Sony SLV-L56AR Service Manual Download

Page: 78 / 134

8-15

Ref. No.

Part No.

Description

Remark

Ref. No.

Part No.

Description

Remark

POWER BLOCK

D205

9-900-534-01 DIODE ERA18-02

< FUSE >

F101

1-532-388-31 FUSE (2.0A/250V)

< IC >

IC201

8-759-420-19 IC AN1431T

< PHOTO COUPLER >

PC101

8-749-924-84 COUPLER, PHOTO PS2561

< RESISTOR >

R208

9-908-233-01 FUSIBLE

0.47

1/4W

MISCELLANEOUS

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

1-762-844-21 SWITCH, ROTARY

1-783-569-11 CABLE, FLAT (FDM-4)

1-783-568-11 CABLE, FLAT (FMF-23)

1-791-157-11 CORD, POWER

704

1-500-144-11 HEAD, FE

768

8-839-037-04 DRUM ASSY, DZH-74E/Z-RP (L56)

768

8-839-045-02 DRUM ASSY, DZH-95A/Z-RP (L76HF/L86HF)

M902

1-698-971-11 MOTOR, DC (CAPSTAN)

M903

X-3947-577-1 MOTOR ASSY, CAM

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

HARDWARE LIST

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

7-685-648-79 SCREW +BVTP 3X12 TYPE2 IT-3

7-682-147-01 SCREW +P 3X6

7-685-646-79 SCREW +BVTP 3X8 TYPE2 IT-3

7-685-133-19 SCREW (DIA. 2.6) (IT3B)

ACCESSORIES & PACKING MATERIALS

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

1-418-550-11 COMMANDER, STANDARD (RMT-V247E) (L56)
1-418-550-21 COMMANDER, STANDARD (RMT-V247F)

(L76HF, L86HF)

1-696-592-11 CORD, CONNECTION (NTSC) (1.5m)

(L56, L76HF)

1-696-593-11 CORD, CONNECTION (PAL) (1.5m) (L86HF)
3-709-133-11 COVER, BATTERY (for RMT-V247E/V247F)

3-866-973-11 MANUAL, INSTRUCTION (SPANISH)

3-987-421-01 CUSHION

The components identified by mark

or dotted line with mark

are criti-

cal for safety.
Replace only with part number speci-
fied.

8-15 E

Summary of Contents for SLV-L56AR

Page 1: ... abbreviations of L56 L76HF and L86HF contained in this service manual are indicated when these models are common to all their corresponding mod els as given below L56AR L56 Abbreviated model name All model names SLV L76HFAR L76HF L86HFAR L86HF Refer to the SERVICE MANUAL of VHS MECHANICAL ADJUSTMENTS VI for MECHANICAL ADJUSTMENTS 9 921 647 11 Photo SLV L86HFAR ...

Page 2: ...ing 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 DOTTED LINE WITH MARK ON THE SCHEMATIC DIAGRAMS AND IN THE PARTS LIST ARE ...

Page 3: ...5 1 System Control Video Block Interface MA 323 board IC161 5 1 5 2 System Control Servo Peripheral Circuit Interface MA 323 board IC161 5 1 5 3 System Control Mechanism Block Interface MA 323 board IC161 5 2 5 4 System Control Audio Block Interface MA 323 board IC161 5 3 5 5 Servo System Timer Tuner Control Microprocessor Pin Function MA 323 board IC161 5 4 6 ERROR CODES 6 1 7 ADJUSTMENTS 7 1 Mec...

Page 4: ...Press Block Ass y Page 14 Ground Shaft Ass y Page 13 Mechanism Deck Page 2 2 FL Complete Ass y Page 13 Drum Ass y Page 13 Rear Panel Page 2 1 Rubber Belt Page 15 Rubber Belt Page 15 Slider Page 26 Loading Gear T S Page 28 Retainer Plate Page 22 MA 323 Board Page 2 2 Rubber Belt Page 15 Capstan Motor Page 15 FL Slider Block Ass y Page 22 Rotary Switch Page 2 2 Tuner Unit Pully Gear Ass y Page 29 Ca...

Page 5: ...1 1 SECTION 1 GENERAL This section is extracted from instruction manual 3 866 973 11 SLV L56 L76HF L86HF ...

