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MICROFILM

SERVICE MANUAL

Korean Model

SLV-ED7KR

Philippine Model

SLV-ED1PL/ED4PL/ED8PL

RMT-V247B/V248

VIDEO CASSETTE RECORDER

SLV-ED1PL/ED4PL/ED7KR/ED8PL

G

• Refer to the SERVICE MANUAL of VHS MECHANICAL

ADJUSTMENTS

VI

for MECHANICAL ADJUSTMENTS.

(9-921-647-11)

* The abbreviations of ED1, ED4, ED7 and ED8 contained in this service manual

are indicated when these models are common to all their corresponding mod-
els as given below.

Photo: SLV-ED1PL

S MECHANISM

ED1PL

ED1

Abbreviated
model name

All model

names

SLV-

ED4PL

ED4

ED7KR

ED7

ED8PL

ED8

SPECIFICATIONS

– Continued on next page –

Inputs and outputs

LINE-1 IN

VIDEO IN, phono jack (1)
Input signal: 1 Vp-p, 75 ohms, unbalanced,
sync negative
AUDIO IN, phono jack (1) (ED1/ED4)
AUDIO IN, phono jack (2) (ED7/ED8)
Input level: 327 mVrms
Input impedance: more than 47 kilohms

LINE-2 IN (ED7/ED8)

VIDEO IN, phono jack (1)
Input signal: 1 Vp-p, 75 ohms, unbalanced,
sync negative
AUDIO IN, phono jack (2)
Input level: 327mVrms
Input impedane: more than 47 kilohms

LINE OUT

VIDEO OUT, phono jack (1)
Output signal: 1 Vp-p, 75 ohms, unbal-
anced, sync negative
AUDIO OUT, phono jack (1) (ED1/ED4)
AUDIO OUT, phono jack (2) (ED7/ED8)
Standard output: 327 mVrms
Load impedance; 47 kilohms
Output impedance: less than 10 kilohms

Timer section

Clock

Quartz locked

Timer indication

12-hour cycle

Timer setting

8 programs per month (max.)

Power back-up

Built-in self-charging capacitor
Back-up duration: up to 1 hour at a time

General

Power requirements

110 – 240 V AC, 50/60 Hz

Power consumption

19W (ED1/ED4)
22W (ED7/ED8)

Operating temperature

5 ˚C to 40 ˚C

Storage temperature

–20 ˚C to 60 ˚C

System

Format

VHS NTSC standard

Video recording system

Rotary head helical scanning FM system

Video heads

Double azimuth two heads

Video signal

NTSC color, EIA standards

Tape speed

SP: 33.35 mm/s
EP: 11.11 mm/s
LP: 16.67 mm/s, playback only

Maximum recording
playback time

8 hrs. in EP mode (with T-160 tape)

Fast-forward and rewind time

Approx. 3 min. (with T-120 tape)

Tuner section

Channel coverage

VHF 2 to 13
UHF 14 to 69
CATV A-8 to A-1, A to W, W

+

1 to W

+

84

Antenna

75-ohm antenna terminal for VHF/UHF

Ver 1.0 1998. 08

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2
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Содержание SLV-ED1PL

Страница 1: ...Input impedane more than 47 kilohms LINE OUT VIDEO OUT phono jack 1 Output signal 1 Vp p 75 ohms unbal anced sync negative AUDIO OUT phono jack 1 ED1 ED4 AUDIO OUT phono jack 2 ED7 ED8 Standard output 327 mVrms Load impedance 47 kilohms Output impedance less than 10 kilohms Timer section Clock Quartz locked Timer indication 12 hour cycle Timer setting 8 programs per month max Power back up Built i...

Страница 2: ... 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 CRITICAL TO SAFE OPERATION REPLACE THESE COMPONENTS WITH SONY PARTS WHOSE PART NUMBERS APPEAR AS SHOWN IN THIS MANUAL OR IN SUPPLEMENTS PUB LISHED BY SONY Feature Difference SLV ED1PL ED4PL ED7KR ED8PL FEATURE HE...

Страница 3: ...C PIN FUNCTION DESCRIPTION 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 Tuner Timer Control Microprocessor Pin Function MA 323 board IC161 5 4 5 6 Korean S...

Страница 4: ...e 2 2 Pinch 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 ...

