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Pioneer CDX-FM657, Service Manual

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Pioneer CDX-FM657 Service Manual Download Page 36

36

CDX-FM657

RESISTORS

R

101

RS1/8S120J

R

102

RS1/8S100J

R

103

RS1/16S222J

R

201

RS1/16S104J

R

202

RS1/16S0R0J

R

205

RS1/16S103J

R

206

RS1/16S393J

R

207

RS1/16S182J

R

208

RS1/16S304J

R

212

RS1/16S0R0J

R

213

RS1/16S103J

R

214

RS1/16S103J

R

215

RS1/16S123J

R

216

RS1/16S273J

R

217

RS1/16S273J

R

253

RS1/16S681J

R

254

RS1/16S681J

R

256

RS1/16S681J

R

257

RS1/16S681J

R

258

RS1/16S681J

R

259

RS1/16S102J

R

260

RS1/16S681J

R

298

RS1/16S681J

R

301

RS1/16S103J

R

302

RS1/16S153J

R

303

RS1/16S103J

R

304

RS1/16S153J

R

305

RS1/16S103J

R

306

RS1/16S752J

R

307

RS1/16S103J

R

308

RS1/16S752J

R

309

RA4C332J

R

311

RS1/16S102J

R

501

RS1/16S102J

R

651

RSK1/16S153J

R

652

RSK1/16S153J

R

653

RSK1/16S153J

R

654

RSK1/16S153J

R

659

RSK1/16S123J

R

660

RSK1/16S123J

R

661

RSK1/16S123J

R

662

RSK1/16S123J

R

663

RSK1/16S103J

R

664

RSK1/16S103J

R

665

RSK1/16S103J

R

666

RSK1/16S103J

R

669

RS1/16S101J

R

670

RS1/16S101J

R

671

RS1/16S752J

R

672

RS1/16S103J

R

673

RS1/16S271J

R

701

RS1/16S681J

R

702

RS1/16S102J

R

703

RS1/16S222J

R

704

RS1/16S104J

R

705

RS1/16S104J

R

706

RS1/16S222J

R

707

RS1/16S104J

R

709

RS1/16S104J

R

710

RS1/16S473J

R

713

RS1/16S473J

R

715

RS1/16S473J

R

716

RS1/16S103J

R

717

RS1/16S473J

R

718

RS1/16S681J

R

719

RS1/16S0R0J

R

721

RS1/16S222J

R

722

RS1/16S222J

R

724

RS1/16S681J

R

725

RS1/16S222J

R

726

RS1/16S104J

R

727

RS1/16S513J

R

729

RS1/16S473J

R

730

RS1/16S473J

R

731

RS1/16S222J

R

732

RS1/16S683J

R

733

RS1/16S222J

R

734

RS1/16S473J

R

735

RS1/16S222J

R

736

RS1/16S103J

R

737

RS1/16S433J

R

738

RS1/16S104J

R

739

RS1/8S2R0J

R

740

RS1/8S2R0J

R

741

RS1/16S102J

R

742

RS1/16S104J

R

743

RS1/16S104J

R

744

RS1/16S223J

R

747

RS1/16S472J

R

750

RA4C473J

R

751

RA4C473J

R

752

RN1/16SE3602D

R

753

RN1/16SE6801D

R

754

RS1/16S221J

R

755

RS1/16S104J

R

756

RS1/16S221J

R

759

RS1/16S472J

R

760

RS1/16S104J

R

761

RS1/16S104J

R

764

RS1/16S473J

R

765

RS1/16S471J

R

766

RS1/16S471J

R

767

RS1/16S471J

R

801

RS1/10S221J

R

802

RS1/10S271J

R

804

RS1/16S562J

R

805

RS1/16S562J

R

806

RS1/16S102J

CAPACITORS

C

101

CKSRYB102K50

C

102

CKSQYB104K25

C

103

CEV101M6R3

C

104

CEV470M6R3

C

105

CKSQYB334K16

C

106

CKSQYB334K16

C

107

CKSQYB334K16

C

201

CKSQYB104K25

C

202

CEV101M6R3

C

203

CKSQYB104K25

C

204

CKSRYB332K50

C

205

CKSQYB104K25

C

206

CKSRYB392K50

C

207

CKSQYB224K16

C

208

CCSRCH270J50

C

209

CCSRCJ3R0C50

C

210

CCSRCH221J50

C

211

CCSRCH101J50

C

212

CKSRYB682K50

C

213

CKSQYB104K25

=====Circuit Symbol and No.===Part Name

Part No.

