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Sony RMT-V244, Service Manual

The Sony RMT-V244 Service Manual is the essential companion for troubleshooting and repairing your Sony RMT-V244 device. With easy-to-follow instructions and detailed diagrams, this manual enables you to perform repairs and maintenance with confidence. Download this comprehensive manual for free from our website, manualshive.com, today.

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8-11

Ref. No.

Part No.

Description

Remark

Ref. No.

Part No.

Description

Remark

*

CN103

1-766-716-11 CONNECTOR, BOARD TO BOARD 3P

*

CN105

1-695-352-11 PIN, CONNECTOR (PC BOARD) 29P

CN161

1-506-468-11 PIN, CONNECTOR  3P

CN162

1-569-338-11 CONNECTOR, BOARD TO BOARD 19P

CN301

1-506-469-11 PIN, CONNECTOR  4P

CN302

1-506-468-11 PIN, CONNECTOR  3P

*

CN341

1-560-890-00 PIN, CONNECTOR 2P

CN423

1-766-278-11 PIN, CONNECTOR (PC BOARD) 5P

*

CN501

1-560-892-00 PIN, CONNECTOR 4P

CN502

1-784-492-11 CONNECTOR, FFC/FPC 13P

CN751

1-691-170-11 PIN, CONNECTOR 13P

*

CN901

1-568-955-11 PIN, CONNECTOR 6P

< JACK >

CNJ901 1-779-011-11 JACK, PIN 6P (LINE-1 IN/OUT)

< TRIMMER >

CT401

1-141-334-11 CAP, TRIMMER 30PF (VCO ADJ)

