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Sony MDX-C7970/C7970R, Service Manual

The Sony MDX-C7970/C7970R Service Manual is a comprehensive user guide for this high-performance car audio system. With detailed instructions and diagrams, this manual offers valuable insights for installation, troubleshooting, and maintenance. Download your free copy of the manual from manualshive.com to enhance your audio experience on the road.

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– 84 –

Ref. No.

Part No.

Description

Remark

Ref. No.

Part No.

Description

Remark

R514

1-216-049-11 RES,CHIP

1K

5%

1/10W

R515

1-216-053-00 METAL CHIP

1.5K

5%

1/10W

R516

1-216-053-00 METAL CHIP

1.5K

5%

1/10W

R517

1-216-057-00 METAL CHIP

2.2K

5%

1/10W

R518

1-216-061-00 METAL CHIP

3.3K

5%

1/10W

R519

1-216-065-00 RES,CHIP

4.7K

5%

1/10W

R520

1-216-069-11 METAL CHIP

6.8K

5%

1/10W

R531

1-216-043-91 RES,CHIP

560

5%

1/10W

R532

1-216-045-00 METAL CHIP

680

5%

1/10W

R533

1-216-045-00 METAL CHIP

680

5%

1/10W

R534

1-216-049-11 RES,CHIP

1K

5%

1/10W

R535

1-216-053-00 METAL CHIP

1.5K

5%

1/10W

R536

1-216-053-00 METAL CHIP

1.5K

5%

1/10W

R537

1-216-057-00 METAL CHIP

2.2K

5%

1/10W

R538

1-216-061-00 METAL CHIP

3.3K

5%

1/10W

R539

1-216-065-00 RES,CHIP

4.7K

5%

1/10W

R541

1-216-059-00 METAL CHIP

2.7K

5%

1/10W

R542

1-216-053-00 METAL CHIP

1.5K

5%

1/10W

R543

1-216-059-00 METAL CHIP

2.7K

5%

1/10W

R544

1-216-030-00 METAL CHIP

160

5%

1/10W

R555

1-216-041-00 METAL CHIP

470

5%

1/10W

R556

1-216-033-00 METAL CHIP

220

5%

1/10W

R560

1-216-121-00 RES,CHIP

1M

5%

1/10W

R561

1-216-093-00 RES,CHIP

68K

5%

1/10W

R562

1-216-049-11 RES,CHIP

1K

5%

1/10W

R563

1-216-049-11 RES,CHIP

1K

5%

1/10W

R564

1-216-049-11 RES,CHIP

1K

5%

1/10W

R565

1-216-049-11 RES,CHIP

1K

5%

1/10W

R566

1-216-089-00 RES,CHIP

47K

5%

1/10W

R567

1-216-089-00 RES,CHIP

47K

5%

1/10W

R568

1-216-057-00 METAL CHIP

2.2K

5%

1/10W

R569

1-216-057-00 METAL CHIP

2.2K

5%

1/10W

R570

1-216-057-00 METAL CHIP

2.2K

5%

1/10W

R571

1-216-057-00 METAL CHIP

2.2K

5%

1/10W

R572

1-216-057-00 METAL CHIP

2.2K

5%

1/10W

R573

1-216-057-00 METAL CHIP

2.2K

5%

1/10W

R574

1-216-061-00 METAL CHIP

3.3K

5%

1/10W

(C7970)

R574

1-216-065-00 RES,CHIP

4.7K

5%

1/10W

(C7970R)

R581

1-216-033-00 METAL CHIP

220

5%

1/10W

R582

1-216-037-00 METAL CHIP

330

5%

1/10W

R583

1-216-025-00 RES,CHIP

100

5%

1/10W

R584

1-216-029-00 METAL CHIP

150

5%

1/10W

R585

1-216-025-00 RES,CHIP

100

5%

1/10W

R586

1-216-029-00 METAL CHIP

150

5%

1/10W

R587

1-216-025-00 RES,CHIP

100

5%

1/10W

R588

1-216-029-00 METAL CHIP

150

5%

1/10W

R589

1-216-025-00 RES,CHIP

100

5%

1/10W

R590

1-216-029-00 METAL CHIP

150

5%

1/10W

R591

1-216-025-00 RES,CHIP

100

5%

1/10W

(C7970R)

R591

1-216-033-00 METAL CHIP

220

5%

1/10W

(C7970)

R592

1-216-029-00 METAL CHIP

150

5%

1/10W

(C7970R)

R592

1-216-037-00 METAL CHIP

330

5%

1/10W

(C7970)

R593

1-216-049-11 RES,CHIP

1K

5%

1/10W

R594

1-216-049-11 RES,CHIP

1K

5%

1/10W

R599

1-216-025-00 RES,CHIP

100

5%

1/10W

< ROTARY ENCODER >

RE501

1-475-014-11 ENCODER, ROTARY (VOLUME/BASS/TREBLE/

BALANCE/FADER CONTROL)

< SWITCH >

S501

1-762-937-11 SWITCH, ROTARY (D-BASS)

S502

1-771-290-11 SWITCH, SLIDE

(

+

 

)

 +, - 

=

 

0

: SEEK/AMS)

************************************************************

*

A-3294-651-A MAIN BOARD, COMPLETE

(C7970: US, Canadian)

