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64

Ref. No.

Part No.

Description

Remarks

Ref. No.

Part No.

Description

Remarks

C616

1-162-306-11 CERAMIC

0.01uF

30.00% 16V

C617

1-162-294-31 CERAMIC

0.001uF

10%

50V

C620

1-126-933-11 ELECT

100uF

20.00% 16V

C621

1-104-664-11 ELECT

47uF

20.00% 16V

C631

1-162-294-31 CERAMIC

0.001uF

10%

50V

C632

1-162-294-31 CERAMIC

0.001uF

10%

50V

C633

1-164-159-21 CERAMIC

0.1uF

50V

(TH)

C651

1-164-159-21 CERAMIC

0.1uF

50V

C652

1-126-960-11 ELECT

1uF

20.00% 50V

C653

1-126-960-11 ELECT

1uF

20.00% 50V

C654

1-164-159-21 CERAMIC

0.1uF

50V

C655

1-162-282-31 CERAMIC

100PF

10%

50V

C656

1-162-282-31 CERAMIC

100PF

10%

50V

C657

1-162-282-31 CERAMIC

100PF

10%

50V

C658

1-162-282-31 CERAMIC

100PF

10%

50V

C659

1-162-282-31 CERAMIC

100PF

10%

50V

C660

1-162-282-31 CERAMIC

100PF

10%

50V

C661

1-162-282-31 CERAMIC

100PF

10%

50V

C662

1-162-282-31 CERAMIC

100PF

10%

50V

C663

1-162-282-31 CERAMIC

100PF

10%

50V

C664

1-162-282-31 CERAMIC

100PF

10%

50V

C665

1-162-282-31 CERAMIC

100PF

10%

50V

C666

1-162-282-31 CERAMIC

100PF

10%

50V

C667

1-162-282-31 CERAMIC

100PF

10%

50V

C668

1-162-282-31 CERAMIC

100PF

10%

50V

C669

1-162-282-31 CERAMIC

100PF

10%

50V

C670

1-162-282-31 CERAMIC

100PF

10%

50V

C671

1-162-282-31 CERAMIC

100PF

10%

50V

C717

1-126-157-11 ELECT

10uF

20%

16V

(DX7,DX7J)

C718

1-126-157-11 ELECT

10uF

20%

16V

(DX7,DX7J)

C719

1-126-961-11 ELECT

2.2uF

20.00% 50V

(DX7,DX7J)

C720

1-164-159-21 CERAMIC

0.1uF

50V

(EA,DX7J)

C721

1-162-294-31 CERAMIC

0.001uF

10%

50V

(EA,DX7J)

C722

1-162-305-11 CERAMIC

0.0068uF

30.00%

16V

(EA,DX7J)

C723

1-126-960-11 ELECT

1uF

20.00%

50V

(EA,DX7J)

C724

1-136-495-11 MYLAR

0.068uF

5.00%

50V

(EA,DX7J)

C725

1-126-959-11 ELECT

0.47uF

20.00%

50V

(EA,DX7J)

C726

1-124-465-00 ELECT

0.47uF

20%

50V

(EA,DX7J)

C727

1-136-167-00 MYLAR

0.15uF

5.00%

50V

(EA,DX7J)

C728

1-162-294-31 CERAMIC

0.001uF

10%

50V

(EA,DX7J)

C729

1-126-960-11 ELECT

1uF

20.00% 50V

(EA,DX7J)

C730

1-161-494-00 CERAMIC

0.022uF

25V

(EA,DX7J)

C731

1-162-305-11 CERAMIC

0.0068uF

30.00%

16V

(EA,DX7J)

C732

1-136-495-11 MYLAR

0.068uF

5.00%

50V

(EA,DX7J)

C733

1-104-664-11 ELECT

47uF

20.00%

10V

(EA,DX7J)

C734

1-104-664-11 ELECT

47uF

20.00% 10V

(EA,DX7J)

C735

1-126-961-11 ELECT

2.2uF

20.00%

50V

(EA,DX7J)

C736

1-126-964-11 ELECT

10uF

20.00%

50V

(DX7,DX7J)

C737

1-126-964-11 ELECT

10uF

20.00% 50V

(DX7,DX7J)

C738

1-126-961-11 ELECT

2.2uF

20.00% 50V

(DX7,DX7J)

C739

1-162-215-31 CERAMIC

47PF

5%

50V

(DX7,DX7J)

C740

1-162-282-31 CERAMIC

100PF

10%

50V

(DX7,DX7J)

C741

1-126-956-91 ELECT

0.1uF

20.00% 50V (EA)

C741

1-124-463-00 ELECT

0.1uF

20%

50V

(EXCEPT BX7,EA)

C742

1-162-215-31 CERAMIC

47PF

5%

50V

(DX7,DX7J)

C743

1-162-290-31 CERAMIC

470PF

10%

50V

(DX7,DX7J)

C744

1-162-294-31 CERAMIC

0.001uF

10%

50V

(DX7,DX7J)

C745

1-126-961-11 ELECT

2.2uF

20.00% 50V

(DX7,DX7J)

C746

1-162-306-11 CERAMIC

0.01uF

30.00% 16V

(DX7,DX7J)

C747

1-126-961-11 ELECT

2.2uF

20.00% 50V

(EA,DX7J)

C748

1-162-306-11 CERAMIC

0.01uF

30.00% 16V

(EA,DX7J)

C749

1-162-306-11 CERAMIC

0.01uF

30.00%

16V

(DX7,DX7J)

