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Sony SLV-L45AR Service Manual
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Sony SLV-L45AR Service Manual

Sony SLV-L45AR Service Manual

Video cassette recorder sony slv-l45ar; slv-l65hfar; slv-l75hfar
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SLV-L45AR/L65HFAR/L75HFAR
QQ
3 7 63 1515 0
SERVICE MANUAL
Ver 1.0 1998.07
Sistema
Formato
VHS PAL-N/NTSC estándar
Cobertura de canales
TE
VHF 2 a 13
L 13942296513
UHF 14 a 69
CATV A-8 a A-1, A a W,
W+1 a W+84
Antena
Terminal de antena de 75 ohmios para VHF/UHF
Entradas/salidas
LINE IN (SLV-L65HFAR)
LINE IN y LINE IN 2 (SLV-L45AR/L75HFAR)
VIDEO IN
Toma fonográfica (1) (SLV-L65HFAR)
Tomas fonográficas (1 por cada) (SLV-L45AR/L75HFAR)
Señal de entrada : 1 Vp-p, 75 ohmios,
desequilibrada, sincronización negativa
AUDIO IN
Tomas fonográficas (2, L/R) (SLV-L65HFAR)
Tomas fonográficas (1 por cada) (SLV-L45AR)
Tomas fonográficas (2 por cada, L/R) (SLV-L75HFAR)
Nivel de entrada : 327 m Vrms,
Impedancia de entrada : superior a
47 kiloohmios
LINE OUT
VIDEO OUT
Toma fonográfica (1)
Señal de Salida : 1 Vp-p, 75 ohmios,
desequilibrada, sincronización negativa
AUDIO OUT
Tomas fonográficas (2, L/R) (SLV-L65HFAR/L75HFAR)
Toma fonográfica (1) (SLV-L45AR)
Salida estándar : 327 m Vrms,
Impedancia de carga : 47 kiloohmios
Impedancia de salida : inferior a
www
10 kiloohmios
.
MICROFILM
http://www.xiaoyu163.com
x
ao
u163
y
i
http://www.xiaoyu163.com
2 9
8
Photo : SLV-L75HFAR
SPECIFICATIONS
General
Requisitos de alimentación
220 a 240 V CA, 50Hz
Consumo de energía
Q Q
18 W
3
6 7
1 3
Temperatura de funcionamiento
5˚C a 40˚C
Temperatura de almacenamiento
-20˚C a 60˚C
Dimensiones
Aprox. 360 x 97 x 298 mm (an /al / fn)
incluidas las piezas y controles
sobresalientes
Masa
Aprox. 3,7 kg
Accesorios suministrados
Control remoto (1)
Pilas tipo R6 (tamaño AA) (2)
Cable de antena (1)
Cable de audio / video (1)
(sólo el modelo SLV-L65HFAR/L75HFAR)
Cable de alimentación de CA (1)
Diseño y especificaciones sujetos a modificaciones sin previo aviso.
J VIDEO CASSETTE RECORDER
N-PAL NTSC
.
9 4
2 8
RMT-V241/V242V
Argentina Model
1 5
0 5
8
2 9
9 4
m
co
9 9
2 8
9 9

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Summary of Contents for Sony SLV-L45AR

  • Page 1 Aprox. 360 x 97 x 298 mm (an /al / fn) Entradas/salidas incluidas las piezas y controles LINE IN (SLV-L65HFAR) sobresalientes LINE IN y LINE IN 2 (SLV-L45AR/L75HFAR) Masa VIDEO IN Aprox. 3,7 kg Toma fonográfica (1) (SLV-L65HFAR) Accesorios suministrados Tomas fonográficas (1 por cada) (SLV-L45AR/L75HFAR)
  • Page 2 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 PUBLISHED BY SONY. ATTENTION AU COMPOSANT AYANT RAPPORT À LA SÈCURITÉ! LES COMPOSANTS IDENTIFIÉS PAR UNE MARQUE ! SUR LES DIAGRAMMES SCHÉMATIQUES ET LA LISTEDES...