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Page 20: ...ION REMOVAL SECTION 2 DISASSEMBLY SLV L56 L76HF L86HF 1 Two tapping screws 2 Two tapping screws 3 Upper case 2 Harness 6 Two claws 5 Three claws 3 Claw 4 Claw L76HF L86HF 7 Rear panel 1 Power cord 4 Power block 1 Connector CN600 3 Screw B3 2 Screw B3 2 Flat cable CN105 1 Flat cable CN424 4 Three claws 5 Three claws 6 Front panel section L86HF 3 Connector CN423 ...

Page 21: ...ctor ACE head 0 Mechanism deck 4 Connector FE head 1 Connector CN101 8 Two screws BVTP3 12 9 Screw BVTP3 12 7 Screw B3 2 Flexible board Note When mounting the mechanism deck first align mark on the rotary switch 5 Screw B3 6 Earth lug 1 Five screws B3 2 MA 323 board ...

Page 22: ...L86HF Cam motor assembly X 3947 577 1 Q100 Tape top sensor 8 729 043 84 Capstan motor 1 698 971 11 FE head 1 500 144 11 Drum assembly M901 DZH 74E Z RP 8 839 037 04 L56 Drum assembly M901 DZH 95A Z RP 8 839 045 02 L76HF L86HF ACE head assembly A 6759 620 A D102 Tape top end LED 8 719 048 26 Q101 Tape end sensor 8 729 043 84 ...

Page 23: ...4 2 8 CIRCUIT BOARDS LOCATION 2 4 E MA 323 VIDEO AUDIO I O SERVO SYSTEM CONTROL TUNER DM 76 MODE CONTROL POWER BLOCK HS 921SF1 L56 POWER BLOCK SR 708 L76HF L86HF POWER SUPPLY MF 312 MODE CONTROL FRONT IN ...

Page 24: ... OUT1 R MOD AUDIO IIC DETA IIC CLK AF SWP AF ENV NORMAL AUDIO L56 JS364 L56 JS301 IC201 2 2 NORMAL AUDIO PROCESS NORMAL AUDIO TUNER M Q301 302 OSD BLOCK M M M IN OUT UHF VHF TU701 TUNER MPX OUT MOD V TU VIDEO MOD AUDIO TUNER M R758 L56 TV VTR AFT PLL DATA PLL CLK PLL ENABLE SERVO SYSTEM CONTROL MODE CONTROL IC161 2 2 D VS CAP VS D FG CAP FG CTL CAM D PG IC130 CAM MOTOR DRIVER DRUM MOTOR M901 CAPST...

Page 25: ...RF SWP COMP SYNC SD1 SSB SCK1 SSB C ROT PB RF REC RF COMP SYNC C ROT VIDEO 2 SEE PAGE 3 5 COMP DET DET REC IDLE HPF AMP ENV DET Q501 PB RF BUFFER IC501 VIDEO REC PB AMP MA 323 BOARD 1 6 SEE PAGE 4 9 VIDEO HEAD CN502 SP CH1 F EP CH1 F EP CH2 F EP CH2 S EP CH1 S SP CH2 F SP CH1 S SP CH2 S SP CH1 EP CH1 EP CH2 SP CH2 SP REC SP REC LP REC LP REC IC501 PB 800mVp p H IC501 REC 100mVp p H IC501 REC PB 5 ...

Page 26: ...p LPF ATT 10dB ATT 10dB SW7 SSB 1 0Vpp REC AGC Det PBALC Video AGC P R SW8 0 5Vpp CLEAR SYNC Sync Sep 6dB AMP 6dB AMP Y SQUELCH C SQUELCH Q210 SWITCH PAL N LP EP PAL N LP EP PAL N C KILL Killer DET OUT BPF B De emph N P Color Killer ME SECAM REC C OUT SW17 SW16 C KILL COMP SYNC Q204 Q205 Q104 QVD PAL N NTSC Feed Back Clamp Video ALC Q400 PICT CONT PAL N L86HF IC203 VIDEO INPUT SELECT AV IN SEL1 AV...