*

A-3294-657-A MAIN BOARD, COMPLETE (C7970: E)

*

A-3294-669-A MAIN BOARD, COMPLETE (C7970R: AEP, UK)

*

A-3294-678-A MAIN BOARD, COMPLETE (C7970R: German)

*********************

*

3-011-078-01 BRACKET (POWER IC)

*

3-022-317-01 BRACKET (AMP)

*

3-033-716-01 HEAT SINK
7-685-794-09 SCREW +PTT 2.6X10 (S)

< BUZZER >

BZ1

1-504-920-11 BUZZER

< CAPACITOR >

C1

1-163-235-11 CERAMIC CHIP

22PF

5%

50V

C2

1-163-021-11 CERAMIC CHIP

0.01uF

10%

50V

C3

1-162-587-11 CERAMIC CHIP

0.039uF

10%

25V

C4

1-163-037-11 CERAMIC CHIP

0.022uF

10%

25V

C5

1-163-019-00 CERAMIC CHIP

0.0068uF 10%

50V

(C7970: E)

C5

1-163-021-11 CERAMIC CHIP

0.01uF

10%

50V

(C7970: US, Canadian)

C5

1-163-024-00 CERAMIC CHIP

0.018uF

10%

50V

(C7970R)

C6

1-163-019-00 CERAMIC CHIP

0.0068uF 10%

50V

(C7970: E)

C6

1-163-021-11 CERAMIC CHIP

0.01uF

10%

50V

(C7970: US, Canadian)

C6

1-163-024-00 CERAMIC CHIP

0.018uF

10%

50V

(C7970R)

C7

1-163-137-00 CERAMIC CHIP

680PF

5%

50V

C8

1-163-137-00 CERAMIC CHIP

680PF

5%

50V

C10

1-126-791-11 ELECT

10uF

20%

16V

C11

1-163-021-11 CERAMIC CHIP

0.01uF

10%

50V

C12

1-163-137-00 CERAMIC CHIP

680PF

5%

50V

C13

1-164-004-11 CERAMIC CHIP

0.1uF

10%

25V

C14

1-163-251-11 CERAMIC CHIP

100PF

5%

50V

C15

1-164-004-11 CERAMIC CHIP

0.1uF

10%

25V

C16

1-163-251-11 CERAMIC CHIP

100PF

5%

50V

C17

1-163-009-11 CERAMIC CHIP

0.001uF

10%

50V

(C7970R)

DISPLAY     MAIN

Summary of Contents for MDX-C7970/C7970R

Page 1: ... 138 Optical Pick Up Name KMS 241B J1NP US Model Canadian Model E Model MDX C7970 AEP Model UK Model MDX C7970R SPECIFICATIONS MDX C7970 C7970R Photo MDX C7970R FM AM MW LW MINIDISC PLAYER Continued on next page For RM X4S Remote Commander please refer to RM X4S Service Manual 9 925 698 previously issued ...

Page 2: ...l difference generated by the charged electrostatic load etc on clothing and the human body During repair pay attention to electrostatic break down and also use the procedure in the printed matter which is included in the repair parts The flexible board is easily damaged and should be handled with care NOTES ON LASER DIODE EMISSION CHECK Never look into the laser diode emission from right avove wh...

Page 3: ...BUS CONTROL POWER SUPPLY Section 31 4 6 Note for Printed Wiring Boards and Schematic Diagrams 33 4 7 Printed Wiring Boards SERVO Section 35 4 8 Schematic Diagram SERVO Board 1 3 37 4 9 Schematic Diagram SERVO Board 2 3 39 4 10 Schematic Diagram SERVO Board 3 3 41 4 11 Printed Wiring Board MAIN Board Component Side 43 4 12 Printed Wiring Board MAIN Board Conductor Side 45 4 13 Schematic Diagram MAI...

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

Page 5: ... 5 ...

Page 6: ... 6 ...

Page 7: ... 7 ...

Page 8: ... 8 ...

Page 9: ... 9 ...

Page 10: ... 10 ...

Page 11: ... 11 ...

Page 12: ...llow the disassembly procedure in the numerical order given MECHANISM DECK MG 164N 138 2 two claws 4 sub panel ass y 1 three screws PTT2 6 6 3 connector CN901 2 claw 1 screw PTT2 6 6 1 two screws PTT2 6 4 3 mechanism deck MG 164N 138 2 connector CN200 ...

Page 13: ... 2 two screws BVTT2 4 1 sensor flexible board CN102 2 two screws BVTT2 4 1 flexible board CN103 3 servo board 4 insulating sheet 3 main board 2 three screws PTT2 6 6 ground point 1 two screws PTT2 6 10 6 heat sink 5 eight screws PTT2 6 10 ...

Page 14: ...from the slot in the MD Cover Ass y Note Take care not to scratch the Optiocal Pick up when pushing the Cassette Holder with a screwdriver etc shaft MD cover guide cassette holder A 1 tension spring FL2 1 tension spring FL2 2 two tension springs FLOAT F 3 Pushing an arrow A part raise the float block up ward at the front to release a lock A float block lever lock R lever lock L ...