  • Page 3: Table Of Contents

    3-3-2. Cassette Drive Gear .......... 5-9 (SLV-L65HFAR/L75HFAR) ......... 3-9 3-3-3. Door opener, Under Frame and Stand L ... 5-9 Audio & Video Circuit Diagram (SLV-L45AR) ... 3-11 3-3-4. Start Rack Gear and Front Rack Gear ....5-10 Video & Audio Circuit Diagram 3-4.
  • Page 4 http://www.xiaoyu163.com 3 7 63 1515 0 Section Title Page Section Title Page ______ ____ ____ ______ ____ ____ 3-12-3. S Soft Lever, Supply Reel Assembly 2-4-3. RF AGC Adjustment ........6-10E and S Reel Gear ..........5-17 3. Test Points for Tape Path Adjustment ....... 6-10E 3-12-4.

  • Page 5: General

    SLV-L45AR/L65HFAR/L75HFAR SECTION 1 GENERAL This section is extracted from SLV- 3 7 63 1515 0 L75HFAR instruction manual. L 13942296513 u163 http://www.xiaoyu163.com...
  • Page 6 http://www.xiaoyu163.com 3 7 63 1515 0 L 13942296513 u163 http://www.xiaoyu163.com...
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  • Page 12 http://www.xiaoyu163.com 3 7 63 1515 0 L 13942296513 u163 1-8 E http://www.xiaoyu163.com...

  • Page 13: Disassembly

    3. Remove the red screw 5 in the chassis, the red screw 2. Remove the front panel by removing the locks of the 6, and remove the holder in this order. (SLV-L45AR) clamps (A) using a screwdriver, etc. and slightly rotating Remove the screw 5 in the chassis, the screw 6, and the bottom part in the direction of the arrow.

  • Page 14: Tel 13942296513

    SLV-L75HFAR ( C ) TM - 2 PWB TM - 2 PWB Chassis Cassette Tray TM - 1 PWB SLV-L65HFAR SLV-L45AR Fig. 1-1-2 L 13942296513 VP-1 PWB Assembly Mechanism Main Unit TM - 2 PWB CP-1 PWB Assembly SLV-L45AR SLV-L75HFAR...

  • Page 15: Installation Of The Front Panel

    http://www.xiaoyu163.com 3 7 63 1515 0 1-2. TEMPORARILY SETTING UP AND CONNECTING CP-1 PWB ASSEMBLY The following is an example of how to place and connect the main board without a jig, when repairing the CP-1 PWB assembly. 1. Place the mechanism unit and main board up side down 2.

  • Page 16: Diagrams

    SLV-L45AR/L65HFAR/L75HFAR SECTION 3 DIAGRAMS 3 7 63 1515 0 CIRCUIT BOARDS LOCATION 3 in 1 Tuner ( Tuner/IF/RF Conv. ) VP - 1 PWB Assembly CP - 1 PWB Assembly TM-2 PWB TM - 1 PWB L 13942296513 u163...

  • Page 17: Mechanism Connection Diagram

    http://www.xiaoyu163.com 3 7 63 1515 0 MECHANISM CONNECTION DIAGRAM L 13942296513 u163 http://www.xiaoyu163.com...

  • Page 18: Overall Wiring Diagram (Slv-L45Ar)

    SLV-L45AR/L65HFAR/L75HFAR 3 7 6 3 1 5 1 5 0 OVERALL WIRING DIAGRAM (SLV-L45AR) 1 3 9 4 2 2 9 6 5 1 3 w w w u 1 6 3 http://www.xiaoyu163.com...

  • Page 19: Overall Wiring Diagram (Slv-L65Hfar/L75Hfar)

    SLV-L45AR/L65HFAR/L75HFAR 3 7 6 3 1 5 1 5 0 OVERALL WIRING DIAGRAM (SLV-L65HFAR/L75HFAR) 1 3 9 4 2 2 9 6 5 1 3 w w w u 1 6 3 http://www.xiaoyu163.com...

  • Page 20: System Control & Servo Circuit Diagram (Slv-L45Ar)

    SLV-L45AR/L65HFAR/L75HFAR 3 7 6 3 1 5 1 5 0 SYSTEM CONTROL & SERVO CIRCUIT DIAGRAM (SLV-L45AR) 1 3 9 4 2 2 9 6 5 1 3 w w w u 1 6 3 http://www.xiaoyu163.com...