Page 27: ... CONT AF SWP AU RF AF REC P AF REC FULL ERASE REC P A MUTE DRUM VS DRUM QR DRUM FG DRUM PG IN 32kHz IN 10MHz OUT 10MHz CAP TRQ PWM CAP FG CAM T SENS S SENS END LED T REEL S REEL RESET POWER FAIL CTL CTL H AMP SW CTL AMP1 CTL AMP3 CTL AMP OUT MODE1 MODE2 MODE3 MODE4 CAP VS CAP QR CAP RVS OUT 32kHz IN SEL1 IN SEL2 EP LP REC PRF APC PWM AFC ERROR QVD C SYNC 3 58 P CONT VIDEO RF RF SWP SSB CLK SSB DAT...

Page 28: ...MP L76HF L86HF L56 JS301 NORMAL SELECT L56 L76HF L86HF TUNER M AL1 MOD AUDIO TUMER R RUNER L TUNER SEE PAGE 3 11 LINE OUT AUDIO L76HF L86HF R L CNJ901 SEE PAGE 3 7 SERVO SYSTEM CONTROL L76HF L86HF CLOCK IIC DATA IIC A MUTE IC201 NORMAL AUDIO PROCESS BAND GAP R VCA P ATT IC360 Hi Fi AUDIO PROCESS Q303 311 312 HEAD CONTROL SWITCH Q307 308 SW 12V SERVO SYSTEM CONTROL SEE PAGE 3 7 VIDEO 2 SEE PAGE 3 6...

Page 29: ...UT AFT 9 8 5 7 10 11 3 4 3 5 10 11 12 6 22 2 18 20 IN OUT RF UNIT S701 3CH 4CH IC750 TV VIDEO R758 L76HF L86HF L56 PLL CLOCK PLL DATA PLL ENABLE AFT L76HF L86HF 12 MAIN SAP TA MUTE F MONO SAP DET OUT STREO DET OUT AL1 L56 05 JS719 L76HF L86HF TUNER M TUNER L MOD AUDIO TUNER R 2 MOD V TU VIDEO SEE PAGE 3 6 VIDEO 2 SEE PAGE 3 10 AUDIO JS716 JS752 JS754 Q754 R759 R760 MPX IN MS1 MS0 MUTE F MONO SAP I...

Page 30: ...P LP SP EP NTSC PB ON PAL N TV NTSC 3 58 CHANNEL TRACKING ONE TOUCH TUNING CHANNEL TRACKING MA 323 BOARD 6 6 SEE PAGE 4 27 29 S116 S117 S118 EASY TIMER COLOR SYSTEM 05 CN105 POWER LED SIRCS POWER SW IC420 FL DRIVER POWER LED C KILLER DET 27 12 D OUT D IN CLK CS ND420 FLUORESCENT INDICATOR TUBE L86HF DMS UP DMS DOWN KEY 2 KEY 1 S IN S OUT S CLK FLD CS SERVO SYSTEM CONTROL SEE PAGE 3 7 VIDEO 2 SEE P...

Page 31: ...P US MPX PROCESSOR IC750 IC360 Hi Fi AUDIO PROCESSOR IC602 UNSW 5V R 5V REG D163 D164 D165 POWER FAIL DET RESET PULSE GENERATOR EEP ROM SERVO SYSTEM CONTROL MODE CONTROL OSD IC162 IC163 IC161 Q600 601 MTR 12V REG D130 CAM MOTOR DRIVER IC130 P CONT SERVO SYSTEM CONTROL SEE PAGE 3 7 MA 323 BOARD SEE PAGE 4 9 4 32 D604 D 5V MTR 12V IC420 FL DRIVER CN101 CN102 MTR 12V MTR 12V D 5V 1 1 7 M902 M901 CAPS...

Page 32: ...1 10 W unless otherwise specified kΩ 1000Ω MW 1000kΩ All 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 nu...

Page 33: ...SLV L56 L76HF L86HF 4 3 4 4 4 1 FRAME SCHEMATIC DIAGRAM FRAME ...

Page 34: ... DIAGRAMS HEAD AMP VIDEO AUDIO IO SERVO SYSTEM CONTROL TUNER MA 323 There are few cases that the part isn t mounted in this model is printed on this diagram MA 323 HEAD AMP VIDEO AUDIO IO SERVO SYSTEM CONTROL TUNER PRINTED WIRING BOARD Ref No MA 323 board 1 000 series ...