Page 15: ...ADING M903 LEVER LE ASS Y 4 Remove the bracket LO in the direction of the arrow A 1 Remove solders of motor M903 5 LO motor ass y loading M903 2 tension spring rack 3 claw A 2 stopper washer 2 lever LE ass y 3 roller GLE 1 ...

Page 16: ... arm ass y in the direction of the arrow holder ass y 2 type E stop ring 1 5 2 type E stop ring 1 5 3 lever lock L 2 type E stop ring 1 5 2 type E stopring 1 5 4 Remove the holder ass y in the direction of the arrow 1 spring CHKG 1 spring CHKG 3 lever lock R ...

Page 17: ...rew ass y 3 screw K2 3 2 shaft SL2 1 two screws K2 3 7 optical pick up KMS 241B J1NP 4 screw B2 3 4 screw P1 7 1 8 5 bracket SL 9 two screws P1 7 1 8 º retainer SP SP motor ass y spindle M901 7 screw B2 3 2 two screws 2 8 3 sensor board 1 Remove solders of motors M901 M902 8 base SL 6 SL motor ass y sled M902 ...

Page 18: ...y this adjustment Display SECTION 3 ELECTRICAL ADJUSTMENTS See the adjustment location from on page 22 for the ad justment TUNER SECTION 0 dB 1 µV Cautions during repair When the tuner unit is defective replace it by a new one be cause its internal block is difficult to repair Note Adjust the tuner section in the sequence shown below 1 FM Auto Scan Stop Level Adjustment 2 FM Stereo Separation Adju...

Page 19: ... antenna jack J1 LINE OUT jack CNP300 level meter 10 kΩ FM Stereo Separation Adjustment Wide MDX C7970R Setting SOURCE button FM SHIFT button ON light up SET UP and PLAY MODE Preset 4 PLAY MODE 5 buttons WIDE mode FM RF signal generator Carrier frequency 98 00 MHz Output level 70 dB 3 2 mV Mode stereo Modulation main 1 kHz 33 75 kHz deviation 45 sub 1 kHz 33 75 kHz deviation 45 19 kHz pilot 7 5 kH...

Page 20: ...er 10 kΩ 75 Ω LINE OUT jack CNP300 FM RDS S Meter Adjustment MDX C7970R Setting SOURCE button FM Procedure 1 Set to the test mode See page 18 2 Push the SOURCE button and set to FM Display set antenna jack J1 FM RF signal generator Carrier frequency 98 00 MHz Output level 35 dB 56 2 µV Mode mono Modulation no modulation 0 01 µF SHUF SHUF Procedure 1 Adjust the volume RV4 on FM AM tuner unit TU1 fo...

Page 21: ...cation and adjustment Display 2 MDX C7970R indicates MW 3 MDX C7970R indicates 999 4 Only MDX C7970R indicates Adjustment Location See page 22 AM RF signal generator Carrier frequency 1000 kHz MDX C7970 999 kHz MDX C7970R 30 amplitude modulation by 1 kHz signal Output level 33 dB 44 7 µV 50 Ω set AM dummy antenna 30 Ω 15 pF 65 pF antenna jack J1 SHUF TP 3 2 4 SHUF TP 3 2 4 Adjustment Location SET ...

Page 22: ...ER DECODER PLL FILTER 59 58 61 60 FILI PCO CLTV FILO 100 EFMO 23 ADDT IC301 1 2 15 TX COMPA RATOR 51 52 55 ASYO ASYI RFI ADIP DEMODULATOR DECODER 78 ADFG SPINDLE SERVO 79 F0CNT 94 93 SPFD SPRD SUBCODE PROCESSOR 24 SAMPLING RATE CONVERTER DIGITAL AUDIO INTERFACE 22 21 DIN DOUT DIGITAL SIGNAL PROCESSOR EFM ACIRC ENCODER DECODER SHOCK PROOF MEMORY CONTROLLER ATRAC ENCODER DECODER 2M BIT D RAM IC301 1...

Page 23: ...NER UNIT TU1 MASTER CONTROLLER IC700 1 4 LO DX 11 SEEK 13 SEEK 22 ST MONO SEEK FM AM SIGNAL METER BUFFER Q1 B SWITCH Q51 J1 FM AM ANTENNA 8 FM B FM B FM B 10 AM B AM B TUNER B BACKUP 5V 9 B WIDE NARROW SWITCH Q7 66 82 Q8 WIDE NARROW SWITCH WIDE NARROW 52 MPDH MTP 67 DAVN RDS DECODER IC102 INTERFACE REGISTER IIC BUS SLAVE TRANSCEIVER OSCILLATOR CLOCK X2 4 332MHz 4 8 5 OSCI OSCO 10 9 SDA SCL DAVN 57...

Page 24: ...HASIS FM AM G Page 26 DATA CLOCK C Page 24 LOCK RESET COM 8V BATT B D703 Q702 1 2 D700 D511 D701 CNP300 2 2 FRONT LINE OUT L R REAR LINE OUT L R MUTING Q301 MUTING Q401 MUTING Q300 MUTING Q400 FRONT L 1 12 14 5 3 FL FL 21 23 FR FR FL IN FR IN 11 9 7 RL RL RL IN 15 22 17 19 RR RR RR IN 4 LEVEL SHIFT Q500 CNP500 1 2 POWER CONNECTOR POWER AMP IC500 FRONT L 9 FRONT R 4 FRONT R 12 REAR L 2 REAR L 10 RE...