< DIODE >

D102

8-719-048-26 DIODE   GL528V1

D103

8-719-200-82 DIODE   11ES2

D104

8-719-200-82 DIODE   11ES2

D130

8-719-200-82 DIODE   11ES2

D141

8-719-911-19 DIODE   1SS119

D161

8-719-200-82 DIODE   11ES2

D360

8-719-109-93 DIODE   RD6.2ES-B2

D401

8-719-911-19 DIODE   1SS119

D402

8-719-911-19 DIODE   1SS119

D403

8-719-911-19 DIODE   1SS119

D704

8-719-150-92 DIODE   RD33ES-T1B

D750

8-719-911-19 DIODE   1SS119

D902

8-719-109-93 DIODE   RD6.2ES-B2

D903

8-719-911-19 DIODE   1SS119

< IC >

IC001

8-759-100-93 IC   uPC393G2

IC021

8-759-438-83 IC   BA6305F-E2

IC071

8-759-499-30 IC   BA7755AF-E2

IC101

8-759-702-02 IC   NJM062M

IC130

8-759-481-46 IC   LB1943

IC161

8-752-896-86 IC   CXP87948-013Q

IC201

8-759-488-74 IC   LA71534M-MPB

IC202

8-759-439-51 IC   LC89978M-TE-L

IC340

8-759-486-92 IC   LA7256

IC360

8-759-486-64 IC   TDA9615H/N1,557

IC401

8-759-539-54 IC   LC74761M-9716-TLM

IC501

8-759-352-17 IC   HA118195NT

IC901

8-759-454-62 IC   uPC4558G2-E2

< JUMPER RESISTOR >

JR001

1-216-295-00 METAL CHIP

0

5%

1/10W

JR002

1-216-295-00 METAL CHIP

0

5%

1/10W

JR003

1-216-295-00 METAL CHIP

0

5%

1/10W

JR004

1-216-295-00 METAL CHIP

0

5%

1/10W

JR005

1-216-295-00 METAL CHIP

0

5%

1/10W

JR006

1-216-295-00 METAL CHIP

0

5%

1/10W

JR007

1-216-295-00 METAL CHIP

0

5%

1/10W

JR008

1-216-295-00 METAL CHIP

0

5%

1/10W

JR009

1-216-295-00 METAL CHIP

0

5%

1/10W

JR010

1-216-295-00 METAL CHIP

0

5%

1/10W

JR011

1-216-295-00 METAL CHIP

0

5%

1/10W

JR012

1-216-295-00 METAL CHIP

0

5%

1/10W

JR013

1-216-295-00 METAL CHIP

0

5%

1/10W

JR014

1-216-295-00 METAL CHIP

0

5%

1/10W

JR015

1-216-295-00 METAL CHIP

0

5%

1/10W

JR016

1-216-295-00 METAL CHIP

0

5%

1/10W

JR017

1-216-295-00 METAL CHIP

0

5%

1/10W

JR018

1-216-295-00 METAL CHIP

0

5%

1/10W

JR019

1-216-295-00 METAL CHIP

0

5%

1/10W

JR020

1-216-295-00 METAL CHIP

0

5%

1/10W

JR021

1-216-295-00 METAL CHIP

0

5%

1/10W

JR201

1-216-296-00 METAL CHIP

0

5%

1/8W

JR202

1-216-296-00 METAL CHIP

0

5%

1/8W

JR203

1-216-296-00 METAL CHIP

0

5%

1/8W

JR204

1-216-296-00 METAL CHIP

0

5%

1/8W

JR205

1-216-296-00 METAL CHIP

0

5%

1/8W

JR206

1-216-296-00 METAL CHIP

0

5%

1/8W

JR207

1-216-296-00 METAL CHIP

0

5%

1/8W

JR208

1-216-296-00 METAL CHIP

0

5%

1/8W

JR209

1-216-296-00 METAL CHIP

0

5%

1/8W

JR210

1-216-296-00 METAL CHIP

0

5%

1/8W

JR211

1-216-296-00 METAL CHIP

0

5%

1/8W

JR212

1-216-296-00 METAL CHIP

0

5%

1/8W

JR213

1-216-296-00 METAL CHIP

0

5%

1/8W

JR214

1-216-296-00 METAL CHIP

0

5%

1/8W

JR215

1-216-296-00 METAL CHIP

0

5%

1/8W

JR216

1-216-296-00 METAL CHIP

0

5%

1/8W

JR217

1-216-296-00 METAL CHIP

0

5%

1/8W

JR218

1-216-296-00 METAL CHIP

0

5%

1/8W

JR219

1-216-296-00 METAL CHIP

0

5%

1/8W

JR220

1-216-296-00 METAL CHIP

0

5%

1/8W

JR221

1-216-296-00 METAL CHIP

0

5%

1/8W

JR222

1-216-296-00 METAL CHIP

0

5%

1/8W

JR223

1-216-296-00 METAL CHIP

0

5%

1/8W

JR224

1-216-296-00 METAL CHIP

0

5%

1/8W

JR225

1-216-296-00 METAL CHIP

0

5%

1/8W

JS213

1-216-295-00 METAL CHIP

0

5%

1/10W

JS215

1-216-295-00 METAL CHIP

0

5%

1/10W

JS709

1-216-295-00 METAL CHIP

0

5%

1/10W

JS711

1-216-295-00 METAL CHIP

0

5%

1/10W

JS712

1-216-295-00 METAL CHIP

0

5%

1/10W

JS713

1-216-295-00 METAL CHIP

0

5%

1/10W

JS716

1-216-295-00 METAL CHIP

0

5%

1/10W

< COIL >

L001

1-414-940-21 INDUCTOR

100uH

L071

1-414-940-21 INDUCTOR

100uH

L081

1-414-940-21 INDUCTOR

100uH

L091

1-410-687-11 INDUCTOR

1.2mH

L160

1-414-934-21 INDUCTOR

10uH

L202

1-414-946-21 INDUCTOR

39uH

L203

1-414-946-21 INDUCTOR

39uH

L209

1-414-942-21 INDUCTOR

220uH

L301

1-414-940-21 INDUCTOR

100uH

L341

1-414-940-21 INDUCTOR

100uH

L402

1-414-940-21 INDUCTOR

100uH

L403

1-410-506-11 INDUCTOR

5.6uH

L404

1-414-936-21 INDUCTOR

22uH

L501

1-414-940-21 INDUCTOR

100uH

     MA-325

Summary of Contents for RMT-V244

Page 1: ...TS VI for MECHANICAL ADJUSTMENTS 9 921 647 11 The abbreviations of ED8 and ED9 contained in this service manual are indi cated when these models are common to all their corresponding models as given below Photo SLV ED8KR S MECHANISM ED8KR ED8 Abbreviated model name All model names SLV ED9KR ED9 VIDEO CASSETTE RECORDER Continued on next page ...

Page 2: ...eplacement After correcting the original service problem perform the following safety checks before releasing the set to the customer 4 Look for parts which though functioning show obvious signs of deterioration Point them out to the customer and recom mend their replacement 5 Check the B voltage to see it is at the values specified SAFETY RELATED COMPONENT WARNING COMPONENTS IDENTIFIED BY MARK OR...

Page 3: ...5 1 System Control Video Block Interface MA 325 board IC161 5 1 5 2 System Control Servo Peripheral Circuit Interface MA 325 board IC161 5 1 5 3 System Control Mechanism Block Interface MA 325 board IC161 5 2 5 4 System Control System Control Peripheral Circuit Interface MA 325 board IC161 5 3 5 5 System Control Hi Fi Audio Block Interface MA 325 board IC161 5 3 5 6 Servo System Control Microproce...

Page 4: ...Drum Ass y Page 13 RJ 79 Board Page 2 1 Mechanism Deck Page 2 2 FR 137 Board Page 2 2 FL complete Ass y Page 13 FL Slider Block Ass y Page 22 DM 77 Board Page 2 2 SW 307 Board ED9 Page 2 2 Rubber Belt Page 15 IO 64 Board Page 2 2 Retainer Plate Page 22 Rubber Belt Page 15 Capstan Motor Page 15 Control Switch Block ED9 Page 2 2 Rotary Switch Page 2 2 Tuner Unit Pully Gear Ass y Page 29 Cam Gear Pag...

Page 5: ...1 1 SECTION 1 GENERAL This section is extracted from SLV ED8KR instruction manual 3 861 812 11 SLV ED8 ED9 ...

Page 6: ...1 2 ...

Page 7: ...1 3 ...

Page 8: ...1 4 ...

Page 9: ...1 5 ...

Page 10: ...1 6 ...

Page 11: ...1 7 ...

Page 12: ...1 8 ...

Page 13: ...1 9 ...

Page 14: ...1 10 ...

Page 15: ...1 11 ...

Page 16: ...1 12 ...

Page 17: ...1 13 1 13 E ...

Page 18: ...NEL SECTION REMOVAL SLV ED8 ED9 1 Two tapping screws 2 Two tapping screws 3 Upper case 5 NK 11 board 1 Two connectors CN951 952 4 Connector CN751 3 RJ 79 board 2 Four screws BVTP3 12 3 Harness 5 Two claws 4 Three claws 6 Claw 7 Claw 8 Rear panel 2 Connector CN361 1 Two connectors CN101 901 1 Connector CN423 2 Flat cable CN105 3 Two claws 4 Claw 5 Three claws 6 Front panel section ...

Page 19: ... 2 Screw B2 6 8 4 FR 137 board SW 307 board 0 Two screws B2 6 8 5 Control switch block 2 Damper holder 4 Fulcrum plate right assembly 1 Two screws B2 6 8 3 Screw B2 6 8 8 IO 64 board 4 Flexible board CN451 2 Four screws B2 6 8 1 Nine screws B2 6 8 3 FR 137 board 5 Connector CN307 6 DM 77 board 7 Screw B2 6 8 1 Flexible board 5 Screw BVTP3 12 4 Screw B3 6 Two screws BVTP3 12 7 Mechanism deck 3 Conn...

