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Model Name Using Similar Mechanism

NEW

CD Drive Mechanism Type

MG-363X-121

Optical Pick-up Name

KSS-520A

SERVICE MANUAL

AEP Model

UK Model

CDX-4170R

FM/MW/LW COMPACT DISC PLAYER

MICROFILM

CD player section

System

Compact disc digital audio
system

Signal-to-noise ratio

90 dB

Frequency response

10 - 20,000 Hz

Wow and flutter

Below measurable limit

Tuner section

FM

Tuning range

87.5 - 108 MHz

Aerial terminal

External aerial connector

Intermediate frequency

10.7 MHz

Usable sensitivity

8 dBf

Selectivity

75 dB at 400 kHz

Signal-to-noise ratio

60 dB (stereo),
65 dB (mono)

Harmonic distortion at 1 kHz

0.8% (stereo),
0.5% (mono)

Separation

35 dB at 1 kHz

Frequency response

30 - 15,000 Hz

Capture ratio

2 dB

SPECIFICATIONS

MW/LW

Tuning range

MW : 531 - 1,602 kHz
LW : 153 - 281 kHz

Aerial terminal

External aerial connector

Intermediate frequency

10.71 MHz / 450 kHz

Sensitivity

MW : 30 

µ

V

LW : 35 

µ

V

Power amplifier section

Outputs

Speaker outputs
(sure seal connectors)

Speaker impedance

4 - 8 ohms

Maximum power output 35 W 

×

 4 (at 4 ohms)

– Continued on next page –

Summary of Contents for CDX-4170R

Page 1: ...nal aerial connector Intermediate frequency 10 7 MHz Usable sensitivity 8 dBf Selectivity 75 dB at 400 kHz Signal to noise ratio 60 dB stereo 65 dB mono Harmonic distortion at 1 kHz 0 8 stereo 0 5 mono Separation 35 dB at 1 kHz Frequency response 30 15 000 Hz Capture ratio 2 dB SPECIFICATIONS MW LW Tuning range MW 531 1 602 kHz LW 153 281 kHz Aerial terminal External aerial connector Intermediate ...

Page 2: ...e focused on the disc reflective 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 r...

Page 3: ... 4 SECTION 1 GENERAL This section extracted from instruction manual ...

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Page 13: ...ON 2 DISASSEMBLY Note Follow the disassembly procedure in the numerical order given 2 1 COVER ASSY 2 2 FRONT PANEL ASSY 3 claw 1 PTT 2 6x8 2 claw 5 cover assy 4 claws 2 front panel assy 1 Push the RELEASE button ...

Page 14: ... 15 2 3 SUB PANEL 2 4 CD MECHANISM BLOCK 3 sub panel 1 PTT 2 6x6 2 PTT 2 6x6 1 PTT 2 6x8 8 bracket M D 5 CD mechanism block 6 PTT 2 6x5 2 PTT 2 6x8 7 PTT 2 6x5 3 PTT 2 6x5 4 CNJ701 ...

Page 15: ... 16 2 5 MAIN BOARD 2 6 HEAT SINK 3 MAIN board 2 ground point screws 1 PTT 2 6x8 3 heat sink 1 PTT 2 6x8 2 PTT 2 6x8 ...

Page 16: ...HASSIS 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 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 17: ...te of the positions arm roller and washers Fig 1 5 PS 2x4 1 CN3 3 P 2x3 4 loading motor assy 9 SERVO board 2 CN2 8 sheet driver 7 bracket driver 6 PS 2x5 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 18: ...led motor assy 3 optical pick up block 1 tension spring 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 ...

Page 19: ...ion should be performed according to the following sequence 1 FM Auto Scan Stop Level Adjustment 2 FM Noise Focus Adjustment 3 FM Stereo Separation Adjustment 4 FM RDS S Meter Adjustment 5 MW Auto Scan Stop Level Adjustment 0 dB 1 µV Carrier frequency 98 00 MHz Output level 22 dB 12 6 µV Mode mono Modulation 1 kHz 22 5 kHz deviation 30 Procedure 1 Set to the test mode 2 Push the SOURCE button and ...

Page 20: ...Display indication 158 to 162 Adjustment Location See page 22 FM Stereo Separation Adjustment Setting D BASS switch OFF SOURCE button FM FM stereo Level meter Level meter signal generator connection reading dB output channel L CH L CH A B R CH L CH Adjust RV4 on TU101 for minimum reading R CH R CH C D L CH R CH Adjust RV4 on TU101 for minimum reading L CH stereo separation A B R CH stereo separati...

Page 21: ...set 3 button Display 5 Adjust with the volume RV1 on TU101 so that the MW indication turns to MW0 indication on the display window But in case of already indicated MW0 turn the RV1 so that put out light 0 indication and adjustment Display Adjustment Location tuner unit TU101 30 Ω 15 pF 65 pF AM RF signal generator AM dummy antenna 50 Ω set antenna terminal INTRO REG INTRO REG INTRO REG TU101 set u...

