manualshive.com logo in svg

Sony RMT-V231B, Service Manual

The Sony RMT-V231B Service Manual is a comprehensive guide for operating and troubleshooting this versatile remote control. Easily download the manual for free from our website, ensuring you have access to all the necessary information to maximize the functionality of your Sony remote control.

Share
Download
background image

7-8

Ref. No.

Part No.

Description

Remarks

Ref. No.

Part No.

Description

Remarks

C255

1-163-038-00 CERAMIC CHIP

0.1uF

25V

C256

1-163-038-00 CERAMIC CHIP

0.1uF

25V

C257

1-128-172-11 ELECT

47uF

20%

6.3V

C260

1-163-229-11 CERAMIC CHIP

12PF

5%

50V

C261

1-163-229-11 CERAMIC CHIP

12PF

5%

50V

C264

1-163-037-11 CERAMIC CHIP

0.022uF

10%

25V

C265

1-163-037-11 CERAMIC CHIP

0.022uF

10%

25V

C266

1-164-232-11 CERAMIC CHIP

0.01uF

50V

C267

1-163-037-11 CERAMIC CHIP

0.022uF

10%

25V

C268

1-163-241-11 CERAMIC CHIP

39PF

5%

50V

C269

1-163-241-11 CERAMIC CHIP

39PF

5%

50V

C270

1-163-037-11 CERAMIC CHIP

0.022uF

10%

25V

C271

1-163-037-11 CERAMIC CHIP

0.022uF

10%

25V

C272

1-163-241-11 CERAMIC CHIP

39PF

5%

50V

C273

1-163-241-11 CERAMIC CHIP

39PF

5%

50V

C274

1-163-037-11 CERAMIC CHIP

0.022uF

10%

25V

C276

1-163-037-11 CERAMIC CHIP

0.022uF

10%

25V

C277

1-163-037-11 CERAMIC CHIP

0.022uF

10%

25V

C278

1-163-037-11 CERAMIC CHIP

0.022uF

10%

25V

C279

1-163-037-11 CERAMIC CHIP

0.022uF

10%

25V

C280

1-124-584-00 ELECT

100uF

20%

10V

C281

1-164-005-11 CERAMIC CHIP

0.47uF

25V

C282

1-164-232-11 CERAMIC CHIP

0.01uF

50V

C283

1-163-038-00 CERAMIC CHIP

0.1uF

25V

C284

1-163-038-00 CERAMIC CHIP

0.1uF

25V

C286

1-124-584-00 ELECT

100uF

20%

10V

C287

1-163-227-11 CERAMIC CHIP

10PF

0.5PF

50V

C288

1-163-227-11 CERAMIC CHIP

10PF

0.5PF

50V

C289

1-163-038-00 CERAMIC CHIP

0.1uF

25V

C291

1-163-222-11 CERAMIC CHIP

5PF

0.25PF 50V

C292

1-163-038-00 CERAMIC CHIP

0.1uF

25V

C301

1-164-159-21 CERAMIC

0.1uF

50V

C305

1-126-160-11 ELECT

1uF

20%

50V

C306

1-126-960-11 ELECT

1uF

20%

50V

C307

1-126-964-11 ELECT

10uF

20%

50V

C308

1-126-967-11 ELECT

47uF

20%

16V

C309

1-126-963-11 ELECT

4.7uF

20%

50V

C310

1-163-009-11 CERAMIC CHIP

0.001uF

10%

50V

C311

1-163-014-00 CERAMIC CHIP

0.0027uF

10%

50V

C312

1-164-232-11 CERAMIC CHIP

0.01uF

50V

C313

1-124-261-00 ELECT

10uF

20%

50V

C314

1-164-232-11 CERAMIC CHIP

0.01uF

50V

C315

1-126-160-11 ELECT

1uF

20%

50V

C317

1-126-163-11 ELECT

4.7uF

20%

50V

C318

1-126-967-11 ELECT

47uF

20%

16V

C331

1-164-232-11 CERAMIC CHIP

0.01uF

50V

C332

1-164-232-11 CERAMIC CHIP

0.01uF

50V

C333

1-124-589-11 ELECT

47uF

20%

16V

C334

1-137-374-11 FILM

0.047uF

5%

50V

C340

1-164-232-11 CERAMIC CHIP

0.01uF

50V

C341

1-124-589-11 ELECT

47uF

20%

16V

C342

1-164-004-11 CERAMIC CHIP

0.1uF

10%

25V

C346

1-164-232-11 CERAMIC CHIP

0.01uF

50V

C350

1-164-004-11 CERAMIC CHIP

0.1uF

10%

25V

C352

1-163-009-11 CERAMIC CHIP

0.001uF

10%

50V

C353

1-163-038-00 CERAMIC CHIP

0.1uF

25V

C357

1-163-009-11 CERAMIC CHIP

0.001uF

10%

50V

C358

1-164-004-11 CERAMIC CHIP

0.1uF

10%

25V

C359

1-164-232-11 CERAMIC CHIP

0.01uF

50V

C361

1-164-222-11 CERAMIC CHIP

0.22uF

25V

C362

1-164-222-11 CERAMIC CHIP

0.22uF

25V

C363

1-126-960-11 ELECT

1uF

20%

50V

C364

1-126-960-11 ELECT

1uF

20%

50V

C365

1-126-960-11 ELECT

1uF

20%

50V

C366

1-126-960-11 ELECT

1uF

20%

50V

C369

1-126-964-11 ELECT

10uF

20%

50V

C370