Page 20: ...2 3 2 9 POWER BLOCK REMOVAL 2 10 PS 414 MA 325 BOARD REMOVAL 1 Power cord 3 Power block 2 Two screws B3 6 MA 325 board 3 PS 414 board 2 Three screws B3 4 Screw B3 1 Connector CN162 5 Three screws B3 ...

Page 21: ...ZRP 8 839 044 02 Q100 Tape end sensor 8 729 043 84 D102 Tape top end LED 8 719 048 26 M903 Cam motor assembly X 3947 577 1 Q101 Tape top sensor 8 729 043 84 FE head 1 500 144 11 Drum assembly M901 DZH 94A ZRP 8 839 044 02 M902 Capstan motor 1 698 971 11 ...

Page 22: ...MA 325 VIDEO AUDIO I O SERVO SYSTEM CONTROL TUNER DM 77 MODE CONTROL PS414 POWER SUPPLY SW 307 ED9 POWER SWITCH NK 11 KOREAN STEREO RJ 79 ADDITIONAL REAR OUT FR 137 FL DRIVE MODE CONTROL POWER BLOCK SR 718 SWITCHING REGULATOR IO 64 FRONT IN ...

Page 23: ...QVD TV VIDEO VIDEO OUT OSD V CGV HDET CG CS SCK SI TV VTR VIDEO MOD A SIF SDA0 SCL0 PLL DATA PLL CLK PL ENABLE AFT SAP FMONO MUTE Q751 Q753 TA MUTE KOREAN STEREO IC301 IC303 IC302 IC400 POWER L OUT R OUT NK 11 BOARD SEE PAGE 4 29 TIMER TUNER MODE CONTROL SW 307 BOARD SEE PAGE 4 35 FR 137 BOARD SEE PAGE 4 35 DM 77 BOARD SEE PAGE 4 32 LED DRIVER FUNCTION SWITCH FUNCTION SWITCH EEP ROM RESET PULS GEN...

Page 24: ...5 SEE PAGE 4 5 CN501 REC CURR REC RF REC SWP CHECK VIDEO HEAD SP CH1 SP CH2 EP CH2 EP CH1 SW2 SW1 SW9 SW5 REC REC VCA PB PB PB PB VIDEO REC PB AMP SW6 SW10 SW4 SW8 SW3 SW7 Q501 C ROT COMP SYNC PB RF REC RF C ROT COMP SYNC PB ENV SCK1 SSB SO1 SSB RF SWP SCK1 SSB SO1 SSB RF SWP SYSTEM CONTROL SEE PAGE 3 8 VIDEO 2 SEE PAGE 3 5 05 IC501 REC PB 5 1Vp p 2V 2 5Vp p H IC501 REC PB IC501 REC PB 4 6Vp p 2V ...

Page 25: ... CLP DE EMPH CLP LPF KIL B D NAP BPF REC BGA PB BGA B NL DE EM DHP NC PIC CTL C NC SYNC SEP QV QH INS VIDEO AMP BUFFER CLP SYNC SEP FBC 34 35 VIDEO AGC Y C MIX FM MOD REC EQ BUFFER IC202 CCD DELAY IC401 OSD 17 14 16 15 20 18 66 28 30 32 ACC AMP BPF2 MAIN CONV Q203 S N Q208 Q204 Q201 X202 3 58MHz COMB CTH R P S N R P R P PB RF REC RF C ROT COMP SYNC VIDEO 1 SEE PAGE 3 4 Q202 C ROT IC201 1 2 Y C PRO...

Page 26: ... 21 MODE 3 20 MODE 4 19 42 D5V Q001 CTL CHECK S101 REC PRF X161 16MHz CTL HEAD CTL X CTL Y M CAM CAM MODE SWITCH 10 2 3 IN2 IN1 4 MECHA POSITION S100 CAM ENCODER M903 CAM MOTOR 81 SCK I SSB SCKI 80 SO I SSB SOI 46 SI 0 SO 44 ASURA CS 40 ASURA RESET SCLK SO 0 1 RF SWP RE SWP 45 SI SI 47 SCLK S CLK 66 COMP SYNC V SYNC 4 QVD QVD 26 TV VTR TV VTR 30 V CLK IIC SCL 0 I2C 28 VS DATA IIC SDA 0 I2C 2 96 AF...

Page 27: ...D 4 5 SEE PAGE 4 11 4 19 4 21 4 25 RJ 79 BOARD SEE PAGE 4 25 HEAD SW MONO AUDIO HEAD AUDIO ERASE HEAD FULL ERASE HEAD Hi Hi AUDIO HEAD CH 1 CH 2 IC071 AUDIO REC PB AMP IC340 Hi Fi AUDIO PROCESS IC360 BUFFER IC901 NORMAL AUDIO PROCESS IC201 2 2 T081 Q081 T091 Q091 Q092 Q301 A H SW CN302 FULL ERASE 2 3 REC EP PB EP PB ON PB PB PB REC REC 1 2 39 40 41 42 INPUT SELECT OUTPUT SELECT NORMAL SELECT MOD A...

Page 28: ...PLL ENB AFT MOD V VIDEO MOD A SIF OUT TU701 SDA0 SCL0 PLL CLK PLL DATA PLL ENABLE AFT TA MUTE MOD V TU VIDEO MOD AUDIO TUNER L TUNER R MODE CONTROL SEE PAGE 3 14 VIDEO 2 SEE PAGE 3 5 6 SYSTEM CONTROL SEE PAGE 3 8 AUDIO SEE PAGE 3 10 IC1 KOREAN STEREO SDAT SCLK SDA SCL SIF SIFUT XTAL1 XTAL0 X1 24 576MHz CN1 CN751 R752 NK 11 BOARD SEE PAGE 4 29 2 1 10 11 10 11 OUT R OUT L R L S701 RF UNIT 3 CH 4 CH ...

