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Sony CDX-4250 - Fm/am Compact Disc Changer System, Руководство по обслуживанию

Sony CDX-4250 - компактная звуковая система с функцией смены CD дисков и радиоприемником FM/AM. Идеально подходит для вашего автомобиля. Для более подробной информации, пожалуйста, загрузите бесплатное руководство по эксплуатации на manualshive.com. (Operating Instructions Manual, руководство, скачать, бесплатно)

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Содержание CDX-4250 - Fm/am Compact Disc Changer System

Страница 1: ...Mechanism CDX 4180 CD Drive Mechanism Type MG 363X 121 Optical Pick up Name KSS 521A SERVICE MANUAL US Model Canadian Model CDX 4250 E Model CDX 4500 CDX 4250 4500 FM AM COMPACT DISC PLAYER MICROFILM SPECIFICATIONS Photo CDX 4250 ...

Страница 2: ...e surface by the objective lens in the optical pick up block Therefore when checking the laser diode emission observe from more than 30 cm away from the objective lens NOTES ON PICK UP FLEXIBLE BOARD The pick up flexible board in this set is secured to the optical pick up with an adhesive tape Once the tape is removed an adhering force becomes weak and it cannot be reused Therefore if the optical ...

Страница 3: ...lock 15 3 ELECTRICAL ADJUSTMENTS Tuner Section 16 CD Section 18 4 DIAGRAMS 4 1 IC Pin Description 19 4 2 Circuit Boards Location 21 4 3 Printed Wiring Boards CD Mechanism Section 23 4 4 Schematic Diagram CD Mechanism Section 25 4 5 Printed Wiring Board Display Section 27 4 6 Schematic Diagram Display Section 29 4 7 Printed Wiring Board Main Section 31 4 8 Schematic Diagram Main Section 1 2 33 4 9 ...

Страница 4: ... 4 SECTION 1 GENERAL This section extracted from US Canadian model s instruction manual ...

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Страница 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 ...

Страница 11: ...1 2 3 DISPLAY BOARD 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 CNP701 8 bracket M D 5 CD mechanism block ...

Страница 12: ... 12 2 5 MAIN BOARD 2 6 HEAT SINK 2 PTT 2 6x8 4 screws BTT 3 screw BTT 1 PTT 2 6x8 5 MAIN board 1 PTT 2 6x8 2 PTT 2 6x10 3 PTT 2 6x8 4 heat sink ...

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

Страница 14: ...installing take note of the positions arm roller and washers Fig 1 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 board 1 tension spring RA 2 arm roller 3 roller assy washer arm arm washer washers ...

Страница 15: ...pring angle 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 ...

Страница 16: ...dulation 1 kHz 75 kHz deviation 100 FM CENTER 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 kH...

Страница 17: ...stment Setting SOURCE n MODE button AM D BASS switch OFF Frequency Select switch E model AM 10K 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 unit TU01 tuner unit TU01 component side AM AUTO SCAN STOP LEVEL ADJ IFT3 AM SENS ADJ IFT3 IFT1 FEB1 FM SENS IF ADJ IFT4 FM CENTER ADJ tuner unit...

Страница 18: ... 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 t...

Страница 19: ...24 KEYIN2 1 I A D key input 2 1 25 ROT IN I Rotary commander input 26 S METER I FM and AM common signal meter A D conversion input 27 TEST SW I TEST mode select input 28 AM IFC I AM center frequency input 29 FM IFC I FM center frequency input 30 VDD2 Power supply 5 V 31 VCOH FM I Local oscillation frequency input FM 32 VCOL AM I Local oscillation frequency input AM 33 GND2 Ground 34 NC Not used 35...

Страница 20: ...oth STEREO indicator display input and force MONO output FM OUT MONO 65 LCD CKO O LCD driver serial clock output 66 LCD So O LCD driver serial data output 67 INH O INHbit output 68 SQ CKo O Q data read serial clock output 69 CD RST O Servo IC DAC reset output 70 SQ SI I Q data input 71 CD SO O Serial data output to servo IC 72 CD LAT O Data latch output to servo IC 73 CD CKO O Serial clock output ...

Страница 21: ...ted line with mark are critical for safety Replace only with part number specified U B Line H adjustment for repair Power voltage is dc 14 4V and fed with regulated dc power supply from ACC and BATT cords Voltage and waveforms are dc with respect to ground under no signal conditions no mark CD PLAY Impossible to measure Voltages are taken with aVOM Input impedance 10 MΩ Voltage variations may be n...