1-126-964-11 ELECT

10uF

20%

50V

C371

1-126-964-11 ELECT

10uF

20%

50V

C372

1-126-964-11 ELECT

10uF

20%

50V

C373

1-126-964-11 ELECT

10uF

20%

50V

C374

1-126-960-11 ELECT

1uF

20%

50V

C375

1-164-004-11 CERAMIC CHIP

0.1uF

10%

25V

C377

1-126-967-11 ELECT

47uF

20%

16V

C378

1-126-964-11 ELECT

10uF

20%

50V

C379

1-126-961-11 ELECT

2.2uF

20%

50V

C380

1-126-964-11 ELECT

10uF

20%

50V

C381

1-126-967-11 ELECT

47uF

20%

16V

C383

1-164-004-11 CERAMIC CHIP

0.1uF

10%

25V

C384

1-164-232-11 CERAMIC CHIP

0.01uF

50V

C385

1-126-967-11 ELECT

47uF

20%

16V

C386

1-164-232-11 CERAMIC CHIP

0.01uF

50V

C391

1-164-232-11 CERAMIC CHIP

0.01uF

50V

C398

1-163-016-00 CERAMIC CHIP

0.0039uF

10%

50V

C399

1-163-016-00 CERAMIC CHIP

0.0039uF

10%

50V

C521

1-124-584-00 ELECT

100uF

20%

10V

C522

1-124-584-00 ELECT

100uF

20%

10V

C523

1-163-038-00 CERAMIC CHIP

0.1uF

25V

C524

1-124-584-00 ELECT

100uF

20%

10V

C526

1-163-038-00 CERAMIC CHIP

0.1uF

25V

C527

1-163-038-00 CERAMIC CHIP

0.1uF

25V

C528

1-164-232-11 CERAMIC CHIP

0.01uF

50V

C529

1-163-017-00 CERAMIC CHIP

0.0047uF

5%

50V

C530

1-163-017-00 CERAMIC CHIP

0.0047uF

5%

50V

C531

1-124-464-11 ELECT

0.22uF

20%

50V

C532

1-126-160-11 ELECT

1uF

20%

50V

C560

1-163-009-11 CERAMIC CHIP

0.001uF

10%

50V

C561

1-126-935-11 ELECT

470uF

20%

6.3V

C563

1-124-589-11 ELECT

47uF

20%

16V

C564

1-164-232-11 CERAMIC CHIP

0.01uF

50V

C621

1-164-232-11 CERAMIC CHIP

0.01uF

50V

C622

1-126-965-11 ELECT

22uF

20%

50V

C623

1-126-967-11 ELECT

47uF

20%

16V

C624

1-126-967-11 ELECT

47uF

20%

16V

C625

1-126-967-11 ELECT

47uF

20%

16V

C626

1-128-131-11 ELECT

22uF

20%

50V

C627

1-128-131-11 ELECT

22uF

20%

50V

C628

1-164-232-11 CERAMIC CHIP

0.01uF

50V

C629

1-126-966-11 ELECT

33uF

20%

16V

C701

1-126-967-11 ELECT

47uF

20%

16V

C705

1-163-259-91 CERAMIC CHIP

220PF

5%

50V

C706

1-126-963-11 ELECT

4.7uF

20%

50V

C707

1-164-161-11 CERAMIC CHIP

0.0022uF

10%

100V

C708

1-126-933-11 ELECT

100uF

20%

16V

C709

1-126-933-11 ELECT

100uF

20%

16V

C710

1-164-232-11 CERAMIC CHIP

0.01uF

50V

C712

1-126-933-11 ELECT

100uF

20%

16V

C713

1-163-009-11 CERAMIC CHIP

0.001uF

10%

50V

C733

1-126-160-11 ELECT

1uF

20%

50V

C735

1-126-964-11 ELECT

10uF

20%

50V

C736

1-126-967-11 ELECT

47uF

20%

16V

MA-327

Summary of Contents for RMT-V231B

Page 1: ...Canadian Model SLV 777HF 778HF 788HF PX Model SLV 777HF SERVICE MANUAL VIDEO CASSETTE RECORDER MICROFILM S MECHANISM Refer to the SERVICE MANUAL of VHS MECHANICAL ADJUSTMENT for MECHANICAL ADJUSTMENTS 9 921 647 11 G j SPECIFICATIONS Photo SLV 788HF ...

Page 2: ...ENTION AU COMPOSANT AYANT RAPPORT À LA SÉCURITÉ LES COMPOSANTS IDENTIFÉS PAR UNE MARQUE SUR LES DIAGRAMMES SCHÉMATIQUES ET LA LISTE DES PIÈCES SONT CRITIQUES POUR LA SÉCURITÉ DE FONCTIONNEMENT NE REMPLACER CES COMPOSANTS QUE PAR DES PIÈSES SONY DONT LES NUMÉROS SONT DONNÉS DANS CE MANUEL OU DANS LES SUPPÉMENTS PUBLIÉS PAR SONY DIFFERENT SPECIFICATIONS MODEL SPECIFICATIONS BODY COLOR REMOTE COMMAND...

Page 3: ...ls metal trim metallized knobs screws and all other exposed metal parts for AC leakage Check leakage as described below LEAKAGE TEST The AC leakage from any exposed metal part to earth ground and from all exposed metal parts to any exposed metal part having a return to chassis must not exceed 0 5mA 500 microampers Leakage current can be measured by any one of three methods 1 A commercial leakage t...

