 5 6 BIN 2 6X10MM FRONT P C B DESCRIPTION POWER CORD AC HEAT SINK POWER TRANSFORMER 1901 ASSY CONNECTOR
37. D BLOCK DAIGRAM 501 LA3246 1 551 CXA1101P PRE amp MIXING AMP WITH ELECTRICAL SWITCH DOLBY B TYPE NOISE REDUCTION Me Nor Me Nor Filter IN2F 02 OUT2 SW OUT 0 R C Pen RECIPB RECouT 2 c ON OFF LINE QUT RECout 1C900 NJM78LO5A 5V REGULATOR 0 0 951 L7812ML VOLTAGE REGULATOR vca vC vee GNO ves IN vcc LCD DESCRIPTION NO 32 COMPUTER REC WIDE CLOCK INTRO RANDOM OFF SIDE A SLEEP B TIMER uL AUTO MONO ET gt 1113 123456789 10 1112 13 14 15 ONE ALL CONT COMPUTER REC WIDE CLOCK INTRO RANDOM OFF SIDE A SLEEP 11 2 SO EE Ae I lad Wam 161 Erbe BM TIMER REC DISC ST TRACK AUTO MONO FADE gt 113 123456789 10 1112 13 14 15 ONE ALL CONT Sa a wow BER AS ue _ RENE we om oe ma RACER NA we ames sor prem ar Tewa 41 SCHEMATIC DIAGRAM TUNER pe C2108 02102 i 02101 25 193 12103 5 6 25 1923 1210228 26 52 1 CT201 2
38. EDIT pressed 123456789 10 1112 13 14 15 gt ONE ALL CONT To cancel the service mode press the FM TUNE MODE key PLAYER S SERVICE MODE CHECKING THE CD PLAYER S OPERATIONS WITH THE LCD S NUMBER DISPLAY 1 Set the CD player to disc table 1 2 Press disc select key 1 3 Preparations for setting the unit to the PLAY sta tus are now complete 4 To check the operation mode switch to the service mode 58 Turn the POWER switch to ON 6 Switch the unit to the service mode by pressing the CD player s STOP key within one second after pressing the CD player s MEMORY key and the tuner s BAND key simultaneously 7 numbers O through 5 that appear in the LCD s DISC NO indicate whether the CD player is oper DISC NO ating correctly or not If a malfunction exists refer to the table below to de COMPUTER nog GLOCK IN ini RANDOM termine the nature of the malfunction SLEEP 174 7 EMI 17 ON SIOE 8 1111 uw LI T kite AM 40114211 wam DISC SE TRACK AUTO MONO FADE EA gt 12 34567 89 10 11 12 1314 15 ONE ALL CONT LCD DISC NO CD ERROR MESSAGE No malfunction 7 pickup s laser was not focused properly during focus search The sub code could not be read when the disc began spinning The TOC table of contents could not be re
39. EGULATOR P C BDARD ASSY PART NO 614 245 7757 614 245 9562 94 614 020 1222 A409 001 7603 41409 078 2402 A409 122 6202 A409 168 2107 HEP POWER AHP P C DOARD ASSY REF N0 PART NO 28 614 203 7362 HEAT SINK IC95 DESCRIPTION TR 25 17405 5 TR DTC114ES 04420 04421 TR 25 17405 5 TR 25817405 5 04501 04502 TR 25017405 5 04601 94602 SWITCH TACT BAND SWITCH TACT TUNER MEMORY SWITCH MODE SWITCH TACT TUNING UP SWITCH TUNING DOWN SWITCH TACT PRESET UP SWITCH TACT PRESET DOWN SWITCH TACT PLAY PAUSE CD SWITCH 5 SWITCH TACT SWITCH TACT FWD CD SWITCH TACT 015 SKIP SWITCH REPEAT CD SWITCH TACT MEMORY CD SWITCH PLAY CD SWITCH TACT INTRO SCAN CO SWITCH EDIT CO SWITCH TACT FADE CO SWITCH TACT FUNCTION CD SWITCH FUNCTION TUNER SWITCH TACT FUNCTION TAPE SWITCH TACT FUNCTION VIDEO SWITCH TACT VOLUME UP SWITCH TACT VOLUME DOWN VR SLIOE GRAPHIC EQUALIZER 100 2 VR SLIDE GRAPHIC EQUALIZER 1KHZ VR SLIDE GRAPHIC EQUALIZER 10KHZ VR SLIDE GRAPHIC EQUALIZER 10092 UR SLIDE GRAPHIC EQUALIZER 1KHZ VR SLIDE GRAPHIC EQUALIZER 10 2 SLIOE BALANCE CONTROL RESONATOR CERAMIC 4 19MHZ BASSXPANDER DUBBING SPEED BEAT CANCEL DOLBY P C BOARD DESCRIPTION ASSY
40. ER EJECT SLIDE 412 023 0903 SPECIAL 5 5 SELECT SWITCH 614 196 9756 SWITCH RECORD SO05 TAPE B 614 124 4594 SPECIAL SCREW 2XSMM TAPPING 412 026 2201 SPECIAL SCREW 2 5 TAPPING 614 152 1282 SPRING WIRE PAUSE LEVER 614 024 1693 SWITCH MOTOR 5006 5007 614 195 4424 SWITCH PLAY S003 5004 412 026 2300 SPECIAL SCREW 2X4 5HM CAMERA TAPPING 614 152 1275 SPRING WIRE EJECT ACTUATOR 814 134 9053 GEAR CAM 412 013 5000 SPECIAL WASHER 1 2X3 8X0 3MM 614 069 2273 PULLEY ASSY RF CLUTCH 814 195 5087 SQUARE BELT RF PART NO DESCRIPTION 412 013 8902 SPECIAL WASHER 2X3 5X0 3MM 614 204 8672 FLYWHEEL ASSY TAPE A 614 068 1871 FLYWHEEL DISK 4557 614 133 4127 SQUARE SELT MAIN 614 151 4703 SPRING COIL PLAY BUTTON 614 197 0219 LEVER RECORD 5 614 197 0202 055 5 412 026 2003 SPECIAL SCREW 2X4MM TAPPING 614 152 1305 SPRING WIRE RECORD BUTTON 412 026 1907 SPECIAL 5 MTG 614 126 6831 CUSHION RUBBER MOTOR 412 026 2003 SPECIAL SCREW 2X4MM 614 126 6848 CUSHION ANTI VIBRATION FELT 614 122 9553 614 211 3752 455 614 140 1676 LEVER PAUSE KICK LEVER 614 129 0683 BOSS COLLAR PAUSE KICK LEVER 412 031 7901 SPECIAL SCREW 2X6MM TAPPING 6