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=====Circuit Symbol and No.===Part Name

Part No.

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Summary of Contents for CDX-FM657

Page 1: ...SAL MULTI CD SYSTEM CDX FM657 X1N UC Service Manual CONTENTS 1 SAFETY INFORMATION 3 2 EXPLODED VIEWS AND PARTS LIST 4 3 SCHEMATIC DIAGRAM 14 4 PCB CONNECTION DIAGRAM 26 5 ELECTRICAL PARTS LIST 34 6 ADJUSTMENT 38 7 GENERAL INFORMATION 45 7 1 PARTS 45 7 1 1 IC 45 7 1 2 DISPLAY 51 7 2 DIAGNOSIS 52 7 2 1 DISASSEMBLY 52 7 2 2 TEST MODE 54 7 3 BLOCK DIAGRAM 60 8 OPERATIONS AND SPECIFICATIONS 62 See the ...

Page 2: ...it See page 39 4 Since these screws protects the mechanism during transport be sure to affix it when it is transported for repair etc A transport screw has been attached to the set in order to protect it during transporta tion After removing the transport screw cover the hole with the supplied seal Be sure to remove the transport screw before mounting the set The removed transport screw should be ...

Page 3: ...arts contain chemicals which are known to the state of California to cause cancer birth defects or other reproductive harm Health Safety Code Section 25249 6 Proposition 65 1 2 CDX FM657 X1N EW 1 Safety Precautions for those who Service this Unit Follow the adjustment steps see pages 38 through 44 in the service manual when servicing this unit When check ing or adjusting the emitting power of the ...

Page 4: ...4 CDX FM657 2 EXPLODED VIEWS AND PARTS LIST 2 1 PACKING 26 33 27 28 17 24 35 4 8 6 11 10 7 9 32 31 25 18 16 15 21 22 20 13 16 2 14 19 23 12 3 5 1 29 30 29 36 30 42 43 40 41 45 44 37 34 50 46 48 47 49 51 ...

Page 5: ...M3182 Not used CNM3182 21 Fastener Soft CNM3872 CNM3872 CNM3872 22 Fastener Rough CNM4041 CNM4041 CNM4041 23 Panel CNS5428 Not used CNS5428 24 Polyethylene Bag CEG1099 CEG1099 CEG1099 25 Polyethylene Bag CEG1185 CEG1042 CEG1042 26 Carton CHG3759 CHG3725 CHG3726 27 Sub Carton CHG3763 CHG3733 CHG3734 28 Contain Box CHL3759 CHL3725 CHL3726 29 Protector CHP2133 CHP2133 CHP2133 30 Protector CHP2135 CHP...

Page 6: ...sh Portuguese B Arabic Part No Mark No Description CDX FM657 X1N UC CDX FM657 X1N EW CDX FM657 X1N ES 37 Angle Assy CXB3591 CXB3591 CXB3591 38 39 40 Bracket Not used CNC5114 Not used 41 Bracket Not used CNC5115 Not used 42 Caution Card CRP1090 CRP1090 CRP1090 43 Caution Card CRP1195 CRP1195 CRP1195 44 Air Cushioned Bag CEG1055 CEG1055 CEG1055 45 Cover CEG1062 CEG1062 CEG1062 46 Screw Assy Not used...

Page 7: ...7 CDX FM657 2 2 EXTERIOR ...

Page 8: ...7 Screw BPZ20P100FZK 38 Button CAC5887 39 Cord CDE5834 40 Transistor Q801 2SD2396 41 Cover CNS5223 42 LCD LCD901 CAW1514 43 Holder CNC8062 44 Lighting Conductor CNV5594 45 Rubber CNV5599 46 Grille Unit CXB3826 47 Remote Control Assy CXB3261 48 Cover CNS4948 49 Lower Case Unit CXB3395 50 Grille Unit CXB4379 51 Screw BPZ20P080FMC 52 Sheet CAH1682 53 Door CAT2013 54 Door CAT2014 55 Holder CNC8139 56 ...

Page 9: ...el CNS5428 Not used CNS5428 67 Bracket CNC8061 Not used CNC8061 68 Screw IMS30P050FZK Not used IMS30P050FZK 69 Bracket Not used CNC5114 Not used 70 Bracket Not used CNC5115 Not used 71 Screw Not used BMZ40P060FZK Not used 72 Screw Not used BNC40P120FZK Not used 73 Screw Not used BPZ30P050FZK Not used 74 Washer Not used WG40FZK Not used 2 CONTRAST TABLE CDX FM657 X1N UC CDX FM657 X1N EW and CDX FM6...

