Sony CDX-4480ESP - Am/fm Compact Disc Changer, Service Manual

Page 1: ...B at 1 kHz Frequency response 30 15 000 Hz Capture ratio 2 dB AM Tuning range AM tuning interval 9 kHz 10 kHz switchable 531 1 602 kHz at 9 kHz step 530 1 710 kHz at 10 kHz step Antenna terminal External antenna connector Intermediate frequency 10 71 MHz 450 kHz Sensitivity 30 µV SPECIFICATIONS Power amplifier section Outputs Speaker outputs sure seal connectors Speaker impedance 4 8 ohms Maximum ...

Page 2: ... proce dures other than those specified herein may result in haz ardous radiation exposure Notes on Chip Component Replacement Never reuse a disconnected chip component Notice that the minus side of a tantalum capacitor may be dam aged by heat NOTES ON HANDLING THE OPTICAL PICK UP BLOCK OR BASE UNIT The laser diode in the optical pick up block may suffer electrostatic breakdown because of the pote...

Page 3: ...16 3 ELECTRICAL ADJUSTMENTS Tuner Section 17 4 DIAGRAMS 4 1 IC Pin Descriptions 19 4 2 Circuit Boards Location 26 4 3 Block Diagram CD Section 27 4 4 Block Diagram Main Section 29 4 5 Schematic Diagram CD Mechanism Section 31 4 6 Printed Wiring Boards CD Mechanism Section 35 4 7 Printed Wiring Board Main Section 40 4 8 Schematic Diagram Main Section 45 4 9 Printed Wiring Board Display Section 49 4...

Page 4: ... 4 SECTION 1 GENERAL This section extracted from instruction manual ...

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Page 11: ... 11 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 12: ... 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 13: ... 13 2 5 MAIN BOARD 2 6 HEAT SINK 2 ground point screw PTT 2 6 X 6 3 ground point screws PTT 2 6 X 6 1 PTT 2 6x8 4 MAIN board 1 PTT 2 6x8 2 PTT 2 6x10 3 PTT 2 6x8 4 heat sink ...

Page 14: ... 14 2 7 CHASSIS T SUB ASSY 2 8 LEVER ASSY 3 chassis T sub assy 2 P 2x3 1 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 2x3 ...

Page 15: ... the positions arm roller and washers Fig 1 2 PS 2x5 3 PS 2x5 PS 2x5 4 heat sink 1 PTT 2 6x5 0 CN4 6 P 2x3 7 loading motor assy SERVO board 5 wire 8 CN2 9 CN5 Fig 1 4 PS 2x4 5 LOAD SW board 1 tension spring RA 2 arm roller 3 roller assy washer arm arm washer washers ...

Page 16: ...1 P 2x3 2 sled motor assy 3 optical pick up block 1 tension spring angle 8 compression spring FL 6 chassis OP O S assy 7 compression spring FL 4 Fit lever D in the direction of the arrow 3 damper T 2 damper T 5 Turn loading ring in the direction of the arrow ...

Page 17: ... dB 1 mV Mode mono Modulation 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 ...

Page 18: ...Adjustment Setting SOURCE n MODE button AM D BASS switch OFF FREQUENCY SELECT switch 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 assy TU1 tuner assy TU1 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 TU1 c...

Page 19: ... of system clock 10 MHz 33 GND Analog GND 34 XT OUT O Not used in this set 35 XT IN I Not used in this set 36 AVSS A D converter GND 37 AVREF I A D converter reference voltage input 38 TEP L I Not used in this set 39 TEP H I Not used in this set 40 NCO Not used in this set 41 PH2 I Not used in this set 42 SCLK O CD TEXT data read clock output 43 ESPXQOK O XQOK signal output to DRAM controller 44 E...

Page 20: ...DATA O CD signal process serial data output 68 ESPXWRE O Write signal output to DRAM controller 69 ESPXRDE O Read signal output to DRAM controller 70 ESPXLT O Serial data latch output to DRAM controller 71 ESPXSOE O XSOE signal output to DRAM controller 72 VDD Power supply 73 HIN I Fixed at H in this set 74 TEXT ON OFF I Fixed at H in this set 75 PH1 I Not used in this set 76 FBTBSEL I Not used in...

Page 21: ... Write Flame Clock output 21 GTOP O GTOP output 22 XUGF O XUGF output Not used 23 XPCK O XPLCK output Not used 24 GFS O GFS output 25 RFCK O RFCK output 26 C2PO O C2PO output Not used 27 XROF O XROF output 28 SCOR O H output at either detection sub code sync S0 or S1 29 MNT0 O MNT0 output Not used 30 MNT1 O MNT1 output Not used 31 MNT3 O MNT3 output Not used 32 VSS1 Digital GND 33 DOUT O Digital O...