Page 29: ...DMS 1 LED CS A D 1 DMS 2 A D 0 DMS 1 DMS 2 A D 0 A D 1 LED CS 5 4 6 7 2 3 4 2 1 6 S309 EJECT ED9 ED8 ED8 ED8 ED8 74 73 EXTAL XTAL 32 31 BUZZER 7 12 ı 27 4 ı 9 G1 ı G6 GRID1 ı GRID6 SEG1 ı SEG16 P1 ı P16 44 ı 59 66 ı 71 7 2 POWER FAIL OUT 1 8 34 RST 22 A D 6 23 A D 7 OUT 2 6 SDA 5 SCL 6 S301 CHANNEL SP EP S306 S302 CHANNEL S303 EASY TIMER S304 INPUT SELECT S305 ONE TOUCH TUNING ONE TOUCH TUNING SP ...

Page 30: ...V UN13V MTR12V POWER CONT SW 12V D6V SW5V 13V F F F VEE P CONT D6V F 18 2 1 5 3 KOREAN STEREO IC1 AMP IC101 BUFFER DRUM MOTOR CAPSTAN MOTOR CAM MOTOR IC901 HIFI PROCESSOR CAM MOTOR DRIVER IC360 FULL ERASE OSC T091 Q091 Q092 D130 D103 IC130 SERVO SYSTEM CONTROL IC161 D161 D400 D318 D308 D309 Q400 LED DRIVER Q300 IC400 3 5 DM 77 BOARD SEE PAGE 4 32 LED DRIVER REMOTE CONTROL RECEIVER D459 Q450 CN453 ...

Page 31: ...ll capacitors are in µF unless otherwise noted pF µµF 50V or less are not indicated except for electrolytics and tantalums All variable and adjustable resistors have characteristic curve B unless otherwise noted 2 nonflammable resistor 5 fusible resistor C panel designation internal component C adjustment for repair U B Line V B Line Circled numbers refer to waveforms Voltages are dc between measu...

Page 32: ...SLV ED8 ED9 4 3 4 4 4 1 FRAME SCHEMATIC DIAGRAM FRAME ...

Page 33: ...ATIC DIAGRAM See page 4 9 to 4 10 for printed wiring board Ref No MA 325 board 2 000 series 4 5 4 6 HEAD AMP MA 325 1 9 Waveforms 1 IC501 4 REC 2 IC501 REC 3 IC501 PB 4 IC501 REC PB 3 4 Vp p H 88 mVp p H 640 mVp p H 4 6 Vp p 2 V 2 5 Vp p H 5 1 Vp p 2 V 5 IC501 REC PB 6 IC501 REC PB ...

Page 34: ...3 IC161 H 6 IC201 D 5 IC202 E 5 IC340 B 10 IC360 D 9 IC401 D 1 IC501 B 8 IC901 A 1 Q001 H 10 Q081 C 5 Q091 C 2 Q092 B 2 Q100 F 10 Q101 F 1 Q111 F 5 Q201 E 6 Q202 B 4 Q203 C 4 Q204 E 6 Q206 D 3 Q208 E 5 Q212 E 6 Q301 C 5 Q401 C 1 Q402 B 2 Q403 C 2 Q404 C 2 Q501 B 8 Q703 F 13 Q751 H 11 Q752 H 11 Q753 I 12 Q901 A 4 MA 325 VIDEO AUDIO I O SERVO SYSTEM CONTROL TUNER DM 77 MODE CONTROL PS414 POWER SUPPL...

Page 35: ...EO AUDIO I O SERVO SYSTEM CONTROL TUNER PRINTED WIRING BOARD Ref No MA 325 board 2 000 series VIDEO AUDIO I O SERVO SYSTEM CONTROL TUNER MA 325 4 10 MA 325 BOARD 1 670 919 12 A B 1 05 C D E F G H I J 2 3 4 5 6 7 8 9 10 11 12 13 R L VIDEO AUDIO LINE 1 IN OUT VHF UHF IN OUT CN101 JW254 D903 JS903 JW147 CH3 CH4 RF UNIT ...

Page 36: ...SLV ED8 ED9 MA 325 VIDEO AUDIO SCHEMATIC DIAGRAM See page 4 9 to 4 10 for printed wiring board Ref No MA 325 board 2 000 series VIDEO AUDIO MA 325 2 9 4 11 4 12 ...

Page 37: ...REC PB 9 IC201 REC PB º IC201 REC PB 6 IC201 REC PB IC202 REC PB IC202 7 REC PB 340 mVp p H 576 mVp p H 310 mVp p H 1 Vp p H 4 4 Vp p H 2 0 Vp p H REC 440 mVp p H PB 400 mVp p H REC 320 mVp p H PB 270 mVp p H REC 340 mVp p H PB 270 mVp p H 552 mVp p 3 58 MHz REC 360 mVp p H PB 270 mVp p H 400 mVp p H ...

Page 38: ...forms 1 IC161 PB 3 IC161 ª REC PB 4 IC161 º REC PB 6 IC161 7 REC 7 IC161 REC PB 5 IC161 1 REC PB 5 3 Vp p 2 V 5 0 Vp p 360 Hz 5 1 Vp p 1 kHz 5 1 Vp p 2 V 5 0 Vp p 2 V 2 4 Vp p 16 MHz 5 0 Vp p 2 V 2 IC161 REC PB ...

Page 39: ...M CONTROL SCHEMATIC DIAGRAM See page 4 9 to 4 10 for printed wiring board Ref No MA 325 board 2 000 series MA 325 BOARD 6 9 SEE PAGE 4 21 MA 325 BOARD 4 9 SEE PAGE 4 17 MA 325 BOARD 5 9 SEE PAGE 4 20 MA 325 BOARD 1 9 SEE PAGE 4 5 6 MA 325 BOARD 8 9 SEE PAGE 4 25 ...

Page 40: ...9 MA 325 SERVO CONTROL SCHEMATIC DIAGRAM See page 4 9 to 4 10 for printed wiring board Ref No MA 325 board 2 000 series Note The components identified by mark or dotted line with mark are critical for safety Replace only with part number specified ...