Page 4: ...PB AMP VIDEO SERVO SYSTEM CONTROL AUDIO TUNER PRINTED WIRING BOARD 4 3 MA 327 REC PB AMP SCHEMATIC DIAGRAM 4 5 MA 327 VIDEO NORMAL AUDIO SCHEMATIC DIAGRAM 4 8 MA 327 SERVO SYSTEM CONTROL SCHEMATIC DIAGRAM 4 11 MA 327 ON SCREEN DISPLAY SCHEMATIC DIAGRAM 4 15 MA 327 AFM AUDIO SCHEMATIC DIAGRAM 4 17 MA 327 TUNER SCHEMATIC DIAGRAM 4 19 MA 327 POWER SUPPLY AV BUS SCHEMATIC DIAGRAM 4 21 FR 138 MODE CONT...

Page 5: ...ad Adjustment 6 5 2 5 2 E E Output Level Check 6 5 2 5 3 Overall Output Level and Distortion Factor Check 6 6 2 5 4 Overall Noise Level Check 6 6 2 6 TUNER SYSTEM ADJUSTMENT 6 6 2 6 1 Separation Adjustment MA 327 Board 6 6 2 7 ADJUSTING PARTS LOCATION DIAGRAM 6 8 7 REPAIR PARTS LIST 7 1 EXPLODED VIEWS 7 1 7 1 1 FRONT PANEL ASSEMBLY AND UPPER CASE SECTION 7 1 7 1 2 CHASSIS SECTION 7 2 7 1 3 MECHANI...

Page 6: ...g 4 FF 14 RVS pause 24 Mecha error Power on 5 REW 15 RVS x1 25 Power on eject initial 6 REC 16 RVS x2 26 Power off eject initial 7 REC pause 17 REV 27 APC REC 8 Power on stop 18 Power off initial 28 Cas loading 9 PB 19 Mecha error Power off No auto PB check 0 No error 1 Cam encoder error Loading direction 2 Cam encoder error Unloading direction 3 T reel error 4 S reel error 5 Capstan error 6 Drum ...

Page 7: ...g is difficult attach a upper drum while rotating it slowly Note Pay attention not to damage the video heads Confirm that the upper drum is inserted completely 4 Tighten the two screws 3 PSW3 8 Refer to Fig 5 5 Fix the earth shaft 2 by tightening the screw 1 P3 8 so that protrusion at the tip of the earth shaft contacts the center of the drum shaft Note When attaching the ground shaft assembly 2 n...

Page 8: ...1 1 SLV 777HF 778HF 788HF SECTION 1 GENERAL This section is extracted from the SLV 788HF instruction manual ...

Page 9: ...1 2 ...

Page 10: ...1 3 ...

Page 11: ...1 4 ...

Page 12: ...1 5 ...

Page 13: ...1 6 ...

Page 14: ...1 7 ...

Page 15: ...1 8 ...

Page 16: ...1 9 ...

Page 17: ...1 10 ...

Page 18: ...1 11 ...

Page 19: ...1 12 ...

Page 20: ...1 13 ...

Page 21: ...1 14 ...

Page 22: ...1 15 ...

Page 23: ...1 16 ...

Page 24: ...1 17 ...

Page 25: ...1 18 ...

Page 26: ...1 19 ...

Page 27: ...1 20E ...

Page 28: ...Hooks 3 Flat cable From CN105 on MA 327 board 5 Front panel block assembly 2 2 2 FR 138 BOARD DM 80 BOARD Front panel assembly 1 Screws B2 6 8 2 DM 80 board 2 FR 138 board 3 Flat cable From CN402 on FR 138 board 3 Frexible board From CN441 on DM 80 board 1 Screws B2 6 8 6 Screw B2 6 8 5 JK insulated plate 4 Screw B2 6 8 8 JK 162 board 7 JK ground plate 2 3 REAR PANEL 2 Hooks 3 Rear panel 1 Release...

Page 29: ...a a Connector From CN101 on power block 2 Screws 3 Power block 1 1 5 MA 327 board with S mechanism deck 4 Screws 2 5 S MECHANISM DECK 1 Flexible board From CN260 on MA 327 board 4 Screws 2 Screws MD base R MA 327 board S mechanism deck 5 MD base R MD base M ...

Page 30: ...e page 7 for the note about drum assembly FE head 1 500 144 11 Reel S table 3 977 507 01 FL complete assembly A 6759 619 C Reel T table 3 977 508 01 Pinch press block assembly A 6759 615 A ACE head block assembly A 6759 620 A Bottom View M902 DC motor capstan 1 698 971 11 M901 Note Lower drum assembly DZL 51B J RP 8 848 666 11 777HF 778HF Rubber belt 3 977 510 01 M903 Cam motor assembly X 3947 577...

Page 31: ...2 4E 2 7 CIRCUIT BOARDS LOCATION MA 327 REC PB AMP VIDEO AUDIO SERVO SYSTEM CONTROL TUNER FR 138 MODE CONTROL DM 80 OPERATION SWITCHES POWER BLOCK JK 162 LINE 2 IN ...

Page 32: ...OD IF RF VIDEO RF AUDIO PLL CLOCK PLL ENB TV VTR C SYNC S OUT 1 S CLK 1 RF ENV RF SWP AF ENV AF SWP I2C CLOCK 1 I2C DATA 1 ST BILNG PROCESSOR IC733 AF SWP AF REC REC P F MONO MAIN SAP MAIN SAP SAP STEREO MPX PLL DATA Q VD AFT REC P DRIVE LED Q103 T REEL PH102 S REEL PH101 T SENS Q101 S SENS Q102 T S LED D103 SW12V T REEL FG S REEL FG T SENS S SENS T S LED IC160 CONTROL SYSTEM SERVO DRUM CONTROL SI...