Page 35: ...5 IC203 D 3 IC340 B 11 IC360 D 10 IC420 I 7 IC501 B 9 IC600 I 2 IC601 J 2 IC602 D 9 IC750 H 13 IC901 B 2 Q100 F 11 Q101 F 3 Q102 G 6 Q103 H 6 Q104 E 6 Q105 H 9 Q201 E 4 Q202 D 7 Q203 D 7 Q204 C 3 Q205 C 3 Q206 E 4 Q207 D 7 Q208 C 6 Q209 D 7 Q210 D 6 Q211 E 7 Q300 B 5 Q301 B 6 Q302 B 6 Q303 B 6 Q305 C 7 Q307 C 6 Q308 C 6 Q309 B 3 Q310 C 6 Q311 B 6 Q312 B 6 Q330 B 2 Q331 C 2 Q332 B 6 Q400 E 6 Q402 E...

Page 36: ...4 8 Waveforms 1 IC501 4 REC 5 IC501 REC PB 6 IC501 REC PB 2 IC501 REC 3 IC501 PB 4 IC501 REC PB 2 8 Vp p H 100 mVp p H 800 mVp p H 4 6 Vp p 2 V 2 2 Vp p H 5 2 Vp p 2 V ...

Page 37: ...SLV L56 L76HF L86HF 4 9 4 10 HEAD AMP MA 323 1 10 MA 323 HEAD AMP SCHEMATIC DIAGRAM See page 4 5 for printed wiring board Ref No MA 323 board 1 000 series ...

Page 38: ...UDIO SCHEMATIC DIAGRAM See page 4 5 for printed wiring board Ref No MA 323 board 1 000 series VIDEO AUDIO MA 323 2 10 Note The components identified by mark or dotted line with mark are critical for safety Replace only with part number specified ...

Page 39: ... IC201 º PB 7 IC202 5 REC PB 8 IC202 4 REC PB 9 IC201 REC PB º IC201 REC PB 2 IC201 6 REC 3 IC201 7 PB 4 IC201 REC 5 IC202 8 REC PB 840 mVp p H 1 Vp p H 2 2 Vp p H 5 Vp p H 640 mVp p H 400 mVp p H 360 mVp p H 560 mVp p H 840 mVp p H 370 mVp p H 440 mVp p H REC 250 mVp p H PB 300 mVp p H REC 400 mVp p H PB 500 mVp p H IC201 º REC PB 1 1 Vp p 3 582056 MHz ...

Page 40: ... REC PB 8 IC161 REC PB 9 IC161 ª REC PB º IC161 REC PB 2 IC161 REC 3 IC161 REC 4 IC161 REC PB 5 IC161 ª REC PB 4 9 Vp p 2 V 5 Vp p 2 V 5 Vp p 2 V 4 2 Vp p 360 Hz 4 7 Vp p 2 V 4 Vp p 1 kHz 2 Vp p H 2 4 Vp p 17 734475 MHz 2 2 Vp p 32 768 kHz 3 2 Vp p 10 MHz ...

Page 41: ...SLV L56 L76HF L86HF 4 17 4 18 MA 323 SYSTEM CONTROL SCHEMATIC DIAGRAM See page 4 5 for printed wiring board Ref No MA 323 board 1 000 series SYSTEM CONTOROL MA 323 3 10 ...

Page 42: ... 323 4 10 MA 323 SERVO CONTROL SCHEMATIC DIAGRAM See page 4 5 for printed wiring board Ref No MA 323 board 1 000 series Note The components identified by mark or dotted line with mark are critical for safety Replace only with part number specified ...

Page 43: ...SLV L56 L76HF L86HF 4 21 4 22 MA 323 Hi Fi AUDIO SCHEMATIC DIAGRAM See page 4 5 for printed wiring board Ref No MA 323 board 1 000 series Hi Fi AUDIO MA 323 5 10 ...

Page 44: ...SLV L56 L76HF L86HF 4 23 4 24 MA 323 IO SCHEMATIC DIAGRAM See page 4 5 for printed wiring board Ref No MA 323 board 1 000 series IO MA 323 6 10 ...