Page 41: ...AGRAM See page 4 9 to 4 10 for printed wiring board Ref No MA 325 board 2 000 series 4 19 4 20 BIAS CTL MA 325 5 9 Note The components identified by mark or dotted line with mark are critical for safety Replace only with part number specified ...

Page 42: ...SLV ED8 ED9 4 22 4 21 MA 325 Hi Fi AUDIO SCHEMATIC DIAGRAM See page 4 9 to 4 10 for printed wiring board Ref No MA 325 board 2 000 series Hi Fi AUDIO MA 325 6 9 ...

Page 43: ...e 4 9 to 4 10 for printed wiring board Ref No MA 325 board 2 000 series OSD MA 325 7 9 4 24 Waveforms 1 IC401 REC PB 2 IC401 º REC PB 3 6 Vp p 13 89 MHz 1 9 Vp p H 3 IC401 REC PB 2 0 Vp p H 4 IC401 7 REC PB 5 2 Vp p 2 V 5 IC401 2 REC PB 1 6 Vp p 17 73 MHz ...

Page 44: ... 000 series There are few cases that the part isn t mounted in this model is printed on this diagram RJ 79 BOARD CN951 A 4 D951 B 2 D952 A 1 MA 325 VIDEO AUDIO I O SERVO SYSTEM CONTROL TUNER DM 77 MODE CONTROL PS414 POWER SUPPLY SW 307 ED9 POWER SWITCH NK 11 KOREAN STEREO RJ 79 ADDITIONAL REAR OUT FR 137 FL DRIVE MODE CONTROL POWER BLOCK SR 718 SWITCHING REGULATOR IO 64 FRONT IN RJ 79BOARD AUDIO L...

Page 45: ...SLV ED8 ED9 4 27 MA 325 TUNER SCHEMATIC DIAGRAM See page 4 9 to 4 10 for printed wiring board Ref No MA 325 board 2 000 series TUNER MA 325 9 9 4 28 ...

Page 46: ...p 24 576 MHz Note The components identified by mark or dotted line with mark are critical for safety Replace only with part number specified MA 325 VIDEO AUDIO I O SERVO SYSTEM CONTROL TUNER DM 77 MODE CONTROL PS414 POWER SUPPLY SW 307 ED9 POWER SWITCH NK 11 KOREAN STEREO RJ 79 ADDITIONAL REAR OUT FR 137 FL DRIVE MODE CONTROL POWER BLOCK SR 718 SWITCHING REGULATOR IO 64 FRONT IN NK 11 BOARD SIDE A...

Page 47: ...is diagram DM 77 MODE CONTROL IO 64 FRONT IN PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS Ref No DM 77 board IO 64 board 1 000 series 4 32 MODE CONTROL FRONT IN DM 77 IO 64 DM 77 BOARD PAUSE REW REC JOG JOG FF 05 1 670 921 12 12 IO 64 BOARD 05 VIDEO LINE 2 IN L R AUDIO 1 670 923 12 12 JS492 JS493 ...

Page 48: ...C 3 D308 B 1 D309 A 1 D311 A 5 D318 C 1 D319 A 5 IC301 B 3 IC302 A 5 IC303 A 5 IC304 B 1 Q300 C 1 MA 325 VIDEO AUDIO I O SERVO SYSTEM CONTROL TUNER DM 77 MODE CONTROL PS414 POWER SUPPLY SW 307 ED9 POWER SWITCH NK 11 KOREAN STEREO RJ 79 ADDITIONAL REAR OUT FR 137 FL DRIVE MODE CONTROL POWER BLOCK SR 718 SWITCHING REGULATOR IO 64 FRONT IN FR 137 BOARD POWER POWER ONE TOUCH TUNING SP EP CHANNEL INPUT...

Page 49: ...4 36 MODE CONTROL FR 137 SW 307 FR 137 FL DRIVE MODE CONTROL SW 307 POWER SWITCH SCHEMATIC DIAGRAM Ref No FR 137 board SW 307 board 1 000 series Waveforms 1 IC301 REC PB 2 IC301 REC PB 2 3 Vp p 32 77 kHz 2 0 Vp p 16 MHz ...

Page 50: ...14 PS 414 BOARD CN600 B 3 CN601 C 3 D600 A 5 D601 B 5 D602 B 5 IC600 C 4 Q600 B 1 Q601 C 1 Q602 C 5 Q603 B 5 PS 414BOARD 1 670 925 11 11 A B C 1 2 3 4 5 6 7 8 9 05 MA 325 VIDEO AUDIO I O SERVO SYSTEM CONTROL TUNER DM 77 MODE CONTROL PS414 POWER SUPPLY SW 307 ED9 POWER SWITCH NK 11 KOREAN STEREO RJ 79 ADDITIONAL REAR OUT FR 137 FL DRIVE MODE CONTROL POWER BLOCK SR 718 SWITCHING REGULATOR IO 64 FRON...

Page 51: ... 414 POWER SUPPLY SCHEMATIC DIAGRAM Ref No PS 414 board 1 000 series 4 40 POWER SUPPLY PS 414 Note The components identified by mark or dotted line with mark are critical for safety Replace only with part number specified ...

Page 52: ...OR SR 718 SR 718 BOARD CN101 A 2 CN201 C 8 D101 C 3 D102 B 3 D103 B 3 D104 B 3 D105 B 5 D107 C 6 D108 C 4 D201 A 8 D202 A 8 D203 B 8 D204 A 8 D205 B 8 IC101 B 6 IC201 C 7 MA 325 VIDEO AUDIO I O SERVO SYSTEM CONTROL TUNER DM 77 MODE CONTROL PS414 POWER SUPPLY SW 307 ED9 POWER SWITCH NK 11 KOREAN STEREO RJ 79 ADDITIONAL REAR OUT FR 137 FL DRIVE MODE CONTROL POWER BLOCK SR 718 SWITCHING REGULATOR IO ...