Page 22: ...utput of spindle motor 80 SSTP I Disc most inner track detection signal input 81 FSTO O 2 3 frequency division output of pins 103 and 104 82 FSTI I Reference clock input for digital servo 83 XTSL I X tal select input L 16 9344 MHz 84 C4M O 4 2336 MHz output 85 WDCK O D A interface Word clock f 2Fs 86 VDD3 Digital power supply 87 LRCK O D A interface LR clock f Fs 88 LRCKI I LR clock input to DAC 4...

Page 23: ... O Pin Description 107 ROUT2 O R ch LINE output Not used 108 AIN2 I R ch OP amplifier input Not used 109 AOUT2 O R ch Analog output Not used 110 AVDD2 R ch Analog power supply 111 AVSS2 R ch Analog GND 112 VSS0 Digital GND ...

Page 24: ...23 C OUT I Track jump number count input Connected to GND 24 SIRCS I Remote commander input 25 SRDT I CD TEXT data input Connected to GND 26 NIL Connect to GND Not used in this set 27 SCLK O CD TEXT data read clock output Not used in this set 28 CLOK25 O CD signal process serial clock output Not used in this set 29 SYSRST O System reset output 30 DEEM O Emphasis output Not used in this set 31 DBMO...

Page 25: ... to GND 76 BU IN I Back up power detection input 77 DQSY I CD TEXT data set complete signal detection input Connected to GND 78 CD SENS I CD SENS signal detection input Connected to GND 79 KEY ACK I Key input detection input at power OFF 80 TEL MUTE I Telephone attenuate detection input 81 ST IN I Tuner stereo signal detection input 82 SEEKOUT O MW LW SEEK output 83 SD IN I Signal detector input 8...

Page 26: ... in this set 115 REV O Loading motor control output Reverse direction Not used in this set 116 L SW I Sled limit switch detection input Fixed at H in this set 117 IN SW I Disc insertion detection input Fixed at H in this set 118 D SW I Down switch detection input Fixed at H in this set 119 VSS GND 120 SELF SW I Disc self store detection input Fixed at H in this set 4 2 CIRCUIT BOARDS LOCATION LOAD...

Page 27: ...5 RFCK 6 GTOP 3 DI 2 BCKI 1 LRCKI MOD2 9 DOUT CDINL MOD2 MOD1 10 BCKO R CH DIGITAL FILTER IC701 DRAM IC4 11 15 MOD1 14 LRCO 6 RSTN A0 A9 D1 D4 6 DI 5 BCKI 8 22 LRCKI RSTN DEEM 12 LO 14 RO D A CONVERTER IC702 18 2 CKO 3 XTI 19 XTO 14 XTAI LRCK BCK DATA 4 XRAS 3 XWE 23 XCAS 22 XOE M 12 DROUT 13 DROUT M901 SPINDLE 25 24 M M903 LOADING M INVERTER 9 L 7 L 2 LMOT1 4 LMOT2 LOADING MOTOR DRIVE IC6 X1 10MH...

Page 28: ... 917 ACC CHECK Q904 905 8V REG Q903 ILL SWITCH Q901 902 RESET IC902 COM8V COM5V 1 2 S900 RESET Q930 D909 D908 D910 D916 Q906 Q651 S801 POWER SELECT OFF ON S802 FREQUENCY SELECT AM 10k FM 200k AM9k FM50k X801 32 768KHz X800 3 68MHz COM8V COM 8V AM 8V FM 8V BU B MODE2 MODE1 STB COM5V PLL5V AM8V FM8V BU B D904 D905 AMP B 7 VCC 8 ANT B POWER SUPPLY IC901 F901 10A 2 CD SECTION 1 CD SECTION D401 404 AU ...

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Page 34: ... VS OUT1 N C CONTROL LOGIC SDTO XSOE SCK SDTI XLT XRDE XWRE OSCE A5 A6 A7 SPSL VSS 35 36 A8 XOE 33 34 37 39 A4 38 40 41 42 43 44 45 46 47 48 32 20 21 22 23 25 26 27 29 30 31 24 XCAS D4 D3 D0 28 D1 XWE XRAS A9 VDD A0 A1 A2 A3 17 18 19 C176 DOUT LRCK 4 5 6 7 8 9 10 11 13 14 15 16 12 XROI RFCK GTOP 1 2 3 WFCK DIN C4M BCKI VSS DATI LRCI WDCI XTAO TEST XTAI BCK DATA 49 50 51 52 53 54 55 56 57 61 62 63 ...