Page 25: ...1 OSC REGULATOR Q507 LED DRIVE Q503 505 LED DRIVE Q504 506 D912 VOL VOL D900 VLC0 VLC5 REGULATOR Q501 502 POWER ON 3 4 GREEN 1 AMBER 2 CONTRAST SWITCHING Q901 AD ON LSW512 521 LSW531 538 LSW890 S502 ROTARY ENCODER RE501 BACKUP 5V CNP501 FRONT PANEL SIDE BZ1 BUZZER CN901 MAIN BODY SIDE LCD 10V LCD 10V 1 2 LSW533 MDX C7970R only LSW533 MDX C7970R only S501 D BASS 11 6 X700 3 68MHz X701 32 768kHz R56...

Page 26: ... SWITCH 10 BU IN UNISI 50 UNISO UNICKIO MDMON 10 76 36 22 UNI CKIO 20 UNI SI 21 UNI SO 86 HSTX 29 24 SIRCS 90 65 MD ON D702 D916 D605 TH600 D604 D603 D606 D913 D500 LED891 LSW890 LED891 MD DISC SLOT VCC AM B AM CIRCUIT B FM B FM CIRCUIT B VCC 7 7 ACC 14 ILL IN 5V REGULATOR Q6 10V REGULATOR Q903 904 12V REGULATOR Q254 3 3V REGULATOR IC401 Q401 DC DC CONVERTER IC250 5V TUNER CIRCUIT B TUNER B B SWIT...

Page 27: ...c tion tolerances Waveforms are taken with a oscilloscope Voltage variations may be noted due to normal produc tion tolerances Circled numbers refer to waveforms Signal path F FM f AM MW LW L BUS AUDIO IN E MD PLAY Note on Printed Wiring Board X parts extracted from the component side Y parts extracted from the conductor side r Through hole internal component b Pattern from the side which enables ...

Page 28: ...on See page 34 for Circuit Boards Location Semiconductor Location Ref No Location D401 E 6 D501 E 4 IC301 B 5 IC302 C 2 IC303 B 3 IC304 C 5 IC305 F 6 IC306 B 4 IC307 B 8 IC401 E 6 IC501 F 3 IC502 D 5 IC503 D 4 Q301 A 4 Q302 C 1 Q401 D 6 Q402 E 7 Q403 E 7 Page 46 ...

Page 29: ...with respect to ground under no signal conditions no mark MD PLAY Impossible to measure The components identified by mark or dotted line with mark are critical for safety 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 Page 39 ...

Page 30: ...HEMATIC DIAGRAM SERVO Board 2 3 See page 67 for Waveforms See page 62 for IC Block Diagrams 40 Voltages and waveforms are dc with respect to ground under no signal conditions no mark MD PLAY Impossible to measure Page 38 Page 41 ...

Page 31: ... C7970R 41 4 10 SCHEMATIC DIAGRAM SERVO Board 3 3 See page 67 for Waveform 42 Voltages and waveforms are dc with respect to ground under no signal conditions no mark MD PLAY Impossible to measure Page 40 Page 47 ...

Page 32: ...0 D 3 Q601 D 4 Q602 B 3 Q603 B 4 Q701 F 3 Q702 G 5 Q703 G 5 Q704 G 4 Q900 D 5 Q901 J 6 Q905 J 9 Q906 J 5 Q907 J 6 Q908 I 6 Ref No Location Ref No Location D1 D 11 D3 F 11 D5 H 11 D6 F 9 D7 F 9 D200 I 5 D202 F 4 D301 B 12 D500 B 5 D501 C 5 D503 C 6 D504 B 6 D505 B 6 D506 B 6 D507 B 8 D508 B 8 D509 B 9 D510 B 9 D511 B 5 D520 B 6 D521 A 9 D522 B 4 D600 B 2 D601 B 2 D602 B 3 D603 E 3 D604 C 3 D605 B 3...

Page 33: ...70 C7970R 45 46 4 12 PRINTED WIRING BOARD MAIN Board Conductor Side See page 34 for Circuit Boards Location Semiconductor Location Ref No Location D502 C 3 IC500 A 7 IC800 E 1 Q903 H 2 Q904 H 3 Page 60 Page 35 ...

Page 34: ...ATIC DIAGRAM MAIN Board 1 4 See page 67 for Waveforms See page 65 for IC Block Diagrams Voltages and waveforms are dc with respect to ground under no signal detuned conditions no mark FM AM MW LW MD PLAY Page 42 Page 52 Page 53 Page 49 ...

Page 35: ...MDX C7970 C7970R 49 50 4 14 SCHEMATIC DIAGRAM MAIN Board 2 4 Voltages are dc with respect to ground under no signal detuned conditions no mark FM Page 48 Page 54 ...

Page 36: ...2 4 15 SCHEMATIC DIAGRAM MAIN Board 3 4 See page 67 for Waveforms See page 65 for IC Block Diagrams Voltages and waveforms are dc with respect to ground under no signal detuned conditions no mark FM AM MW LW Page 48 Page 53 ...