Страница 22: ... SECTION CDX 4250 4500 Ref No Location IC1 D 2 IC2 E 5 IC3 B 2 Q1 F 6 Q2 F 6 Semiconductor Location Note X parts extracted from the component side Y parts extracted from the conductor side b Pattern from the side which enables seeing 23 24 ...

Страница 23: ...4 4 SCHEMATIC DIAGRAM CD MECHANISM SECTION Refer to page 22 for Waveforms and Note and page 37 for IC Block Diagrams CDX 4250 4500 25 26 Page 33 ...

Страница 24: ... B pattern face are indicated Parts face side Parts on the parts face side seen from the Side A parts face are indicated Semiconductor Location Ref No Location D551 B 10 D552 B 10 D554 B 11 D561 B 11 D562 A 13 D563 B 13 D564 C 5 D565 C 4 Ref No Location D566 A 4 D567 C 2 D568 C 9 D569 C 8 D570 C 7 D571 C 12 D572 C 11 D573 C 3 27 28 CDX 4250 4500 D574 C 2 D575 B 3 D576 A 2 D577 B 1 D578 A 1 IC551 B...

Страница 25: ...ecified U B Line Power voltage is dc 14 4V and fed with regulated dc power supply from ACC and BATT cords C panel designation Voltage is dc with respect to ground under no signal detuned condition no mark FM Voltages are taken with a VOM Input impedance 10 MΩ Voltage variations may be noted due to normal production tolerances 4 6 SCHEMATIC DIAGRAM DISPLAY SECTION 29 30 CDX 4250 4500 Page 36 ...

Страница 26: ... 5 Q102 B 5 Q201 B 5 Q202 B 5 Q401 B 5 Q402 B 5 Q601 D 6 Q605 C 6 Q606 C 6 Q801 D 3 Q901 D 1 Q902 C 1 Q904 D 1 Q905 C 1 Q906 D 1 Q907 C 1 Q908 B 3 Q909 B 3 Q910 E 1 Q911 E 2 Q912 E 1 Q913 E 1 Q915 B 1 Q916 C 1 Q917 E 1 Q918 D 1 D401 B 5 D402 B 1 D604 E 6 D701 D 2 D801 F 1 D802 F 1 D803 F 1 D804 F 1 D805 F 1 D807 F 1 D808 F 1 D809 F 1 D811 B 3 D812 B 2 D901 C 1 D902 B 1 D903 D 1 D904 E 1 D905 E 1 D...

Страница 27: ...Power voltage is dc 14 4V and fed with regulated dc power supply from ACC and BATT cords Voltage is dc with respect to ground under no signal detuned condition no mark FM AM CD PLAY Impossible to measure Voltages are taken with a VOM Input impedance 10 MΩ Voltage variations may be noted due to normal production tolerances Signal path F FM f AM J CD Abbreviation CND Canadian model 4 8 SCHEMATIC DIA...

Страница 28: ... 35 36 4 8 SCHEMATIC DIAGRAM MAIN SECTION 2 2 Refer to page 39 for IC Block Diagrams Page 29 CDX 4250 CDX 4250 4500 ...

Страница 29: ... MON MDP MDS LOCK TEST FILO FILI PCO VSS AVSS CLTV AVDD RF BIAS ASYI ASYO ASYE WDCK 5 14 CPU INTERFACE SUB CODE PROCESSOR DIGITAL CLV EFM DEMODULATOR DIGITAL PLL ASYMMETRY CORRECTOR 5 D A INTERFACE ERROR CORRECTOR 3 6 3 16K RAM DIGITAL OUT CLOCK GENERATOR 4 1 2 3 4 5 6 7 8 9 10 11 12 13 14 OPOUT CH4 IN CH4 CTL1 CTL2 FWD REV TRAY GND CH3 CH5 COM CH4 CH3 CH3 IN CH3 VREF CH2 CH2 IN VCC VCC CH1 CH2 CH...

Страница 30: ...GD FDFCT FE M FEI FEO FE BIAS F E EI VEE TED LPFI TEI ATSC TZC TDFCT VC APC LEVEL S FOK MIRR RF IV AMP1 RF IV AMP2 FE AMP TTL IIL FZC COMP DFCT IIL TTL IIL DATA REGISTER INPUT SHIFT REGISTER ADDRESS DECODER OUTPUT DECODER TTL IIL TOG1 3 BAL1 3 FS1 4 TG1 2 TM1 7 PS1 4 F IV AMP E IV AMP BAL1 BAL2 BAL 3 TE AMP TZC COMP DFCT TM1 DFCT FS4 ATSC WINDOW COMP TOG1 TOG2 TOG3 FCS PHASE COMPENSATION FS1 F SET...

