Sony CDX-C5750 Page 8 Service Manual Download | Manualshive

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Summary of Contents for CDX-C5750

Page 1: ...107 9 MHz Antenna terminal External antenna connector Intermediate frequency 10 7 MHz Usable sensitivity 12 dBf Selectivity 75 dB at 400 kHz Signal to noise ratio 65 dB stereo 68 dB mono Harmonic distortion at 1 kHz 0 7 stereo 0 5 mono Separation 35 dB at 1 kHz Frequency response 30 15 000 Hz AM Tuning range 530 1 710 kHz Antenna terminal External antenna connector Intermediate frequency 10 7 MHz ...

Page 2: ... OPTICAL PICK UP BLOCK OR BASE UNIT The laser diode in the optical pick up block may suffer electrostatic breakdown because of the potential difference generated by the charged electrostatic load etc on clothing and the human body During repair pay attention to electrostatic breakdown and also use the procedure in the printed matter which is included in the repair parts The flexible board is easil...

Page 3: ... 3 SECTION 1 GENERAL This section is extracted from CDX C5850 s instruction manual ...

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Page 10: ... 10 SECTION 2 DISASSEMBLY Note Follow the disassembly procedure in the numerical order given 2 1 COVER ASSY 2 2 FRONT PANEL ASSY 4 cover assy 1 claw 2 claw 3 claws 2 front panel assy 1 button release ...

Page 11: ... 2 3 SUB PANEL 1 ASSY 2 4 CD MECHANISM BLOCK 1 PTT 2 6x6 2 PTT 2 6x6 4 claw 3 claw 5 sub panel 1 assy 7 PTT 2 6x6 3 PTT 2 6x6 6 PTT 2 6x6 2 PTT 2 6x6 1 PTT 2 6x6 4 CNP700 8 bracket M D 5 CD mechanism block ...

Page 12: ... 12 2 5 MAIN BOARD 2 6 HEAT SINK 2 ground point screw PTT 2 6x6 3 ground point screws PTT 2 6x6 1 PTT 2 6x8 4 MAIN board 1 PTT 2 6x8 2 PTT 2 6x12 3 PTT 2 6x8 4 heat sink ...

Page 13: ...IS T SUB ASSY 2 8 LEVER ASSY 4 chassis T sub assy 2 P 2x3 3 P 2x3 1 Unsolder the lead wires red white black 2 P 2x3 4 claws 2 DISC IN SW board 7 lever L assy 3 tension spring LR 6 lever R assy 5 guide disc 1 PS 2x4 ...

Page 14: ...SERVO BOARD 2 10 ROLLER ASSY 5 PS 2x4 1 CN3 3 P 2x3 4 loading motor assy 7 SERVO board 2 CN2 6 PS 2x4 Fig 1 4 PS 2x3 5 LOAD SW board 1 tension spring RA 2 arm roller 3 roller assy washer arm arm washer washers ...

Page 15: ...spring KF1 8 compression spring FL 7 chassis OP O S assy 9 compression spring FL 2 tension spring KR1 5 Fit lever D in the direction of the arrow 3 damper T 4 damper T 6 Turn loading ring in the direction of the arrow 1 P 2x3 2 sled motor assy 3 optical pick up block ...

Page 16: ... OUT Both side of R24 IC1 pin IC1 pin digital voltmeter 0 dBs 3 dBs fc 10 fc fc 10 kHz FM RF signal generator dummy antenna 50 Ω 50 Ω 4 Ω antenna terminal set SPEAKER OUT level meter AM RF signal generator dummy antenna antenna terminal set SPEAKER OUT level meter 30 Ω 4 Ω 15 pF 30 pF Procedure Adjust for a maximum reading on level meter IFT1 3 1 400 kHz Adjustment Location See page 17 Procedure 1...

Page 17: ... Stop Level Adjustment Setting SOURCE n MODE button AM D BASS switch C5750 OFF AM RF signal generator dummy antenna antenna terminal set SPEAKER OUT level meter 30 Ω 4 Ω 15 pF 30 pF digital voltmeter S METER OUT Adjustment Location tuner assy TU601 tuner assy TU601 component side AM AUTO SCAN STOP LEVEL ADJ IFT3 AM SENS ADJ IFT3 IFT1 FEB1 FM SENS IF ADJ IFT4 FM CENTER ADJ tuner assy TU601 conducto...