Page 10: ...10 CDX FM657 2 3 CD MECHANISM MODULE ...

Page 11: ...Sheet CNM6009 46 Spacer CNM6146 47 Sheet CNM6296 48 PCB CNP5227 49 PCB CNP5228 50 Ball CNR1189 51 Gear CNR1531 52 Belt CNT1086 53 Gear CNV5472 54 Gear CNV5473 55 Rail CNV5474 56 Lever CNV5475 57 Gear CNV5477 58 Arm CNV5478 59 Holder CNV5480 60 Guide CNV5481 61 Guide CNV5482 62 Holder CNV5483 63 Holder CNV5484 64 Clamper CNV5485 65 Gear CNV5486 66 Gear CNV5562 67 Holder CNV5563 68 Lighting Conducto...

Page 12: ...5FZK 92 Pickup Unit Service CXX1285 93 94 95 Screw IMS26P040FMC 96 Screw JFZ20P025FNI 97 Photo transistor Q851 PT4800 98 Spring Switch S851 S853 CSN1051 99 LED D851 CN504 2 100 Spring Switch S852 CSN1052 Mark No Description Part No ...

Page 13: ...13 CDX FM657 2 4 MAGAZINE ASSY 1 Magazine Assy CXB4027 2 Label CRW1396 3 Tray CNV5341 MAGAZINE ASSY SECTION PARTS LIST Mark No Description Part No ...

Page 14: ...ts be sure to refer to EXPLODED VIEWS AND PARTS LIST or ELECTRICAL PARTS LIST A1 2 M853 CXB3005 M852 CXB3006 M851 CXB3003 M854 CXB3004 PICKUP UNIT SERVICE CXX1285 CSN1051 CSN1051 CSN1052 CN504 2 PT4800 10k 1k B C MECHANISM PCB D SWITCH PCB E MOTOR PCB MOTOR DR 4CH SERVO DRIVER RF AMP S DSP DAC 1 12 6 8 13 21 10 4 CN801 CN802 ...

Page 15: ...15 CDX FM657 5 6 7 8 5 6 7 8 D C B A A1 2 A CD CORE UNIT A 2 2 OR DRIVER ER MP SERVO DAC 18 7 2 5 19 20 15 17 16 3 9 11 ...

Page 16: ...16 CDX FM657 1 2 3 4 1 2 3 4 D C B A A 1 2 SYSTEM CONTROLLER LOUT AAGND ROUT GND VD A 2 2 ...

Page 17: ...17 CDX FM657 5 6 7 8 5 6 7 8 D C B A GGC1257 SRM2B256SLTMX70 B CN201 SRAM IP BUS DRIVER A2 2 ...

Page 18: ...iv 9 CH2 TD 0 5V div Test mode 32 tracks jump REV 0 5ms div 8 CH1 TE 0 5V div 9 CH2 TD 0 5V div Test mode Single jump REV 0 5ms div 8 CH1 TE 0 5V div 9 CH2 TD 0 5V div Test mode 100 tracks jump REV 5ms div 6 CH1 FE 0 1V div 3 CH2 FD 0 2V div Normal mode Play 20ms div 3 CH1 FD 0 5V div 0 CH2 MD 1V div Normal mode Focus close 12cm 0 5s div 3 CH1 FD 0 5V div 0 CH2 MD 1V div Normal mode Focus close 8c...

Page 19: ...v 5µs div Normal mode Play 8 CH1 TE 1V div CH2 TEC 1V div Test mode Focus close Tracking open 2ms div 8 CH1 TE 0 5V div 6 CH2 FE 0 5V div Normal mode AGC after focus close 0 2s div 20ms div SCKO 2V div 1µs div Normal mode Play DOUT 2V div 10µs div Normal mode Play LRCK 2V div 20µs div Normal mode Play VD 5V div 50ms div Normal mode No disc GND REFO REFO GND REFO REFO REFO REFO REFO REFO REFO REFO ...