Page 33: ...C CV OUT 30 VIDEO RF IC160 8 C SYNC IC160 84 S OUT1 IC160 65 S CLK1 IC160 67 RF SWP IC160 18 FROM TO SYSCON BLOCK Q202 BUFFER 17 Q260 BUFFER C TRAP 22 28 PB RF REC RF Q201 BUFFER 3 579MHz Q211 BUFFER FSC BPF 46 45 33 Q523 BUFFER BUFFER Q560 RF VIDEO TU701 5 SI0 CN105 9 SO0 SCK0 V MUTE IC160 47 Q VD IC160 13 I2C DATA VIDEO IC160 52 SERIAL DECODER 64 I2C CLOCK VIDEO IC160 51 63 FROM TO SYSCON BLOCK ...

Page 34: ...K I2C DATA1 IC360 41 A MUTE IC201 70 AF ANV IC360 39 AF SWP IC340 1 AF REC P IC340 4 AF REC IC340 5 I2C DATA VIDEO IC201 64 I2C CLOCK VIED IC201 63 VIDEO RF IC260 26 C SYNC IC201 37 S OUT1 IC260 19 S CLK1 IC260 20 RF SWP IC260 17 Q VD IC201 33 FROM TO AUDIO BLOCK IC260 18 IC360 40 S OUT 0 IC521 5 S CLK 0 IC521 4 Q604 IC601 4 TO POWER BLOCK 46 CBC ON 63 NICOLE STEREO IC733 11 TU AFT IF702 6 PLL DAT...

Page 35: ... HIFI 39 5 6 3 4 SCL 42 SDA 41 AF SWP 40 AGC R L AUDIO CJ570 LINE 1 IN R L AUDIO 5 L2 L 3 5 BIAS ERASE OSC T331 Q331 CN301 1 2 4 FULL ERASE HEAD AUDIO REC PB HEAD NOMAL AUDIO HEAD SW 4 2 IC301 1 FULL HEAD CN302 HEAD SW5V SEL 1 2 IC201 AUDIO PROCESSOR MONO MUTE CTL MUTE LINE AMP 77 PB PB ALC 10 11 8 9 PB LP SP EQ 76 AVCC REC SW5V REC REC 79 1 5 REC EP LP PB EP 4 3 AUTO BIAS BIAS SW Q301 6 70 7 80 A...

Page 36: ... Q401 POWER D405 D5V JOG LED CN401 CN440 4 2 3 4 2 3 EJECT DMS UP DMS DOWN 6 8 7 5 14 10 10 JOG D440 PAUSE S444 S442 S443 JOG REC DM 80 BOARD 2 3 4 5 1 CN441 STOP COM DMS 2 DMS 1 PLAY PLAY STOP DMS BLOCK QUICK SHUTTLE 16 37 32 G1 G6 SEG1 SEG16 CH S406 S403 S409 INPUT SELECT SP EP S408 S404 EASY SETUP FF S405 S441 EJECT 15 26 28 31 12 4 10 F F 30V 3 REMCON P CONT M12 9 S407 TV VIDEO POWER S401 FUNC...

Page 37: ...D 8 MS0 9 MS1 5 MUTE FROM TO SYSCON BLOCK RF AUDIO IC360 12 RF VIDEO Q560 FROM VIDEO BLOCK FROM AUDIO BLOCK TU VIDEO IC201 32 TU AUDIO L IC360 1 TU AUDIO R IC360 2 F MONO IC160 15 TA MUTE IC160 53 MAIN SAP IC160 74 SAP IC160 25 STEREO IC160 12 TV VTR IC160 21 TU AFT IC160 3 PLL DATA IC160 100 PLL CLOCK IC160 23 PLL ENABLE IC160 24 TO VIDEO BLOCK TO AUDIO BLOCK 16 TUNER MOD IF SEE PAGE 4 19 8 5V SW...

Page 38: ...R D405 IC461 REMOTE CONTROL RECEIVER VCC 2 FLUORESCENT INDICATOR TUBE ND420 D420 F F 10 4 12 7 6 12 4 CN105 FR 138 BOARD 1 7 1 BLOCK POWER 30V 13V 5 4 6V 2 3 F F 0V 30V L604 JS609 L605 MA 327 BOARD VIDEO REC PB AMP IC260 BIAS ERASE OSC T331 Q331 IC301 P CONT M12 P CONT SW12 SW5V M12V L607 L606 F F 30V SW12V 30V IC733 ST BILNG PROCESSOR 5V 8 30V L703 L731 VCC 16 VCC 29 L202 L263 D6V VCC 14 L341 AFM...

Page 39: ...SLV 777HF 778HF 788HF SECTION 4 PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS 4 1 FRAME SCHEMA TIC DIAGRAM 4 1 4 2 FRAME SCHEMATIC DIAGRAM ...

Page 40: ...GRAMS MA 327 REC PB AMP VIDEO SERVO SYSTEM CONTROL AUDIO TUNER PRINTED WIRING BOARD Ref No MA 327 Board 1 000 Series 4 3 4 4 There are few cases that the part printed on this diagram isn t mounted in this model REC PB AMP VIDEO SERVO SYSTEM CONTROL AUDIO TUNER MA 327 ...

Page 41: ...60 B 2 Q603 J 3 Q604 J 6 Q605 I 3 Q606 J 2 For printed wiring boards b Pattern from the side which enables seeing Caution Pattern face side Parts on the pattern face side Conductor Side seen from the pattern face are indicated Pattern face side parts on the parts face side seen Component Side from the parts face are indicated For schematic diagrams Caution when replacing chip parts New parts must ...