Страница 31: ...LO L4 L3 L2 L1 VDD R1 R2 R3 R4 RSELO RVRIN RCOM RT1 RT2 RT3 RTOUT RSIN NC NC RSB1 RSB2 RFIN RFOUT RROUT VSS CL DI CE VREF LROUT LFOUT LFIN LSB2 LSB1 NC NC LSIN LTOUT LT3 LT2 LT1 LCOM LVRIN DRIVER DRIVER DRIVER DRIVER 1 2 3 4 5 6 13 10 12 11 7 8 9 16 19 18 17 20 25 24 23 22 21 TAB GND OUT2 STNBY OUT2 VCC OUT1 GND OUT1 SVR IN1 IN2 S GND IN4 IN3 AC GND OUT3 GND OUT3 VCC OUT4 MUTE OUT4 GND N C 14 15 ...

Страница 32: ... Replace only 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 Ref No Part No Description Remark 1 X 3376 729 1 COVER ASSY 2 X 3376 728 1 PANEL 1 ASSY SUB 3 X 3368 104 2 LOCK ASSY 4 3 030 927 01 BRACKET MD 5 3 922 535 11 SCREW BTT 6 A 3294 551 A MAIN BO...

Страница 33: ...SSY FRONT CDX 4500 67 3 023 946 01 SHEET H BACK LCD551 1 803 439 21 DISPLAY PANEL LIQUID CRYSTAL 51 3 019 549 02 BUTTON RELEASE CDX 4250 51 3 019 549 22 BUTTON RELEASE CDX 4500 52 3 019 544 03 KNOB SEEK AMS CDX 4250 52 3 019 544 23 KNOB SEEK AMS CDX 4500 53 3 375 373 01 SPRING RELEASE 54 3 019 550 01 BUTTON MODE SOUND 55 3 019 552 01 BUTTON 1 6 56 3 030 873 11 BUTTON CD EJECT 57 3 025 315 02 BUTTO...

Страница 34: ...27 A SERVO BOARD COMPLETE 116 3 007 530 01 BRACKET MOTOR M903 A 3291 676 A MOTOR SUB ASSY LOADING 101 1 659 836 11 DISCIN BOARD 102 A 3291 816 B CHASSIS T SUB ASSY 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 BOARD 107 X 3371 502 1 LEVER R ASSY 108 A 3301 203 A ROLLER ASSY 109 3 931 908 01 GUIDE DISC 102 104 111 112 103 109 10...

Страница 35: ...GEAR MDL 163 3 007 537 11 WHEEL U WORM 164 3 032 484 01 SPRING KR1 TENSION 165 3 018 272 01 WASHER 151 3 931 893 01 ARM CHUCKING 152 3 931 897 01 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 155 154 151 156 157 158 160 162 161 164 160 165 159...

Страница 36: ... 1 CHASSIS OP O S ASSY 202 3 931 829 01 SPRING SL PLATE 203 X 3371 504 1 BASE DRIVING ASSY 204 3 931 832 01 GEAR SL MIDWAY 205 1 659 835 12 LIMIT BOARD 206 3 338 737 01 SCREW 2X3 PS 207 1 659 880 11 MOTOR FLEXIBLE BOARD 208 1 659 834 11 SUB BOARD Les composants identifiés par une marque sont critiques pour la sécurité Ne les remplacer que par une piéce portant le numéro spécifié The components ide...

Страница 37: ...8 719 067 77 DIODE SML 010PT T86 6 D564 8 719 067 77 DIODE SML 010PT T86 1 D565 8 719 067 77 DIODE SML 010PT T86 OFF D566 8 719 067 77 DIODE SML 010PT T86 SOUND D567 8 719 067 77 DIODE SML 010PT T86 SOURCE D568 8 719 067 77 DIODE SML 010PT T86 4 D569 8 719 067 77 DIODE SML 010PT T86 3 D570 8 719 067 77 DIODE SML 010PT T86 2 D571 8 719 067 77 DIODE SML 010PT T86 6 D572 8 719 067 77 DIODE SML 010PT ...