Страница 5: ...1 1 SECTION 1 GENERAL This section is extracted from SLV ED1PL instruction manual SLV ED1 ED4 ED7 ED8 ...

Страница 6: ...1 2 ...

Страница 7: ...1 3 ...

Страница 8: ...1 4 ...

Страница 9: ...1 5 ...

Страница 10: ...1 6 ...

Страница 11: ...1 7 ...

Страница 12: ...1 8 ...

Страница 13: ...1 9 ...

Страница 14: ...1 10 1 10 E ...

Страница 15: ...CTION REMOVAL SECTION 2 DISASSEMBLY SLV ED1 ED4 ED7 ED8 1 Two tapping screws 2 Two tapping screws 3 Upper case 2 NK 11 board ED7 1 Connector CN751 2 Harness 6 Two claws 5 Three claws 4 Claw 3 Claw ED4 ED7 ED8 7 Rear panel 1 Power cord 2 Flat cable CN105 1 Flat cable CN424 ED4 ED7 ED8 4 Three claws 5 Three claws 6 Front panel section ED7 ED8 3 Connector CN423 ...

Страница 16: ...4 ED7 ED8 2 Power cord CN101 3 1 Flat cable 4 Connector ACE head Mechanism deck 5 Connector FE head 2 Connector CN101 ED1 9 Two screws BVTP3 12 º Screw BVTP3 12 8 Screw B3 3 Flexible board ED4 ED7 ED8 Note When mounting the mechanism deck first align mark on the rotary switch 6 Screw B3 7 Earth lug 1 Five screws B3 2 MA 323 board ...

Страница 17: ...036 04 ED4 Drum assembly M901 DZH 94A ZRP R 8 839 044 02 ED7 ED8 Drum assembly M901 DZH 71D R 1 759 455 11 ED1 Drum assembly M901 DZH 73D Z RP 8 839 036 04 ED4 Drum assembly M901 DZH 94A ZRP R 8 839 044 02 ED7 ED8 ACE head assembly A 6759 620 A Q100 Tape top sensor 8 729 043 84 FE head 1 500 144 11 D102 Tape top end LED 8 719 048 26 Q101 Tape end sensor 8 729 043 84 ...

Страница 18: ...O I O SERVO SYSTEM CONTROL TUNER DS 80 MODE CONTROL POWER BLOCK HS 921SF POWER SUPPLY MA 323 VIDEO AUDIO I O SERVO SYSTEM CONTROL TUNER DM 76 MODE CONTROL POWER BLOCK HS 921SF1 ED4 POWER BLOCK SR 708 ED7 ED8 POWER SUPPLY NK 11 ED7 KOREAN STEREO MF 312 MODE CONTROL FRONT IN ...

Страница 19: ...SLV ED1 ED4 ED7 ED8 3 1 3 2 SECTION 3 BLOCK DIAGRAM 3 1 OVERALL BLOCK DIAGRAM ...

Страница 20: ...3 4 3 2 VIDEO1 BLOCK DIAGRAM 2 8 Vp p H 2 2 Vp p H 4 6 Vp p 2 V 5 2 Vp p 2 V 100m Vp p H 800m Vp p H IC501 4 REC IC501 REC PB IC501 REC IC501 REC PB IC501 REC IC501 PB SLV ED1 ED4 ED7 ED8 ...

Страница 21: ... p H 2 2 Vp p H 1 Vp p H 440m Vp p H REC 470m Vp p H PB 260m Vp p H 560m Vp p H REC 400m Vp p H PB 500m Vp p H REC 250m Vp p H PB 300m Vp p H 360m Vp p H IC201 REC PB IC2014PB IC2016REC IC2017PB IC201 REC IC201 º PB IC201 REC PB IC161 REC PB IC161 REC PB IC201 REC PB IC201 º REC IC201 REC PB IC201 REC PB IC201 4 REC PB IC202 1 REC PB IC202 8 REC PB IC202 5 REC PB ...

Страница 22: ...TROL BLOCK DIAGRAM 3 7 4 9 Vp p 2 V 3 2 Vp p 10 MHz 4 2 Vp p 360 Hz 4 7 Vp p 2 V 2 2 Vp p 32 768 kHz 4 Vp p 1 kHz 5 Vp p 2 V 5 Vp p 2 V IC161 REC PB IC161 REC PB IC161 REC PB IC161 ª REC PB IC161 ª REC PB IC161 º REC PB IC161 REC PB IC161 REC PB ...