Page 37: ...70R 53 54 Voltages are dc with respect to ground under no signal detuned conditions no mark FM AM MW LW MD PLAY 4 16 SCHEMATIC DIAGRAM MAIN Board 4 4 See page 66 for IC Block Diagrams Page 52 Page 48 Page 49 Page 61 ...

Page 38: ...cation Component Side Ref No Location IC501 B 8 LED501 A 3 LED502 A 2 LED503 B 1 LED504 C 2 LED505 C 3 LED510 B 5 LED511 B 11 Semiconductor Location Conductor Side Ref No Location D501 C 13 D502 B 2 D503 C 12 D504 B 10 D505 B 10 D506 B 10 IC502 C 12 Q501 B 2 Q502 B 2 Q503 B 5 Q504 B 5 Q505 B 6 Q506 B 5 Q507 B 10 Page 60 ...

Page 39: ...MDX C7970 C7970R 57 58 4 18 SCHEMATIC DIAGRAM DISPLAY Board See page 68 for Waveform Voltages and waveforms are dc with respect to ground under no signal detuned conditions no mark FM Page 61 ...

Page 40: ...MDX C7970 C7970R 4 19 PRINTED WIRING BOARD SUB Board See page 34 for Circuit Boards Location 59 60 Page 45 Page 56 ...

Page 41: ... 61 4 20 SCHEMATIC DIAGRAM SUB Board MDX C7970 C7970R Page 54 Page 57 ...

Page 42: ...V 60 FILO 59 FILI 58 PCO 57 PDO 55 RFI 56 AVSS 54 BIAS 53 AVDD 52 ASYI 51 ASYO 67 VC 66 AUX1 65 FE 64 ABCD 63 BOTM 62 PEAK 50 MVCI 49 D3 48 D2 47 D0 46 D1 45 XWE 44 XRAS 43 A09 42 XCAS 41 XOE 40 DVSS 39 A11 38 A08 37 A07 36 A06 35 A05 34 A04 33 A10 32 A00 31 A01 30 A02 29 A03 28 DVDD 26 XBCK 27 FS256 25 LRCK 24 DADT 23 ADDT 22 DOUT 21 DIN 20 DVSS 19 NC 18 XTSL 17 OSCO 16 OSCI 15 TX 14 XINT 13 RECP...

Page 43: ...6 TE 25 WBLADJ 24 VCC 23 3TADJ 22 EQADJ 21 VREF 20 F0CNT 19 XSTBY 18 XLAT 17 SCLK 16 SWDT 15 TEMPR 14 TEMPI 13 GND 12 APCREF 11 APC 10 PD 9 F 8 E 7 D 6 C 5 B 4 A 3 VC VI CONV BGR VREF SCRI PARA DECODE AUXSW COMMAND IVR GSW IV FF FBAL FF TG SEA 1 2 TG TEA WBL 3T EQ DET ADIP AGC WBL BPF22 BPFC ABCDA FEA WBL ATA CVB RFA1 1 2 1 2 GRVA CFST RFA2 GRV HLPT PTGR 2 1 1 2 BOTTOM PEAK RF AGC EQ EQ DET P P WB...

Page 44: ...NTERFACE AMP INTERFACE AMP AMP INTERFACE PREDRIVE PREDRIVE PREDRIVE PREDRIVE AMP INTERFACE AMP AMP AMP VDD PSB AMP 1 2 3 4 OUT1 VM VCC FIN 8 7 6 5 GND OUT2 VREF RIN CONTROL LOGIC TSD POWER SAVE DRIVER DRIVER 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 A0 A9 SENSE REFRESH AMP INPUT OUTPUT CONTROL SWITCH 4 INPUT BUFFER 4 OUTPUT BUFFER CLOCK OSC COLUMN DECODER MEMORY CELL 419...

Page 45: ...AM SWITCH 5 BIT PROGRAMMABLE COUNTER 11 BIT PROGRAMMABLE COUNTER 11 21 BIT PROGRAMMABLE COUNTER IIC BUS INTERFACE FM AM SWITCH REFERENCE OSCILLATOR 14 BIT PROGRAMMABLE COUNTER CONTROL TIMER PORT EXTENSION SCOUT MRO MPTH TCON OSCO OSCI VSSD VDDD DAVN SDA VREF MPX VSSA VDDA AFIN MAD PSWN SCL 2 1 6 15 11 13 16 14 12 INTERFACE REGISTER SIGNAL QUALITY DECODER CLOCKED COMPARATOR POWER SUPPLY RESET TEST ...

Page 46: ...CUIT SOFT MUTE VOLUME CONTROL CIRCUIT COMPANDER TREBLE BASS CONTROL CIRCUIT SUBWOOFER OUT FADER 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 1 2 3 4 5 6 7 8 9 10 14 13 12 11 BUS ON SWITCH RESET SWITCH BATTERY SWITCH BUS ON RST BATT CLK V...