41. ET 8 31 eee X fa WIRING DIAGRAM D TUNER CN242 CMKS amp 14048108234 MID se e m 7 alle 9 0 BASSXPANDER DUBBING SPEED BEAT CANCEL DOLBY NR 48 TUNER PCB CN241 CN60 CONTROL 3 CN109 S i rac CD CONTROL mig CN108 2 erased lt A 507 G POWER AMP PCB 7 CN702 POWER AMP 70 BASSXPANDER DUBBING SPEED BEAT CANCEL DOLBY NR SWITCH PCB DECK PCB DECK PCB AR 717 718 02600 wk Bi 1802810829877 IR PCB 49 SCHEMATIC DIAGRAM TUNER amp CD CONTROL GENTOS TON d EX clock 53 21 NE LLL KEY ky IR VOL UP Be us TO PREAMP SECTION VOL UP LAMP B V GNDCu com ENT imi 20 lt lt DESCRIPTION 1 251 pPD75306GF 225 3B9 MICRO PROCESSOR segment of tgs comely i i 12 SEG23 LC LC Segment of Liquid Crystal Display 524 525 1 526 2 27 528 4 529 8 5 30 BP6 531 7 Segment of Liquid Cr
42. LE ASSY TURNTABLE CDC11 1 SCR PAN PCS 1 7X2 5MM SPINDLE 11 2 ASSY CHASSIS BASE 11 3 MOTOR 2 0U 0 2W SPINDLEC11 4 ASSY MOTOR SLED MOTOR WITH GEAR ASSY CONNECTOR S 6P MOTOR amp LIMIT SWITCH SCREW WASHER 2 6X6X0 8MM BASE PLAYER SPECIAL SCREW FLOATING CUSHION RUBBER FLOATING FRONT CUSHION RUBBER FLOATING BACK SPECIAL SCREW 508 CHASSIS SPRING TENSION LEFT BASE MECHANISM CHASSIS 508 SPRING TENSION RIGHT BASE MECHANISM SPRING TENSION LOCK SLIDE SCR S TPG BRZ FLG 3X8MM LOCK SLIDE SLIDE LOCK SLIDE LEVER LOCK LEVER SCR S TPG BRZ FLG 3X8MM LOCK LEVER SCR BRZ FLG 3X8MM SPRING PLATE SPRING GEAR SPECIAL SCREW CAM GEAR PULLEY GEAR CAM BELT SQUARE LOADING WASHER IDLER PULLEY IDLER SPECIAL WASHER GNW 3 1X5 4X0 25HH IDLER THRUST SPECIAL WASHER 1 7X3 2X0 5MM MOVING GEAR SRECIAL WASHER MOVING GEAR SPRING COMP MOVING GEAR GEAR MOVING SPECIAL WASHER 2X13X0 13MM M GEAR THRUST ASSY LEVER MOVING SPECIAL WASHER GNW 3 2X8X0 25MM MOVING LEVER THRUST SCR S TPG BRZ FLG 8 015 TABLE GEAR DISC TABLE SCR PAN W 2 6X5MM DISC TABLE MOTOR MTG 411 020 9902 620 123 0772 412 022 0607 614 227 6440 614 236 2808 614 234 9588 614 243 7537 614 231 3626 411 020 9902 411 021 3701 614 240 2535 411 022 7500 614 233 0227 411 020 9902 614 240 8933 614 210 45
43. NCTION TUNER LED SLP 138C 51 B FUNCTION TAPE LED SLP 138C 51 B FUNCTION VIDEO LED SLP 738F 51 B VOLUME POSITION LEVEL 1 LED SLP 738F 51 B VOLUME POSITION LEVEL 2 LED SLP 738F 51 B VOLUME POSITION LEVEL 3 LED SLP 738F 51 B VOLUME POSITION LEVEL 4 LED SLP 738F 51 B VOLUME POSITION LEVEL 5 DIODE 05442 0100 152473 DIODE 6 1 04421 04422 0100 155133 DIODE 6 1 04430 04431 0100 155133 DIODE 6 01 DIODE 155133 DIODE DS442X DIODE 152473 DIODE GHAO 0100 155133 IC 0 0753066 225 389 IC 040518 IC 169153 IC 1464585 IC 8040518 IC NJH78L05A IC LB1403N FILTER LAMP 120 LAMP 12V TR 2517405 5 04401 44402 TR 144 5 94410 04412 TR 144 5 04413 04415 TR 2SC1740S S TR 01014455 P C B P C B P C B REF NO PART 405 011 8609 405 000 3103 405 011 8609 405 011 8609 405 011 8609 614 220 5655 614 220 5655 614 220 5655 614 220 5655 614 220 5655 614 220 5655 614 220 5655 614 220 5655 614 220 5655 614 220 5655 614 220 5655 614 220 5655 614 220 5655 614 220 5655 614 220 5655 614 220 5655 614 220 5655 614 220 5655 614 220 5655 614 220 5655 614 220 5655 614 220 5655 614 220 5655 614 220 5655 614 221 4756 614 221 4756 614 221 4756 614 221 4756 614 221 4756 614 221 4756 614 239 3871 614 215 5561 REF NO PART NO 614 245 7726 614 035 4913 614 240 8759 614 240 8742 R
44. OMMANDER GENARATOR 1111 mom ____ SMP1 for Sampling Hold i for Sampling Hold for Sampling Hold lor Sampling Hold f JESTC For output of signal that Comply with ________ roma T tor ampat of aga ene put of si For TEST Normal time is non connection Input from VCO output LA9210 8 6436 2 Phase comparison output of VCO and EFM signal EFMO This signal use SLICE LEVEL CONTROL Positive output through amplitude limiter Antiphase of EFMO This signal use SLICE LEVEL CONTROL Inputting HF signal of 1 2Vp p This signal use SLICE LEVEL CONTROL For TEST Normal time 15 non connection Output for DISC MOTOR CONTROL Output for DISC MOTOR CONTROL 8 55 E 2 TESTS C2FLCK fot output of signal that Comply with CD ROM For output of signal that Comply with CD ROM ola C2F or fol CLV rough Servo time Output o owew ef pica our Phase control time Output L o Synchronizing signal of sub code block FOCS Output Lens pull up with slowly than stop the Focus as o For correction monitor of CH Ch single double fst Servo FZD generate it reset output of FOCS For lead in of SFSY is Synchronizing signal of sub code amp frame Clock of 20 Focus eighth send to SBCK then read out the sub lt ode of