Страница 23: ...SLV ED1 ED4 ED7 ED8 3 10 3 9 3 5 AUDIO BLOCK DIAGRAM ...

Страница 24: ...SLV ED1 ED4 ED7 ED8 3 12 3 6 TUNER BLOCK DIAGRAM 3 11 740m Vp p 24 576 MHz IC1 REC PB ...

Страница 25: ...SLV ED1 ED4 ED7 ED8 3 14 3 13 3 7 MODE CONTROL BLOCK DIAGRAM ...

Страница 26: ...SLV ED1 ED4 ED7 ED8 3 16 E 3 8 POWER BLOCK DIAGRAM 3 15 ...

Страница 27: ...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 measurement point Readi...

Страница 28: ...SLV ED1 ED4 ED7 ED8 4 3 4 4 4 1 FRAME SCHEMATIC DIAGRAM FRAME ...

Страница 29: ...D AMP SCHEMATIC DIAGRAM See page 4 9 to 4 10 for printed wiring board Ref No MA 323 board 2 000 series HEAD AMP MA 323 1 10 Waveforms 1 IC501 4 REC 2 IC501 REC 3 IC501 PB 4 IC501 REC PB 5 IC501 REC PB 6 IC501 REC PB 2 8 Vp p H 100m Vp p H 800m Vp p H 4 6 Vp p 2 V 2 2 Vp p H 5 2 Vp p 2 V ...

Страница 30: ... D104 I 5 D105 J 13 D106 G 9 D130 I 4 D163 I 6 D164 I 7 D165 H 6 D305 B 5 D306 D 12 D307 B 5 D401 J 1 D402 E 8 D403 E 7 D600 H 1 D601 H 1 D602 H 1 D603 I 2 D604 H 5 D701 C 12 D702 C 12 D704 E 12 D908 A 4 D909 A 4 IC130 I 4 IC161 H 8 IC162 I 11 IC163 H 11 IC201 D 5 IC202 E 5 IC203 D 3 IC340 B 11 IC360 D 10 IC400 J 9 IC420 I 7 IC501 B 9 IC600 I 2 IC601 J 2 IC602 D 9 IC750 H 13 IC901 B 2 Q100 F 11 Q1...

Страница 31: ...TED WIRING BOARD Ref No MA 323 board 2 000 series HEAD AMP VIDEO AUDIO IO SERVO SYSTEM CONTROL TUNER MA 323 MA 323 BOARD 1 669 809 12 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 ON TOUCH TUNING ON TOUCH TUNING SP EP INPUT SELECT EASY TIMER CHANNEL CHANNEL EASY TIMER CHANNEL CHANNEL PAUSE REC R L VIDEO AUDIO LINE 1 IN LINE OUT VHF UHF IN OUT RF UNIT CH3 CH4 POWER POWER ...

Страница 32: ...4 9 to 4 10 for printed wiring board Ref No MA 323 board 2 000 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 Y CCD CLAMP AUDIO SEARCH OUT AUDIO BYPASS PB APC REC AFC ...

Страница 33: ...IC201 REC PB º IC201 REC PB 6 IC202 1 REC PB IC201 REC PB IC201 REC PB IC201 º PB IC201 REC PB IC201 º REC 840m Vp p H 400m Vp p H 840m Vp p H 370m Vp p H REC 250m Vp p H PB 300m Vp p H REC 400m Vp p H PB 500m Vp p H 360m Vp p H 560m Vp p H REC 470m Vp p H PB 260m Vp p H 440m Vp p H 1 Vp p H 2 2 Vp p H 5 Vp p H 640m Vp p H 1 1 Vp p 3 58 MHz ...

Страница 34: ...REC PB 5 IC161 ª REC PB 7 IC161 REC PB 8 IC161 REC PB 9 IC161 ª REC PB º IC161 REC PB 6 IC161 º REC PB SLV ED1 ED4 ED7 ED8 4 9 Vp p 2 V 5 Vp p 2 V 5 Vp p 2 V 4 7 Vp p 2 V 4 Vp p 1 kHz 2 Vp p H 4 2 Vp p 360 Hz 2 4 Vp p 14 318 MHz 2 2 Vp p 32 768 kHz 3 2 Vp p 10 MHz ...