Page 45: ...SLV L56 L76HF L86HF MA 323 TUNER SCHEMATIC DIAGRAM See page 4 5 for printed wiring board Ref No MA 323 board 1 000 series 4 25 4 26 TUNER MA 323 7 10 ...

Page 46: ...SLV L56 L76HF L86HF 4 27 4 28 MA 323 MODE CONTROL SCHEMATIC DIAGRAM See page 4 5 for printed wiring board Ref No MA 323 board 1 000 series MODE CONTROL MA 323 8 10 ...

Page 47: ...SLV L56 L76HF L86HF 4 29 4 30 MA 323 FL DRIVER SCHEMATIC DIAGRAM See page 4 5 for printed wiring board Ref No MA 323 board 1 000 series FL DRIVER MA 323 9 10 ...

Page 48: ...PPLY SCHEMATIC DIAGRAM See page 4 5 for printed wiring board Ref No MA 323 board 1 000 series POWER SUPPLY MA 323 10 10 Note The components identified by mark or dotted line with mark are critical for safety Replace only with part number specified ...

Page 49: ...There are few cases that the part isn t mounted in this model is printed on this diagram MF 312 BOARD CN407 B 2 CN408 C 2 D405 C 1 D480 A 1 D481 B 1 D490 B 2 D491 A 2 IC401 B 1 MODE CONTROL DM 76 MF 312 MA 323 VIDEO AUDIO I O SERVO SYSTEM CONTROL TUNER DM 76 MODE CONTROL POWER BLOCK HS 921SF1 L56 POWER BLOCK SR 708 L76HF L86HF POWER SUPPLY MF 312 MODE CONTROL FRONT IN ...

Page 50: ...in this model is printed on this diagram HS 921SF1 BOARD CN101 A 2 CN201 C 8 D101 B 4 D102 B 5 D104 B 6 D106 A 5 D201 B 7 D301 B 7 D302 C 8 D401 A 7 D501 C 7 IC101 B 5 IC201 A 7 MA 323 VIDEO AUDIO I O SERVO SYSTEM CONTROL TUNER DM 76 MODE CONTROL POWER BLOCK HS 921SF1 L56 POWER BLOCK SR 708 L76HF L86HF POWER SUPPLY MF 312 MODE CONTROL FRONT IN POWER SUPPLY HS 921SF1 ...

Page 51: ...F C103 330pF 250V C106 330pF 250V C104 330pF 250V D101 S1NB60 AC IN CN101 F101 250V 2A C101 0 1µF 250V Z101 C102 0 1µF 250V R101 470K 1 2W L101 18mH 0 5A L102 18mH 0 5A 1 2 05 PC101 TLP721F R202 1K R201 150 C207 1µF 50V IC201 AN1431T IC201 SHUNT REG R203 1 8K RV201 200 R205 1 2K C501 220µF 25V C202 220µF 25V C203 0 01µF C201 330µF 35V D201 21DQ04 D301 S2LA20 C301 330µF 35V C401 47µF 50V C302 220µF...

Page 52: ...del is printed on this diagram SR 708 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 323 VIDEO AUDIO I O SERVO SYSTEM CONTROL TUNER DM 76 MODE CONTROL POWER BLOCK HS 921SF1 L56 POWER BLOCK SR 708 L76HF L86HF POWER SUPPLY MF 312 MODE CONTROL FRONT IN POWER SUPPLY SR 708 ...

Page 53: ... 0 01µF C114 0 1µF C109 180µF 450V 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 6...

Page 54: ...NTHREAD PB PAUSE SLOW 2 CUE REVIEW REC PAUSE REW ING ING RF SWP MA 323 O 1 1 1 1 1 1 1 1 1 1 1 IC161 QVD MA 323 O L L L 2 3 3 3 3 3 L L IC161 C SYNC MA 323 I 4 4 4 4 4 4 4 4 4 4 4 IC161 5 1 SYSTEM CONTROL VIDEO BLOCK INTERFACE MA 323 BOARD IC161 1 25 Hz pulse with 50 duty cycle Synchronized with rotation of drum 2 Normal PB L V period H pulse when 1 3 V period H pulse 4 Composite Sync signal posit...