C750

1-162-282-31 CERAMIC

100PF

10%

50V

C751

1-162-282-31 CERAMIC

100PF

10%

50V

C752

1-162-282-31 CERAMIC

100PF

10%

50V

C753

1-162-282-31 CERAMIC

100PF

10%

50V

C754

1-162-282-31 CERAMIC

100PF

10%

50V

C755

1-162-282-31 CERAMIC

100PF

10%

50V

C756

1-162-282-31 CERAMIC

100PF

10%

50V

C757

1-162-282-31 CERAMIC

100PF

10%

50V

C758

1-162-282-31 CERAMIC

100PF

10%

50V

C759

1-162-282-31 CERAMIC

100PF

10%

50V

C760

1-162-282-31 CERAMIC

100PF

10%

50V

C761

1-162-282-31 CERAMIC

100PF

10%

50V

C762

1-162-282-31 CERAMIC

100PF

10%

50V

C763

1-162-282-31 CERAMIC

100PF

10%

50V

C764

1-162-282-31 CERAMIC

100PF

10%

50V

C765

1-162-282-31 CERAMIC

100PF

10%

50V

C766

1-162-282-31 CERAMIC

100PF

10%

50V

C767

1-162-282-31 CERAMIC

100PF

10%

50V

C768

1-162-282-31 CERAMIC

100PF

10%

50V

C769

1-162-282-31 CERAMIC

100PF

10%

50V

C770

1-162-282-31 CERAMIC

100PF

10%

50V

C771

1-162-282-31 CERAMIC

100PF

10%

50V

C772

1-162-282-31 CERAMIC

100PF

10%

50V

C773

1-162-282-31 CERAMIC

100PF

10%

50V

C774

1-162-282-31 CERAMIC

100PF

10%

50V

C775

1-162-282-31 CERAMIC

100PF

10%

50V

C776

1-162-282-31 CERAMIC

100PF

10%

50V

C777

1-162-282-31 CERAMIC

100PF

10%

50V

C778

1-162-282-31 CERAMIC

100PF

10%

50V

C779

1-162-282-31 CERAMIC

100PF

10%

50V

PANEL

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Содержание HCD-BX7

Страница 1: ...ued on next page Model Name Using Similar Mechanism NEW CD Mechanism Type CDM58 K2BD38 Base Unit Type BU K2BD38 Optical Pick up Type KSS 213DP Model Name Using Similar Mechanism NEW Tape Transport Mechanism Type TCM 230MWR11 CD SECTION TAPE DECK SECTION Photo HCD DX7 US Model Canadian Model AEP Model UK Model HCD BX7 E Model HCD DX7 DX7J Australian Model HCD DX7 ...

Страница 2: ...of three methods 1 A commercial leakage tester such as the Simpson 229 or RCA WT 540A Follow the manufacturers instructions to use these instruments 2 A battery operated AC milliammeter The Data Precision 245 digital multimeter is suitable for this job 3 Measuring the voltage drop across a resistor by means of a VOM or battery operatedAC voltmeter The limit indication is 0 75 V so analog meters mu...

Страница 3: ...ABLE OF CONTENTS 1 SERVICE NOTE 4 2 GENERAL 5 3 DISASSEMBLY 7 4 TEST MODE 12 5 MECHANICAL ADJUSTMENTS 16 6 ELECTRICAL ADJUSTMENTS 16 7 DIAGRAMS 7 1 Circuit Board Location 21 7 2 Block Diagrams 22 7 3 Printed Wiring Board BD Section 24 7 4 Schematic Diagram BD Section 25 7 5 Printed Wiring Board Main Section 26 7 6 Schematic Diagram Main 1 3 Section 27 7 7 Schematic Diagram Main 2 3 Section 28 7 8 ...

Страница 4: ...tach the panel board with six screws BVTP 2 6 8 after the board is removed once Do not tighten the screws excessively 1 Cut the eleven melted connection points with a cutting plier Note for installing the panel board 2 Panel board Hot melt ...

Страница 5: ...SE START button and indicator qg CD SYNC HI DUB button qh LOOP button BX7 model LOOP KARAOKE PON button DX7 DX7J model qj MIC jack DX7 DX7J model qk MIC LEVEL knob DX7 DX7J model ql V GROOVE button and indicator w CURSOL button and indicator wa GROOVE button ws EQ EDIT button wd SPECTRUM button wf DISPLAY button wg 1 button and indicator wh TUNER BAND button wj MD VIDEO button wk Y button wl butto...

Страница 6: ...tem Do the following to protect the CD mechanism 1 Make sure that all discs are removed from the unit 2 Hold down CD and then press 1 so that LOCK appears in the display 3 Unplug the AC power cord 7 1 Press CLOCK TIMER SET The hour indication flashes 2 Press or repeatedly to set the hour 3 Press ENTER The minute indication flashes 4 Press or repeatedly to set the minute 5 Press ENTER The clock sta...

Страница 7: ...se Top Side panel L 5Two screws Case 7Two screws BVTP 3 10 1Two screws Case 9Two screws BVTP 3 10 3Two screws BVTP 3 10 6Screw Case 2Screw Case 2 Pull out the disc tray 1 Turn the pulley to the direction of arrow pulley Loading panel assy Front panel side CD mechanism deck CDM58 3 3 1 UPPER CASE TOP 3 2 LOADING PANEL ASSY ...