Page 35: ... DQ4 DQ3 CAS OE A8 A7 A6 A5 A4 1 OPOUT 20 GND 25 OPIN 24 OPIN 2 NC 3 NC 4 BIAS 5 DRIN 6 DRIN 23 NC 22 MUTE 21 NC DRIVER MUTE 7 NC 8 NC 9 NC 10 NC 11 NC 12 DROUT 13 DROUT LEVEL SHIFT IN THERMAL SHUT DOWN 19 GND 14 NC 18 NC 16 NC 15 NC VCC 17 1 2 3 4 5 6 7 8 9 10 11 12 13 14 OUT1 A OUT1 B PRE OUT1 IN1 IN1 REG B REG OUT BIAS IN MUTE IN2 IN2 PRE OUT2 OUT2 B OUT2 A IN4 PRE OUT4 IN4 VCC VCC OUT3 B GND I...

Page 36: ...CL DI CE VREF LROUT LFOUT LFIN LSB2 LSB1 NC NC LSIN LTOUT LT3 LT2 LT1 LCOM LVRIN PHASE DET PRESCALER MAIN COUNT IF COUNT CTL 20BIT COUNT SHIFT REGISTER LATCH REFERENCE DIVIDER I O CTL 1 2 4 5 6 7 9 10 20 18 17 16 15 14 13 12 11 19 XIN CE CK DA CD P0 P1 P3 XOUT VSS PD VDD FMIN AMIN P2 IFIN SD P4 1 2 3 4 5 6 7 8 9 10 16 15 14 13 12 11 DIGITAL SIGNAL PROCESSOR OUTPUT INTERFACE SYSTEM CLOCK INPUT INTE...

Page 37: ...1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 MUTE DEEN CKO DVSS BCKI DI DVDD LRCI TSTN TO1 AVDDL LO AVSS RO AVDDR MUTE XVDD XTI XTO XVSS DS RSTN MODE ATCK L L R R 11 LEVEL DEM DAC LPF AMP 11 LEVEL DEM DAC 11 LEVEL DEM DAC LPF AMP 11 LEVEL DEM DAC OVER VOLTAGE PROTECT REGULATOR 1 2 3 4 5 6 7 8 9 10 12 11 NC MODE2 MODE1 STB VDD AMP VCC ANT COM AM FM GND ...

Page 38: ...ified by mark or dotted line with mark are critical for safety Replace only with part number specified 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 12 2 2 2 1 1 1 3 3 MG 363W 121 TU1 F901 A A B B 13 12 1 X 3374 809 1 COVER ASSY 2 X 3374 808 1 PANEL 1 ASSY SUB 3 X 3368 104 2 LOCK ASSY 4 3 019 564 01 BRACKET M D 5 3 376...

Page 39: ...SPRING RELEASE 54 3 019 550 01 BUTTON MODE SOUND 55 3 019 528 01 BUTTON 1 10 56 3 019 551 11 BUTTON EJECT 57 3 019 545 01 BUTTON SOURCE 58 3 019 547 01 KNOB VOL 59 3 019 548 01 RING 60 3 019 543 01 KNOB D BASS 61 X 3374 890 1 HOLDER LCD ASSY 62 3 019 530 01 PLATE LCD GROUND 63 3 021 407 01 SHEET D LCD 64 3 019 531 01 SHEET LCD COLOR 65 3 019 521 01 PANEL FRONT BACK 66 X 3374 883 1 PANEL ASSY FRONT...

Page 40: ...ENSION 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 03 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 717 A SERVO BOARD COMPLETE 116 3 007 530 01 BRACKET MOTOR 1...

Page 41: ...UCKING 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 3 931 914 01 SPRING ANGLE TENSION 159 A 3291 677 G 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 01 WHEEL U WORM 164 3 931 898 11 SPR...

Page 42: ...1 X 3374 022 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 SW BOARD 206 3 338 737 01 SCREW 2X3 PS 207 1 659 880 11 MOTOR FLEXIBLE BOARD 208 1 659 834 11 SUB BOARD 209 3 909 607 01 SCREW 210 8 848 402 02 PICK UP OPTICAL KSS 520A J2NP 211 3 931 834 01 SPRING FEED PLATE 212 1 659 881 11 PICK UP FLEXIBLE...

Page 43: ...C IC801 8 759 365 90 IC LC75824W IC802 8 749 012 76 IC PIC 12041T JUMPER RESISTOR JR852 1 216 295 00 SHORT 0 JR854 1 216 295 00 SHORT 0 JR855 1 216 295 00 SHORT 0 JR859 1 216 295 00 SHORT 0 JR862 1 216 295 00 SHORT 0 LIQUID CRYSTAL DISPLAY LCD801 1 803 028 11 DISPLAY PANEL LIQUID CRYSTAL DIODE LED801 8 719 987 45 LED CL 155Y PG CD SOURCE LED802 8 719 987 45 LED CL 155Y PG CD SOURCE LED803 8 719 98...