Страница 38: ... C105 1 124 233 11 ELECT 10uF 20 16V C106 1 124 233 11 ELECT 10uF 20 16V C107 1 163 009 11 CERAMIC CHIP 0 001uF 10 50V C108 1 163 009 11 CERAMIC CHIP 0 001uF 10 50V C109 1 163 038 00 CERAMIC CHIP 0 1uF 25V C110 1 163 038 00 CERAMIC CHIP 0 1uF 25V C111 1 164 346 11 CERAMIC CHIP 1uF 16V C112 1 164 346 11 CERAMIC CHIP 1uF 16V C113 1 164 182 11 CERAMIC CHIP 0 0033uF 10 50V C114 1 163 037 11 CERAMIC CH...

Страница 39: ...2200uF 20 16V C910 1 164 156 11 CERAMIC CHIP 0 1uF 25V C911 1 124 259 11 ELECT 4 7uF 20 16V C913 1 163 021 11 CERAMIC CHIP 0 01uF 10 50V C915 1 126 162 11 ELECT 3 3uF 20 50V C916 1 163 021 11 CERAMIC CHIP 0 01uF 10 50V CONNECTOR CNJ601 1 785 006 11 JACK ANT CNP701 1 764 617 12 PIN CONNECTOR PC BOARD 30P CNP801 1 764 422 11 PLUG CONNECTOR 12P CNP901 1 774 701 11 PIN CONNECTOR 16P COMPOSITION CIRCUI...

Страница 40: ... CHIP 8 2K 5 1 10W R202 1 216 073 00 METAL CHIP 10K 5 1 10W R203 1 216 065 00 RES CHIP 4 7K 5 1 10W R204 1 216 065 00 RES CHIP 4 7K 5 1 10W R205 1 216 049 11 RES CHIP 1K 5 1 10W R206 1 216 049 11 RES CHIP 1K 5 1 10W R207 1 216 077 00 METAL CHIP 15K 5 1 10W R208 1 216 077 00 METAL CHIP 15K 5 1 10W R209 1 216 129 00 METAL CHIP 2 2M 5 1 10W R210 1 216 129 00 METAL CHIP 2 2M 5 1 10W R211 1 216 079 00 ...

Страница 41: ...510 TUNER TU01 A 3301 697 A TUNER UNIT VIBRATOR X701 1 579 345 11 VIBRATOR CERAMIC 16 9MHz X801 1 760 223 11 VIBRATOR CRYSTAL 4 5MHz A 3309 227 A SERVO BOARD COMPLETE CAPACITOR C1 1 107 823 11 CERAMIC CHIP 0 47uF 10 16V C2 1 163 021 11 CERAMIC CHIP 0 01uF 10 50V C3 1 135 145 11 TANTALUM CHIP 0 47uF 10 35V C4 1 163 251 11 CERAMIC CHIP 100PF 5 50V C5 1 164 182 11 CERAMIC CHIP 0 0033uF 10 50V C6 1 16...

Страница 42: ...TAL CHIP 3 3K 5 1 10W R5 1 216 061 00 METAL CHIP 3 3K 5 1 10W R6 1 216 073 00 METAL CHIP 10K 5 1 10W R7 1 216 009 00 RES CHIP 22 5 1 10W R8 1 216 119 00 METAL CHIP 820K 5 1 10W R9 1 216 119 00 METAL CHIP 820K 5 1 10W R10 1 216 073 00 METAL CHIP 10K 5 1 10W R11 1 216 073 00 METAL CHIP 10K 5 1 10W R14 1 216 085 00 METAL CHIP 33K 5 1 10W R15 1 216 085 00 METAL CHIP 33K 5 1 10W R16 1 216 077 00 METAL ...

Страница 43: ...NISH CHINESE CDX 4500 X 3374 810 1 CASE ASSY HARDWARE LIST 1 7 685 792 09 SCREW PTT 2 6X6 S 2 7 685 793 09 SCREW PTT 2 6X8 S 3 7 621 772 10 SCREW B 2X4 4 7 685 106 19 SCREW P 2X10 TYPE2 NON SLIT 5 7 627 850 28 SCREW PRECISION P 1 4X3 6 7 627 000 00 SCREW PRECISION P1 7X2 2TYPE3 7 7 628 253 00 SCREW PS 2X4 8 7 627 553 37 PRECISION SCREW P 2X3 TYPE 3 9 7 627 553 17 PRECISION SCREW P 2X2 TYPE 3 10 7 ...

Страница 44: ... 52 CDX 4250 4500 Sony Corporation Personal Mobile Communication Company 9 926 098 11 98L090238 1 Printed in Japan 1998 12 Published by Quality Assurance Dept ...

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