Страница 8: ...tor CN202 2Connector CN1 Connector CN601 1Flat type wire CN304 6Three screws BVTT 3 6 5Screw BVTP 3 10 4Screw BVTP 3 10 6Tape mechanism deck 5Five screws BVTP 2 6 8 1Screw BVTP 2 6 8 2Bracket Heart cam R 4Bracket Heart cam L 3Screw BVTP 2 6 8 3 3 FRONT PANEL SECTION 3 4 TAPE MECHANISM DECK ...

Страница 9: ...b 4Bracket FR qaFive claws 8Three claws 7Two screws BVTP 2 6 8 3Two bosses four pins 2Two screws BVTP 2 6 8 qsTwo screws BVTT 4 8 3Two screws BVTP 3 8 6Six screws BVTP 3 10 5Two screws BVTP 3 10 8Panel back qaTwo screws BVTT 4 8 qfTrans board 4Sub trans board qdTrans 1Connector CN975 9Connector CN975 0Connector CN977 7Connector CN891 2Connector CN974 3 5 PANEL BOARD 3 6 SUB TRANS BOARD AND TRANS B...

Страница 10: ... 16 1Two screws BVTP 3 8 2Main board Connector CN502 Connector CN503 5Power AMP board 6Screw PS 2 6 5 3Screw PS 2 6 5 2Leaf SW board 1Five claws 4Head A board 5Head B board 6Remove the four solderings 3 7 MAIN BOARD AND AMP BOARD 3 8 LEAF SW BOARD HEAD A BOARD AND HEAD B BOARD ...

Страница 11: ...hree screws BVTP 2 6 8 9Screw PTPWH 2 6 8 q Tray 1Screw BVTP 2 6 8 qaScrew BVTP 2 6 8 7Flat type wire CN721 6Motor board qsAddress Sensor board 8Connector CN722 2Driver board 3Connector CN701 5Remove the two solderings of motor 3 9 BASE UNIT 3 10 DRIVER BOARD MOTOR BOARD AND ADDRESS SENSOR BOARD ...

Страница 12: ...M buttons simultaneously The message VACS OFF or VACS ON appears Change over of MW Tuner Step between 9 kHz and 10 kHz A step of MW channels can be changed over between 9 kHz and 10 kHz Procedure 1 Press 1 button to turn the set ON 2 Select the function TUNER and press TUNER BAND button to select the BAND MW 3 Press 1 button to turn the set OFF 4 Press ENTER and 1 buttons simultaneously and the di...

Страница 13: ...ked at this moment becomes the default setting It means that the default disc only is accessed when any other discs are selected even though the display indication changes accordingly At the same time the DISC SKIP EX CHANGE and OPEN CLOSE cannot be accepted It means that the tray motor and the turntable motor are disabled of their operation 11 When a tape is inserted in Deck B and recording is st...

Страница 14: ...rror EDC NO DISC error When aging operation is complete be sure to perform the MC Cold Reset to reset the error history D No disc error 01 FOCUS ERROR 02 GFS ERROR 03 SETUP ERROR 01 NO DISC judgment without chucking retry 02 NO DISC judgment after chucking retry Status at the time of NO DISC judgment High order digits only 1 STOP 2 SETUP 3 TOC READ 4 ACCESS 5 PLAY BACK 6 PAUSE 7 MANUAL SEARCH PLAY...

Страница 15: ...ce 1 Rewind is executed up to the top of tape A and B 2 A tape on FWD side is played for 2 minutes 3 FF is executed up to either made for 20 second or the end of tape 4 A tape is reversed and the tape on REV side is played for 2 minutes 5 Rewind is executed up to the top of tape 6 Returns to step 2 and repeat steps from 2 to 5 Function Change Mode elect either VIDEO or MD of the external FUNCTION ...

Страница 16: ...s adjustments for both decks Procedure 1 Mode Playback Precaution 1 Clean the following parts with a denatured alcohol moistened swab record playback heads pinch rollers erase head rubber belts capstan idlers 2 Demagnetize the record playback head with a head demagnetizer 3 Do not use a magnetized screwdriver for the adjustments 4 After the adjustments apply suitable locking compound to the parts ...

Страница 17: ... 4 Adjust RV1001 on the LEAF SW board do that frequency counter reads 6 000 30 Hz 5 Press the CD SYNC HI DUB button Then back to NORMAL speed mode 6 Adjust RV1002 on the LEAF SW board so that frequency counter reads 3 000 15 Hz Adjustment Location LEAF SW board Playback level Adjustment DECK A DECK B Procedure Mode Playback Deck A is RV302 L CH and RV352 R CH Deck B is RV303 L CH and RV353 R CH so...

Страница 18: ...level adjustment the RV304 L CH and RV354 R CH on theAUDIO board to repeat steps 4 and 5 Adjustable level Playback output of 315 Hz to playback output of 10 kHz 1 0 dB Adjustment Location MAIN board REC Level Adjustment DECK B Procedure INTRODUCTION When set to the test mode performed in Tape Speed Adjustment when the tape is rewound after recording the REC memory mode which rewinds only the recor...

Страница 19: ...th neutral detergent when the signal level is low than specified value with the following checks S Curve Check Procedure 1 Connect oscilloscope to TP FEO 2 Connect between TP FEI and TP VC by lead wire 3 Connect between TP AGCCON and TP GND by lead wire 4 Turn Power switch on 5 Load a disc YEDS 18 and actuate the focus search In consequence of open and close the disc tray actuate the focus search ...

Страница 20: ...20 MEMO ...