Page 44: ...EAT SINK 3 019 565 01 BRACKET IC 3 024 881 01 BRACKET REG SUB 7 685 793 09 SCREW PTT 2 6X8 S 7 685 794 09 SCREW PTT 2 6X10 S CAPACITOR C101 1 163 010 11 CERAMIC CHIP 0 0012uF 10 50V C102 1 109 982 11 CERAMIC CHIP 1uF 10 10V C104 1 109 982 11 CERAMIC CHIP 1uF 10 10V C105 1 109 982 11 CERAMIC CHIP 1uF 10 10V C106 1 164 004 11 CERAMIC CHIP 0 1uF 10 25V C107 1 126 160 11 ELECT 1uF 20 50V C108 1 126 16...

Page 45: ...ELECT 330uF 20 6 3V C708 1 163 251 11 CERAMIC CHIP 100PF 5 50V C709 1 163 235 11 CERAMIC CHIP 22PF 5 50V C710 1 163 235 11 CERAMIC CHIP 22PF 5 50V C711 1 163 038 00 CERAMIC CHIP 0 1uF 25V C712 1 164 232 11 CERAMIC CHIP 0 01uF 50V C713 1 164 232 11 CERAMIC CHIP 0 01uF 50V C714 1 164 232 11 CERAMIC CHIP 0 01uF 50V C801 1 164 004 11 CERAMIC CHIP 0 1uF 10 25V C802 1 164 004 11 CERAMIC CHIP 0 1uF 10 25...

Page 46: ...J T 77 9 1A D913 8 719 109 89 DIODE RD5 6ESB2 D914 8 719 109 97 DIODE RD6 8ES B2 D915 8 719 109 97 DIODE RD6 8ES B2 D916 8 719 923 91 DIODE MTZJ T 77 16A FUSE F901 1 532 877 11 FUSE BLADE TYPE AUTO FUSE 10A IC IC401 8 759 487 82 IC LC75374E IC402 8 759 490 74 IC TDA7384 IC602 8 759 448 85 IC BU2624FV E2 IC701 8 759 473 70 IC SM5852FS E2 IC702 8 759 498 36 IC SM5878AM E2 IC801 8 759 535 60 IC MB905...

Page 47: ...1 10W R602 1 216 017 00 RES CHIP 47 5 1 10W R603 1 216 057 00 METAL CHIP 2 2K 5 1 10W R604 1 216 089 00 RES CHIP 47K 5 1 10W R605 1 216 065 00 RES CHIP 4 7K 5 1 10W R609 1 216 061 00 METAL CHIP 3 3K 5 1 10W R610 1 216 073 00 METAL CHIP 10K 5 1 10W R611 1 216 017 00 RES CHIP 47 5 1 10W R612 1 216 061 00 METAL CHIP 3 3K 5 1 10W R635 1 216 057 00 METAL CHIP 2 2K 5 1 10W R636 1 216 065 00 RES CHIP 4 7...

Page 48: ...IP 100PF 5 50V C111 1 163 005 11 CERAMIC CHIP 470PF 10 50V C112 1 164 489 11 CERAMIC CHIP 0 22uF 10 16V C113 1 163 005 11 CERAMIC CHIP 470PF 10 50V C203 1 164 004 11 CERAMIC CHIP 0 1uF 10 25V C204 1 164 004 11 CERAMIC CHIP 0 1uF 10 25V C205 1 164 004 11 CERAMIC CHIP 0 1uF 10 25V C206 1 164 004 11 CERAMIC CHIP 0 1uF 10 25V C207 1 164 004 11 CERAMIC CHIP 0 1uF 10 25V C208 1 164 004 11 CERAMIC CHIP 0...

Page 49: ... 10K 0 5 1 10W R306 1 216 683 11 METAL CHIP 22K 0 5 1 10W R307 1 216 675 11 METAL CHIP 10K 0 5 1 10W R308 1 216 683 11 METAL CHIP 22K 0 5 1 10W R309 1 216 675 11 METAL CHIP 10K 0 5 1 10W R310 1 216 683 11 METAL CHIP 22K 0 5 1 10W R311 1 216 675 11 METAL CHIP 10K 0 5 1 10W R312 1 216 085 00 METAL CHIP 33K 5 1 10W R313 1 216 089 00 RES CHIP 47K 5 1 10W R314 1 216 103 00 METAL CHIP 180K 5 1 10W R315 ...

Page 50: ...IALS 3 862 043 11 MANUAL INSTRUCTION INSTALL ENGLISH SPANISH CHINESE 3 862 044 11 MANUAL INSTRUCTION ENGLISH SPANISH CHINESE 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 7 685 791 09 SCREW PTT 2 6X5 S 6 7 627 850 28 SCREW PRECISION P 1 4X3 7 7 628 253 00 SCREW PS 2X4 8 ...

Page 51: ... 70 Sony Corporation Personal Mobile Communication Company 9 925 906 11 CDX 4480ESP 98B0423 1 Printed in Japan C1998 2 Published by Quality Assurance Dept ...