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– 12 –

2-9. SERVO BOARD

2-10. ROLLER ASSY

• When 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 SW board

1

 tension spring (RA)

2

 arm (roller)

3

 roller assy

washer

arm

arm

washer

washers

Содержание CDX-3170

Страница 1: ...tereo 0 5 mono Separation 33 dB at 1 kHz Frequency response 30 15 000 Hz Capture ratio 2 dB AM Tuning range 530 1 710 kHz Antenna terminal External antenna connector Intermediate frequency 450 kHz Sensitivity 32 µV SPECIFICATIONS Power amplifier section Outputs Speaker outputs sure seal connectors Speaker impedance 4 8 ohms Maximum power output 35 W 4 at 4 ohms General Outputs Line outputs 2 Power...

Страница 2: ...ected chip component Notice that the minus side of a tantalum capacitor may be dam aged by heat NOTES ON HANDLINGTHE 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 breakdow...

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

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Страница 5: ... 5 ...

Страница 6: ... 6 ...

Страница 7: ... 7 ...

Страница 8: ...N 2 DISASSEMBLY Note Follow the disassembly procedure in the numerical order given 2 1 COVER ASSY 2 2 FRONT PANEL ASSY 1 PTT 2 6x6 3 claw 2 claw 5 cover assy 4 claws 2 front panel assy 1 Push the RELEASE button ...

Страница 9: ... 9 2 3 SUB PANEL 2 4 CD MECHANISM BLOCK 1 PTT 2 6x6 3 sub panel 2 PTT 2 6x6 1 PTT 2 6x6 6 PTT 2 6x6 2 PTT 2 6x6 7 PTT 2 6x6 8 bracket MD 5 CD mechanism block 3 PTT 2 6x6 4 PTT 2 6x6 ...

Страница 10: ... 10 2 5 MAIN BOARD 2 6 HEAT SINK 1 PTT 2 6x6 3 MAIN board 2 screws BTT 2 PTT 2 6x8 1 PTT 2 6x8 3 heat sink ...

Страница 11: ...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 ...

Страница 12: ...stalling 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 SW board 1 tension spring RA 2 arm roller 3 roller assy washer arm arm washer washers ...

Страница 13: ...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 ...

Страница 14: ...comes in 0 50 mV 2 Output an Fcenter 10 dB signal output from FM RF signal generator so that the LINE OUT REAR jack is 20 dBs 3 Change the FM RF signal generator frequency and check the deviation of the frequency on side and side when the LINE OUT REAR jack drops 3 dB Both side and side is approx 50 kHz 4 Re adjust T5 on TU1 when the difference deviation of the frequency does more than 10 kHz Adju...

Страница 15: ...ustment Location See page 17 AM VT Voltage Adjustment Setting SOURCEnMODE button AM FM SENS IF Adjustment Setting SOURCE button FMI Procedure Adjust for a maximum reading on level meter T1 T3 87 5 MHz Adjustment Location See page 17 FM RF signal generator dummy antenna antenna terminal set LINE OUT REAR 50 Ω 50 Ω 10 kΩ level meter FM RF signal generator dummy antenna antenna terminal set 50 Ω 50 Ω...

Страница 16: ...t from minimum to maximum approx 0 6 V 2 Confirm that the set stops auto scanning with AM RF signal generator output level set at 33 4 dB Adjustment Location See page 17 Carrier frequency 1000 kHz 30 amplitude modulation by 400 Hz signal output level 30 dB 31 6 µV AM RF signal generator set LINE OUT REAR 30 Ω 10 kΩ dummy antenna antenna terminal level meter 15 pF 60 pF AM RF signal generator set L...

Страница 17: ...10 19 18 1 36 19 IC2 R32 FM VT OUT SEEK at FM AUTO SCAN STOP LEVEL ADJ add the 5 Vdc AM VT OUT FM CENTER OUT Both side of R32 AM VT VOLTAGE ADJ T9 AM AUTO SCAN STOP LEVEL ADJ RV4 AM IF ADJ T8 AM SENS ADJ T7 T6 RV3 FM AUTO SCAN STOP LEVEL ADJ T5 FM CENTER ADJ T4 FM VT VOLTAGE ADJ T2 T3 T1 FM SENS IF ADJ ...

Страница 18: ...V4 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...

Страница 19: ...DX select pin 21 BEEP O Beep sound output pin 22 VOL CE O Electric volume serial chip enable output pin 23 LM EJ O Loading motor control pin Eject direction 24 LM LOD O Loading motor control pin Loading direction 25 MUTE O Audio mute signal output pin 26 FM IF I FM IF counter input pin Not used in this set 27 AM IF I AM IF counter input pin 28 NOSE SW I Front panel with without detection input pin...

Страница 20: ...N SW I O DISC IN SW input LCD segment signal output pin 73 L SW I O LIMIT SW input LCD segment signal output pin 74 D SW I O DOWN SW input LCD segment signal output pin 75 KEY RETURN I Key return signal input pin 76 78 AD2 AD0 I Key input pin A D input 79 AMP MUTE O Power amplifier mute signal output pin 80 CD CKO O CD serial clock output pin ...