Page 42: ... IC201 PB CN261 2 PB 9 IC201 REC 200mV Div 0 1µsec div IC201 REC PB IC201 REC 3 579545MHz 550mVp p 0 5Vp p H º IC201 REC 1Vp p H IC201 REC 1Vp p H IC201 REC PB 4Vp p H 2Vp p H IC201 PB 3 579545MHz 500mVp p IC201 REC IC201 º REC 0 23Vp p H IC201 PB IC201 º PB 340mVp p H IC201 PB 500mVp p H 8 IC201 PB 200mV Div 0 1µsec div 4 8 4 9 4 10 VIDEO NORMAL AUDIO MA 327 2 8 ...

Page 43: ...BOARD IC160 REC PB IC160 ª HiFi STEREO MODEL ª IC160 REC PB º IC160 REC PB 2 3Vp p 16MHz 5Vp p 30Hz IC160 REC PB IC160 REC PB IC160 REC PB IC160 REC PB IC160 REC PB IC160 REC PB 4Vp p H IC160 REC IC160 REC 2Vp p 32 768kHz 5Vp p 62 5kHz 5Vp p 62 5kHz 4 4Vp p 1 078kHz 4 5Vp p 30Hz 4Vp p 360Hz 4Vp p 30Hz 4Vp p 30Hz 4 11 4 12 4 13 SERVO SYSTEM CONTROL MA 327 3 8 ...

Page 44: ... 327 ON SCREEN DISPLAY SCHEMATIC DIAGRAM Ref No MA 327 Board 1 000 Series See page 4 3 for MA 327 BOARD printed wiring board SLV 777HF 778HF 788HF MA 327 BOARD ª IC521 8 º REC PB 2Vp p H 4 15 4 16 ON SCREEN DISPLAY MA 327 4 8 ...

Page 45: ...SLV 777HF 778HF 788HF MA 327 AFM A UDIO SCHEMATIC DIAGRAM Ref No MA 327 Board 1 000 Series See page 4 3 for MA 327 BOARD printed wiring boar d 4 17 4 18 AFM AUDIO MA 327 5 8 ...

Page 46: ...SLV 777HF 778HF 788HF MA 327 TUNER SCHEMA TIC DIAGRAM Ref No MA 327 Board 1 000 Series See page 4 3 for MA 327 BO ARD printed wiring boar d 4 19 4 20 TUNER MA 327 6 8 ...

Page 47: ...SLV 777HF 778HF 788HF MA 316 POWER SUPPLY AV BUS SCHEMATIC DIAGRAM Ref No MA 327 Board 1 000 Series See page 4 3 for MA 327 BOARD printed wiring boar d 4 21 4 22 POWER SUPPLY AV BUS MA 327 7 8 8 8 ...

Page 48: ...es that the part printed on this diagram isn t mounted in this model 4 23 4 24 MA 327 REC PB AMP VIDEO AUDIO SERVO SYSTEM CONTROL TUNER FR 138 MODE CONTROL DM 80 OPERATION SWITCHES POWER BLOCK JK 162 LINE 2 IN FR 138 BOARD CN401 C 1 CN402 A 12 D405 A 13 D420 B 10 IC420 B 5 IC461 A 13 Q401 A 13 MODE CONTROL FR 138 ...

Page 49: ...SLV 777HF 778HF 788HF FR 138 MODE CONTROL SCHEMA TIC DIAGRAM Ref No FR 138 Board 2 000 Series 4 25 4 26 MODE CONTROL FR 138 ...

Page 50: ...t mounted in this model 4 27 4 28 MA 327 REC PB AMP VIDEO AUDIO SERVO SYSTEM CONTROL TUNER FR 138 MODE CONTROL DM 80 OPERATION SWITCHES POWER BLOCK JK 162 LINE 2 IN OPERATION SWITCHES DM 80 JK 162 LINE 2 IN PRINTED WIRING BOARD AND SCHEMATIC DIAGRAM Ref No JK 162 Board 2 000 Series There are few cases that the part printed on this diagram isn t mounted in this model LINE 2 IN JK 162 ...

Page 51: ...PC101 D206 C208 1 50 IC201 SHUNT REG Q101 102 SWITCHING 1N4005 EG01 ERA15 02 MA165 RD3 0ES PR1003 RD51F PR1003 S3L20U D3S4M 2SC4040 ON3131 1N4005 Ref No min typ max ON3131 C204 1000 10 AN1431T TO MA 327 BOARD CN603 120VAC 11 10 9 8 7 6 5 4 38 13 13 GND GND GND 6V 6V POWER BLOCK SR801 EXCEPT PX MODEL C104 470P 125 R101 6 8M 1 2 AC IN D109 D110 D107 D108 D108 Q101 2SC4054 C102 0 1 250 C103 0 1 125 H...

Page 52: ...ER BLOCK SR709 PX MODEL C104 R101 1M 1 2W AC IN C102 0 1 250 H CN101 9 27V F 0V F 4 6V C207 470 10 C209 0 047 R201 4 7 1 2 D206 PR1003 R206 0 47 R207 2 7 R202 VR201 5k CN201 SEE PAGE 4 21 P1 P2 V1 V2 R103 R104 R207 0 6 8 100 10k 10k 15k 100k 120k 220k L102 D101 104 D102 D103 D104 D101 1000p 250 C103 1000p 250 C107 1000p 250 C108 1000p 250 R107 6 8 C114 0 1 R106 R105 3 3k C115 0 1 R104 R103 C111 47...