Страница 21: ...ances 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 E PB DECK A d PB DECK B G REC DECK B J CD c digital out Abbreviation CND Canadian model AUS Australian model G German model EA Saudi Arabia model MY Malaysia model SP Singapore model TH Thai model KR Korea model MX Mexican model...

Страница 22: ... ST CE 25 ST CLK 28 ST DOUT 26 ST DIN 27 STEREO 23 TUNED 24 MASTER CONTROL IC401 1 2 DO CL CE DI DI OPTICAL PICK UP BLOCK KSS 213F A B C D E F LD VC 5V GND PD VR LD DRIVE FOCUS COIL TRACKING COIL 09 Q101 RF AMP IC103 VC 12 A 5 B 6 C 7 D 8 E 11 F 10 LD 3 PD 4 IC102 MOTOR COIL DRIVE CH1RO 13 CH1FO 14 CH2RO 11 CH2FO 12 CH3RO 18 CH3FO 17 M M102 SLED MOTOR CH4RO 16 CH4FO 15 M M101 SPINDLE MOTOR F F T T...

Страница 23: ...L CAP M 19 79 TC RELAY IC401 2 2 MASTER CONTROL 76 EQ H N 78 ALC 75 BIAS 74 REC MUTE 73 NR ON OFF 72 R PB PAS 71 TC MUTE 70 AMS IN 4 DATA 5 CLK 83 DBFB ON OFF DC BIAS Q141 6V A 12V 84 LINE MUTE 100 STK MUTE 87 RELAY H 82 PROTECT 30 IIC DATA 10 XC IN 11 XC OUT 15 X IN 13 X OUT 32 768kHz X401 16MHz X402 BPF 0 BPF 5 P1 P35 G1 G17 FLOURESCENT INDICATOR TUBE DISPLAY CONTROL IC601 F1 F2 LED DRIVER Q606 ...

Страница 24: ...X7 DX7 DX7J 24 24 7 3 PRINTED WIRING BOARD BD SECTION See page 21 for Circuit Boards Location Ref No Location IC101 D 2 IC102 C 4 IC103 B 3 Q101 A 4 Semiconductor Location Page 26 09 1 2 A B C D E F 3 4 5 6 ...

Страница 25: ...or IC Block Diagrams Page 29 09 The components identified by mark 0 or dotted line with mark 0 are critical for safety Replace only with part number specified Les composants identifiés par une marque 0 sont critiques pour la sécurité Ne les remplacer que par une pièce portant le numéro spécifié ...

Страница 26: ...2 D 7 IC911 B 6 IC951 E 5 IC961 F 6 Q101 C 5 Q102 C 4 Q103 G 6 Q141 C 4 Q151 C 5 Q152 C 5 Q153 G 6 Q301 G 4 Q302 G 3 Q303 G 4 Q304 F 3 Q305 F 4 Q391 D 2 Q392 D 2 Q393 D 2 Q394 C 2 Q395 D 2 Q396 D 2 Q397 C 2 Q501 B 4 Q503 C 3 Q504 C 3 Q505 C 3 Q601 B 7 Q602 A 8 Q611 C 7 Q612 C 7 Q821 F 8 Q822 F 8 Q823 E 8 Q824 E 8 Q825 E 8 Q828 E 8 Q829 E 8 Q861 F 6 Q862 F 8 Q863 E 7 Q891 E 8 Q892 E 8 Q911 C 6 Q912...

Страница 27: ... DX7 DX7J 27 27 7 6 SCHEMATIC DIAGRAM MAIN 1 3 SECTION See page 48 for IC Block Diagrams Page 29 09 DX7 DX7J MODEL 680 BX7 330 EXCEPT BX7 L642 33uH AEP CIS G UK 0 EXCEPT AEP UK G CIS 0 015 BX7 0 01 EXCEPT BX7 ...

Страница 28: ...AGRAM MAIN 2 3 SECTION See page 21 for Wavefoms See page 44 for IC Pin Function Description See page 48 for IC Block Diagrams Page 29 Page 29 Page 29 Page 29 Page 29 Page 37 09 DX7 DX7J MODEL BX7 MODEL BX7 MODEL DX7 DX7J MODEL N PIN FUNCTION ...

Страница 29: ...29 29 7 8 SCHEMATIC DIAGRAM MAIN 3 3 SECTION Page 31 33 Page 31 33 Page 27 Page 25 Page 39 Page 28 Page 28 Page 28 Page 35 09 M5F7807L M5F7809L US CND DX7 DX7J MODEL SURROUND SPEAKER C901 DX7 DX7J 3300 25V BX7 3300 16V ...

Страница 30: ...EL See page 21 for Circuit Boards Location Ref No Location D501 B 3 D502 C 2 D541 D 6 D551 B 2 D581 C 5 D941 E 5 D979 E 5 IC501 A 6 Q501 B 3 Q503 B 7 Q504 C 5 Q551 B 2 Q581 C 6 Q941 E 6 Semiconductor Location Page 40 Page 40 1 2 A B C D E F G 3 4 5 6 7 8 9 Page 26 Page 26 09 ...

Страница 31: ...e 29 Page 41 Page 41 09 The components identified by mark 0 or dotted line with mark 0 are critical for safety Replace only with part number specified Les composants identifiés par une marque 0 sont critiques pour la sécurité Ne les remplacer que par une pièce portant le numéro spécifié ...

Страница 32: ...HCD BX7 DX7 DX7J 32 32 7 11 PRINTED WIRING BOARD POWER AMP SECTION DX7 DX7J MODEL See page 21 for Circuit Boards Location Page 42 Page 26 Page 26 Page 42 ...