Page 47: ...01 EXTAL MD PLAY Mode 7 IC304 3 IN MD PLAY Mode Approx 0 5 Vp p 2 7 Vp p 0 1 µs Approx 0 3 Vp p 3 5 Vp p 44 ns 1 2 Vp p 3 5 Vp p 23 µs 4 5 Vp p 356 µs MAIN Board 1 IC100 9 OSC IN FM AM MW Mode 2 IC102 5 OSC1 FM Mode 3 IC250 2 SWE MD PLAY Mode 4 IC250 3 TC MD PLAY Mode 5 IC700 XOA 2 7 Vp p 94 ns 2 8 Vp p 224 ns 14 2 Vp p 24 µs 1 1 Vp p 12 µs 2 1 Vp p 30 µs ...

Page 48: ... 68 6 IC700 X1 KEY Board 1 IC801 º OSC IN 5 8 Vp p 271 ns 2 8 Vp p 3 5 µs ...

Page 49: ...ic head on off output Not used fixed at L 16 OSCI I System clock signal 512Fs 22 5792 MHz input from the oscillator circuit 17 OSCO O System clock signal 512Fs 22 5792 MHz output terminal Not used open 18 XTSL I Input terminal for the system clock frequency setting L 45 1584 MHz H 22 5792 MHz fixed at H in this set 19 RVDD Power supply terminal 3 3V digital system 20 RVSS Ground terminal digital s...

Page 50: ...supply terminal 3 3V analog system 70 ADRT I A A D converter operational range upper limit voltage input terminal fixed at H in this set 71 ADRB I A A D converter operational range lower limit voltage input terminal fixed at L in this set 72 AVSS Ground terminal analog system 73 SE I A Sled error signal input from the CXA2523R IC302 74 TE I A Tracking error signal input from the CXA2523R IC302 75 ...

Page 51: ... 94 SPFD O Spindle servo drive PWM signal output to the BH6511FS IC303 95 FGIN I Not used fixed at L 96 TEST1 I 97 TEST2 I Input terminal for the test fixed at L 98 TEST3 I 99 DVSS Ground terminal digital system 100 EFMO O EFM signal output terminal when recording mode Not used open I A for analog input O 3 for 3 state output and O A for analog output in the column I O ...

Page 52: ... circuit BPF3T 24 VCC Power supply terminal 3 3V 25 WBLADJ I Center frequency setting terminal for the internal circuit BPF22 26 TE O Tracking error signal output to the CXD2652AR IC301 27 CSLED I Connected to the external capacitor for low pass filter of the sled error signal 28 SE O Sled error signal output to the CXD2652AR IC301 29 ADFM O FM signal output of the ADIP 30 ADIN I Receives a ADIP F...

Page 53: ... 4M bit external D RAM H 2M bit internal D RAM of CXD2652AR fixed at L in this set 24 25 NCO O Not used open 26 MNT0 I Focus OK signal input from the CXD2652AR IC301 H is input when focus is on L NG 27 MNT1 I Track jump detection signal input from the CXD2652AR IC301 28 MNT2 I Busy monitor signal input from the CXD2652AR IC301 29 MNT3 I Spindle servo lock status monitor signal input from the CXD26...

Page 54: ... PCM1718E IC101 CXD2652AR IC301 and BH6511FS IC303 L reset 60 BU IN I Battery detect signal input from the SONY bus interface IC600 and battery check circuit H battery on 61 BUS ON I SONY bus on off control signal input from the master controller IC700 L bus on 62 SQSY I Subcode Q sync SCOR input from the CXD2652AR IC301 L is input every 13 3 msec Almost all H is input 63 C SW I Inputs the disc lo...

Page 55: ...OL SO O Serial data output for the electrical volume Not used open 27 VOL CKO O Serial data transfer clock signal output for the electrical volume Not used open 28 DSTSEL0 I Destination setting terminal Except German models fixed at H German model fixed at L 29 SYSRST O System reset signal output to the MD mechanism controller IC501 and SONY bus interface IC600 L reset 30 DSTSEL1 I Destination set...

Page 56: ...m controller IC501 H lock 59 EMPH ON O Emphasis control signal output terminal Not used open 60 AU ATT O Audio line muting on off control signal output terminal H muting on 61 AF ATT O Preamp muting on off control signal output to the electrical volume IC300 H muting on 62 TU ATT O Muting on off control signal output of the FM tuner signal H muting on Used for the MDX C7970R only MDX C7970 Not use...

Page 57: ...ional mode fixed at H in this set 89 MD0 I Setting terminal for the CPU operational mode fixed at H in this set 90 RESET I System reset signal input from the reset signal generator IC501 and reset switch S900 L reset L is input for several 100 msec after power on then it changes to H 91 VSS Ground terminal 92 X0 I Main system clock input terminal 3 68 MHz 93 X1 O Main system clock output terminal ...

Page 58: ...upply on off control signal output to the BA3918 IC800 L AM power on H FM power on 111 TU ON O Tuner system power supply on off control signal output to the BA3918 IC800 H tuner power on 112 to 118 NC O Not used open 119 VSS Ground terminal 120 NC O Not used open ...

Page 59: ...olor Ref No Part No Description Remark Ref No Part No Description Remark 1 X 3376 960 1 PANEL ASSY SUB 2 3 025 483 01 DOOR MD 3 3 025 484 01 SPRING DOOR 4 3 022 338 01 BUTTON EJECT 5 X 3376 686 1 GEAR ASSY 6 1 672 684 11 SUB BOARD 7 X 3376 687 1 LOCK ASSY 8 X 3376 959 1 CHASSIS ASSY 9 3 033 748 01 SHEET INSULATING 10 3 376 464 11 SCREW PTT 2 6X6 GROUND POINT 11 A 3294 651 A MAIN BOARD COMPLETE C79...