Page 53: ... C114 0 1µF C109 180µF 400V T101 D205 AU02Z IC101 SWITCH D108 PR1003 D107 PR1003 C111 47µF 35V C115 0 1µF PC101 PC123 R202 470 C206 470µF 16V C209 1000pF 1KV C204 1000µF 10V C205 220µF 16V C207 4 7µF 50V C208 0 1µF L203 10µH D202 RL4Z D203 RK46 D204 RD30FB R207 10 C202 1000µF 16V R201 10 1 2W C203 220µF 16V C201 47µF 63V D201 EG01C L202 10µH 1 2 3 4 5 6 7 8 9 35V 13V 13V GND GND AU GND 6V 6V 13V C...

Page 54: ...A 325 I O Hi Z Hi Z Hi Z Hi Z Hi Z Hi Z Hi Z 11 Hi Z Hi Z Hi Z Hi Z Hi Z IC1618 STOP TAPE TAPE PB REC Signal Pin No I O FF THREAD UNTHREAD PB PAUSE SLOW 2 CUE REVIEW REC PAUSE REW ING ING RF SWP MA 325 O 1 1 1 1 1 1 1 1 1 1 1 SW30 IC1611 QVD MA 325 O L L L 2 3 3 3 3 3 L L IC1614 V SYNC MA 325 I 4 4 4 4 4 4 4 4 4 4 4 IC161 5 1 SYSTEM CONTROL VIDEO BLOCK INTERFACE MA 325 BOARD IC161 1 30 Hz pulse wi...

Page 55: ... 3 3 H L IC161 T S LED MA 325 O 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 IC161 O D CAP STOP MA 325 O L L L H H L H H H L 5 H H H H L IC161 O D CAP RVS MA 325 O L H L H L H L H H H 5 H H L H H IC161 T SENS MA 325 I 4 4 4 6 6 6 6 6 6 6 6 6 6 6 6 6 IC161 S SENS MA 325 I 4 4 4 6 6 6 6 6 6 6 6 6 6 6 6 6 IC161 5 3 SYSTEM CONTROL MECHANISM BLOCK INTERFACE MA 325 BOARD IC161 1 Uncertainly 2 L when erasing protecti...

Page 56: ...from timer microprocessor V period L pulse IC161 5 4 SYSTEM CONTROL SYSTEM CONTROL PERIPHERAL CIRCUIT INTERFACE MA 325 BOARD IC161 5 5 SYSTEM CONTROL Hi Fi AUDIO BLOCK INTERFACE MA 325 BOARD IC161 STOP TAPE TAPE PB PB Signal Pin No I O FF LOADING UNLOADING PB PAUSE SLOW 2 CUE REVIEW REC PAUSE REW AU ENV MA 325 I AF RF envelope signal input terminal for automatic tracking IC161 ª A MUTE MA 325 O L ...

Page 57: ...5 S IN I Serial communication signal Data input 46 S OUT O Serial communication signal Data output 47 S CLK O Serial communication signal Serial clock 48 N C Not used 49 N C Not used 50 N C Not used Pin No Pin Name I O Function 51 N C Not used 52 AVSS UNSW Ground 53 AVREF A D port reference input UNSW 5V 54 AVDD UNSW 5V 55 NT PB SW I Not used Pull up 5V 56 AV ADJ I HiFi RF switching adjustment mod...

Page 58: ...inal 16MHz 33 VSS Ground 34 RST I RESET signal input 35 PLL CLK O TUNER PLL clock 36 PLL DATA O TUNER PLL data 37 PLL ENABLE O TUNER chip select 38 MAIN SAP O MAIN SAP select signal 39 N C Not used 40 TA MUTE O TUNER audio mute signal output 41 DMS 2 I DMS fowared reverse signal input 42 DMS 1 I DMS fowared reverse signal input 43 VFDP VFDP 44 SEG1 O Segment terminal 1 45 SEG2 O Segment terminal 2...

Page 59: ...og front end circuitry 21 VDDA2 Analog power supply analog front end circuitry 22 TEST1 I Test pin 1 connected to ground for normal operation 23 SIF2 I Sound IF input 2 24 Vref1 I Reference voltage analog front end circuitry 25 SIF1 I Sound IF input 1 26 CRST Capacitor for power on reset 27 VSSD3 Digital supply front end circuitry 28 VDDD3 Digital supply front end circuitry 29 SCL I Serial communi...

Page 60: ...ng end DEW STOP 4 TLOAD Tape loading 5 HCLEAN Tape loading 6 LDEND Tape loading end 7 RVS RVS varying speed play including STILL SLOW 8 PR For FWD FWDP RVS conversion 9 FWDP FWD SLOW FWD STILL A FWD PB FWD varying speed play STOP DRUM ON B STOP STOP DRUM OFF POWER OFF C FR FF REW If the cam encoder alarm occurred when the mechanism was about to move forward and it stopped at NC position Position f...

Page 61: ...e Page 0 Adress 01 02 Data SLV ED8KR 03 00 SLV ED9KR 03 01 6 Turn off the Power 7 Disconnect the adjustment remote and LANC jig from the connector 8 Disconnect the connector from FR 137 board During the adjustment see the Parts Arrangement Diagram for Adjustments on Page 7 6 Video output 75 Ω Pattern generator VCR VIDEO LINE IN Monitor TV VIDEO LINE OUT 7 3 ELECTRICAL ADJUSTMENTS 3 1 PRE ADJUSTMEN...

Page 62: ...ideo signal Color bar Monoscope Color bar Monoscope Audio signal HiFi Normal 400 Hz Time Seven minutes Three minutes Seven minutes Three minutes Fig 7 3 2 3 1 4 Alignment Tapes Alignment Tape KRV 51N2 3 1 3 Set up of Adjustment In this adjustment NTSC pattern generator is connected with LINE input signal terminal When check to tuner connected AERIAL terminal Check that the amplitudes of video sign...