Page 53: ...H L H L L 3 3 CASSETTE LOARDING H 1 H L H L 3 3 3 TAPE THREADING H 1 H L 2 3 4 4 TAPE UNTEREADING L 1 H L 2 3 4 4 STOP 5 H L H H 1 H L H L 3 4 4 FF 5 H L H L 1 2 2 3 4 4 REW 5 H L H L 1 2 2 3 4 4 PB 5 H H L L 1 2 2 3 4 4 REC 5 H H L L 1 2 2 3 4 4 CASSETTE UNLOARDING L 1 H L H L 3 3 3 Signal CTL IN DRUM PG DRUM FG CAP FG CAP RVS CAP ERR DRUM ERR Pin No MA 327 Board IC160 MA 327 Board IC160 MA 327 B...

Page 54: ...C 1 L L 3 REC PAUSE 1 L H 3 TAPE UNLOADING 1 L L 3 TAPE LOADING 1 L L 3 STOP FF REW 1 L L 3 Signal RESET I2C DATA1 I2C CLOCK1 I2C DATA VIDEO I2C CLOCK VIDEO RP S OUT1 RP S CLK1 Pin No MA 327 Board IC160 MA 327 Board IC160 MA 327 Board IC160 MA 327 Board IC160 MA 327 Board IC160 MA 327 Board IC160 MA 327 Board IC160 I O I I O O I O O I O O I O level Normally H L when service interruption detected o...

Page 55: ...Hz 32kHz Reset signal input MAIN SAP judge signal out Cable box control signal output Video mute Audio mute HiFi audio record control Audio record control L Playback Pin No 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 Signal I2C CLOCK VIDEO I2C DATA VIDEO TA MUTE DMS UP DMS DOWN P CONT M12 CW ...

Page 56: ...nal produced by a pattern generator is used as an adjustment signal to perform electrical alignment for this unit This video signal must satisfy the specification Unless otherwise specified place the switches and controls of this unit in the following positions INPUT SELECT switch LINE 1 Connect an oscilloscope to theVideo Input terminal Check that the synchronizing signal of the Y signal has an a...

Page 57: ...hms 2 1 6 Adjustment Sequence The adjustments should be performed in the following sequence 2 2 POWER SUPPLY CHECK 2 2 1 Output Voltage Check MA 327 Board Mode E E Measuring Instrument Digital voltmeter SW 12V Check Measurement point IC601 pin 2 Specified value 12 0 0 3V MTR12V Check Measurement point Q605 C Specified value 13 2 1 0V SW5V Check Measurement point Q603 E Specified value 5 1 0 3V Che...

Page 58: ... 0 5H 410 32 µsec AdjustmentMethod 1 Short circuit between JS161 and ground for about 1 second to activate the RF switching position adjustment mode 2 Check that AP is indicated on FL display 3 Using the channel and buttons adjust to 410 32 µsec 6 5 0 5H 4 Press the PAUSE button Adjustment is over for mono models 5 The set goes to the AF switching position adjustment mode Fig 6 2 3 6 Check that AH...

Page 59: ...system adjustment of the recording mode Check that the signal satisfies the specified value designated in the Check of input signal Fig 6 2 2 Unless otherwise specified set the switches to the following positions INPUT SELECT switch LINE 1 TAPE SPEED switch SP Checking Sequence 1 X tal OSC Check 2 SYNC AGC Check 3 Recording Y Level Check 4 Recording Chroma Level Check 5 Playback Level Check 2 4 1 ...

Page 60: ...oint CJ570 Measuring instrument Audio level meter Specified value 7 5 2dBs Check Method 1 Input signal of 400Hz and 7 5dBs to the CJ461 L R 2 Check that the audio output level is 7 5 3dBs 2 4 4 Recording Chroma Level Check MA 327 Board Mode Recording SP Signal Color bar Measurement point IC201 pin Measuring instrument Oscilloscope Specified value A 450 70mVp p Check Method 1 Confirm the amplitude ...

Page 61: ...g plug into the Audio LINE IN terminal Measurement point CJ570 Measuring instrument Audio level meter Specified value 45 5dBs or less Check Method 1 Record 2 Playback recorded portion 3 Check that noise level is 45 5dBs or less 2 6 TUNER SYSTEM ADJUSTMENT 2 6 1 Separation Adjustment MA 327 Board Mode E E Signal RF signal Video Color bar white 100 modulation Audio L 400Hz R 2kHz 30 modulation Elect...

Page 62: ...A 327 BOARD CONDUCTOR SIDE 6 8E 4 1 CN261 RF SW POS AF SW POS CN341 AF SW POS 2 4 1 2 5 4 0 8 0 6 5 4 1 6 4 Video System Adj JS161 RF SW POS AF SW POS CJ570 LINE IN OUT I C 2 0 1 SW12V IC601 1 SW5V Q603 E 3 1 MTR12V E Q605 SEPARATION RV731 4 ...

Page 63: ...HF Canadian 2 3 979 309 11 BUTTON AV CENTER 777HF Canadian 2 3 979 309 01 BUTTON AV CENTER EXCEPT 777HF Canadian 3 X 3948 559 2 PANEL ASSY FRONT 777HF US 3 X 3948 155 2 PANEL ASSY FRONT 777HF Canadian 3 X 3947 897 2 PANEL ASSY FRONT 788HF Canadian 3 X 3947 897 1 PANEL ASSY FRONT 788HF US 4 A 6791 462 A JK 162 COMPL BOARD COMPLETE 5 3 953 432 01 SPRING GE FL 6 3 979 302 02 DOOR AV CASSETTE EXCEPT 7...