Page 60: ...04 01 BUTTON MODE MODE SOUND DSPL OFF C7970R 57 3 030 948 01 BUTTON MODE MODE SOUND OFF C7970 58 3 030 898 01 BUTTON PTY PTY AF TA C7970R 58 3 030 942 01 BUTTON DSPL LIST DSPL C7970 59 3 030 932 01 PLATE LCD GROUND 60 3 032 271 01 SHEET S LCD 61 3 030 933 01 SHEET DIFFUSION 62 X 3376 697 1 HOLDER ASSY LCD 63 3 030 947 01 BUTTON SOURCE 64 3 030 943 01 KNOB VOL 65 3 030 945 01 RING 66 X 3376 696 1 P...

Page 61: ... 796 1 HOLDER ASSY 107 3 032 682 01 SPRING HOLDER 108 3 034 301 01 CUSHION EJ2 109 3 034 302 01 CUSHION EJ3 110 3 032 712 01 LEVER LOCK R 111 3 919 281 01 SPRING CHUCKING 112 X 3376 800 1 COVER ASSY MD 113 3 035 932 01 WASHER STOPPER 114 X 3376 797 1 LEVER LE ASSY 115 3 032 707 01 SPRING LEVER LE 116 3 925 034 01 ROLLER GLE 117 X 3376 798 1 ARM ASSY CHUCKING 118 3 032 711 01 LEVER LOCK L 5 6 6 8 6...

Page 62: ...Y FEED 162 3 703 816 32 SCREW M1 4X1 6 SPECIAL HEAD 163 3 010 091 01 SPRING SL FEED 164 3 919 293 01 SHAFT SL 165 8 583 046 05 OPTICAL PICK UP KMS 241B J1RP 166 3 920 537 01 SHAFT SL 2 M901 A 3301 407 A MOTOR ASSY SP SPINDLE M902 A 3291 190 A MOTOR ASSY SL SLED M903 A 3291 191 A MOTOR ASSY LO LOADING M902 M901 M903 7 7 8 9 9 8 157 158 159 156 155 161 160 163 165 162 164 166 154 153 151 152 The com...

Page 63: ...21 SWITCH KEY BOARD WITH LED 3 LSW531 1 762 620 21 SWITCH KEY BOARD WITH LED OFF LSW532 1 762 620 21 SWITCH KEY BOARD WITH LED SOURCE LSW533 1 762 620 21 SWITCH KEY BOARD WITH LED DSPL C7970R LSW534 1 762 620 21 SWITCH KEY BOARD WITH LED SOUND LSW535 1 762 620 21 SWITCH KEY BOARD WITH LED MODE LSW536 1 762 620 21 SWITCH KEY BOARD WITH LED SFIFT LSW537 1 762 620 21 SWITCH KEY BOARD WITH LED 1 LSW53...

Page 64: ...585 1 216 025 00 RES CHIP 100 5 1 10W R586 1 216 029 00 METAL CHIP 150 5 1 10W R587 1 216 025 00 RES CHIP 100 5 1 10W R588 1 216 029 00 METAL CHIP 150 5 1 10W R589 1 216 025 00 RES CHIP 100 5 1 10W R590 1 216 029 00 METAL CHIP 150 5 1 10W R591 1 216 025 00 RES CHIP 100 5 1 10W C7970R R591 1 216 033 00 METAL CHIP 220 5 1 10W C7970 R592 1 216 029 00 METAL CHIP 150 5 1 10W C7970R R592 1 216 037 00 ME...

Page 65: ...163 009 11 CERAMIC CHIP 0 001uF 10 50V C7970R C63 1 164 004 11 CERAMIC CHIP 0 1uF 10 25V C7970R C65 1 163 809 11 CERAMIC CHIP 0 047uF 10 25V C7970R C66 1 126 786 11 ELECT 47uF 20 16V C67 1 126 382 11 ELECT 100uF 20 16V C68 1 164 004 11 CERAMIC CHIP 0 1uF 10 25V C69 1 163 251 11 CERAMIC CHIP 100PF 5 50V C70 1 163 251 11 CERAMIC CHIP 100PF 5 50V C71 1 126 514 11 ELECT 22uF 20 16V C74 1 163 251 11 CE...

Page 66: ... 25V C930 1 164 004 11 CERAMIC CHIP 0 1uF 10 25V C990 1 164 346 11 CERAMIC CHIP 1uF 16V C7970R C991 1 164 004 11 CERAMIC CHIP 0 1uF 10 25V C992 1 164 004 11 CERAMIC CHIP 0 1uF 10 25V C999 1 163 133 00 CERAMIC CHIP 470PF 5 50V C1000 1 164 004 11 CERAMIC CHIP 0 1uF 10 25V CONNECTOR JACK CN200 1 764 617 12 PIN CONNECTOR PC BOARD 30P CN901 1 770 408 11 CONNECTOR BOARD TO BOARD 14P CNJ600 1 580 907 31 ...