Page 22: ...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 23: ...ch input 3 IN SW I Disc insert detection input 4 ILLON O Illumination power control output 5 PW ON O System power control output 6 RC IN1 I Rotary commander shift input 7 VDD Power supply 5 V 8 OSCIN I Ceramic oscillator connection input pin 8 MHz 9 OSCOUT O Ceramic oscillator connection output pin 8 MHz 10 GND GND 11 XT IN I Sub crystal for clock oscillator connection input pin 32 768 kHz 12 XT O...

Page 24: ... LDON CTL2 24 CD MON 25 CDON CTL1 2 LSW SW3 LIMIT 22 LFIN 1 3 5 F L FL FL 1 9 21 LFOUT 20 LROUT 23 LSOUT R CH L 2 1 FRONT R LINE OUT 10 2 39 CKO 40 SO LCD 41 INH 11 7 9 R L RL RL 10 2 TEST 15 AMP REM ANT REM 6 5 BATT ACC F901 7 16 R CH R CH L 4 3 REAR R D310 D908 D909 D910 D509 D510 1 BU5V RESET IC902 2 MUTE CONTROL Q305 D805 824 LED SWITCH Q503 504 POWER CONTROL Q704 8V REG Q702 SCOR SWITCH Q506 ...

Page 25: ... 28 4 3 CIRCUIT BOARDS LOCATION DISPLAY SUB board tuner unit DISC IN SW board DISPLAY board LOAD SW board SERVO board MAIN board LIMIT SW board SUB board ...

Page 26: ...nts identified by mark or dotted 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 a VOM Input impedance 10 ...

Page 27: ... 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...

Page 28: ...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...

Page 29: ... RECP 4BIT SWALLOW COUNTER PSC N DATA 1 2 3 4 5 6 7 8 9 10 16 15 14 13 12 11 DIGITAL SIGNAL PROCESSOR OUTPUT INTERFACE SYSTEM CLOCK INPUT INTERFACE SEQUENTIAL CONTROL MUTE CONTROL MODE CONTROL LRCI BCKI DI CLK VSS RSTN TESTN MUTEN DB DS MOD2 MOD1 OPT VDD LRCO BCKO DOUT COSTAS LOOP PLL 57kHz PHASE DECODER DIFF DECODER CLOCK RECOVERY PLL 1 4675kHz ON OFF OSCILLATOR fx DIVIDER TEST LOGIC 8th ORDER SC...

Page 30: ...VSS BCKI DI DVDD LRCI TSTN TO1 AVDDL LO AVSS RO AVDDR MUTE XVDD XTI XTO XVSS DS RSTN MODE ATCK L L L R R R DECODER LATCH SHIFT REGISTER CONTROL 1 2 3 4 5 6 7 8 9 10 20 19 18 17 16 15 14 13 12 11 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 LSELO 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 LF...

Page 31: ...ace only with part number specified Ref No Part No Description Remark 5 1 CHASSIS SECTION N N Ref No Part No Description Remark 1 X 3372 357 1 COVER ASSY 2 3 009 349 01 BRACKET M D 3 X 3367 636 1 LOCK ASSY 4 X 3373 956 2 PANEL 1 ASSY SUB 5 3 915 923 01 SCREW GROUND POINT 6 A 3294 342 A MAIN BOARD COMPLETE AEP UK 6 A 3294 344 A MAIN BOARD COMPLETE G 7 3 931 260 01 BRACKET IC 8 3 009 844 01 HEAT SIN...

Page 32: ...0 3 010 974 01 SHEET DIFFUSION 61 3 009 335 02 PLATE LCD LIGHT GUIDE 62 3 009 337 01 HOLDER LCD 63 3 009 339 01 KNOB D BASS 64 3 009 371 01 BRACKET PCB 65 3 009 355 01 PANEL FRONT BACK 66 3 014 202 23 BRACKET LCD 67 3 013 243 01 SHEET F 68 3 015 323 01 SHEET PIN 69 3 014 601 01 SPACER B 70 3 015 857 01 SHEET BRACKET CNP802 1 779 129 11 PIN CONNECTOR 3P LCD801 1 801 997 11 DISPLAY PANEL LIQUID CRYS...

Page 33: ...X3 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 227 A SERVO BOARD COMPLETE 116 3 007 530 01 BRACKET MOTOR M903 A 3291 676 A MOTOR SUB ASSY LOADING 102 104 111 112 103 1...

Page 34: ...R 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 3 019 805 01 SPRING KF1 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 3 019 806 01 SPRING KR1 TENSION 155 154 151 156 157 158 160 162 161 164 159 152 152 152 153 163 157 ...

Page 35: ... 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 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 10 M901 9 8 8 11 M902 212 211 209 210 213 208 205 206 204 203 202 207 201 The compone...

Page 36: ...033 13 LED CL 170Y CD T D811 8 719 033 13 LED CL 170Y CD T 1 D812 8 719 033 13 LED CL 170Y CD T 2 D813 8 719 033 13 LED CL 170Y CD T 3 D814 8 719 033 13 LED CL 170Y CD T 4 D815 8 719 033 13 LED CL 170Y CD T AF TA D816 8 719 033 13 LED CL 170Y CD T PTY D817 8 719 033 13 LED CL 170Y CD T 6 D818 8 719 033 13 LED CL 170Y CD T 5 D819 8 719 033 13 LED CL 170Y CD T SENS BTM D820 8 719 033 13 LED CL 170Y ...