Page 18: ...4 slightly counter clockwise If the gain is too low Focus does not function and no music is selected If the gain is too high Noise caused by scratches and dust is heard and the operation becomes unstable Adjustment Location servo board Adjustment Location servo board component side Procedure 1 Connect an oscilloscope between TP RF and TP RF GND on the SERVO board 2 Connect the power supply 3 Push ...

Page 19: ... M902 SLED M901 SPINDLE M903 LOADING 12 CH4 11 COM 6 FWD 7 REV 4 CTL1 5 CTL2 10 CH5 6 DIN 5 BCKIN LRCIN CLKO 12 VOUTL VOUTR R CH XTI 19 XTO D A CONVERTER IC702 X700 16 9344MHz MC DM1 22 RSTB 30 DEEMPH 6 GFS 17 SQ SI 19 SQ CKO 78 CD SENCE SYSTEM CONTROL IC801 1 2 SERVO 5V M M M I V CONV 4 DATA25 3 XLAT25 28 CLOK25 75 SCOR 5 XRST 2 FOK 23 C IN 1 LD ON 57 TXT ON 27 TXT CKO 25 77 DQSY 3 SCOR 5 MCK 1 E...

Page 20: ...B BATT B RESET IC902 S900 RESET CNP802 REMOTE IN KEY MATRIX LSW511 523 525 529 KEY BOARD KEY ACTIVE Q914 915 PL501 PL502 LAMP SWITCH Q502 505 LSW511 523 525 529 LED501 505 TEL MUTE SWITCH Q916 POWER SUPPLY IC901 AMP ON VCC AMP B BATT B BATT B ACC CHECK Q905 F901 11 3 12 4 10 2 9 1 13 TEL MUTE 16 BATT 7 ACC 5 AMP REM 6 ANT REM 15 TEST SCL X1A X0A SDA SSTOP SD IN ST MONO S METER KEY IN0 SYSRST UNI C...

Page 21: ...ar une marque sont critiques pour la sécurité Ne les remplacer que par une piéce portant le numéro spécifié U B Line Power voltage is dc 14 4V and fed with regulated dc power supply from ACC and BATT cords Voltages are taken with a VOM Input impedance 10 MΩ Voltage variations may be noted due to normal produc tion tolerances Waveforms are taken with a oscilloscope Voltage variations may be noted d...

Page 22: ...4 4 PRINTED WIRING BOARDS CD MECHANISM SECTION CDX C5750 C5850 25 26 Ref No Location IC1 D 3 IC2 E 5 Q1 F 5 Q2 F 6 Q3 F 2 Q4 F 2 Q5 F 2 Q6 F 3 Semiconductor Location Page 31 M902 SLED M901 SPINDLE ...

Page 23: ...ATIC DIAGRAM CD MECHANISM SECTION Refer to page 41 for IC Block Diagrams Refer to page 24 for Waveforms note Voltage and waveforms are dc with respect to ground under no signal conditions no mark CD PLAY Impossible to measure Page 33 ...

Page 24: ...D918 J 9 D919 K 9 D920 B 9 D924 E 13 IC200 A 7 IC401 F 6 IC402 D 5 IC403 D 7 IC601 F 3 IC702 F 11 IC703 G 9 IC801 J 7 IC803 D 14 IC901 F 13 IC902 J 6 Q110 B 4 Q111 B 4 Q210 C 4 Q211 C 5 Q401 B 3 Q402 C 3 Q603 G 5 Q609 G 5 Q610 F 5 Q612 F 5 Q613 F 4 Q614 G 3 Q615 F 5 Q901 I 13 Q902 I 13 Q903 I 13 Q904 G 13 Q905 C 10 Q906 D 11 Q907 I 12 Q908 I 12 Q909 I 12 Q910 H 13 Q911 H 12 Q912 H 13 Q913 G 13 Q91...

Page 25: ... 31 32 CDX C5750 C5850 Page 38 Page 25 ...

Page 26: ...750 C5850 33 34 note Voltage is dc with respect to ground under no signal detuned condition no mark FM AM CD PLAY 4 7 SCHEMATIC DIAGRAM MAIN SECTION 1 2 Refer to page 41 for IC Block Diagrams Page 35 Page 28 ...

Page 27: ... BND 35 36 CDX C5750 C5850 note Voltage is dc with respect to ground under no signal detuned condition no mark FM AM CD PLAY 4 8 SCHEMATIC DIAGRAM MAIN SECTION 2 2 Refer to page 43 for IC Block Diagrams Page 39 Page 34 ...