Страница 35: ...SLV ED1 ED4 ED7 ED8 4 15 4 16 MA 323 SYSTEM CONTROL SCHEMATIC DIAGRAM See page 4 9 to 4 10 for printed wiring board Ref No MA 323 board 2 000 series SYSTEM CONTOROL MA 323 3 10 ...

Страница 36: ... SCHEMATIC DIAGRAM See page 4 9 to 4 10 for printed wiring board Ref No MA 323 board 2 000 series SERVO CONTROL MA 323 4 10 Note The components identified by mark or dotted line with mark are critical for safety Replace only with part number specified ...

Страница 37: ...SLV ED1 ED4 ED7 ED8 4 19 4 20 MA 323 Hi Fi AUDIO SCHEMATIC DIAGRAM See page 4 9 to 4 10 for printed wiring board Ref No MA 323 board 2 000 series SLV ED7 ED8 Hi Fi AUDIO MA 323 5 10 ...

Страница 38: ...SLV ED1 ED4 ED7 ED8 4 21 4 22 MA 323 IO SCHEMATIC DIAGRAM See page 4 9 to 4 10 for printed wiring board Ref No MA 323 board 2 000 series IO MA 323 6 10 ...

Страница 39: ...SLV ED1 ED4 ED7 ED8 4 23 4 24 MA 323 TUNER SCHEMATIC DIAGRAM See page 4 9 to 4 10 for printed wiring board Ref No MA 323 board 2 000 series TUNER MA 323 7 10 ...

Страница 40: ...SLV ED1 ED4 ED7 ED8 4 25 4 26 MA 323 MODE CONTROL SCHEMATIC DIAGRAM See page 4 9 to 4 10 for printed wiring board Ref No MA 323 board 2 000 series MODE CONTROL MA 323 8 10 ...

Страница 41: ...SLV ED1 ED4 ED7 ED8 4 27 4 28 MA 323 FL DRIVER SCHEMATIC DIAGRAM See page 4 9 to 4 10 for printed wiring board Ref No MA 323 board 2 000 series FL DRIVER MA 323 9 10 ...

Страница 42: ... SCHEMATIC DIAGRAM See page 4 9 to 4 10 for printed wiring board Ref No MA 323 board 2 000 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 ...

Страница 43: ...INTED WIRING BOARD AND SCHEMATIC DIAGRAM Ref No DS 80 board 2 000 series SLV ED1 MA 323 VIDEO AUDIO I O SERVO SYSTEM CONTROL TUNER DS 80 MODE CONTROL POWER BLOCK HS 921SF POWER SUPPLY MODE CONTROL DS 80 DS 80 BOARD 1 669 810 12 12 STOP PLAY FF REW ...

Страница 44: ...ety Replace only with part number specified There are few cases that the part isn t mounted in this model is printed on this diagram Waveform 1 IC1 REC PB 740m Vp p 24 576 MHz MA 323 VIDEO AUDIO I O SERVO SYSTEM CONTROL TUNER DM 76 MODE CONTROL POWER BLOCK HS 921SF1 ED4 POWER BLOCK SR 708 ED7 ED8 POWER SUPPLY NK 11 ED7 KOREAN STEREO MF 312 MODE CONTROL FRONT IN NK 11 BOARD SIDE A 1 669 815 11 11 0...

Страница 45: ... MF 312 board 1 000 series SLV ED4 ED7 ED8 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 DM 76 BOARD PAUSE EJECT REW FF REW FF PLAY STOP REC 1 669 812 12 12 05 MF 312 BOARD 1 669 811 12 12 A B C 1 2 05 VIDEO L R AUDIO LINE 2 IN POWER POWER ...

Страница 46: ...K HS 921SF POWER SUPPLY MA 323 VIDEO AUDIO I O SERVO SYSTEM CONTROL TUNER DM 76 MODE CONTROL POWER BLOCK HS 921SF1 ED4 POWER BLOCK SR 708 ED7 ED8 POWER SUPPLY NK 11 ED7 KOREAN STEREO MF 312 MODE CONTROL FRONT IN There are few cases that the part isn t mounted in this model is printed on this diagram HS 921SF 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 D30...

Страница 47: ...0 1µF 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 2...

Страница 48: ... this model is printed on this diagram MA 323 VIDEO AUDIO I O SERVO SYSTEM CONTROL TUNER DM 76 MODE CONTROL POWER BLOCK HS 921SF1 ED4 POWER BLOCK SR 708 ED7 ED8 POWER SUPPLY NK 11 ED7 KOREAN STEREO MF 312 MODE CONTROL FRONT IN 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 ...