Page 64: ...K SR801 US Canadian 54 1 468 282 11 POWER BLOCK SR709 PX 55 3 979 564 11 PANEL REAR EXCEPT 788HF 55 3 979 564 01 PANEL REAR 788HF 56 1 779 725 11 CONNECTOR BOARD TO BOARD 5P 57 3 970 608 21 SUMITITE B3 BV Q101 8 729 043 84 TRANSISTOR PT380F3 Q102 8 729 043 84 TRANSISTOR PT380F3 7 1 2 CHASSIS SECTION Note The components identified by mark or dotted line with mark are critical for safety Replace onl...

Page 65: ...PLETE ASSY 708 3 977 535 01 PLATE LUMINOUS END SENSOR 709 3 977 536 01 PLATE LUMINOUS TOP SENSOR 710 3 970 471 01 SPRING DECK OPEN TORSION 711 A 6759 615 A PRESS BLOCK ASSY PINCH 712 3 958 455 01 SPRING PINCH TENSION 713 3 977 447 01 GEAR ELEVATOR 714 3 977 514 01 OPENER LID 715 3 977 441 01 GEAR PINCH PRESSING 716 3 977 445 01 GEAR TG8 ARM DRIVING 717 3 977 465 01 SPRING EXTENSION RVS BRAKE 718 X...

Page 66: ...UM 754 X 3947 580 2 BRAKE ASSY MAIN S 755 3 977 513 02 LEVER REC PROOF 756 3 976 767 01 SPRING TENS REC PROOF 757 3 977 487 01 BOSS TG1 FULCRUM 758 X 3947 587 1 TG1 ASSY 759 X 3947 589 1 BAND ASSY TG1 760 3 977 488 01 SPRING POWER TENSION 761 A 6750 324 A SHUTTLE S BLOCK ASSY 762 X 3944 378 1 ROLLER ASSY GUIDE 763 3 965 178 01 SPRING 764 3 969 632 04 BASE DRUM 765 A 6750 325 A SHUTTLE T BLOCK ASSY...

Page 67: ...7 518 02 PLATE LIMITTER FL 811 3 977 516 01 HOLDER FL SLIDER 812 3 977 877 01 PLATE RETAINER 813 3 977 504 01 GEAR CLUTCH 814 X 3947 585 1 GEAR ASSY PULLEY 815 3 977 510 01 BELT RUBBER 816 3 977 440 01 WASHER STOPPER 817 3 977 439 01 GEAR CAM 818 3 977 442 01 SLIDER 819 3 977 455 01 GEAR LOADING T 820 3 977 456 03 SPRING TORSION LOAD T 821 X 3947 579 1 LEVER ASSY LOADING T 822 3 977 451 01 GEAR LO...

Page 68: ...815 01 HOLDER 100 FL CAPACITOR C405 1 164 232 11 CERAMIC CHIP 0 01uF 50V C422 1 124 589 11 ELECT 47uF 20 16V C423 1 164 232 11 CERAMIC CHIP 0 01uF 50V C424 1 165 319 11 CERAMIC CHIP 0 1uF 50V CONNECTOR CN401 1 568 671 11 CONNECTOR BOARD TO BOARD 11P CN402 1 695 376 21 PIN CONNECTOR PC BOARD 15P DIODE D405 8 719 056 07 DIODE SLR 342MCT31 D420 8 719 110 03 DIODE RD7 5ES B2 IC IC420 8 759 366 44 IC u...

Page 69: ...128 131 11 ELECT 22uF 20 50V C177 1 163 009 11 CERAMIC CHIP 0 001uF 10 50V C178 1 128 131 11 ELECT 22uF 20 50V C179 1 128 131 11 ELECT 22uF 20 50V C180 1 163 037 11 CERAMIC CHIP 0 022uF 10 25V C181 1 163 038 00 CERAMIC CHIP 0 1uF 25V C182 1 126 933 11 ELECT 100uF 20 16V C183 1 163 809 11 CERAMIC CHIP 0 047uF 10 25V C184 1 163 809 11 CERAMIC CHIP 0 047uF 10 25V C186 1 164 004 11 CERAMIC CHIP 0 1uF ...

Page 70: ...V C353 1 163 038 00 CERAMIC CHIP 0 1uF 25V C357 1 163 009 11 CERAMIC CHIP 0 001uF 10 50V C358 1 164 004 11 CERAMIC CHIP 0 1uF 10 25V C359 1 164 232 11 CERAMIC CHIP 0 01uF 50V C361 1 164 222 11 CERAMIC CHIP 0 22uF 25V C362 1 164 222 11 CERAMIC CHIP 0 22uF 25V C363 1 126 960 11 ELECT 1uF 20 50V C364 1 126 960 11 ELECT 1uF 20 50V C365 1 126 960 11 ELECT 1uF 20 50V C366 1 126 960 11 ELECT 1uF 20 50V C...

Page 71: ...23 IC X24C04S8 IC161 8 759 432 32 IC AT24C04N 10SC IC162 8 759 248 87 IC MM1256XF BE IC201 8 759 488 74 IC LA71534M MPB IC202 8 759 439 51 IC LC89978M TE L IC260 8 759 352 17 IC HA118195NT IC301 8 759 499 30 IC BA7755AF E2 IC340 8 759 486 92 IC LA7256 IC360 8 759 486 64 IC TDA9615H N1 557 IC521 8 759 478 25 IC M35052 052FP T4 IC601 8 759 438 18 IC PQ12RD08 IC733 8 742 037 00 HY B IC SBX1837 51 IC9...