Page 20: ...5V div Normal mode During AGC 1 CH1 RFI 1V div CH2 HOLD 5V div Normal mode The defect part passes 800µm B D 500µs div 1ms div 0 5ms div 3 CH1 FD 1V div CH2 HOLD 5V div Normal mode The defect part passes 800µm B D 0 5ms div 9 CH1 TD 0 1V div CH2 HOLD 5V div Normal mode The defect part passes 800µm B D 0 5ms div REFO REFO REFO REFO REFO REFO REFO REFO REFO REFO REFO REFO ...

Page 21: ...21 CDX FM657 ...

Page 22: ...22 CDX FM657 1 2 3 4 1 2 3 4 D C B A B 3 2 EXTENSION PCB 7 2MHz 38KHz CN A CN701 VD REGULATOR 5V REG 3V REG 6V REG 19kHz LPF ADD ON MODE LOOP FILTER UC ESmodel EWmodel EW UC ES C205 206 C207 208 CCP1233 ...

Page 23: ...23 CDX FM657 5 6 7 8 5 6 7 8 D C B A B CN901 G CN501 F MPX AMP PILOT BUFFER AMP EXTENSION UNIT B CCP1232 BU ACC GND FUSE 2A 1K 1 2W UC ES CEK1018 EW CEK1033 ...

Page 24: ...24 CDX FM657 1 2 3 4 1 2 3 4 D C B A 1 2 3 4 1 2 3 3 3 ANTENNA SELECT UNIT F 4 A CN401 F B ...

Page 25: ...25 CDX FM657 1 2 3 4 1 2 3 4 D C B A CSS1449 UDZ5R6 B TSOP1840SB1 14V 40mA G B CN802 DISPLAY ASSY KEY CONTROL AND LCD DRIVER IL901 IL902 CEL1608 UC ES CEL1539 EW G 3 4 DISPLAY ASSY G B ...

Page 26: ...ON DIAGRAM 4 1 CD CORE UNIT NOTE FOR PCB DIAGRAMS 1 The parts mounted on this PCB include all necessary parts for several destination For further information for respective destinations be sure to check with the schematic dia gram M M852 ELV E F RERO EREF EPVO CN201 B C CN801 ...

Page 27: ...RESET EJECT MAG 27 CDX FM657 D C B A 1 2 3 4 1 2 3 4 A SIDE B CD CORE UNIT A Capacitor Connector P C Board Chip Part SIDE A SIDE B 2 Viewpoint of PCB diagrams ...

Page 28: ...28 CDX FM657 1 2 3 4 1 2 3 4 D C B A BAL TV EXTENSION UNIT B B G CN901 F CN501 A CN701 SIDE A 4 2 EXTENSION UNIT CORD IP BUS ...

Page 29: ...29 CDX FM657 D C B A B EXTENSION UNIT B SIDE B 1 2 3 4 1 2 3 4 ...

Page 30: ...30 CDX FM657 1 2 3 4 1 2 3 4 D C B A D 4 4 SWITCH PCB SWITCH PCB D C C 4 3 MECHANISM PCB A CN101 E D MECHANISM PCB C M M854 CRG M M851 SPDL HOME TRP DSP D851 PICKUP UNIT SERVICE ...

Page 31: ...31 CDX FM657 D C B A 1 2 3 4 1 2 3 4 E 4 5 MOTOR PCB MOTOR PCB E C F 4 6 ANTENNA SELECT UNIT CN401 B TUNER ANTENNA SELECT UNIT F ANTENNA ...

Page 32: ...CDX FM657 1 2 3 4 1 2 3 4 D C B A LCD901 IC902 IC902 S907 T UP S904 T DOWN S905 D UP D906 D DOWN S902 PAUSE S903 P MODE S901 POWER CN901 G CN802 B 32 4 7 DISPLAY ASSY SIDE A DISPLAY ASSY G ...

Page 33: ...33 CDX FM657 D C B A 1 2 3 4 1 2 3 4 C903 C904 R902 C902 D901 R901 Q901 IL902 IC901 C905 C906 X901 IL901 Q903 Q902 Q901 IC901 Q903 Q902 R906 R905 R903 R904 D902 D903 C901 G SIDE B DISPLAY ASSY G ...

Page 34: ...R 202 RS1 16S471J R 203 RS1 16S472J R 204 RS1 16S472J R 205 RS1 16S361J R 206 RS1 16S361J R 207 RS1 16S225J R 208 RS1 16S225J R 209 RS1 16S223J R 210 RS1 16S223J R 211 RS1 16S681J R 212 RS1 16S681J R 213 RS1 16S112J R 214 RS1 16S112J R 215 RS1 16S362J R 216 RS1 16S362J R 231 RS1 16S101J R 232 RS1 16S101J R 301 RS1 16S362J R 302 RS1 16S823J R 303 RS1 16S681J R 304 RS1 16S392J R 305 RS1 16S102J R 30...