Page 37: ... BOARD SWITCH SW4 1 572 288 11 SWITCH PUSH DOWN A 3294 342 A MAIN BOARD COMPLETE AEP UK A 3294 344 A MAIN BOARD COMPLETE G 3 009 842 01 BRACKET REG 3 009 844 01 HEAT SINK 3 931 260 01 BRACKET IC 7 685 793 09 SCREW PTT 2 6X8 S CAPACITOR C101 1 115 185 11 CERAMIC CHIP 0 033uF 10 50V C102 1 124 257 00 ELECT 2 2uF 20 50V C103 1 104 760 11 CERAMIC CHIP 0 047uF 10 50V C104 1 163 010 11 CERAMIC CHIP 0 00...

Page 38: ...2 1 163 251 11 CERAMIC CHIP 100PF 5 50V C353 1 163 251 11 CERAMIC CHIP 100PF 5 50V C355 1 126 160 11 ELECT 1uF 20 50V C356 1 126 160 11 ELECT 1uF 20 50V C358 1 124 589 11 ELECT 47uF 20 16V C361 1 126 157 11 ELECT 10uF 20 16V C370 1 164 506 11 CERAMIC CHIP 4 7uF 16V C501 1 163 038 00 CERAMIC CHIP 0 1uF 25V C502 1 163 235 11 CERAMIC CHIP 22PF 5 50V C503 1 163 235 11 CERAMIC CHIP 22PF 5 50V C504 1 16...

Page 39: ...8B FUSE F901 1 532 877 11 FUSE BLADE TYPE AUTO FUSE 10A IC IC101 8 759 448 88 IC TB2114F EL IC102 8 759 163 63 IC TDA7330BD 013TR IC302 8 759 490 48 IC HA13158 IC303 8 759 487 82 IC LC75374E IC501 8 759 494 45 IC MN1886426SD IC701 8 759 473 70 IC SM5852FS E2 IC702 8 759 364 34 IC SM5877AM IC901 8 759 347 49 IC BA3918 V2 IC902 8 759 503 60 IC S 80740AN D4 S JUMPER RESISTOR JR101 1 216 296 00 SHORT ...

Page 40: ...CHIP 2 2K 5 1 10W R347 1 216 295 00 SHORT 0 R350 1 216 070 00 METAL CHIP 7 5K 5 1 10W R351 1 216 049 11 RES CHIP 1 0K 2012 R501 1 216 049 11 RES CHIP 1 0K 2012 R502 1 216 049 11 RES CHIP 1 0K 2012 R503 1 216 057 00 METAL CHIP 2 2K 5 1 10W R504 1 216 049 11 RES CHIP 1 0K 2012 R505 1 216 049 11 RES CHIP 1 0K 2012 R506 1 216 073 00 METAL CHIP 10K 5 1 10W R507 1 216 073 00 METAL CHIP 10K 5 1 10W R508 ...

Page 41: ...809 11 CERAMIC CHIP 0 047uF 10 25V C9 1 164 004 11 CERAMIC CHIP 0 1uF 10 25V C10 1 126 206 11 ELECT CHIP 100uF 20 6 3V C11 1 135 259 11 TANTAL CHIP 10uF 20 6 3V C12 1 163 227 11 CERAMIC CHIP 10PF 0 5PF 50V C13 1 164 232 11 CERAMIC CHIP 0 01uF 50V C14 1 163 989 11 CERAMIC CHIP 0 033uF 10 25V C15 1 164 232 11 CERAMIC CHIP 0 01uF 50V C16 1 163 989 11 CERAMIC CHIP 0 033uF 10 25V C17 1 164 004 11 CERAM...

Page 42: ... 1 10W R7 1 216 009 00 METAL 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 CHIP 15K 5 1 10W R17 1 216 081 00 METAL CHIP 22K 5 1 10W R19 1 216 079 00 METAL CHIP 18K 5 1...

Page 43: ...ION FRENCH GERMAN DUTCH ITALIAN AEP 3 861 518 31 MANUAL INSTRUCTION GERMAN G 3 861 519 11 MANUAL INSTRUCTION INSTALL ENGLISH SPANISH PORTUGUESE SWEDISH AEP UK 3 861 519 21 MANUAL INSTRUCTION INSTALL FRENCH GERMAN DUTCH ITALIAN AEP G X 3373 412 1 CASE PANEL ASSY HARDWARE LIST 1 7 628 253 15 SCREW PS 2X5 2 7 685 791 09 SCREW PTT 2 6X5 S 3 7 685 792 09 SCREW PTT 2 6X6 S 4 7 685 793 09 SCREW PTT 2 6X8...

Page 44: ... 64 Sony Corporation Personal Mobile Communication Company 9 925 693 11 CDX 4170R 98A047542 1 Printed in Hungary C1998 1 Published by Quality Assurance Dept ...

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