Page 55: ...3 3 3 3 H L IC161 S REEL MA 323 I H L H L H L 3 3 H L 3 3 3 H L 3 3 3 3 3 H L IC161 ª END LED MA 323 O 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 IC161 O D CAP RVS MA 323 I L H L H L H L H H H H H L H H IC161 T SENS MA 323 I 4 4 4 6 6 6 6 6 6 6 6 6 6 6 6 6 IC161 S SENS MA 323 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 323 BOARD IC161 1 Uncertainty 2 L when erasing...

Page 56: ...ut terminal for automatic tracking IC161 A MUTE MA 323 O Hi Z Hi Z Hi Z Hi Z H H H H H L L IC161 ª O D AF REC P MA 292 O H H H H H H H H H L H IC161 º AF SWP MA 292 O 1 1 1 1 1 1 1 1 1 1 1 IC161 FULL ERASE MA 292 O H H H H H H H H H L H IC161 O D AF REC MA 323 O L L L L L L L L L H H IC161 ª REC P MA 323 O L L L L L L L L L H L IC161 1 25 Hz PAL N 30 Hz NTSC 50 duty pulse approx 5 msec delayed fro...

Page 57: ...T O OSD dot clock oscillator output 52 4FSC IN I OSD 4fsc oscillator terminal input 53 4FSC OUT O OSD 4fsc oscillator terminal output 54 CSYNC I Composite Sync signal input 55 REC PRF I Erasing protection tab Cassette in detection 56 IIC DATA O EEP ROM Hifi IC Tuner Serial communication signal IIC DATA 57 IIC CLOCK O EEP ROM Hifi IC Tuner Serial communication signal IIC CLOCK 58 DRUM QR O Drum mot...

Page 58: ...6 2 Mode Codes in Case of Error Display tube lower 5 digits A B Code Description 0 NO ERROR 1 CAM ENCODER ERROR LOAD DIRECTION 2 CAM ENCODER ERROR UNLOAD DIRECTION 3 T REEL ERROR 4 S REEL ERROR 5 CAPSTAN ERROR 6 DRUM ERROR 7 INITIALIZE ERROR 8 CASSETTE UNLOADING ERROR 9 RESERVED Code Description 0 EJECT POWER ON 1 EJECT POWER OFF 2 UNLOAD STOP 3 STOP POWER ON 4 POWER OFF CASSETTE IN 5 F FWD 6 REW ...

Page 59: ...wn in the following diagram During the adjustment see the Parts Arrangement Diagram for Adjustments on Page 7 6 Fig 7 2 2 2 1 4 Alignment Tapes Alignment Tape KRV 51N2 KRV 51P 2 1 3 Set up of Adjustment In this adjustment PAL N or NTSC pattern generator is connected with LINE input signal terminal When check to tuner connected AERIAL terminal Check that the amplitudes of video signal SYNC signal o...

Page 60: ...sition adjustment mode 2 Check appear A P on FL display 3 Using the channel and buttons adjust to 6 5 0 5 H 4 Press the pause button Fig 7 2 3 Mode E E Measuring Instrument Digital voltmeter 10 V check Measurement Point Pin 9 of CN600 Specified Value 10 3 0 8 V 6 V check Measurement Point Pin 7 8 of CN600 Specified Value 5 9 0 2 V 13 V check Measurement Point Pin 2 3 of CN600 Specified Value 13 3 ...

Page 61: ...heck appear A H on FL display 4 Using the channels and buttons minimize a chipped por tion At this time confirm that a noisy sound is not heard 5 Press the pause button Fig 7 2 5 2 Frequency Responce Check Purpose Confirm that the frequency characteristic is within the specifica tion Mode REC and PB SP LP mode Signal 400 Hz 7 5 dBs 20 Hz 7 5 dBs 20 kHz 7 5 dBs Measurement point Audio output termin...

Page 62: ...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 service manual of VHS MECHANICAL ADJUSTMENT VI 2 E E Output Level Check Purpose Confirm that the output level against the reference input is within the specification Mode E E Signal L R 400 Hz 7 5 dBs Measurement point Audio output terminal...