Страница 49: ... 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...

Страница 50: ...RCUIT INTERFACE MA 323 BOARD IC161 1 30 Hz pulse 2 Pulse at tape running 3 L when drum rotation stop 4 Unstable period pulse 5 Pulse of period in proportion to tape speed 6 360 Hz pulse 7 Pulse at tape running 8 Approx 2 msec period H or L pulse 9 Approx 1 5 msec period H or L pulse STOP TAPE TAPE REC REC Signal Pin No I O FF THREAD UNTHREAD PB PAUSE SLOW 2 CUE REVIEW REC PAUSE REW ING ING RF SWP ...

Страница 51: ...3 3 3 3 3 H L IC161 S REEL FG 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 T S 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 er...

Страница 52: ...gnal input 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 ERS 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 30 Hz 50 duty pulse approx 5 msec delayed from RF SW P ...

Страница 53: ...n 51 DOSC OUT O OSD dot clock oscillator output 52 4FSC OUT O OSD 4fsc oscillator terminal output 53 4FSC IN I OSD 4fsc oscillator terminal input 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 Q...

Страница 54: ...d analog 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 c...

Страница 55: ...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 ...

Страница 56: ...djustment see the Parts Arrangement Diagram for Adjustments on Page 7 6 Fig 7 2 2 2 1 4 Alignment Tapes Alignment Tape KRV 51N2 2 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 signal SYNC signal of picture portions and of burst signals are flat at appro...

Страница 57: ...the RF switching position 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 Sp...

Страница 58: ...eck 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 mode Signal 400 Hz 7 5 dBs 20 Hz 7 5 dBs 20 kHz 7 5 dBs Measurement point Audio output terminal M...

Страница 59: ... 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 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 termi...

Страница 60: ...nal 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 921SF 921SF1 BOARD Side A SR 708 BOARD...

Страница 61: ...ED1 ED4 ED7 ED8 The components identified by mark or dotted line with mark are criti cal for safety Replace only with part number speci fied Ref No Part No Description Remark Ref No Part No Description Remark 8 1 1 FRONT PANEL AND CABINET ASSEMBLIES ED1 9 8 9 11 12 10 7 6 2 3 4 5 1 1 X 3948 470 1 PANEL ASSY FRONT 2 3 953 432 01 SPRING GE FL 3 3 979 467 11 DOOR CASSETTE 4 3 943 995 01 EMBLEM NO 5 S...

Страница 62: ...t number speci fied not supplied not supplied not supplied not supplied 1 1 51 52 53 54 55 56 57 51 53 53 53 53 53 58 59 51 3 959 383 01 BASE R MD 52 1 783 566 11 CABLE FLAT FMD 12 53 3 970 608 21 SUMITITE B3 BV 54 1 468 312 11 POWER BLOCK HS 921SF 55 A 6791 640 A MA 323 BOARD COMPLETE 56 1 777 854 21 CORD POWER 57 3 051 393 01 PANEL M REAR 58 3 979 112 01 SCREW SW BVTP 3X10 59 X 3947 568 1 TC N17...

Страница 63: ... COMPLETE ED8 112 A 6791 588 A DM 76 BOARD COMPLETE ED4 ED7 113 A 6791 575 A MF 312 BOARD COMPLETE ED4 113 A 6791 589 A MF 312 BOARD COMPLETE ED7 ED8 114 1 783 568 11 CABLE FLAT FMF 23 115 3 710 901 11 SCREW TAPPING 116 3 977 136 21 CASE UPPER 117 1 475 616 31 COMMANDER STANDARD RMT V247B ED7 ED8 118 3 709 133 11 COVER BATTERY for RMT V247B ED7 ED8 119 1 475 613 11 COMMANDER STANDARD RMT V248 ED4 ...

Страница 64: ...WER BLOCK SR 708 ED7 ED8 156 1 468 312 21 HS 921SF1 ED4 157 1 777 857 22 CORD POWER ED4 ED8 157 1 782 752 11 CORD POWER ED7 158 3 977 139 41 PANEL REAR ED7 ED8 158 3 977 139 71 PANEL REAR ED4 161 3 979 112 01 SCREW SW BVTP 3X10 162 X 3947 568 1 TC N17S ASSY 8 1 4 CHASSIS ASSEMBLY ED4 ED7 ED8 The components identified by mark or dotted line with mark are criti cal for safety Replace only with part ...