45. ON CD TUNER TAPE VIDEO BUTTON REPEAT MEMORY CD BUTTON EDIT FADE RANDOM PLAY INTRO SCAN BUTTON DISC SELECT BUTTON PLAY PAUSE STOP CD BUTTON FF SKIP WINDOW VOLUME POSITION INDICATOR ASSY PANEL FRONT GEAR ASSY CASSETTE LID BUTTON POWER BRACKET E FRONT LEFT SIDE BUTTON BAND MEMORY BUTTON TURING BRACKET E FRONT RIGHT SIDE BUTTON VOLUME 26 614 614 614 411 411 411 411 41 411 41 41 41 411 411 411 411 41 411 231 6832 212 8343 129 4971 021 6603 021 3503 021 6603 021 3503 021 3503 021 3503 021 6405 021 1806 021 6405 021 6405 021 6405 132 3607 001 3905 021 6405 021 6405 FIX LABEL SAFETY CLASS 1 REAR PANEL MTG LABEL SAFETY CAUTION INVISIBLE LASER RADIATION DISC TABLE PANEL MTG FIXER LEAD FIX SCR S TPG BIN 3X8MM CD CHANGER MIG SCR S TPG BIN 3X10MM CD MAIN P C B SCR S TPG BIN 3X8MM SIDE PANEL MTS SCR S TPG BIN 3X10MM REAR PANEL BRACKET 6 SCR S TPG BIN 3X10MM REAR PANEL SOCKET MTG SCR S TPG BIN 3X10MM REAR PANEL BOTTOM MTG SCR S TPG BIN 3X8MM RESET P C B SCR S TPG BIN 2 6X10HM BRACKET 8 SCR S TPG BIN 3X8MM CD CONTROL P C B SCR S TPG BIN 3X8MM TUNER P C B SCR S TPG BIN 3X8MM POWER AMP 8 SCR S TPG BRZ FLG 2 6 8 IC HEATSINK SCR S TPG BIN 4X6MM POWER TRANSFORMER P C B SCR S TPG BIN 3X8MM CABINET BOTTOM IC MIG SCR S TPG BIN 3X8MM C
46. Programming procedure PROG Follow the example below to program tracks 2 and 6 on 5 When programming use the disc select buttons to DISC 1 track 9 on DISC 2 and all tracks on DISC 3 In this ignthediscsandthe lt lt 20 04 button example each disc has 9 tracks and DISC is in playing to assign the tracks postion The maximum number of sel ctions that be rammed is 32 you try to enter more selections 1 Press the MEMORY button Baa t isplay PROG blinks on the display FULL will appear on the display 0503 TRACK AL Pr 1 Checking the program PROGCCP ena ua 760578 28 1 While inthe stop mode press the MEMORY button The disc track and program numbers will appear on the 2 Select DISC 1 by pressing the DISK SKIP or DISC display Press the MEMORY button again to view the SELECT button disc track and program numbers for the other pro DISC 1 TRACKAL Pr 1 grammed selections PROG These displays do not appear during programmed play 3 Select 2 by z the bb Dpl button 2 Press the gt button 19 start play When all pro 14567 AEK fct grammed selections have played the player stops o automatically During programmed play if the programmed track 4 Press the MEMORY button PROG remains lit y REC does not exist on the disc the next programmed DISC 1 TRACK2 Pr 1 2 PROG 2 selection is played NOTE 5 Select track 6 by pressing
47. Q001 0002 TR 2SA733 P TR 25 17405 5 TR 25C1815 6R TR 2509454 TR 2SA1015 GR TR 2SA733 P TR 25 17405 5 TR 2501815 68 TR 2SC945A K TR 25 2001 TR 25C2120 Y TR 25 17405 5 8008 8010 TR 2SC1815 GR TR 2SC945A K TR 25 17405 5 4501 4502 TR 2SC1815 GR TR 25 945 TR 25017405 5 4504 0510 USE 25C1815 6R TR 25 9454 TR 25017405 5 0601 0602 TR 25C1815 6R TR_2SC945A K PARTS LIST PART NO DESCRIPTION 405 011 8609 2SC1740S S Q604 Q609 PAIR USE 405 012 2002 TR 2501815 0 405 020 7204 TR 2SC945A K 405 012 2002 TR 2501815 0 405 020 7204 TR 2SC945A K 405 011 8609 TR 25017405 5 405 012 2002 TR 2SC1815 GR 405 020 7204 TR 25 9454 405 012 2002 TR 2501815 0 405 020 7204 TR 2SC945A K 405 011 8609 TR 25 17405 5 405 012 2002 TR 2SC1815 GR 405 020 7204 TR 25 945 405 011 1907 TR 25 1627 614 204 1871 SEMI FIXED RESISTOR 2K OHM SVRS01 614 003 6183 SEMI FIXED RESISTOR 598501 598503 8504 614 003 6237 SEMI FIXED RESISTOR 48601 614 005 6183 SEMI FIXED RESISTOR SUR601 SUR603 SVR604 614 003 6237 SEMI FIXED RESISTOR REF NO PART NO DESCRIPTION 038 3603 MT GLAZE 3 3K 1 10W 037 5608 MT GLAZE 10K JA 1 10U 038 9902 MT GLAZE 750K 1 10W 036 1908 MT GLAZE 220K JA 1 80 038 0800 MT GLAZE 22K JA 1 10W 038 7908 MT GLAZE 560K JA 1 10W 037 9408 MT GLAZE 180K JA 17 100 038 2309 MT GLAZE 2