Страница 33: ...HCD BX7 DX7 DX7J 33 33 7 12 SCHEMATIC DIAGRAM POWER AMP SECTION DX7 DX7J MODEL Page 43 Page 43 Page 29 Page 29 ...

Страница 34: ... 6 D631 A 5 D632 A 4 IC601 C 5 IC602 F 4 IC603 B 7 IC721 E 8 IC722 F 8 Q604 D 8 Q605 B 2 Q606 D 7 Q607 D 7 Q608 C 7 Q609 C 7 Q610 C 7 Q611 C 7 Q612 C 7 Q613 C 6 Q614 C 6 Q615 D 3 Q621 B 7 Q622 E 7 Q623 F 7 Q624 E 5 Q625 F 4 Q626 C 2 Q630 A 7 Q631 A 7 Q632 A 4 Q633 A 7 Q634 A 7 Q635 A 3 Q721 G 6 Semiconductor Location 1 2 A B C D E F G 3 4 5 6 7 8 Page 26 09 EA DX7J MODEL EA DX7J MODEL EA DX7J MODE...

Страница 35: ...DEL DX7 DX7J MODEL R737 47k EA DX7J 22k SP MY E2 MX AR AUS TH E3 KR ECHO LEVEL R746 1k MTZJ T 77 5 6C EXCEPT TH C617 0 001 PIN FUNCTION 7 14 SCHEMATIC DIAGRAM PANEL SECTION See page 21 for Wavefoms See page 45 for IC Pin Function Description See page 47 for IC Block Diagrams ...

Страница 36: ... 36 7 15 PRINTED WIRING BOARD LEAF SW SECTION See page 21 for Circuit Boards Location Ref No Location D1001 A 2 D1002 A 5 IC1001 A 1 IC1002 A 5 Q1001 A 2 Semiconductor Location 1 2 A B C 3 4 5 6 Page 26 Page 26 Page 26 09 ...

Страница 37: ...HCD BX7 DX7 DX7J 37 37 7 16 SCHEMATIC DIAGRAM LEAF SW SECTION Page 28 09 NORMAL SPEED HIGH SPEED ...

Страница 38: ...HCD BX7 DX7 DX7J 38 38 Ref No Location D701 E 1 IC701 E 1 IC711 B 5 7 17 PRINTED WIRING BOARD DRIVER SECTION Semiconductor Location 09 1 2 A B C D E F G 3 4 5 6 Page 26 ...

Страница 39: ...HCD BX7 DX7 DX7J 39 39 7 18 SCHEMATIC DIAGRAM DRIVER SECTION 09 Page 29 ...

Страница 40: ...EL See page 21 for Circuit Boards Location Ref No Location D971 G 4 D972 G 3 D973 G 3 D974 G 4 D975 G 4 D976 G 5 D977 B 2 IC971 G 4 Q971 G 3 Semiconductor Location 1 2 A B C D E F G H 3 4 5 6 7 8 9 Page 30 Page 30 US CND MODEL F975 F974 US MODEL EXCEPT US CND US MODEL 09 ...

Страница 41: ...0V EXCEPT US CND 6 3A US CND MODEL EXCEPT US CND 09 US MODEL US MODEL The components identified by mark 0 or dotted line with mark 0 are critical for safety Replace only with part number specified Les composants identifiés par une marque 0 sont critiques pour la sécurité Ne les remplacer que par une pièce portant le numéro spécifié ...

Страница 42: ...HCD BX7 DX7 DX7J 42 42 7 21 PRINTED WIRING BOARD TRANS SECTION DX7 DX7J MODEL See page 21 for Circuit Boards Location ...

Страница 43: ...HCD BX7 DX7 DX7J 43 43 7 22 SCHEMATIC DIAGRAM TRANS SECTION DX7 DX7J MODEL ...

Страница 44: ... 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 I O I I I I I I O O O O I I I I I I I I O I O O O O O O O I O I I O O O O O O O O O O O I I O Description Not used Not used Not used Not used Not used Not used A deck trigger control signal output H ON L OFF B deck trigger control signal output H O...

Страница 45: ...ut RESET N C TEST WAKE UP I2C data I2C clk N C SIRCS PANEL BOARD IC601 TMP88CP77F 1A22 DISPLAY CONTROL Pin No 1 2 3 4 5 6 7 8 9 10 11 12 14 15 16 17 19 20 21 25 26 27 28 29 30 31 32 33 49 50 51 52 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 I O I I I I O O O O O O O O O I I I I O O O O O I I O I I I O O O I I Description VOLUME A signal input VOLUME B signal input Head phone detect signal inp...

Страница 46: ...NTERFACE SERVO AUTO SEQUENCER SERIAL IN INTERFACE OVER SAMPLING DIGITAL FILTER 3rd ORDER NOISE SHAPER PWM PWM EFM DEMODULATOR TIMING LOGIC DIGITAL OUT D A INTERFACE DIGITAL PLL ASYMMETRY CORRECTION CLOCK GENERATOR MIRR DFCT FOK DETECTOR DIGITAL CLV SUBCODE PROCESSOR SERVO INTERFACE SERVO DSP FOCUS SERVO TRACKING SERVO SLED SERVO PWM GENERATOR FOCUS PWM GENERATOR TRACKING PWM GENERATOR SLED PWM GEN...