Страница 21: ...lums All resistors are in Ω and 1 4 W or less unless otherwise specified Note The components 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 condition...

Страница 22: ... BOARDS CD MECHANISM SECTION CDX 3170 Ref No Location IC1 D 3 IC2 E 6 IC3 B 3 Q1 F 6 Q2 F 7 Semiconductor Location Note Y parts extracted from the conductor side b Pattern from the side which enables seeing 23 24 Page 31 ...

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 3170 25 26 Page 33 ...

Страница 24: ...5 PRINTED WIRING BOARDS DISPLAY SECTION Note X parts extracted from the component side b Pattern from the side which enables seeing Semiconductor Location Ref No Location D851 B 12 D852 C 12 D853 C 13 D854 C 13 D855 A 13 D856 A 8 D857 A 9 D858 A 10 D859 A 10 D860 B 3 D861 C 2 D862 C 1 Ref No Location 27 28 Page 31 ...

Страница 25: ...specified 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 CDX 3170 29 30 Page 35 ...

Страница 26: ...7 PRINTED WIRING BOARD MAIN SECTION D400 D 12 D401 D 10 D411 B 11 D638 H 12 D803 H 10 D804 H 10 D805 H 10 D810 H 10 D811 K 4 D812 K 2 D813 K 3 D814 K 4 D815 K 3 D816 K 3 D817 K 2 D818 K 3 D901 E 1 D903 G 2 D905 J 2 D908 D 1 D909 E 1 D911 I 2 D912 K 13 D913 C 2 D914 J 2 D915 D 3 D918 G 2 D919 C 1 IC200 B 8 Ref No Location Semiconductor Location Ref No Location Note X parts extracted from the compon...

Страница 27: ...CDX 3170 4 8 SCHEMATIC DIAGRAM MAIN SECTION 1 2 Refer to page 36 for Note and page 39 for IC Block Diagrams ASSY 33 34 Page 26 Page 35 ...

Страница 28: ...less unless otherwise specified internal component C panel designation U B Line 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 Voltages are taken with a VOM Input impedance 10 MΩ Voltage variations may be noted due to normal production tolerances Signal path F FM A...

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: ... TCLC2 9 TCLC21 10 TCLC22 11 TCO2 12 FDIN2 14 REO2 13 FNTO2 VCTBUFF VCTBUFF VCTBUFF SHIFT REGISTER ZCDET 43 IN21 44 IN22 45 IN23 46 IN24 47 GAIN21 48 GAIN22 INPUT SW 18 VCC 17 VCT 16 DATA 15 TIMER 22 CE 21 CLK 20 DGND 19 GND 45k 45k ATTENUATION COUNTER FILTER ATTENUATION OPERATION BLOCK NOISE SHAPER OPERATION BLOCK INPUT INTERFACE CLOCK GENERATOR TIMING CONTROL 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 ...

Страница 32: ...lf orsaf ety Replaceonlywithpartnumber specified Ref No Part No Description Remark 5 1 CHASSIS SECTION N N Ref No Part No Description Remark 1 12 9 14 6 7 5 8 13 10 4 11 2 3 3 2 2 3 3 3 MG 363X 121 3 3 3 3 3 3 3 3 3 4 4 4 TU1 Q920 F901 B B A A 1 X 3372 357 1 COVER ASSY 2 3 009 349 01 BRACKET M D 3 X 3373 956 2 PANEL 1 ASSY SUB 4 X 3368 104 2 LOCK ASSY 5 A 3294 426 A MAIN BOARD COMPLETE 6 3 931 260...

Страница 33: ...UTTON RELEASE 54 3 013 634 01 SPRING RELEASE 55 X 3375 537 1 PANEL SUB ASSY FRONT 56 3 009 334 01 BUTTON SOURCE 57 3 009 333 01 BUTTON DSPL 58 3 009 331 01 BUTTON EJECT CD 59 3 009 330 11 BUTTON 1 6 60 3 009 341 01 SHEET LCD 61 3 009 335 02 PLATE LCD LIGHT GUIDE 62 3 009 337 01 HOLDER LCD 63 3 009 371 01 BRACKET PCB 64 3 009 355 01 PANEL FRONT BACK 65 3 014 202 01 BRACKET LCD 66 3 925 745 01 CUSHI...

Страница 34: ...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 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...

Страница 35: ...RM 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 3 019 805 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 ...

Страница 36: ...74 022 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 8 820 010 03 PICK UP OPTICAL KSS 521A Q NP 211 3 931 834 01 SPRING FEED PLATE 212 1 659 881 11 PICK UP FLEXIBLE BOARD...