48. TCH P C BOARD 614 245 7740 614 035 4911 614 221 8527 DISC SELECT SWITCH DESCRIPTION ASSY PCB IR REMITE CONTROL SENSOR SOCKET FRONT P C B CN255 PHOTO DIODE SPS 422 1 DESCRIPTION 4557 PCB RESET SOCKET 2 CONTROL P C B CN110 SWITCH TACT RESET ALL CLEAR i REF NO PART DESCRIPTION 614 245 7754 614 220 5655 614 220 5655 614 220 5655 614 220 5655 614 220 5655 ASSY PCB DISC SELECT SWITCH WITCH TACT DISC SELECT 1 SWITCH TACT DISC SELECT 2 SWITCH TACT DISC SELECT 3 SWITCH 0159 SELECT 4 SWITCH TACT DISC SELECT 5 31 EXPLODED VIEW MECHANISM 107B 1178 146 pes 143 a 32 Ex PARTS LIST HECHANISMCTM MC949TN SP 412 031 6607 SPECIAL SCREW 614 208 0276 LUG HEAD 614 208 4069 HEAD PLAY TAPE A 614 208 4052 HEAD RECORD PLAY TAPE B 614 210 3432 SPRING PANEL 412 026 1709 SPECIAL SCREW 2X7MM HEAD AZIMUTH 614 151 7162 SPRING COIL HEAD AZIMUTH 412 026 1501 SPECIAL SCREW 2X6MM TAPE A 412 036 8200 SPECIAL SCREM 2X7 5MM 614 146 5111 BRACKET TAPE GUIDE HEAD 614 196 0470 BRACKET HEAD TAPE B 614 211 6944 SLIDE HEAD PANEL TAPE A 614 210 6822 SLIDE HEAD 614 140 1614
49. TOR S 3P CN004 DISC TABLE HOTOR P C B 55 015 TABLE MOTOR PLUG 3P CHUCKING SWITCH CNOO1 PLUG 3P SENSOR CUCKINGCCNOO2 PLUG 6P MOTOR DISC TABLECCNOO3 ASSY PCB SENSOR DISC TABLE PLUG 3P CN005 PHOTO COUPLE GPIAS5ZHR PCO01 PHOT SENSOR CARBON 470 JA 1 64 INTERCONNECT DIAGRAM FRONT CN252 251 255 10 BASSXPANDER DUBBING SPEED BEAT CANCEL DOLBY NR SWITCH PCB ST omy i DISC SELECT SWITCH PCB POWER SWITCH CN607 CN606 605 CN604 CN603 GP T 5 PHONES SOCKET TO TO CN601 CN602 717 5p 31 CN007 CD CONTROL 9 4P D PCB 13 10 CNO09 CNOO s 25 CN241 CN242 10 CD MAIN PCB CN101 SP DISC TABLE MOTOR CHUCKING SWITCH PCB CN104 i 13 4 DISC TABLE Canal TUNER PCB i SENSOR PCB 506 7 CNSO7 POWER TRANSFORMER SECONDARY PCB 710 505 CN720 cNn703 on 3 3 A TRANSFORMER PRIMARY POWER TRANSFORMER
50. ad The focus was lost when the servo was e g during playing ot The sub code could not be read when the servo was on e g during playing 8 TRACK NO in the LCD indicated how far the CD player s operations have progressed LCD TRAC 04 The kick when the spindle motor begins rotating CLT Constant liner velocity and Tracking ON CLT and Tracking ON FOCUS SEARCH END Braking of the spindle motor is begun Braking of the spindle motor is in progress 32 Pickup Return gt 2 Pickup Return End gt gt FWD SKIP SEARCH 41 lt q lt q REVERSE SKIP SEARCH PLAY music skip CD PLAYER S SERVICE Reading of the TOC table of contents is begun Reading of the TOC is in progress Reading of the TOC is in progress Reading of the TOC is in completed A CD track is accessed A CD track is accessed A A CD track is accessed final stages CD track is accessed final stages IJ EZ EM EEEE 9 cancel the service mode press the FM TUNE MODE key M 10 Turn the POWER switch to OFF d HOW TO ADJUST THE CD PLAYER S TRACKING BALANCE IN THE SERVICE MODE Refer to pages 21 and 22 for instructions on adjusting TP101 RF without using the service mode Adjustment is easier the service mode because it i
51. anges of the oscillo scope are the same 3 Play the test tape MTT 114N etc 10 kHz 4 Adjust so that the waveforms for the left and right channels are in alignment as shown the lustration c A B Head azimuth adjustment 1 Load a test tape in Tape Deck MTT 114N etc 10 kHz for azimuth adjust ment 2 Press the PLAY button 3 Use a flat tip screwdriver to turn the screw for normal azimuth adjustsment so that the left and right outputs are maximized at the same phase during playback 4 Press the STOP button Repeat procedure for tape Deck 6 After completion of the adjustment use thread lock 814018 to secure the azimuth adjust ment screws VOLTMETER SCOPE TAPE A PLAY HEAD D YELLOW WHITE PL FROM 009 4 BLACK CONNECTOR B E HEAD R P HEAD BROWN WHITE FROM 010 7 CONNECTOR BLUE BLACK TB1401B TAPE B AZIMUTH TAPE AZIMUTH TAPE DECK ADJUSTMENTS 1 CHECKING THE MECHANISM TORQUES 1 Clean the head capstan and pinch roller before making any measurement Measuring Item Take up torque Back tension Cassette for PLAY TW 2111 Drive power cassette measurement F FWD REW TW2231 TW 2412 PLAY 30 60 1 5 4 5grom 6Ogr more MOTOR REPLACEMENT AND SPEED ADJUSTMENT
52. ct Signal for D amp 5 Series Compulsion Monaural For D Series LCD Data Signal from LM7001 Series P71 KRS P72 KR6 P73 KR7 Data Signal from LM7001 For D Series nie Data Signal from LM7001 For D Series 67 0 Tuner Power Signal For D Series ACTIVE HIGH LEVEL RESET RESET System Reset Signal Segment of Liquid Crystal Display M M Segment of Liquid Crystal Display CD e 7 Segment of Liquid Crystal Display L o pi o E 72 iss Segment of Liquid Crystal Display LCD 73 Segment of Liquid Crystal Display LCD 5 Segment of Liquid Crystal Display LCD 5 56 Segment of Liquid Crystal Display LCD 76 Segment of Liquid Crystal Display LCD 77 iss Segment of Liquid Crystai Display LCD 78 59 Segment of Liquid Crystal Display 79 so Segment of Liquid Crystal Display LCD 5 BE Segment of Liquid Crystal Display 53 SCHEMATIC DIAGRAM TO FRONT e RZ 707 ot Sk Seed R851 22K 70 PRE REG 54 PRODUCT SAFETY NOTICE Each percaution in this manual shouid be fol lowed during servicing Components identified with the IEC symbolA in the parts list and the schematic diagram designate components in which safety can be of special significance When rep