Страница 47: ...D 2 3 14 1 f04 13 f05 12 f06 11 REC LEVEL 10 VCC 15 f03 5 REC NF 6 REC IN 7 RESET C 8 BIAS C 9 GND1 4 16 f02 17 f01 18 RESET R02 P01 LINE NF LINE IN REFFERENCE CURRENT BPF DET BPF DET BPF DET BPF DET DET RESET Bias REFFERENCE CURRENT DET DET BPF BPF IC701 BA6956AN DRIVER BOARD 1 2 3 4 5 6 7 8 9 CONTROL LOGIC TSD VREF OUT2 OUT1 RNF VM VCC FIN GND RIN IC682 BU1924 MAIN BOARD 1 2 3 4 5 6 7 8 9 10 11 ...

Страница 48: ...R CHARGE PUMP SWALLOW COUNTER 1 16 1 17 4bits SWALLOW COUNTER 1 16 1 17 4bits POWER ON RESET 1 2 C B I F REFERENCE DIVIDER REFERENCE DIVIDER C B I F 2 DATA SHIFT REGISTER LATCH IC601 BA1450 MAIN BOARD 1 2 3 4 5 6 7 8 9 10 11 12 16 17 18 19 20 21 22 23 24 15 14 13 AM OSC AM MIX AM IF FM IF FM DET AM DET SD DET AGC LED DRIVER COMP SD SW VCO PD 1 2 DECODER VREG 1 2 FM IN FM DET TUNED STEREO IF OUT R ...

Страница 49: ...EL DX7 EA SP MY E2 AR E3 KR 8 4 225 041 31 BACK PANEL BX7 US CND 8 4 228 592 31 BACK PANEL DX7J 9 4 225 252 01 CUSHION FOOT M961 1 763 072 11 FAN D C BX7 US CND DX7 DX7J SECTION 8 EXPLODED VIEWS NOTE XX X mean standardized parts so they may have some differences from the original one Items marked are not stocked since they are seldom required for routine service Some delay should be anticipated wh...

Страница 50: ...K G 57 X 4952 552 1 FRONT PANEL ASSY BX7 US CND 57 X 4952 553 1 FRONT PANEL ASSY DX7 EA E3 57 X 4952 595 1 FRONT PANEL ASSY DX7 SP MY E2 MX AR AUS KR 58 4 224 562 01 BRACKET HEART CAM L 59 4 224 803 01 SPRING PUSH COMPRESSION COIL 60 4 224 104 01 DAMPER DX7 TH 60 4 224 104 11 DAMPER DX7J 60 4 224 104 21 DAMPER EXCEPT DX7 TH DX7J 61 4 224 560 01 CAM L HEART 62 4 224 559 01 CAM R HEART 63 4 224 561 ...

Страница 51: ...TH 105 A 4473 195 A TRANS BOARD COMPLETE BX7 CND 105 A 4473 329 A TRANS BOARD COMPLETE DX7 KR 105 A 4473 345 A TRANS BOARD COMPLETE DX7J 106 3 703 571 11 BUSHING S 4516 CORD DX7 TH 106 3 703 244 00 BUSHING FBS001 CORD EXCEPT DX7 TH E2 MX 106 4 966 266 01 BUSHING S FBS002 CORD DX7 E2 MX 107 A 4428 079 A POWER AMP BOARD COMPLETE BX7 107 A 4428 344 A POWER AMP BOARD COMPLETE DX7 EA SP MY E2 MX AR AUS...

Страница 52: ... 151 X 3374 156 4 PINCH LEVER REV ASSY 152 X 3374 155 4 PINCH LEVER FWD ASSY 153 1 676 220 11 HEAD A BOARD 154 1 676 221 11 HEAD B BOARD 155 A 2004 737 A MAIN CHASIS ASSY 156 3 040 580 11 PULLEY TENSION 157 A 2007 838 A LEAF SW BOARD COMPLETE 158 3 041 947 01 BELT FR 159 3 041 946 01 BELT CAPSTAN B 160 4 227 239 01 BELT CAPSTAN C 161 X 3378 241 1 MOTOR ASSY 162 3 019 208 01 WASHER STOPPER 163 3 01...

Страница 53: ...YPE 8 CORE 210 1 675 911 11 ADDRESS SENSOR BOARD 211 1 675 912 11 DRIVER BOARD 212 X 4952 608 1 CAM U D ASSY 213 4 221 681 01 LEVER EX 214 4 221 682 01 LEVER LIFTER 215 4 221 688 01 PULLEY B CHUCKING 216 1 471 035 11 MAGNET ASSY 217 X 4952 019 1 PULLEY A ASSY CHUCKING 218 X 4951 889 1 HOLDER BU ASSY 219 4 227 549 01 INSULATOR 220 4 227 045 11 SPRING INSULATOR COIL 221 4 985 672 01 SCREW PTPWH M2 6...

Страница 54: ...STOR Q101 8 729 049 31 TRANSISTOR 2SB710 RTX RESISTOR R101 1 216 077 91 RES CHIP 15K 5 1 10W R102 1 216 097 91 RES CHIP 100K 5 1 10W R103 1 216 077 91 RES CHIP 15K 5 1 10W R104 1 216 085 00 METAL CHIP 33K 5 1 10W R105 1 216 073 00 METAL CHIP 10K 5 1 10W R106 1 216 049 91 RES CHIP 1K 5 1 10W R107 1 216 073 00 METAL CHIP 10K 5 1 10W R108 1 216 061 00 METAL CHIP 3 3K 5 1 10W R109 1 216 121 91 RES CHI...