Page 72: ...00 METAL CHIP 22K 5 1 10W R105 1 216 081 00 METAL CHIP 22K 5 1 10W R106 1 249 400 11 CARBON 39 5 1 4W F R107 1 249 400 11 CARBON 39 5 1 4W F R109 1 216 089 00 METAL CHIP 47K 5 1 10W R110 1 216 089 00 METAL CHIP 47K 5 1 10W R111 1 216 057 00 METAL CHIP 2 2K 5 1 10W R112 1 216 065 91 RES CHIP 4 7K 5 1 10W R115 1 216 089 00 METAL CHIP 47K 5 1 10W R116 1 216 089 00 METAL CHIP 47K 5 1 10W R117 1 216 04...

Page 73: ... 10W R346 1 216 065 91 RES CHIP 4 7K 5 1 10W R347 1 216 065 91 RES CHIP 4 7K 5 1 10W R348 1 216 033 00 METAL CHIP 220 5 1 10W R368 1 216 133 00 METAL CHIP 3 3M 5 1 10W R370 1 216 065 91 RES CHIP 4 7K 5 1 10W R371 1 208 820 11 RES CHIP 39K 0 50 1 10W R372 1 216 065 91 RES CHIP 4 7K 5 1 10W R373 1 216 033 00 METAL CHIP 220 5 1 10W R374 1 216 033 00 METAL CHIP 220 5 1 10W R378 1 249 434 11 CARBON 27K...

Page 74: ...047uF 50V C111 1 130 491 51 FILM 0 047uF 50V C201 1 126 967 11 ELECT 47uF 50V C202 1 126 183 11 ELECT 1000uF 16V C203 1 126 934 11 ELECT 220uF 16V C204 1 126 797 11 ELECT 1000uF 10V C205 1 126 925 11 ELECT 470uF 10V C206 1 126 967 11 ELECT 47uF 50V C207 1 126 925 11 ELECT 470uF 10V C208 1 126 960 11 ELECT 1uF 50V DIODE D103 8 719 920 22 DIODE PR1005 D104 8 719 109 61 DIODE ERA15 02 D105 8 719 911 ...

Page 75: ... EXCEPT 788HF 3 709 129 01 COVER BATTERY 788HF 3 979 316 02 INDIVIDUAL CARTON 788HF 3 979 316 32 INDIVIDUAL CARTON 777HFPX 778HF 3 979 316 41 INDIVIDUAL CARTON 777HF US Canadian 3 979 317 01 CUSHION 3 979 512 01 SPACER 1 569 008 11 ADAPTOR CONVERSION 2P PX 1 575 334 11 CORD CONNECTION EXCEPT 788HF 1 696 592 11 CORD CONNECTION NTSC 1 776 258 11 CORD AVC CONNECTION 788HF 1 783 325 11 CORD CONNECTION...

Page 76: ...SLV 777HF 778HF 788HF 110 Sony Corporation Home A V Products Company 9 921 682 11 98C1637 1 Printed in Japan 1998 3 Published by General Engineering Dept Osaki East ...

Reviews:

No comments

Related manuals for RMT-V231B

GE 13TVR70 User Manual preview
13TVR70
Brand: GE Pages: 36
GE 13TVR60 User Manual preview
13TVR60
Brand: GE Pages: 36
Panasonic Omnivision VHS PV-V4022 Operating Instructions Manual preview
Omnivision VHS PV-V4022
Brand: Panasonic Pages: 24
Panasonic ProLine AG-2550 Operating Instructions Manual preview
ProLine AG-2550
Brand: Panasonic Pages: 32
Panasonic Omnivsion PV-4515S Operating Instructions Manual preview
Omnivsion PV-4515S
Brand: Panasonic Pages: 30
Panasonic Omnivision VHS PV-4415S Operating Instructions Manual preview
Omnivision VHS PV-4415S
Brand: Panasonic Pages: 24
Panasonic Omnivision VHS PV-4905 Operating Instructions Manual preview
Omnivision VHS PV-4905
Brand: Panasonic Pages: 29
Panasonic Omnivision VHS PV-4465S Operating Instructions Manual preview
Omnivision VHS PV-4465S
Brand: Panasonic Pages: 28
Panasonic ProLine AG-1350 Operating Instructions Manual preview
ProLine AG-1350
Brand: Panasonic Pages: 40
Panasonic Omnivision VHS PV-4564 Operating Instructions Manual preview
Omnivision VHS PV-4564
Brand: Panasonic Pages: 34
Panasonic Omnivision VHS PV-4820 Operating Instructions Manual preview
Omnivision VHS PV-4820
Brand: Panasonic Pages: 38
Panasonic Omnivision VHS PV-9405S Operating Instructions Manual preview
Omnivision VHS PV-9405S
Brand: Panasonic Pages: 40
Panasonic Omnivision PV-V4611 Operating Instructions Manual preview
Omnivision PV-V4611
Brand: Panasonic Pages: 36
Panasonic Omnivision PV-V4611 Operating Manual preview
Omnivision PV-V4611
Brand: Panasonic Pages: 38
Panasonic Omnivision PV-V4021 Operating Manual preview
Omnivision PV-V4021
Brand: Panasonic Pages: 32
Panasonic Omnivision PV-V4601 User Manual preview
Omnivision PV-V4601
Brand: Panasonic Pages: 40
Panasonic Omnivision PV-V4622 Operating Instructions Manual preview
Omnivision PV-V4622
Brand: Panasonic Pages: 44
Panasonic Omnivision PV-V4621 Operating Manual preview
Omnivision PV-V4621
Brand: Panasonic Pages: 44

Brands by name

Popular brands

Load more brands