53. ed on the tape within a designated tape length Example The following tracks are to be recorded Track 5 on DISC 1 10 min 00 sec Track 2 on DISC 1 7 min 26 sec Track 3 on DISC 3 4 min 37 sec Track 1 on DISC 3 11 min 09 sec Track 4 on DISC 2 9 min 21 sec Track 7 on DISC 2 1 min 10 sec These tracks are recorded in the following order on a 46 minute tape SIDE A Track 5 on DISC 1 Track 2 on DISC 1 Track 3 on DISC 3 SIDE B Track 1 on DISC Track 4 on DISC 2 Track 7 on DISC 2 ___ JI TI NEIN TET TEN NN TL CNN Pressthe REC buttonto set the record pause mode for side A REC Par Pressthe 16 button to start playback with track 1 on disc 2 The deck starts recording at the same time DISC 2 TRACK1 0 01 EDITD 50 123 When of the tracks for side have finished playing the player will go to pause mode at the beginning of the track to be recorded onto side B After the tape deck stops automatically turn over the cassette and reinsert it Press the REC button to start recording of side B The player will start playback with track 3 on disc 2 When all tracks for side B have finished disc play stops Thetape deck will continue recording to the end of the tape side B The edit mode remains operational when recording ends Press the O button to cancel the edit mode Unrecorded blank Track 3 on DISC 3 2 Manuel reverse SIDE 23
54. es up the disc is chucked the turntable 11 1 rotates the disc s TOC table of con tents is read and the turntable then stops If a disc has not been intalled no disc appears on the display 7 When DISC SKIP is pressed steps 4 to 6 are per formed and operation advances to the next disc num ber CHUCKING SWITCH 101 PICK UP 1 1 TURN TABLE 11 1 LEVER S7 PHOTO COUPLER DISC TABLE SENSOR PCB 103 LOCK SLIDE 31 CHANGER MOTOR 60 IDLER PULLEY 41 DISC TABLE GEAR 51 b AND FUNCTIONS OF MAJOR PARTS 1 Disc table 82 Disc number detection slits 1 to 5 and a stop detec tion slit are cut into the outside circumference of the disc table These slits are used by the photo coupler to detect the disc number deceleration timing and stop posi 53 Also provided on the circumference of the table are stabilizing groove and rotation gear DISC TABLE GEAR LOCK SIDE 51 PINCH LEVER 57 ROTATION GEAR __ ___ STABILIZING cm ZA DISC TABLE __ 2 1 82 Y PHOTO COUPLER 3 DISC TABLE SENSOR P C B 103 DETECT THE DISC NUMBER DECELERATION TIMING STOP POSITION LUSTRATION OF CHANGER MOVEMENT 2 Disc table gear 51 This transmits the rotational force of the changer mo tor assembly 60 to the disc table Sensor circuit board assembly This identifies the detection signals
55. from the photo coupler and controls the changer motor CHANGER MOTOR 60 IDLER PULLER 41 Changer motor When the motor moves in a clockwise direction the resulting power turns the disc table when it mowes in a counterclockwise direction it causes the cam gear CHANGER MOTOR 60 38 cam pulley 37 to rotate and it moves the sub chassis up and down U Chucking detector switch circuit board assembly nm This circuit board is equipped with switches SW2 and M e SW3 which are turned ON OFF by the lock slide 31 Gia When SW2 is set ON it means that the upward mo tion of the sub chassis is completed or in other words that the disc chucking is completed When SW3 is SET ON it means that the downward motion of the sub chassis is completed or in other words that the disc table is set to the rotation standby ssta tus 5 3 Sw2 M ame DISC TABLE ROTATION CD MECHANISM UP DOWN CHUCKING SWITCH i 101 1 Lock LEVER 32 gt z GR OFF CHUCKING CHUCKING RELEASE COMPLETED 7 ILLUSTRATION OF CD CHANGER MOVEMENT 6 Limit switch 9 This switch is provided the CD mechanism 17 to stop the pickup at its precise home position The sled motor 12 moves the pickup via the power gear 2 mid gear 3 and rack gear 1 2 which is se cured to the pickup Moving toward the center from the outer circumference the