Page 63: ...al Short Measurement point Audio output terminal Measurement equipment Audio noise meter Specified value 46 0 dBs or less Confirmation Method 1 Connect 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 46 0 dBs 2 6 PARTS ARRANGEMENT DIAGRAM FOR ADJUSTMENTS MA 323 BOARD Side A HS 921SF1 BOARD Side A SR 708 BOARD Side A...

Page 64: ...8 A DM 76 BOARD COMPLETE L56 L76HF 13 A 6791 575 A MF 312 BOARD COMPLETE L56 L76HF 13 A 6791 589 A MF 312 BOARD COMPLETE L86HF 14 1 783 568 11 CABLE FLAT FMF 23 15 3 052 716 11 CASE UPPER 16 3 710 901 61 SCREW TAPPING 17 1 418 550 11 COMMANDER STANDARD RMT V247E L56 17 1 418 550 21 COMMANDER STANDARD RMT V247F L76HF L86HF 18 3 709 133 11 COVER BATTERY for RMT V247E V247F 1 X 3949 736 1 PANEL ASSY ...

Page 65: ...BOARD COMPLETE L56 56 1 468 311 21 POWER BLOCK SR 708 L76HF L86HF 56 1 468 312 21 POWER BLOCK HS 921SF1 L56 57 1 791 157 11 CORD POWER 58 3 977 139 71 PANEL REAR 61 3 979 112 01 SCREW SW BVTP 3X10 62 X 3947 568 1 TC N17S ASSY not supplied not supplied not supplied not supplied not supplied 1 1 51 52 53 56 57 58 51 52 52 52 52 52 52 61 62 The components identified by mark or dotted line with mark a...

Page 66: ... 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 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...

Page 67: ...60 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 328 E SHUTTLE T BLOCK ASSY 766 3 977 501 01 PLATE LUMINOUS 767 X 3943 899 8 GROUND ASSY SHAFT 768 8 839 037 04 DRUM ASSY DZH 74E Z RP L56 768 8 839 045 02 DRUM ASSY DZH 95A Z RP L76HF L86HF 771 A 6746 074 G ROLLER BLOCK ASSY HC ...

Page 68: ...UBBER 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 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...

Page 69: ...91 953 A MA 323 BOARD COMPLETE L56 Ref No 1 000 Series 3 960 273 01 SPACER TOP END 3 960 274 01 SPACER LED 3 966 865 01 BASE INDICATION TUBE CAPACITOR C100 1 163 009 11 CERAMIC CHIP 0 001uF 10 50V C101 1 163 009 11 CERAMIC CHIP 0 001uF 10 50V C102 1 163 251 11 CERAMIC CHIP 100PF 5 50V C103 1 163 251 11 CERAMIC CHIP 100PF 5 50V C104 1 128 057 11 ELECT 330uF 20 6 3V C106 1 124 589 11 ELECT 47uF 20 1...

Page 70: ... CERAMIC CHIP 5PF 0 25PF 50V C259 1 164 232 11 CERAMIC CHIP 0 01uF 50V L86HF C261 1 164 232 11 CERAMIC CHIP 0 01uF 50V L86HF C262 1 163 263 11 CERAMIC CHIP 330PF 5 50V C263 1 163 239 11 CERAMIC CHIP 33PF 5 50V C264 1 163 038 00 CERAMIC CHIP 0 1uF 25V C265 1 163 037 11 CERAMIC CHIP 0 022uF 10 25V C266 1 117 720 11 CERAMIC CHIP 4 7uF 10V L86HF C302 1 126 157 11 ELECT 10uF 20 16V C303 1 164 232 11 CE...

Page 71: ... 1 163 037 11 CERAMIC CHIP 0 022uF 10 25V C507 1 163 037 11 CERAMIC CHIP 0 022uF 10 25V C508 1 163 037 11 CERAMIC CHIP 0 022uF 10 25V C509 1 163 235 11 CERAMIC CHIP 22PF 5 50V C510 1 163 037 11 CERAMIC CHIP 0 022uF 10 25V C511 1 163 037 11 CERAMIC CHIP 0 022uF 10 25V C512 1 163 235 11 CERAMIC CHIP 22PF 5 50V C513 1 163 037 11 CERAMIC CHIP 0 022uF 10 25V C514 1 163 037 11 CERAMIC CHIP 0 022uF 10 25...