Page 28: ...OARD DISPLAY SECTION D501 B 10 D502 B 12 D503 B 10 D506 C 10 D507 C 10 IC501 C 8 LED501 B 3 Ref No Location Semiconductor Location Ref No Location LED502 B 2 LED503 B 1 LED504 C 2 LED505 C 3 Q502 B 13 Q503 C 4 Q504 C 7 Q505 B 13 SIDE B Page 31 ...

Page 29: ... 39 40 CDX C5750 C5850 note Voltage is dc with respect to ground under no signal detuned condition no mark FM 4 10 SCHEMATIC DIAGRAM DISPLAY SECTION Page 36 ...

Page 30: ...UFFER DRIVE BUFFER DRIVE BUFFER LEVEL SHIFT LEVEL SHIFT LEVEL SHIFT LEVEL SHIFT THERMAL SHUT DOWN 15 16 17 18 19 20 21 22 23 24 25 26 27 28 LOGIC CTL1 CTL2 FWD REV V I IC2 CXA1782BQ 36 35 34 33 32 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 37 38 39 40 41 42 43 44 45 46 47 48 PHD 2 PHD 1 PHD LD RF O RF I CP CB CC1 CC2 FOK SENS C OUT XRST DATA XLT CLK VCC ISE...

Page 31: ...R SUBWOOFER LP IIC BUS DIGITAL CONTROL CIRCUIT POWER SUPPLY FRONT FADER FRONT FADER REAR FADER REAR FADER VOICE BANDPASS HP LP SDA SCL 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 3 4 5 6 7 18 19 20 17 16 15 14 8 9 10 13 12 11 2 1 CLK CONTROL INPUT INTERFACE DIGITAL FILTER 5LEVE DAC LOWPASS FILTER CMOS AMP 5LEVEL DAC LOWPASS FILTER CMOS AMP MODE CONT ROL XTI DGND VDD ...

Page 32: ...H AM FM PHASE COMP INLOCK DETECTOR 11 BIT PROG COUNTER SWITCH SWM DIR 6 BIT PROG COUNTER SWITCH SWM DIR PRE COUNTER 32 33 I2 C BUS INTERFACE SWITCH AM FM VDD1 1 2 3 4 6 7 8 5 9 10 11 14 12 13 17 18 19 20 21 22 23 24 25 26 27 28 16 15 LP FM LP HC LP AM V REF LCL DX SEEK NIL MONO OSCIN OSCOUT NC SCL SDA IF AM LPOUT VDD2 GND AM AM IN FM IN NC GND D VDD1 ADDR HFREF AMOSC DOUT INLOCK SSTOP IF FM 1 2 3 ...

Page 33: ...I Remote commander input 25 TXT SI I CD TEXT data input 26 NIL Not used Connect to ground in this set 27 TXT CKO O CD TEXT data read clock output 28 CLOK25 O CD signal processing serial clock output 29 SYSRST O System reset output 30 DEEMPH O De emphasis output 31 AMP ATT O Power amplifier attenuator control output 32 MD ON O CD mechanism power control output 33 VSS Ground 34 C Power stabilization...

Page 34: ...hone attenuate detection input 81 ST MONO I O Tuner stereo signal detection input forced monaural output 82 SEEKOUT O SEEK output 83 SD IN I Signal detector input 84 WIDE O WIDE NARROW select output Not used in this set 85 NARROW O WIDE NARROW select output Not used in this set 86 HSTX Hardware standby input Connect to pin º RESET 87 MD2 Operation mode input Connect to ground in this set 88 89 MD1...

Page 35: ...or control output Loading direction 115 CD EJ O Loading motor control output Eject direction 116 L SW I Sled limit switch detection input 117 IN SW PH1 I Disc insertion detection input 118 D SW I DOWN switch detection input 119 VSS Ground 120 SELF SW IN SW I Disc self store detection input ...

Page 36: ...y with part number specified Les composants identifiés par une marque sont critiques pour la sécurité Ne les remplacer que par une piéce portant le numéro spécifié Ref No Part No Description Remark 5 1 CHASSIS SECTION N N Ref No Part No Description Remark 1 11 3 5 8 9 6 7 2 10 4 1 1 2 2 2 10 2 2 2 2 1 1 1 3 3 TU601 F901 A A B B 12 2 MG 363T 121 1 X 3376 729 1 COVER ASSY 2 X 3376 728 1 PANEL 1 ASSY...