56. fter first cleaning the head assembly and checking the adjustment of the head azimuth 47K 47K PARTS LOCATION DECK PCB SVR602 R CH PLAY L CH E R CH T 578502 GAIN TAPE OUT L CH SVR601 R CH PLAY SVR501 GAIN L CH TAPE B TAPE A 06 O BIAS SVR504 SVR604 REC PLAY GAIN L CH R CH SVR603 5 503 R 1 oO CH Test tape DOLBY Measuring Input Output Adjustment Adjustment NR SW Instrument connection connection location value 130 5 502 AC voltmeter SVR602 540mV SVR501 SVR601 Adjustment Item Playback output adjustment DOLBY ib Recording playback AC 224 AC voltmeter VIDEO SVR503 1dB gain NORMAL AF oscillator 1448 1kHz SVR603 adjustment xa a 224 AC voltmeter VIDEO SVR504 frequency NORMAL AF oscillator 34dB 1kHz 10kHz SVR604 response adjustment AMPLIFIER ADJUSTMENTS 5 Adjust SVR503 L channel and SVR603 R chan A Playback output adjustment nel so that the recording and playback output lev T 1 el differences become 198 Play the test tape and adjust SVR502 L channel 6 Repeat steps 1 to 5 and SVR602 R channel so that playback output becomes 540 mV _ Recording playback frequency response adjust ment
57. is and 11 Follow steps to 10 of Normal edit recording subsequent tracks are recorded on side B C Fade out edit recording The sound is automatically faded out at the end of sides A and B according to the selected tape length Fade out 10 sec 2 Manual reverse SIDE A 30 min Lov BEZ 282158 IE NIL o Hol s Record from the beginning of a track SIDE B 30 min Fade out 10 sec Example 6 Follow steps 6 to 10 of Normal edit recording To record onto a 60 minute tape 1 Press the EDIT button until C 60 appears on the FADE blinks as the sound fades 10 seconds display When the remaining tape length is less than 10 sec 2 Press the FADE button oe the track currently playing is not faded out FADE appears Thesoundis also faded out when atrackis interrupted InsertaC 60 cassette tape into the tape deck to record at the end of side B side A If you desire program the tracks Refer to 1 GRAMMED PLAY 10 2 4 Press the REC button 5 Pressthe b gt m button Recording starts The player will start playback with track 1 on side Aand proceed in sequence until track 6 is recorded The display indicates DISC 1 1 FADE 0 01 SIDEA 123 eu d Backward skip edit recording Track 4 will be interrupted SIDE B Record from the beginning of a track Track 8 will be interrupteci SIDE
58. lacing a component identified with use only the replacement parts designated of parts with the same retings of resistance wat tege or voltage that ere designated the parts list in this manval Leskage current or resistance measurements must be made to determine that exposed parts are acceptably insulated from the supply circuit before erturning the product to the customer 55 23 5 HEADPHONE 0 240 3ING DIAGRAM 2 MEE N710 nl 69 CONTROL a CN107 FRONT PCB FRONT PCB FRONT PCB CN507 e CN506 CN505 POWER TRANSFORMER 4 REGULATOR 799 SECONDARY 16950 IN 55 I o o o 5 81 5 1404810448 195 POWER TRANSFORMER PRIMARY PCB TADa310A48295 fr POWER SWITCH 1AD4810A48095 250V 400 01 CMKS 81X AC 230 240V 50Hz POWER AMP PCB VIDEO SPEAKER OUT 69 MIN PHONES SOCKET 56 57 L CM PAY 2 0507 250181568 Tie 6 68 50 1566 R357 100 16 z 1502 OOOO RAT 2 291 i 2502 i9 250181562 c 10716 8651 28 aa E 2 1 4 5 S us EE 7
59. out edit recording 9 Backward skip edit recording 8 Normal edit recording NOTES CD play starts automatically after 8 seconds so the recording will not be interrupted by the leader tape at the beginning of sides A and B A short blank space is automatically recorded at the end each track The highest track number which can be edited is 32 Since track 3 will not fit on this side side B is used instead and an unrecorded blank is created here Unrecorded blank To record a CD with no change in the track sequence follow the example below To record all tracks on a 5 track disc total play time of 47 min 20 sec on DISC 2 onto a 50 minute tape 1 Press the DISC SKIP or DISC SELECT button to select the DISC 2 OSC SKIP 2 Press the EDIT button to select the recording tape length EDIT The display indicates DISC 2 C 46 EDIT SIDEA 123 Each time the EDIT button is pressed the tape length display changes in the following sequence 0 60 0 74 0 90 set the desired tape length up to C 99 use the K K or button set C 50 press the EDIT button to setect 45 and press the button 4 times C 50 appears on the display 3 Inserta C 50 cassette tape into the tape deckto record side A b Program edit recording SICE 23 min Track 7 on DISC 2 Unrecorded blank The desired selections can be rearranged and record