Страница 37: ... D856 8 719 052 61 LED SLR 342PGA47 2 REPEAT D857 8 719 052 61 LED SLR 342PGA47 3 SHUF D858 8 719 052 61 LED SLR 342PGA47 4 D859 8 719 064 19 LED SLR 342PG 5 D860 8 719 052 61 LED SLR 342PGA47 SEL D861 8 719 052 61 LED SLR 342PGA47 MODE D862 8 719 052 61 LED SLR 342PGA47 SOURCE D863 8 719 052 61 LED SLR 342PGA47 D864 8 719 052 61 LED SLR 342PGA47 ATT D865 8 719 052 61 LED SLR 342PGA47 D868 8 719 0...

Страница 38: ...MIT DISPLAY SUB 1 659 837 11 LOAD SW BOARD SWITCH SW4 1 572 288 11 SWITCH PUSH DOWN A 3294 426 A MAIN BOARD COMPLETE 3 009 353 11 HEAT SINK 3 920 529 01 BRACKET REG 3 931 260 01 BRACKET IC 7 685 792 09 SCREW PTT 2 6X6 S 7 685 793 09 SCREW PTT 2 6X8 S CAPACITOR C101 1 164 161 11 CERAMIC CHIP 0 0022uF 10 100V C102 1 164 346 11 CERAMIC CHIP 1uF 16V C103 1 164 346 11 CERAMIC CHIP 1uF 16V C104 1 164 00...

Страница 39: ...009 11 CERAMIC CHIP 0 001uF 10 50V C720 1 162 306 11 CERAMIC 0 01uF 20 16V C721 1 162 306 11 CERAMIC 0 01uF 20 16V C722 1 163 125 00 CERAMIC CHIP 220PF 5 50V C723 1 164 232 11 CERAMIC CHIP 0 01uF 50V C724 1 164 004 11 CERAMIC CHIP 0 1uF 10 25V C725 1 162 294 31 CERAMIC 0 001uF 10 50V C727 1 164 232 11 CERAMIC CHIP 0 01uF 50V C801 1 162 282 31 CERAMIC 100PF 10 50V C802 1 163 117 00 CERAMIC CHIP 100...

Страница 40: ...9 901 05 TRANSISTOR DTA124EK Q911 8 729 620 06 TRANSISTOR 2SC3052 EF Q912 8 729 101 07 TRANSISTOR 2SB798 DL Q913 8 729 027 43 TRANSISTOR DTC114EKA T146 Q914 8 729 027 43 TRANSISTOR DTC114EKA T146 Q915 8 729 015 11 TRANSISTOR 2SD1802FAST TL Q920 8 729 019 00 TRANSISTOR 2SD2394 G Q922 8 729 027 52 TRANSISTOR DTC124EKA T146 Q929 8 729 015 11 TRANSISTOR 2SD1802FAST TL RESISTOR R101 1 216 049 11 RES CH...

Страница 41: ...9 11 RES CHIP 1K 5 1 10W R827 1 216 049 11 RES CHIP 1K 5 1 10W R829 1 216 121 00 RES CHIP 1M 5 1 10W R830 1 216 075 00 METAL CHIP 12K 5 1 10W R833 1 216 057 00 METAL CHIP 2 2K 5 1 10W R836 1 216 057 00 METAL CHIP 2 2K 5 1 10W R837 1 216 057 00 METAL CHIP 2 2K 5 1 10W R838 1 216 057 00 METAL CHIP 2 2K 5 1 10W R839 1 216 057 00 METAL CHIP 2 2K 5 1 10W R902 1 216 049 11 RES CHIP 1K 5 1 10W R903 1 249...

Страница 42: ...T 0 JR2 1 216 296 00 SHORT 0 JR3 1 216 296 00 SHORT 0 JR4 1 216 296 00 SHORT 0 JR5 1 216 296 00 SHORT 0 JR6 1 216 296 00 SHORT 0 JR7 1 216 296 00 SHORT 0 JR8 1 216 296 00 SHORT 0 JR9 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...

Страница 43: ... METAL CHIP 68K 5 1 10W R42 1 216 103 00 METAL CHIP 180K 5 1 10W R43 1 216 097 00 RES CHIP 100K 5 1 10W R44 1 216 085 00 METAL CHIP 33K 5 1 10W R45 1 216 081 00 METAL CHIP 22K 5 1 10W R46 1 216 097 00 RES CHIP 100K 5 1 10W R47 1 216 105 00 RES CHIP 220K 5 1 10W R48 1 216 073 00 METAL CHIP 10K 5 1 10W R49 1 216 065 00 RES CHIP 4 7K 5 1 10W R50 1 216 065 00 RES CHIP 4 7K 5 1 10W R51 1 216 295 00 SHO...

Страница 44: ...925 921 11 CDX 3170 98C0423 1 Printed in Japan C1998 3 Published by Quality Assurance Dept PARTS FOR INSTALLATION AND CONNECTIONS 251 3 014 370 21 FRAME FITTING 252 X 3366 405 1 SCREW ASSY EXP FITTING 253 3 934 325 01 SCREW K 5X8 TP 254 3 388 078 01 KEY 255 1 769 786 91 CORD WITH CONNECTOR POWER ...

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