Page 37: ... 1 10 56 3 030 873 01 BUTTON CD EJECT 57 3 025 315 11 BUTTON SOURCE 58 3 019 547 21 KNOB VOL 59 3 019 548 01 RING 60 3 019 543 11 KNOB D BASS C5750 61 X 3376 730 1 HOLDER ASSY LCD 62 3 030 879 01 BRACKET LCD 63 3 021 407 01 SHEET D LCD 64 3 032 289 01 SHEET DIFFUSION 5 65 3 030 863 01 PANEL FRONT BACK 66 3 023 946 01 SHEET H BACK 67 3 024 286 01 SHEET E 68 X 3376 791 1 PANEL S ASSY FRONT C5750 68 ...

Page 38: ...Y 103 3 931 909 01 SPRING LR TENSION 104 X 3371 501 1 LEVER L ASSY 105 3 338 737 01 SCREW 2X3 PS 106 1 659 837 11 LOAD SW BOARD 107 X 3371 502 1 LEVER R ASSY 108 A 3301 203 A ROLLER ASSY 109 3 931 908 01 GUIDE DISC 110 3 931 902 04 ARM ROLLER 111 3 936 756 01 ROLLER D 112 3 321 393 01 WASHER STOPPER 113 3 939 139 01 SPACER 114 3 931 916 01 SPRING RA TENSION 115 A 3309 694 A SERVO BOARD COMPLETE 11...

Page 39: ... DAMPER T 153 3 931 879 02 LEVER D 154 3 913 404 11 RETAINER DISC 155 3 931 894 01 BRACKET CP 156 3 931 895 01 SPRING CH TENSION 157 3 931 898 01 SPRING FL COMPRESSION 158 3 032 483 02 SPRING KF1 TENSION 159 A 3277 802 C CHASSIS M ASSY 160 3 931 883 01 SPRING TR TENSION 161 3 931 881 01 LEVER LOCK 162 3 931 882 02 GEAR MDL 163 3 007 537 11 WHEEL U WORM 164 3 032 484 01 SPRING KR1 TENSION 165 3 014...

Page 40: ... PS 207 1 659 880 11 MOTOR FLEXIBLE BOARD 208 1 659 834 11 SUB BOARD 209 3 909 607 01 SCREW 210 8 820 010 06 PICK UP OPTICAL KSS 521A K1RP 211 3 931 834 01 SPRING FEED PLATE 212 1 659 881 11 PICK UP FLEXIBLE BOARD 213 A 3291 669 A SHAFT FEED ASSY M901 X 3371 664 2 MOTOR ASSY SPINDLE M902 A 3291 674 A MOTOR ASSY SLED SLED The components identified by mark or dotted line with mark are critical for s...

Page 41: ...IQUID CRYSTAL DISPLAY LCD501 1 803 441 11 DISPLAY PANEL LIQUID CRYSTAL C5750 LCD501 1 803 452 11 DISPLAY PANEL LIQUID CRYSTAL C5850 DIODE LED501 8 719 987 45 LED CL 155Y PG CD LED502 8 719 987 45 LED CL 155Y PG CD LED503 8 719 987 45 LED CL 155Y PG CD LED504 8 719 987 45 LED CL 155Y PG CD LED505 8 719 987 45 LED CL 155Y PG CD SWITCH LSW511 1 762 143 12 SWITCH KEY BOARD WITH LED 6 LSW512 1 762 143 ...

Page 42: ...55 1 216 049 11 RES CHIP 1K 5 1 10W R556 1 216 049 11 RES CHIP 1K 5 1 10W R558 1 216 033 00 METAL CHIP 220 5 1 10W R561 1 216 025 00 RES CHIP 100 5 1 10W R562 1 216 029 00 METAL CHIP 150 5 1 10W ROTARY ENCODER RE501 1 475 014 11 ENCODER ROTARY SWITCH S501 1 762 937 11 SWITCH ROTARY D BASS C5750 S502 1 771 290 11 SWITCH SLIDE SEEK AMS 1 659 835 12 LIMIT SW BOARD SWITCH SW3 1 572 688 11 SWITCH PUSH ...

Page 43: ...01uF 10 50V C624 1 163 251 11 CERAMIC CHIP 100PF 5 50V C625 1 163 251 11 CERAMIC CHIP 100PF 5 50V C634 1 163 251 11 CERAMIC CHIP 100PF 5 50V C5850 C647 1 163 021 11 CERAMIC CHIP 0 01uF 10 50V C648 1 163 251 11 CERAMIC CHIP 100PF 5 50V C653 1 163 009 11 CERAMIC CHIP 0 001uF 10 50V C655 1 163 251 11 CERAMIC CHIP 100PF 5 50V C5850 C692 1 163 038 00 CERAMIC CHIP 0 1uF 25V C698 1 163 009 11 CERAMIC CHI...