Page 35: ...04K16 C 404 CKSRYB102K50 C 405 CKSQYB473K16 C 406 CEALNP330M10 C 407 CEAL470M6R3 C 408 CKSRYB104K16 C 409 CCSRCH180J50 C 410 CCSRCH100D50 C 411 CCSRCH330J50 C 412 CCSRCH180J50 C 413 CCSRCK1R0C50 C 414 CKSRYB103K50 C 415 CCSRCK1R0C50 C 416 CKSRYB103K50 C 417 CKSRYB103K50 C 418 CCSRCJ3R0C50 C 419 CKSRYB103K50 C 421 CKSRYB473K16 C 422 CEAL220M16 C 801 CEAL100M16 C 802 470µF 16V CCH1183 C 803 UC ES mo...

Page 36: ...RS1 16S473J R 715 RS1 16S473J R 716 RS1 16S103J R 717 RS1 16S473J R 718 RS1 16S681J R 719 RS1 16S0R0J R 721 RS1 16S222J R 722 RS1 16S222J R 724 RS1 16S681J R 725 RS1 16S222J R 726 RS1 16S104J R 727 RS1 16S513J R 729 RS1 16S473J R 730 RS1 16S473J R 731 RS1 16S222J R 732 RS1 16S683J R 733 RS1 16S222J R 734 RS1 16S473J R 735 RS1 16S222J R 736 RS1 16S103J R 737 RS1 16S433J R 738 RS1 16S104J R 739 RS1 ...

Page 37: ...itch CSG1110 S 903 Switch CSG1110 S 904 Switch CSG1110 S 905 Switch CSG1110 S 906 Switch CSG1110 S 907 Switch CSG1110 IL 901 Lamp UC ES model 14V 40mA CEL1608 IL 901 Lamp EW model 14V 40mA CEL1539 IL 902 Lamp UC ES model 14V 40mA CEL1608 IL 902 Lamp EW model 14V 40mA CEL1539 LCD 901 LCD CAW1514 RESISTORS R 901 RS1 16S102J R 902 RS1 16S332J R 903 RS1 16S471J R 904 RS1 16S471J R 905 RS1 16S332J R 90...

Page 38: ...ce Adjustment VR301 Oscilloscope 38kHz signal becomes minimum Modulation 400Hz 0dB 1 VR302 Linear Detector LEVEL 7 Adjustment or Spectrum Analyzer 500Hz 0dB 135 5kHz 1 L and R are input at the same time EXTENSION UNIT L402 VR301 CN803 CN201 Antenna Plug ANTENNA SELECT UNIT ANTENNA OUT Antenna Jack Spectrum Analyzer DC Regulated Power Supply Oscilloscope FM Tuner BACK UP ACC GND BAL TV DC V Meter V...

Page 39: ...nd TRK buttons move the pickup unit to the innermost track 3 Press key 9 to close focus the display should read 91 Press key 9 2 times Enter Rough Servo mode Press key 8 to implement the tracking balance adjustment the display should now read 81 4 As shown in the diagram above monitor the LPF outputs using the oscilloscope and check that the phase differ ence is within 75 Refer to the photographs ...

Page 40: ...40 CDX FM657 Grating waveform 45 0 75 60 30 90 Echt Xch 20mV div AC Fcht Ych 20mV div AC ...

Page 41: ...loscope One L P F Measuring Points EREF EPVO Setting Without a magazine in Test mode With the mechanism placed upside down Place the CD mechanism module so that the CD core unit is above Confirmation Procedure 1 Enter Test mode then select Multi CD player 2 Press key 7 to enter Mechanism Test mode 3 Press key 12 twice to specify the amount of movement 6 3 ADJUSTMENT OF ELEVATION WHEN THE CD CORE U...

Page 42: ... CD core unit below Take care not to short cir cuit the PCB 11 Confirm the height of the stage Use the DISC key to select Disc No 3 Check if the stopper bend of the clamp lever is engaged in the groove of the frame stopper Fig 2 4 Note The stopper bend will be pressed downward into the groove for final clamping Confirm the engagement position of the stopper bend If the stopper bend is engaged in t...