Page 63: ...tment unless otherwise specified INPUT SELECT switch LINE AUDIO MONITOR STEREO Adjustment Sequence 1 AF Switching Position Adjustment 2 Frequency Responce Check 3 Overall Level Characteristic and Distortion Factor Check 4 Overall S N Check 1 AF Switching Position Adjustment MA 325 Board Purpose Adjust the interval between A CH and B CH of tape playback output Improve the interchangeability with ot...

Page 64: ...onnect both L and R channels of audio line input to the GND 2 Start recording 3 Play the recorded part to confirm that the noise is below 67 5 dBs Fig 7 3 5 2 Frequency Responce Check Purpose Confirm that the frequency characteristic is within the specifica tion Mode REC and PB SP EP mode Signal 400 Hz 7 5 dBs 20 Hz 7 5 dBs 20 kHz 7 5 dBs Measurement point Audio output terminal Measurement equipme...

Page 65: ...5V GND 0V Fig 7 3 6 3 4 2 Normal Audio System Adjustment Make adjustment in the SP mode unless otherwise specified Use a normal VHS cassette for an adjustment tape Set AUDIO MONITOR to normal Adjustment Sequence 1 ACE Head Adjustment 2 E E Output Level Check 3 Frequency Responce Check 4 Overall Level Characteristic and Distortion Factor Check 5 Overall S N Check 1 ACE Head Adjustment Refer to the ...

Page 66: ...s Color Ref No Part No Description Remark Ref No Part No Description Remark 11 1 783 849 11 CABLE FLAT FMF 30 12 A 6791 701 A FR 137 BOARD COMPLETE 13 3 710 901 11 SCREW TAPPING 14 3 977 136 91 CASE UPPER 15 A 6791 626 A DM 77 BOARD COMPLETE 16 1 762 844 21 SWITCH ROTARY 17 3 988 327 01 RING M JOG 18 3 979 309 11 BUTTON AV CENTER 19 1 475 615 11 COMMANDER STANDARD RMT V246 20 3 709 128 01 COVER BA...

Page 67: ... FLAT FFS 6 64 A 6791 655 A SW 307 BOARD COMPLETE 65 A 6791 653 A DM 77 BOARD COMPLETE 66 1 783 850 11 CABLE FLAT FFD 3 67 A 6791 698 A FR 137 BOARD COMPLETE 68 1 783 849 11 CABLE FLAT FMF 30 69 3 710 901 11 SCREW TAPPING 70 3 977 136 91 CASE UPPER 71 1 475 612 21 COMMANDER STANDARD RMT V244 72 3 972 850 01 BUTTON FUNCTION for RMT V244 73 3 973 077 31 RING CHANGE SPEED for RMT V244 74 3 709 126 01...

Page 68: ...OMPLETE 109 1 782 752 11 CORD POWER 110 3 987 913 52 PLATE REAR JACK B 111 3 977 139 91 PANEL REAR 112 A 6791 642 A RJ 79 BOARD COMPLETE 113 1 766 725 11 CONNECTOR BOARD TO BOAR 5P 114 3 682 057 11 SPACER SMALL Ref No Part No Description Remark Ref No Part No Description Remark The components identified by mark or dotted line with mark are criti cal for safety Replace only with part number speci f...

Page 69: ...1 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 3947 582 1 ARM ASSY RVS BRAKE 719 3 977 446 01 GEAR TG8 ARM 720 X 3947 590 1 TG8 ASSY 721 A 6759 620 A HEAD BLOCK ASSY ACE TDK 722 3 974 556 01 HEXA TT 2 6X9 TAPER 723 3 979 508 01 SCREW HEXA T...

Page 70: ...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 328 E SHUTTLE T BLOCK ASSY 766 3 977 501 01 PLATE LUMINOUS 767 X 3943 899 8 GROUND ASSY SHAFT 768 8 839 044 02 DRUM ASSY DZH 94A ZRP 771 A 6746 074 G ROLLER BLOCK ASSY HC 772 X 3947 255 1 ROLLER ASSY HC 773 3 975 724 07 ARM HC Ref No...

Page 71: ...PPER 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 LOADING S 823 3 977 452 01 SPRING TORSION LOAD S 824 X 3947 578 1 LEVER ASSY LOADING S 825 X 3947 576 2 CHASSIS ASSY MECHANICAL 826 3 977 468 01 SHAFT CAPSTAN BRAKE 827 3 977 467 02 SPRING CAP BRAKE 828 X 3947 583 ...

Page 72: ... 10W R464 1 216 057 00 METAL CHIP 2 2K 5 1 10W R467 1 216 057 00 METAL CHIP 2 2K 5 1 10W R468 1 216 057 00 METAL CHIP 2 2K 5 1 10W R469 1 216 057 00 METAL CHIP 2 2K 5 1 10W R470 1 216 073 00 METAL CHIP 10K 5 1 10W R471 1 216 061 00 METAL CHIP 3 3K 5 1 10W R472 1 216 065 00 METAL CHIP 4 7K 5 1 10W R473 1 216 073 00 METAL CHIP 10K 5 1 10W R474 1 216 073 00 METAL CHIP 10K 5 1 10W R475 1 216 073 00 ME...

Page 73: ...ES CHIP 100 5 1 10W R302 1 216 295 00 METAL CHIP 0 5 1 10W R303 1 249 417 11 CARBON 1K 5 1 4W F R304 1 216 049 00 METAL CHIP 1K 5 1 10W R305 1 216 049 00 METAL CHIP 1K 5 1 10W R306 1 216 089 00 METAL CHIP 47K 5 1 10W R307 1 216 049 00 METAL CHIP 1K 5 1 10W R308 1 216 113 00 METAL CHIP 470K 5 1 10W R309 1 216 073 00 METAL CHIP 10K 5 1 10W R310 1 216 073 00 METAL CHIP 10K 5 1 10W R311 1 216 295 00 M...