Страница 65: ...K 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 TT 2 6X9 TAPER 7...

Страница 66: ...N 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 ED4 ED7 ED8 768 1 759 455 11 DRUM ASSY DZH 71D R ED1 768 8 839 044 02 DRUM ASSY DZH 94A ZRP R ED7 ED8 768 8 839 036 04 DRUM ASSY DZH 93D Z RP ED4 771 A 6746 074 G ROLLER...

Страница 67: ...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...

Страница 68: ...ITCH TACTILE FF ED4 ED7 S449 1 762 196 21 SWITCH TACTILE STOP ED4 ED7 S450 1 762 196 21 SWITCH TACTILE PLAY ED4 ED7 A 6794 527 A DS 80 BOARD COMPLETE ED1 Ref No 2 000 Series CONNECTOR CN452 1 691 066 21 HOUSING CONNECTOR 7P RESISTOR R451 1 216 053 00 METAL CHIP 1 5K 5 1 10W R452 1 216 053 00 METAL CHIP 1 5K 5 1 10W R453 1 216 057 00 METAL CHIP 2 2K 5 1 10W SWITCH S450 1 571 977 11 SWITCH TACTILE F...

Страница 69: ...7 11 CERAMIC CHIP 0 022uF 10 25V C232 1 164 004 11 CERAMIC CHIP 0 1uF 10 25V C233 1 163 251 11 CERAMIC CHIP 100PF 5 50V C234 1 163 038 00 CERAMIC CHIP 0 1uF 25V C235 1 163 989 11 CERAMIC CHIP 0 033uF 10 25V C236 1 163 038 00 CERAMIC CHIP 0 1uF 25V C237 1 126 157 11 ELECT 10uF 20 16V C238 1 117 720 11 CERAMIC CHIP 4 7uF 10V C239 1 163 038 00 CERAMIC CHIP 0 1uF 25V C240 1 163 038 00 CERAMIC CHIP 0 1...

Страница 70: ...589 11 ELECT 47uF 20 16V ED7 ED8 C382 1 163 016 00 CERAMIC CHIP 0 0039uF 10 50V ED7 ED8 C383 1 164 489 11 CERAMIC CHIP 0 22uF 10 16V ED7 ED8 C384 1 164 505 11 CERAMIC CHIP 2 2uF 16V ED7 ED8 C385 1 124 589 11 ELECT 47uF 20 16V ED7 ED8 C386 1 163 037 11 CERAMIC CHIP 0 022uF 10 25V ED7 ED8 C391 1 163 037 11 CERAMIC CHIP 0 022uF 10 25V ED7 ED8 C400 1 164 232 11 CERAMIC CHIP 0 01uF 50V ED1 C401 1 163 0...

Страница 71: ...60 11 ELECT 1uF 20 50V C907 1 126 160 11 ELECT 1uF 20 50V ED7 ED8 C908 1 126 160 11 ELECT 1uF 20 50V C909 1 126 160 11 ELECT 1uF 20 50V ED7 ED8 C911 1 126 934 11 ELECT 220uF 20 16V ED7 ED8 C911 1 124 589 11 ELECT 47uF 20 16V ED1 ED4 CONNECTOR CN101 1 568 954 11 PIN CONNECTOR 5P ED4 ED7 ED8 CN102 1 779 723 11 CONNECTOR BOARD TO BOARD 9P CN103 1 766 716 11 CONNECTOR BOARD TO BOARD 3P CN104 1 784 486...

Страница 72: ...08 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 2...

Страница 73: ... 47uH L601 1 410 509 11 INDUCTOR 10uH L602 1 410 513 11 INDUCTOR 22uH L701 1 410 501 11 INDUCTOR 2 2uH L703 1 410 501 11 INDUCTOR 2 2uH L704 1 410 501 11 INDUCTOR 2 2uH L706 1 414 938 21 INDUCTOR 47uH L751 1 410 509 11 INDUCTOR 10uH ED7 ED8 FLUORECENT INDICATOR ND420 1 517 734 11 TUBE FLUORESCENT INDICATOR PHOTO INTERRUPTER PH100 8 749 013 23 PHOTO INTERRUPTER GP3S120 PH101 8 749 013 23 PHOTO INTE...