Страница 55: ...420 11 CARBON 1 8K 5 1 4W F R688 1 249 422 11 CARBON 2 7K 5 1 4W F R689 1 247 843 11 CARBON 3 3K 5 1 4W R750 1 249 406 11 CARBON 120 5 1 4W F R751 1 249 406 11 CARBON 120 5 1 4W F R752 1 249 406 11 CARBON 120 5 1 4W F R753 1 249 406 11 CARBON 120 5 1 4W F R754 1 249 406 11 CARBON 120 5 1 4W F R755 1 249 406 11 CARBON 120 5 1 4W F SWITCH S642 1 762 875 21 SWITCH KEYBOARD DISC SKIP S643 1 762 875 21...

Страница 56: ...4 11 ELECT 10uF 20 00 50V C118 1 126 961 11 ELECT 2 2uF 20 00 50V C121 1 126 964 11 ELECT 10uF 20 00 50V DX7 DX7J C122 1 126 964 11 ELECT 10uF 20 00 50V DX7 DX7J C123 1 126 964 11 ELECT 10uF 20 00 50V DX7 DX7J C124 1 163 038 91 CERAMIC CHIP 0 1uF 25V C125 1 126 964 11 ELECT 10uF 20 00 50V DX7 DX7J C131 1 136 169 00 MYLAR 0 22uF 5 00 50V C132 1 126 964 11 ELECT 10uF 20 00 50V C133 1 126 925 11 ELEC...

Страница 57: ...HIP 390PF 5 50V C377 1 104 665 11 ELECT 100uF 20 00 10V C378 1 163 117 00 CERAMIC CHIP 100PF 5 50V C379 1 130 483 00 MYLAR 0 01uF 5 50V C380 1 126 964 11 ELECT 10uF 20 00 50V C381 1 126 965 11 ELECT 22uF 20 00 50V C382 1 137 427 11 MYLAR 120PF 5 00 50V C383 1 163 003 11 CERAMIC CHIP 330PF 10 50V C384 1 163 103 00 CERAMIC CHIP 27PF 5 50V C385 1 126 964 11 ELECT 10uF 20 00 50V C410 1 163 233 11 CERA...

Страница 58: ...0 50V C841 1 126 959 11 ELECT 0 47uF 20 00 50V C851 1 163 038 91 CERAMIC CHIP 0 1uF 25V AEP G UK CIS C852 1 163 038 91 CERAMIC CHIP 0 1uF 25V AEP G UK CIS C853 1 163 031 11 CERAMIC CHIP 0 01uF 50V C861 1 107 717 11 ELECT 47uF 20 00 50V C862 1 107 721 11 ELECT 4 7uF 20 00 100V C863 1 107 721 11 ELECT 4 7uF 20 00 100V C891 1 126 964 11 ELECT 10uF 20 00 50V BX7 US CND DX7 DX7J C892 1 163 038 91 CERAM...

Страница 59: ...C682 8 759 541 48 IC BU1924 AEP G UK CIS IC911 8 759 039 69 IC uPC7805AHF IC921 8 759 088 08 IC uPC7812AHF IC931 8 759 604 86 IC M5F7807L IC951 8 759 158 62 IC TA78057S IC961 8 759 701 59 IC M5F7809L IFT IFT601 1 435 295 11 TRANSFORMER IF JACK J101 1 793 987 11 JACK PIN 2P MD VIDEO J102 1 774 819 11 JACK PIN 2P SURROUND SPEAKER JUMPER RESISTOR JR1 1 216 296 91 SHORT 0 JR2 1 216 296 91 SHORT 0 JR3 ...

Страница 60: ...12K T 146 QR Q821 8 729 120 28 TRANSISTOR 2SC1623 T1 L5L6 Q822 8 729 120 28 TRANSISTOR 2SC1623 T1 L5L6 Q823 8 729 216 22 TRANSISTOR 2SA812 T1 M5M6 Q824 8 729 113 13 TRANSISTOR FA1A4M T1L33 Q825 8 729 120 28 TRANSISTOR 2SC1623 T1 L5L6 Q828 8 729 120 28 TRANSISTOR 2SC1623 T1 L5L6 Q829 8 729 120 28 TRANSISTOR 2SC1623 T1 L5L6 Q861 8 729 113 69 TRANSISTOR FN1F4M T1M32 Q862 8 729 107 46 TRANSISTOR 2SC36...

Страница 61: ... R358 1 216 071 00 METAL CHIP 8 2K 5 1 10W R359 1 216 085 00 METAL CHIP 33K 5 1 10W R360 1 216 045 00 METAL CHIP 680 5 1 10W R361 1 216 057 00 METAL CHIP 2 2K 5 1 10W R363 1 216 057 00 METAL CHIP 2 2K 5 1 10W R364 1 216 045 00 METAL CHIP 680 5 1 10W R366 1 216 061 00 METAL CHIP 3 3K 5 1 10W R367 1 216 089 91 RES CHIP 47K 5 1 10W R368 1 216 061 00 METAL CHIP 3 3K 5 1 10W R369 1 216 061 00 METAL CHI...

Страница 62: ... 390 5 1 10W EXCEPT EA AEP G UK CIS R614 1 216 041 00 METAL CHIP 470 5 1 10W EA R615 1 216 049 91 RES CHIP 1K 5 1 10W R616 1 216 065 91 RES CHIP 4 7K 5 1 10W R617 1 216 035 00 METAL CHIP 270 5 1 10W AEP G UK CIS R617 1 216 039 00 METAL CHIP 390 5 1 10W EXCEPT EA AEP G UK CIS R617 1 216 041 00 METAL CHIP 470 5 1 10W EA R618 1 216 049 91 RES CHIP 1K 5 1 10W R619 1 216 025 91 RES CHIP 100 5 1 10W R62...