Page 74: ... 589 11 ELECT 47uF 20 16V C164 1 164 004 11 CERAMIC CHIP 0 1uF 10 25V C165 1 163 229 11 CERAMIC CHIP 12PF 5 50V C166 1 163 038 00 CERAMIC CHIP 0 1uF 25V C167 1 163 229 11 CERAMIC CHIP 12PF 5 50V C168 1 164 004 11 CERAMIC CHIP 0 1uF 10 25V C169 1 164 232 11 CERAMIC CHIP 0 01uF 50V C202 1 164 232 11 CERAMIC CHIP 0 01uF 50V C203 1 163 809 11 CERAMIC CHIP 0 047uF 10 25V C204 1 109 982 11 CERAMIC CHIP ...

Page 75: ...ECT 1uF 20 50V C911 1 126 934 11 ELECT 220uF 20 16V CONNECTOR CN101 1 779 724 11 CONNECTOR BOARD TO BOARD 5P CN102 1 779 723 11 CONNECTOR BOARD TO BOARD 9P C302 1 124 589 11 ELECT 47uF 20 16V C305 1 126 160 11 ELECT 1uF 20 50V C306 1 126 160 11 ELECT 1uF 20 50V C307 1 126 157 11 ELECT 10uF 20 16V C308 1 124 589 11 ELECT 47uF 20 16V C309 1 126 163 11 ELECT 4 7uF 20 50V C310 1 163 009 11 CERAMIC CHI...

Page 76: ...JR011 1 216 295 00 METAL CHIP 0 5 1 10W JR012 1 216 295 00 METAL CHIP 0 5 1 10W JR013 1 216 295 00 METAL CHIP 0 5 1 10W JR014 1 216 295 00 METAL CHIP 0 5 1 10W JR015 1 216 295 00 METAL CHIP 0 5 1 10W JR016 1 216 295 00 METAL CHIP 0 5 1 10W JR017 1 216 295 00 METAL CHIP 0 5 1 10W JR018 1 216 295 00 METAL CHIP 0 5 1 10W JR019 1 216 295 00 METAL CHIP 0 5 1 10W JR020 1 216 295 00 METAL CHIP 0 5 1 10W ...

Page 77: ...10W R081 1 249 408 11 CARBON 180 5 1 4W F R082 1 249 401 11 CARBON 47 5 1 4W F R083 1 216 067 00 METAL CHIP 5 6K 5 1 10W R084 1 249 381 11 CARBON 1 5 1 4W F R085 1 249 396 11 CARBON 18 5 1 4W F R092 1 216 083 00 METAL CHIP 27K 5 1 10W R093 1 249 394 11 CARBON 12 5 1 4W F R100 1 216 089 00 METAL CHIP 47K 5 1 10W R101 1 249 413 11 CARBON 470 5 1 4W F R102 1 216 089 00 METAL CHIP 47K 5 1 10W R103 1 2...

Page 78: ...HIP 1K 5 1 10W R368 1 216 133 00 METAL CHIP 3 3M 5 1 10W R370 1 216 065 00 METAL CHIP 4 7K 5 1 10W R371 1 216 689 11 METAL CHIP 39K 0 5 1 10W R372 1 216 065 00 METAL CHIP 4 7K 5 1 10W R378 1 216 083 00 METAL CHIP 27K 5 1 10W R380 1 216 041 00 METAL CHIP 470 5 1 10W R381 1 216 041 00 METAL CHIP 470 5 1 10W R382 1 216 295 00 METAL CHIP 0 5 1 10W R383 1 216 295 00 METAL CHIP 0 5 1 10W R384 1 216 091 ...

Page 79: ...16V C011 1 164 232 11 CERAMIC CHIP 0 01uF 50V C012 1 164 232 11 CERAMIC CHIP 0 01uF 50V C013 1 163 243 11 CERAMIC CHIP 47PF 5 50V C014 1 164 232 11 CERAMIC CHIP 0 01uF 50V C015 1 163 231 11 CERAMIC CHIP 15PF 5 50V C016 1 163 233 11 CERAMIC CHIP 18PF 5 50V C017 1 110 501 11 CERAMIC CHIP 0 33uF 10 16V C018 1 163 989 11 CERAMIC CHIP 0 033uF 10 25V C019 1 109 982 11 CERAMIC CHIP 1uF 10 10V C020 1 164 ...

Page 80: ...33 586 31 LINK IC 491 315 315mA TRANSISTOR Q600 8 729 140 93 TRANSISTOR 2SB733 34 Q601 8 729 421 19 TRANSISTOR UN2213 Q602 8 729 018 99 TRANSISTOR 2SD2394 F Q603 8 729 119 79 TRANSISTOR 2SC2785 FEK RESISTOR R600 1 249 417 11 CARBON 1K 5 1 4W F R601 1 216 430 11 METAL OXIDE 390 5 1W F R602 1 249 417 11 CARBON 1K 5 1 4W F R603 1 216 295 00 METAL CHIP 0 5 1 10W R605 1 249 414 11 CARBON 560 5 1 4W F R...

Page 81: ... TO BOAR 5P 704 1 500 144 11 HEAD FE 721 A 6759 620 A HEAD BLOCK ASSY ACE TDK 768 8 839 044 02 DRUM ASSY DZH 94A ZRP M902 1 698 971 11 MOTOR DC CAPSTAN M903 X 3947 577 1 MOTOR ASSY CAM HARDWARE LIST 1 7 685 648 79 SCREW BVTP 3X12 TYPE2 IT 3 2 7 682 147 01 SCREW P 3X6 3 7 685 646 79 SCREW BVTP 3X8 TYPE2 IT 3 4 7 685 133 19 SCREW DIA 2 6 IT3B ACCESSORIES PACKING MATERIALS 1 475 612 21 COMMANDER STAN...

Page 82: ... 119 ...

Page 83: ... 120 SLV ED8 ED9 Sony Corporation Home A V Products Company 9 921 703 11 98J05016 1D Printed in Japan 1998 10 Published by Quality Assurance Dept Osaki East ...

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