Page 43: ...rease the volt age of EREF adjusted in step 8 by 20 mV 13 Place the mechanism horizontal Go back to step 11 to reconfirm the stage height 14 When adjustment of the stage height is completed proceed as fol lows 15 Press the EJECT switch 16 Once operation of the mechanism has stopped turn the power OFF 17 Wait more than one minute after the power is turned off then turn the power ON and insert a mag...

Page 44: ...the clamp lever Frame stopper OK Engaged in the center and pressed downward NG Fig 1 Dislocated toward the first CD Adjust the insertion gate of magazine to the third scale E 1 2 3 4 6 Dislocated toward the sixth CD Fig 2 Fig 3 Fig 4 ...

Page 45: ...n the sub Q code 28 FLAG O Flag output pin to indicate that audio data currently being output consists of noncorrectable data 29 DIN I Serial data input to internal DAC 30 DOUT O Serial audio data output 31 SCKIN I Serial clock input to internal DAC 32 SCKO O Audio data that is output from DOUT changes at rising edge of this clock 33 LRCKIN I LRCK signal input to internal DAC 34 LRCK O Signals to ...

Page 46: ... regulation 75 AGCO O RF signal output of after gain adjustment 76 AGCI I RF AGC amplifier input 77 RFO O RF summing amplifier output 78 EQ2 RF amplifier equalizer parts additional pin 79 EQ1 RF amplifier equalizer parts additional pin 80 RF I RF summing amplifier inverted input 81 A GND Analog circuit GND 82 A I Photo detector A input 83 C I Photo detector C input 84 B I Photo detector B input 85...

Page 47: ...y electrostatic induction BA05FP Reference voltage Vcc GND OUT 1 2 3 VCC 28 27 26 25 PreVcc OPIN4 OPIN4 OPOUT4 24 23 22 OPIN3 OPIN3 OPOUT3 21 20 19 18 GND STBY PowVcc VO3 17 16 15 VO3 VO4 VO4 1 2 3 4 BIAS IN OPIN1 OPIN1 OPOUT1 5 6 7 OPIN2 OPIN2 OPOUT2 8 9 10 11 GND MUTE PowVcc VO2 12 13 14 VO2 VO1 VO1 Stand by Mute Level shift Level shift Level shift Level shift BA5986FM ...

Page 48: ...SRAMSW I When there is SRAM H 26 CCS O C IP BUS chip select 27 SIMUKE I Destination information input 28 NC Not used 29 IPIN I Data input from IP BUS interface IC 30 IPOUT O C Data output for IP BUS interface IC 31 DPDT O C Display data output 32 KYDT I Key data input 33 FMIPSW I FM IP BUS select switch 34 testin I Test program mode input 35 XSO O NM LSI data output 36 XSI I LSI data input 37 XSCK...

Page 49: ...I13 O C Motor driver control output 79 I2 O C Motor driver control output 80 I4 O C Motor driver control output 81 88 D0 D7 I O C SRAM data bus 89 PREN O C Preemphasis select output 90 PLCS O C PLL chip select output 91 DSP I DISC detect timing input 92 disk Disc detector input 93 ELVPVO I Voltage input from ELV position sense 94 ELVREF I ELV reference voltage input 95 TRP I Tray position input 96...

Page 50: ... AMBER select output 8 SO O UART output 9 SI I UART output 10 remin I Remote control signal input 11 RVER Not used 12 NC Not used 13 16 KDT4 1 I Key data input 17 22 KST6 1 O Key strobe output 23 VCC 5V 24 73 SEG49 0 O LCD segment output 74 77 COM3 0 O Common driver output 78 80 V3 1 LCD bias power supply 20 21 40 41 60 61 80 1 PD6294A TSOP1840SB1 OUT GND VCC REGULATOR BPF GAIN CONT BPF DET REGIST...

Page 51: ...51 CDX FM657 7 1 2 DISPLAY CAW1514 COMMON SEGMENT ...

Page 52: ...moving the CD Mechanism Module Remove the four dampers Fig 5 Disconnect the connector Fig 5 Remove the two springs Fig 5 Disconnect the connector and then remove the CD Mechanism Module Fig 6 Removing the Grille Unit not shown 1 Press the two tabs indicated by arrows and then pull out the Grille Unit Exterior section parts list No 50 Fig 7 CD Mechanism Module Fig 5 Fig 6 7 2 DIAGNOSIS 7 2 1 DISASS...