Page 44: ...759 444 50 IC TDA8574 T C5850 IC601 8 759 572 11 IC TDA7427AD1 IC702 8 759 464 81 IC PCM1717E ST2 IC703 8 759 428 57 IC LC89170M TLM IC801 8 759 572 13 IC MB90574PFV G 193 BND IC803 8 759 449 89 IC BA8270F E2 IC901 8 759 572 12 IC BA4903 IC902 8 759 363 81 IC XC61AN4002PR JUMPER RESISTOR JR124 1 216 295 00 SHORT 0 C5750 JR125 1 216 295 00 SHORT 0 C5750 JR224 1 216 295 00 SHORT 0 C5750 JR225 1 216 ...

Page 45: ...50 R206 1 216 082 00 RES CHIP 24K 5 1 10W C5850 R207 1 216 082 00 RES CHIP 24K 5 1 10W C5850 R208 1 216 689 11 METAL CHIP 39K 0 5 1 10W C5850 R209 1 216 082 00 RES CHIP 24K 5 1 10W C5850 R210 1 216 689 11 METAL CHIP 39K 0 5 1 10W C5850 R211 1 216 065 00 RES CHIP 4 7K 5 1 10W R212 1 216 049 11 RES CHIP 1K 5 1 10W R213 1 216 065 01 RES CHIP 4 7K 5 1 10W R214 1 216 049 11 RES CHIP 1K 5 1 10W R215 1 2...

Page 46: ...0W R857 1 216 117 00 METAL CHIP 680K 5 1 10W R864 1 216 041 00 METAL CHIP 470 5 1 10W R865 1 216 041 00 METAL CHIP 470 5 1 10W R868 1 216 049 11 RES CHIP 1K 5 1 10W R869 1 216 097 00 RES CHIP 100K 5 1 10W R883 1 216 109 00 METAL CHIP 330K 5 1 10W R898 1 216 097 00 RES CHIP 100K 5 1 10W C5850 R899 1 216 097 00 RES CHIP 100K 5 1 10W R902 1 216 049 11 RES CHIP 1K 5 1 10W R903 1 216 041 00 METAL CHIP ...

Page 47: ...1 216 296 00 SHORT 0 JR01 1 216 296 00 SHORT 0 JR03 1 216 296 00 SHORT 0 JR04 1 216 296 00 SHORT 0 JR06 1 216 296 00 SHORT 0 JR08 1 216 296 00 SHORT 0 JR09 1 216 296 00 SHORT 0 JR10 1 216 296 00 SHORT 0 JR11 1 216 296 00 SHORT 0 JR12 1 216 296 00 SHORT 0 JR13 1 216 296 00 SHORT 0 JR14 1 216 296 00 SHORT 0 JR15 1 216 296 00 SHORT 0 JR16 1 216 296 00 SHORT 0 JR17 1 216 296 00 SHORT 0 JR18 1 216 296 ...

Page 48: ...1 216 097 00 RES CHIP 100K 5 1 10W R31 1 216 081 00 METAL CHIP 22K 5 1 10W R32 1 216 109 00 METAL CHIP 330K 5 1 10W R33 1 216 105 00 RES CHIP 220K 5 1 10W R34 1 216 009 00 RES CHIP 22 5 1 10W R35 1 216 065 00 RES CHIP 4 7K 5 1 10W R36 1 216 097 00 RES CHIP 100K 5 1 10W R37 1 216 117 00 METAL CHIP 680K 5 1 10W R38 1 216 109 00 METAL CHIP 330K 5 1 10W R39 1 216 101 00 METAL CHIP 150K 5 1 10W R40 1 2...

Page 49: ... 7X2 2 TYPE3 7 7 628 253 00 SCREW PS 2X4 8 7 627 553 37 SCREW PRECISION P 2X3 TYPE3 9 7 627 553 17 SCREW PRECISION P 2X2 TYPE3 10 7 685 795 09 SCREW PTT 2 6X12 S PARTS FOR INSTALLATION AND CONNECTIONS 251 3 014 370 31 FRAME FITTING 252 3 916 012 01 BRACKET ND FITTING ASSIST 253 X 3368 725 1 SCREW ASSY FITTING 254 3 934 325 01 SCREW K 5X8 TP 255 X 3374 806 1 COLLAR ASSY 256 3 388 078 01 KEY 257 1 7...

Page 50: ... 62 Sony Corporation Personal Mobile Communication Company 9 926 417 11 CDX C5750 C5850 99A0419 1 Printed in Japan C1999 1 Published by Quality Assurance Dept ...

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