Страница 63: ... DX7 DX7J RY801 1 755 373 11 RELAY BX7 TRANSFORMER T301 1 423 980 11 TRANSFORMER BIAS OSCILLATION T601 1 435 195 11 TRANSFORMER DISCRIMINATOR T602 1 234 477 11 ENCAPSULATED COMPONENT AEP G UK CIS TERMINAL TM601 1 694 555 11 TERMINAL BOARD 4P FM AM US CND DX7 DX7J TM601 1 694 556 21 TERMINAL BOARD 4P FM AM AEP G UK CIS TM801 1 694 635 11 TERMINAL BOARD 4P SPEAKER VIBRATOR X401 1 567 098 41 VIBRATOR...

Страница 64: ... 1 136 495 11 MYLAR 0 068uF 5 00 50V EA DX7J C733 1 104 664 11 ELECT 47uF 20 00 10V EA DX7J C734 1 104 664 11 ELECT 47uF 20 00 10V EA DX7J C735 1 126 961 11 ELECT 2 2uF 20 00 50V EA DX7J C736 1 126 964 11 ELECT 10uF 20 00 50V DX7 DX7J C737 1 126 964 11 ELECT 10uF 20 00 50V DX7 DX7J C738 1 126 961 11 ELECT 2 2uF 20 00 50V DX7 DX7J C739 1 162 215 31 CERAMIC 47PF 5 50V DX7 DX7J C740 1 162 282 31 CERA...

Страница 65: ...5 8 729 900 80 TRANSISTOR BA1A4M TP Q626 8 729 900 80 TRANSISTOR BA1A4M TP Q721 8 729 119 79 TRANSISTOR 2SC2785TP FEK DX7 DX7J RESISTOR R603 1 249 429 11 CARBON 10K 5 1 4W R604 1 247 807 31 CARBON 100 5 1 4W R605 1 247 903 00 CARBON 1M 5 1 4W R606 1 247 807 31 CARBON 100 5 1 4W R607 1 249 429 11 CARBON 10K 5 1 4W R608 1 247 807 31 CARBON 100 5 1 4W R609 1 249 429 11 CARBON 10K 5 1 4W R610 1 247 80...

Страница 66: ...11 CARBON 1K 5 1 4W F DX7 DX7J R739 1 249 441 11 CARBON 100K 5 1 4W DX7 DX7J R740 1 249 417 11 CARBON 1K 5 1 4W F DX7 DX7J R741 1 249 429 11 CARBON 10K 5 1 4W DX7 DX7J R742 1 249 417 11 CARBON 1K 5 1 4W F EA DX7J R743 1 249 429 11 CARBON 10K 5 1 4W EA DX7J R744 1 249 441 11 CARBON 100K 5 1 4W R745 1 247 807 31 CARBON 100 5 1 4W DX7 DX7J R746 1 249 417 11 CARBON 1K 5 1 4W F VARIABLE RESISTOR RV721 ...

Страница 67: ...X7 DX7J D551 8 719 991 33 DIODE 1SS133T 77 D581 8 719 991 33 DIODE 1SS133T 77 D941 8 719 110 90 DIODE MTZJ T 77 39D D979 8 719 110 31 DIODE MTZJ T 72 12B TERMINAL EP501 1 537 738 21 TERMINAL EARTH DX7 DX7J EP502 1 537 738 21 TERMINAL EARTH BX7 IC IC501 8 749 017 06 IC STK412 150 DX7 DX7J IC501 8 749 016 96 IC STK402 120 BX7 TRANSISTOR Q501 8 729 140 84 TRANSISTOR 2SC1841TP PAFAEA Q503 8 729 140 82...

Страница 68: ... IC RPI 321 RESISTOR R711 1 247 876 11 CARBON 75K 5 1 4W R712 1 247 815 91 CARBON 220 5 1 4W R713 1 249 429 11 CARBON 10K 5 1 4W SWITCH S711 1 771 821 11 SWITCH PUSH 1 KEY UP DOWN A 4428 301 A SUB TRANS BOARD COMPLETE AEP G UK CIS A 4428 959 A SUB TRANS BOARD COMPLETE CND A 4473 194 A SUB TRANS BOARD COMPLETE US CAPACITOR 0C971 1 113 925 11 CERAMIC 0 01uF 20 00 250V US C973 1 126 933 11 ELECT 100u...

Страница 69: ... CARBON 10K 5 1 4W BX7 RELAY RY971 1 755 276 11 RELAY POWER BX7 SWITCH 0S951 1 771 291 11 SWITCH POWER VOLTAGE SELECTOR DX7 EA SP MY E2 AR E3 DX7J TRANSFORMER 0T971 1 435 261 11 TRANSFORMER POWER AEP G UK EA CIS 0T971 1 435 263 11 TRANSFORMER POWER CND 0T971 1 435 469 11 TRANSFORMER POWER US 0T971 1 435 325 11 POWER TRANSFORMER DX7 DX7J MISCELLANEOUS 101 1 773 045 11 WIRE FLAT TYPE 17 CORE 104 1 7...

Страница 70: ...HCD BX7 DX7 DX7J Sony Corporation Home Audio Division Company 9 929 079 11 2000B0985 1 Printed in Japan 2000 2 Published by General Engineering Dept ...

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