Page 53: ...e make sure that the flexible tray motor printed circuit board and flexible relay card are not pulled exces sively 6 Remove screw A and then remove the carriage motor assy lighting conductor feed screw holder feed screw and belt see Fig 9 7 Remove screw B on the main side and the pickup unit together with the guide shaft see Fig 9 Fig 8 Flexible card Erect Flexible relay card han dle with care Fle...

Page 54: ...em when making adjustment Disc detection during tray extraction and return oper ations is performed by means of the photo transistor in this unit Consequently if the inside of the unit is exposed to a strong light source with the outer casing removed for repairs or adjustment the following mal functions may occur Even with a disc loaded the unit detects no disc and cannot start play Although a 12 ...

Page 55: ...isplay T Close and F T AGC and RF AGC and Fit Servo Display Power ON Not adjustment for T Offset Display Display 8 RF AMP Gain Select 8 Power OFF Power OFF Power OFF 8x 8x 8x TRK SEC MIN 9x 9x 9x TRK SEC MIN 8x 8x 8x TRK SEC MIN 9x 9x 9x TRK SEC MIN or 8x 8x 8x TRK SEC MIN 9x 9x 9x TRK SEC MIN or 00 00 00 TRK SEC MIN 99 99 99 TRK SEC MIN or 00 00 00 TRK SEC MIN 99 99 99 TRK SEC MIN or 00 00 00 TRK...

Page 56: ... inner diameter CRG can t be moved from inner diameter Failure on home switch or CRG move mechanism 11 Electricity Focus Servo NG Focusing not available Stains on rear side of disc or excessive vibrations on REWRITABLE 12 Electricity Spindle Lock NG Spindle not locked Sub code is strange not readable Failure on spindle stains or damages on disc or excessive vibrations Subcode NG A disc not contain...

Page 57: ...ouble analysis 1 Shifting to the New Test Mode 1 Turn on the current test mode by starting the reset from the 4 and 6 keys together 2 Select M CD for the source through the specified procedure including use of the SOURCE key Then press the 12 key while maintaining the regulator turned off 3 After the above operations the new test mode remains on irrespective of whether the M CD is turned on or off...

Page 58: ...tup Status No Contents Protective action 00 CD 5V ON process in progress None 01 Servo LSI initialization 1 3 in progress None 02 Servo LSI CRAM initialization in progress None 03 Servo LSI initialization 2 3 in progress None 04 Offset adjustment 1 3 in progress None 05 Offset adjustment 2 3 in progress None 06 Offset adjustment 3 3 in progress None 07 FZD adjustment in progress None 08 Servo LSI ...

Page 59: ...s closed Off focus Carriage closing in progress 41 Focus tracking AGC started Off focus 42 Focus AGC started Off focus 43 Focus AGC in progress Off focus 44 Tracking AGC in progress Off focus 45 Standing by after focus tracking AGC are over Off focus 46 Spindle processes applicable servo Off focus 47 Check for servo close is started Off focus 48 Check of LOCK pin started Off focus or spindle not l...

Page 60: ...60 CDX FM657 7 3 BLOCK DIAGRAM A C D E B ...

Page 61: ...61 CDX FM657 F G ...

Page 62: ... 89 1 MHz If your radio does not have muting there may be some noise before power switch of control unit is ON If this happens turn down the volume of the radio increase the number decrease the number 2 Press button to switch on and start the player Start the CD player Disc Number Search or or Disc Number A B D C F E Parts for connection ...

Page 63: ...ition Red To electric terminal controlled by ignition switch 12 V DC ON OFF Black ground To the vehicle metal body Fuse holder Display unit CD Player unit Car antenna plug To FM car radio Antenna switching unit Resistor Pass leads and cords through Pass leads and cords through D and fix in place IP BUS OUTPUT ...

Page 64: ... FM modulator usable frequency 87 9 88 1 88 3 88 5 88 7 88 9 89 1 89 3 89 5 89 7 89 9 90 1 MHz Antenna Switching unit Weight 140 g 0 3 lbs Dimensions 45 W 25 H 43 D mm 1 3 4 W 1 H 1 5 8 D in Display unit Weight 78 g 0 1 lbs Dimensions 100 W 37 H 18 D mm 3 15 16 W 1 7 16 H 5 8 D in Remote Controller unit Power source Battery CR2032 Weight including battery 15 g 0 03 lbs Dimensions 39 W 92 H 6 D mm ...

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