Page 67: ... DTC314TKH04 C7970R Q102 8 729 920 21 TRANSISTOR DTC314TKH04 C7970R Q103 8 729 921 25 TRANSISTOR FMC2 C7970R Q250 8 729 903 95 TRANSISTOR 2SB1188 T101 Q Q251 8 729 900 53 TRANSISTOR DTC114EK Q254 8 729 807 12 TRANSISTOR 2SD1802 S Q255 8 729 921 25 TRANSISTOR FMC2 Q300 8 729 920 21 TRANSISTOR DTC314TKH04 Q301 8 729 920 21 TRANSISTOR DTC314TKH04 Q302 8 729 920 21 TRANSISTOR DTC314TKH04 Q303 8 729 92...

Page 68: ... METAL CHIP 3 9K 5 1 10W C7970R R103 1 216 061 00 METAL CHIP 3 3K 5 1 10W C7970 R104 1 216 081 00 METAL CHIP 22K 5 1 10W C7970R R104 1 216 085 00 METAL CHIP 33K 5 1 10W C7970 R105 1 216 081 00 METAL CHIP 22K 5 1 10W C7970R R105 1 216 085 00 METAL CHIP 33K 5 1 10W C7970 R106 1 216 063 00 METAL CHIP 3 9K 5 1 10W C7970R R106 1 216 061 00 METAL CHIP 3 3K 5 1 10W C7970 R201 1 216 049 11 RES CHIP 1K 5 1...

Page 69: ...1 216 001 00 METAL CHIP 10 5 1 10W C7970R R900 1 216 222 00 RES CHIP 10K 5 1 8W R901 1 216 089 00 RES CHIP 47K 5 1 10W R902 1 216 089 00 RES CHIP 47K 5 1 10W R903 1 216 675 11 METAL CHIP 10K 0 5 1 10W R904 1 216 675 11 METAL CHIP 10K 0 5 1 10W R905 1 216 073 00 METAL CHIP 10K 5 1 10W R906 1 216 067 00 METAL CHIP 5 6K 5 1 10W R907 1 216 037 00 METAL CHIP 330 5 1 10W R908 1 216 037 00 METAL CHIP 330...

Page 70: ...1uF 10 25V C338 1 164 004 11 CERAMIC CHIP 0 1uF 10 25V C339 1 162 970 11 CERAMIC CHIP 0 01uF 10 25V C340 1 162 918 11 CERAMIC CHIP 18PF 5 50V C341 1 162 918 11 CERAMIC CHIP 18PF 5 50V C342 1 162 970 11 CERAMIC CHIP 0 01uF 10 25V C343 1 162 970 11 CERAMIC CHIP 0 01uF 10 25V C344 1 104 852 11 TANTAL CHIP 22uF 20 6 3V C345 1 162 970 11 CERAMIC CHIP 0 01uF 10 25V C346 1 104 852 11 TANTAL CHIP 22uF 20 ...

Page 71: ...CHIP 10K 5 1 16W R343 1 216 827 11 METAL CHIP 3 3K 5 1 16W R344 1 216 833 11 METAL CHIP 10K 5 1 16W R345 1 216 827 11 METAL CHIP 3 3K 5 1 16W R346 1 216 841 11 METAL CHIP 47K 5 1 16W R347 1 216 833 11 METAL CHIP 10K 5 1 16W R348 1 218 708 11 METAL CHIP 4 7K 0 5 1 16W R349 1 216 025 00 RES CHIP 100 5 1 10W R350 1 216 142 00 RES CHIP 4 7 5 1 8W R351 1 218 700 11 METAL CHIP 2 2K 0 5 1 16W R352 1 218 ...

Page 72: ...S 4 7 627 553 28 SCREW PRECISION P 2X2 5 5 7 685 851 04 SCREW BVTT 2X4 S 6 7 624 102 04 STOP RING 1 5 TYPE E 7 7 627 852 37 PRECISION SCREW P 1 7X1 8 TYPE3 8 7 621 772 08 SCREW B 2X3 9 7 621 555 10 SCREW K 2X3 10 7 685 106 19 SCREW P 2X10 TYPE2 NON SLIT ACCESSORIES PACKING MATERIALS 1 473 067 71 WIRED REMOTE COMMANDER RM X4S 3 012 070 01 LABEL SOUND 2 for RM X4S 3 865 839 11 MANUAL INSTRUCTION ENG...

Page 73: ...ATION AND CONNECTION 501 3 009 613 21 FRAME 502 X 3376 976 1 COLLAR ASSY 503 3 027 138 01 SPRING FITTING 504 X 3366 405 1 SCREW ASSY EXP FITTING C7970 E C7970R 505 3 934 325 01 SCREW K 5X8 TAPPING 506 X 3368 725 1 SCREW ASSY FITTING C7970 US Canadian 507 3 924 961 01 SUPPORT ND FITTING C7970 US Canadian 508 X 3373 432 1 BRACKET ASSY for RM X4S C7970 C7970R AEP German 509 7 685 248 14 SCREW KTP 3X1...

Page 74: ... 94 MDX C7970 C7970R Sony Corporation Personal Mobile Communication Company 9 926 439 11 99B0578 1 Printed in Japan 1999 2 Published by Quality Assurance Dept ...

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