60. pickup sets the limat switch ON at the end of the rack gear opens the main circuit board 91 circuit moves forward fear about 10ms and then reverses The rack gear which moves in reverse sets the switch OFF moves forward for about 10ms then stops c ILLUSTRATION OF CD PLAYER MOVEMENT 1 The sub chassis 27 which is secured by the CID mechanism is pulled upward at all times by tension spring L 26 and tension spring 28 and it is kept in place by the cam pully 37 lock slid etc 2 The rotational force of the changer motor is applied to the moving gear and idler pullyed secured to the moving lever The moving gear performs two different operations depending on the direction in which the canger metor is rotating zc c e When the motor is rotating clockwise the gear causes the disc table to rotate through the disc table gear when it is rotating counterclockwise it rotates the cam gear and cam pulley and jt moves the sub chassis up and down At the same time it activates the lock lever which is linked to the cam on the bot tom of the cam gear and then the lock slide in turn LOCK SLIDE 31 CHANGER MOTOR 60 IOLER PULLEY 4 MOVING LEVER 48 JJ AS MOVING GEAR 46 CAM GEAR 38 CAM PULLEY 37 TURN TABLE LIMIT SWITCH 11 1 9 SLED MOTOR 02 MID GEAR 3 PICK UP POWER GEAR 1 2 1 1 RACK GEAR
61. s not TP104 GND necessary to repeatedly press the FORWARD SEARCH button REZ 1 Connect an oscilloscope to TP103 2 Switch the unit to the service mode by pressing the CD player s PLAY PAUSE key within one second after pressing the player s MEMORY key and the tuner s BAND key simultaneously 3 Program numbers 1 and 15 on the LCD come on and the unit enters the service mode for adjust ing the tracking blance 4 Play the test disc 5 Using an oscilloscope to measure signal TP103 T E adjust SVR1 1 so that a vertically symmetrical wave form for the OV level is obtained 6 If the wave form is not vertically symmetrical like the one shown in the illustration press the CD player s MEMORY key to adjust SVR11 7 Press the stop button PLAYER ADJUSTMENTS a Replacement of the pickup solder for Note that the mechanism of the CD player is very short circuiting delicate Whenhandling the take care not to exert ex cessive force and particular care should be taken not to touch the lens or the drive circuit s printed cir cuit board pattern In order to prevent damage by static electricity dur ing shipment the indicated patterns on the pick up P C Board are short circu ted by solder After the pick up replacement remove the solder that is short circuiting tive patterns the patterns
62. s2 est 37 SLED OUT Function Control Signal 38 Function Control B Signaf SLED IN Function Control A Signal RESET System Reset RWC SQOUT 42 COIN z 51 SQOUT Input from LC7860N P02 50 P017 SCK POO INT4 X tal Oscillator Connect at 4 19 iN X tal Oscillator Connect at 4 19 MHz COIN Output to LC7860N T Output of Record Compilation is in Progress Power ON Position Output CRECLP SYNCRO 72 MUTE TABLE V CQCK CQCK Output to LC7860N DRE Signal Input from LA9200N At Playback 17 Mechanism Switch 3 Input AtStop L P122 Mechanism Switch 2 Input At Stand by Power Stoopage 717 Mechanism Switch Limit SW Input Syncro Output 7 121 SENSOR Mechanism Sensor POWER P120 P133 Volume Up Power Input Volume Down Analogue Audio Mute Output 17 Tape Rec Switch Rec Key On H Active Motor Voltage of Tray Rotation 17 Active Disc Table rotation L Active Mechanism Base Up Down 17 Active Tuner Pre Mute Output Active Tape Play Direction Edge Detection Not Used Open Select Signal from ON OFF Switch for DAC Digital to Analogue Converter DIREC gt e P130 P143 TABLE MECHA B PRE MUTE SUB CLK SUB BUSY ve e 12 IR Infrared Ray Receiving