Страница 74: ... 1 216 053 00 METAL CHIP 1 5K 5 1 10W R144 1 249 419 11 CARBON 1 5K 5 1 4W F ED1 R145 1 249 421 11 CARBON 2 2K 5 1 4W F ED1 R146 1 216 059 00 METAL CHIP 2 7K 5 1 10W R147 1 216 065 00 METAL CHIP 4 7K 5 1 10W R148 1 216 069 00 METAL CHIP 6 8K 5 1 10W R149 1 216 091 00 METAL CHIP 56K 5 1 10W R151 1 216 073 00 METAL CHIP 10K 5 1 10W R152 1 216 021 00 METAL CHIP 68 5 1 10W R153 1 216 065 00 METAL CHIP...

Страница 75: ...5 1 10W R318 1 216 689 11 METAL CHIP 39K 0 5 1 10W ED1 ED4 R319 1 216 041 00 METAL CHIP 470 5 1 10W R320 1 216 075 00 METAL CHIP 12K 5 1 10W ED1 ED4 R321 1 216 077 00 METAL CHIP 15K 5 1 10W ED7 ED8 R321 1 216 075 00 METAL CHIP 12K 5 1 10W ED1 ED4 R322 1 216 097 91 RES CHIP 100K 5 1 10W R323 1 216 097 91 RES CHIP 100K 5 1 10W R326 1 249 429 11 CARBON 10K 5 1 4W R327 1 216 073 00 METAL CHIP 10K 5 1 ...

Страница 76: ...5 1 249 417 11 CARBON 1K 5 1 4W F R706 1 216 049 00 METAL CHIP 1K 5 1 10W R707 1 212 893 00 FUSIBLE 330 5 1 4W F R708 1 216 113 00 METAL CHIP 470K 5 1 10W R709 1 216 295 00 METAL CHIP 0 5 1 10W R710 1 216 295 00 METAL CHIP 0 5 1 10W R711 1 216 295 00 METAL CHIP 0 5 1 10W R712 1 216 295 00 METAL CHIP 0 5 1 10W R713 1 216 295 00 METAL CHIP 0 5 1 10W R714 1 216 295 00 METAL CHIP 0 5 1 10W R725 1 216 ...

Страница 77: ...ED8 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 ED7 ED8 R490 1 216 295 00 METAL CHIP 0 5 1 10W ED7 ED8 R491 1 216 295 00 METAL CHIP 0 5 1 10W ED7 ED8 SWITCH S403 1 762 196 21 SWITCH TACTILE POWER A 6791 591 A NK 11 BOARD COMPLETE ED7 Ref No 1 000 Series CAPACITOR C003 1 107 8...

Страница 78: ...12 16 DIODE EG01 D104 9 980 073 01 DIODE 1SS270A D106 8 719 100 30 DIODE RD12ES D201 8 719 018 83 DIODE D2S4M D401 8 719 052 89 DIODE D1NL40 D501 8 719 026 52 DIODE 10ELS2 FUSE F101 1 532 388 31 FUSE 2 0A 250V IC IC101 9 939 634 01 IC MIP 164 IC201 8 759 420 19 IC AN1431T PHOTO COUPLER PC101 8 749 924 84 COUPLER PHOTO PS2561 1 468 311 21 POWER BLOCK SR 708 ED7 ED8 Ref No 4 000 Series CAPACITOR C11...

Страница 79: ... 813 11 MANUAL INSTRUCTION KOREAN ED7 3 861 815 11 MANUAL INSTRUCTION ENGLISH ED8 3 861 816 11 MANUAL INSTRUCTION ENGLISH ED4 3 861 817 11 MANUAL INSTRUCTION ENGLISH ED1 3 961 581 01 SHEET PROTECTION ED1 3 979 709 01 CUSHION ED1 3 979 710 01 SPACER ED1 3 987 410 33 INDIVIDUAL CARTON ED1 3 987 419 61 INDIVIDUAL CARTON ED4 3 987 420 71 INDIVIDUAL CARTON ED8 3 987 421 01 CUSHION ED4 ED7 ED8 The compo...

Страница 80: ... 116 Sony Corporation Home A V Products Company 9 921 694 11 SLV ED1 ED4 ED7 ED8 98H05060 1 Printed in Japan 1998 8 Published by General Engineering Dept Osaki East ...

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