Page 72: ...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 C902 1 126 935 11 ELECT 470uF 20 6 3V C904 1 104 664 11 ELECT 47uF 20 16V C906 1 126 160 11 ELECT 1u...

Page 73: ...6HF JS202 1 216 065 00 METAL CHIP 4 7K 5 1 10W JS204 1 216 295 00 METAL CHIP 0 5 1 10W JS302 1 216 295 00 METAL CHIP 0 5 1 10W L56 JS304 1 216 295 00 METAL CHIP 0 5 1 10W L76HF L86HF JS308 1 216 295 00 METAL CHIP 0 5 1 10W JS309 1 216 295 00 METAL CHIP 0 5 1 10W JS360 1 216 296 00 METAL CHIP 0 5 1 8W JS364 1 216 296 00 METAL CHIP 0 5 1 8W L56 JS400 1 216 295 00 METAL CHIP 0 5 1 10W JS401 1 216 295...

Page 74: ...1 249 400 11 CARBON 39 5 1 4W R108 1 249 400 11 CARBON 39 5 1 4W R109 1 247 807 31 CARBON 100 5 1 4W R110 1 216 051 00 METAL CHIP 1 2K 5 1 10W R111 1 216 073 00 METAL CHIP 10K 5 1 10W R112 1 216 073 00 METAL CHIP 10K 5 1 10W R113 1 216 061 00 METAL CHIP 3 3K 5 1 10W R114 1 216 049 00 METAL CHIP 1K 5 1 10W R115 1 216 049 00 METAL CHIP 1K 5 1 10W R116 1 247 863 91 CARBON 22K 5 1 4W R117 1 216 065 00...

Page 75: ... 10W L86HF R235 1 249 413 11 CARBON 470 5 1 4W R236 1 247 863 91 CARBON 22K 5 1 4W R237 1 216 105 91 RES CHIP 220K 5 1 10W R238 1 216 065 00 METAL CHIP 4 7K 5 1 10W R240 1 216 041 00 METAL CHIP 470 5 1 10W R241 1 249 421 11 CARBON 2 2K 5 1 4W R242 1 216 113 00 METAL CHIP 470K 5 1 10W R243 1 216 049 00 METAL CHIP 1K 5 1 10W R301 1 216 065 00 METAL CHIP 4 7K 5 1 10W R302 1 216 065 00 METAL CHIP 4 7K...

Page 76: ...6 073 00 METAL CHIP 10K 5 1 10W R517 1 216 073 00 METAL CHIP 10K 5 1 10W R600 1 249 417 11 CARBON 1K 5 1 4W R601 1 216 430 11 METAL OXIDE 390 5 1W F R602 1 249 417 11 CARBON 1K 5 1 4W R603 1 216 061 00 METAL CHIP 3 3K 5 1 10W R604 1 216 065 00 METAL CHIP 4 7K 5 1 10W R605 1 249 414 11 CARBON 560 5 1 4W R606 1 247 815 91 CARBON 220 5 1 4W R607 1 247 815 91 CARBON 220 5 1 4W R608 1 216 471 11 METAL ...

Page 77: ...ACK J481 1 766 861 11 JACK PIN 3P LINE 2 IN L86HF JUMPER RESISTOR JR400 1 216 296 00 METAL CHIP 0 5 1 8W JR401 1 216 296 00 METAL CHIP 0 5 1 8W L86HF JS494 1 216 295 00 METAL CHIP 0 5 1 10W L86HF RESISTOR R401 1 216 029 00 METAL CHIP 150 5 1 10W R402 1 216 295 00 METAL CHIP 0 5 1 10W R403 1 216 295 00 METAL CHIP 0 5 1 10W R480 1 216 022 00 METAL CHIP 75 5 1 10W L86HF R490 1 216 295 00 METAL CHIP 0...

Page 78: ...ASSY DZH 95A Z RP L76HF L86HF 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 1 418 550 11 COMMANDER STANDARD RMT V247E L56 1 418 550 21 COMMANDER STANDARD RMT V247F L76HF L86HF 1 696 592 11 C...

Page 79: ... 114 SLV L56 L76HF L86HF Sony Corporation Home Video Company 9 921 725 11 99E05032 1D Printed in Japan 1999 5 Published by Quality Assurance Dept ...

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