63. t SVR11 is initial setting position as shown in the illustration ADJUSTMENTS Adjustment Tracking balance adjustment b Checking the focus gain Test Measuring Input Output Adjustment Adjustment disc instrument connection connection location value Waveform Oscilloscope 11852 SVR11 symmetrical F30L referred to 50146 Memory scope 1 101 TP102 FE Oscilloscope TP104 GND TP104 GND 200 Checing the tracking gain Checking the eye pattern Oscillator 5 TP102 Pang pass 104 GND 104 GND Goum Vp 868 filter TP101 RF 22 PLAYER ADJUSTMENTS a Tracking balance adjustment 1 2 3 4 6 1 2 3 4 1 2 3 4 FSOL Pe 50146 104 GND Connect oscilloscope to 1 Play the test disc Push the FORWARD SEARCH button Keep the button pushed and adjust SVR11 Balance until the track jump TE waves on TP103 are symmetrical referred to OV Checking the Focus gain Connect an oscilloscope via the band pass filter to TP102 FE Play the test disc Connect an AF oscillator via a 120k ohm resistor to 24 of IC101 Frequency 400Hz amplitude 500 mV RMS Check the average 400 Hz FE signal amplitude on A 1 TP102 measured through the band pass filter is 500m
64. up Frequency response Total harmonic distortion Signal to noise ratio Wow and flutter GENERAL Power requirements Power consumption Dimensions W x H x D Weight RB 2000 WIRELESS REMOTE CONTROL Power requirements Dimensions W x H x D Weight 12 Watts ch 1096 THD VIDEO 300 mV 50 kohms 6 dB 100 Hz 1 kHz 10 kHz 8dB 100 Hz 87 5 MHz 108 0 MHz 50 kHz steps 20 7 dBf mono 531 kHz 1 701 kHz 9 kHz steps 800 AM Loop antenna 4 track 2 channel stereo 60 Hz 13 kHz CrO2 50 48 58 dB DOLBY NR OFF ON 0 15 WRMS 4 75 cm sec Approx 110 sec C 60 2 channel stereo 44 1 kHz 8 x Oversampling Dual 16 bit linear D A converters Optical 3 beam semiconductor laser 20 Hz 20 kHz 0 04 1 kHz 96 dB Below measurable limits AC 230 240 V 50 Hz sow Approx 360 x 353 x 399 mm Approx 8 2 kg 2 SUM 3 AA R6 batteries Approx 41x 175 x 18 mm Approx 63 g without batteries IMPORTANT INFORMATION Because its products are subject to continuous improvement SANYO reserves the right to modify product designs and specifications without notice and without incurring any obligation LASER BEAM INFORMATION E 1 A pick up that emits a laser beam is used in this compact disc player CAUTION USE OF CONTROLS OR ADJUSTMENTS OR PERFORMANCE OF PROCEDURES OTHER THAN THOSE SPECIFIED HEREIN MAY RESULT IN HAZARDOUS RADIATION EXPOSURE LASER OUTPUT
65. which safety can be of special significance When replacing a component identified with ZA use only the replacement parts designated or parts with the same ratings of resistance wattage or voltage that are designated the parts list in this manual Leakage current or resistance measurements must be made to determine that exposed parts are acceptably insulated from the supply circuit before returning the product to the customer CAUTION Regular type resistors and capacitors are not listed To know those values refer to the schematic diagram EET 614 228 0218 DESURTPTION INNER CARTON MADE IN SINGAPORE INNER CARTON MADE IN MALAYSIA PAD TOP PAD BOTTOM INNER POLYE COVER SET PROTECTOR SHEET SET INSTRUCTION MANUAL NOTICE CD MECHANISM PROTECT LOOP ANTENNA FM LEAD ASSY REMOTE CONTROL WITH BATTERY 110 ASSY LID BATTERY DESCRIPTION BUTTON BASSXPANDER DUBBING SPEED CANCEL DOLBY NR BUTTON RECORD PLAY TAPE A BUTTON PLAY REW FWD STOP EJECT BUTTON PAUSE TAPE BRACKET TAPE MECHANISM KNOB BRACKET E TAPE MECHANISM BOTTOM MECHANISM UPPER BRACKET E TAPE MECHANISH LEFT KNOB SLIDE GRAPHIC EQUALIZER 8 BALANCE WINDOW GRAPHIC EQUALIZER BALANCE VOLUME LUG POWER TRANSFORMER CUSHION 10X40HM MECHANISM LEAD 614 244 0896 614 244 5013 614 240 7370 614 240
66. ystal Display SEG25 9 Segment of Liquid Crystal Display LCI TUNER Segment of Liquid Crystal Display SEG27 AUTO Segment of Liquid Crystal Display 17 Auto Tuning Signal HIGH LEVEL Not Used Open Not Used Open Not Used Open 0 Common of Liquid Crystal Display LCD 22 COM 1 COM Common of Liquid Crystal Display LCD COM 2 com2 Common of Liquid Crystal Display LCD COM 3 Common of Liquid Crystal Display LCD Bias of Liquid Crystal Display vLCO Power Supply for Drive of Liquid Crystal Display lt 8 U 27 Power Supply for Drive of Liquid Crystal Display 5 Power Supply for Drive of Liquid Crystal Display E 5 AM Step Selection 9kHz Vpp 10kHz Vss ST Signal ACTIVE LOW LEVEL 50 Signal ACTIVE LOW LEVEL TUNER 30 3 pei TUNER z w Not Used Ground w N gt vss SCE scl Data Signal from LM7001 For S Series TUNER Data Signal from LM7001 For S Series Data Signal from LM7001 For S Series Compulsion Monaural For Series ACTIVE HIGH LEVEL Not Used Ground Clock Signal from Main Micro Processor 65117 Not Used Ground TUNER TUNER 3 TUNER 1 4 gt a SCK 01 5 MAIN CON 150 1580 lt a 52 DESCRIPTION 12251 pPD75

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