  • Page 21: System Control & Servo Circuit Diagram (Slv-L65Hfar/L75Hfar)

    SLV-L45AR/L65HFAR/L75HFAR 3 7 6 3 1 5 1 5 0 SYSTEM CONTROL & SERVO CIRCUIT DIAGRAM (SLV-L65HFAR/L75HFAR) 1 3 9 4 2 2 9 6 5 1 3 w w w u 1 6 3 3-10 http://www.xiaoyu163.com...

  • Page 22: Audio & Video Circuit Diagram (Slv-L45Ar)

    SLV-L45AR/L65HFAR/L75HFAR 3 7 6 3 1 5 1 5 0 AUDIO CIRCUIT DIAGRAM (SLV-L45AR) VIDEO CIRCUIT DIAGRAM (SLV-L45AR) 1 3 9 4 2 2 9 6 5 1 3 w w w u 1 6 3 3-11 3-12 http://www.xiaoyu163.com...

  • Page 23: Video & Audio Circuit Diagram (Slv-L65Hfar/L75Hfar)

    SLV-L45AR/L65HFAR/L75HFAR 3 7 6 3 1 5 1 5 0 VIDEO CIRCUIT DIAGRAM (SLV-L65HFAR/L75HFAR) 1 3 9 4 2 2 9 6 5 1 3 AUDIO CIRCUIT DIAGRAM (SLV-L65HFAR/L75HFAR) w w w u 1 6 3 3-13 3-14E http://www.xiaoyu163.com...

  • Page 24: Schematic Diagrams And Printed Wiring Boards

    SLV-L45AR/L65HFAR/L75HFAR SECTION 4 SCHEMATIC DIAGRAMS AND PRINTED WIRING BOARDS 3 7 6 3 1 5 1 5 0 CP-1 BOARD (PW-A) POWER SUPPLY CIRCUIT DIAGRAM 1 3 9 4 2 2 9 6 5 1 3 w w w u 1 6 3 http://www.xiaoyu163.com...

  • Page 25: Board (Va-A) Video, Audio & Tuner Circuit Diagram (Slv-L45Ar)

    SLV-L45AR/L65HFAR/L75HFAR 3 7 6 3 1 5 1 5 0 CP-1 BOARD (VA-A) VIDEO, AUDIO & TUNER CIRCUIT DIAGRAM (SLV-L45AR) 1 3 9 4 2 2 9 6 5 1 3 w w w u 1 6 3 http://www.xiaoyu163.com...

  • Page 26: Board (Va-A) Video, Audio & Tuner Circuit Diagram (Slv-L65Hfar/L75Hfar)

    SLV-L45AR/L65HFAR/L75HFAR 3 7 6 3 1 5 1 5 0 CP-1 BOARD (VA-A) VIDEO, AUDIO & TUNER CIRCUIT DIAGRAM (SLV-L65HFAR/L75HFAR) 1 3 9 4 2 2 9 6 5 1 3 w w w u 1 6 3 http://www.xiaoyu163.com...

  • Page 27: Video Circuit Waveforms

    SLV-L45AR/L65HFAR/L75HFAR 3 7 6 3 1 5 1 5 0 VIDEO CIRCUIT WAVEFORMS VP-1 BOARD VIDEO PRE-AMP CIRCUIT DIAGRAM (SLV-L45AR) 1 3 9 4 2 2 9 6 5 1 3 w w w u 1 6 3 http://www.xiaoyu163.com...

  • Page 28: Board Video Pre-Amp Circuit Diagram (Slv-L65Hfar/L75Hfar)

    SLV-L45AR/L65HFAR/L75HFAR 3 7 6 3 1 5 1 5 0 VP-1 P.W.B. There are few cases than the part isn't mounted in this model is printed on this diagram. VP-1 BOARD VIDEO PRE-AMP CIRCUIT DIAGRAM (SLV-L65HFAR/L75HFAR) 1 3 9 4 2 2 9 6 5 1 3...

  • Page 29: A7101 Display (Fld) Grid/Anode Assignment Drawing & Table

    3 7 6 3 1 5 1 5 0 GRID & SEGMENT ASSIGNMENT ANODE CONNECTION TM-1, TM-2 BOARDS OPERATION KEY, DISPLAY & TIMER CIRCUIT DIAGRAM (SLV-L45AR) 1 3 9 4 2 2 9 6 5 1 3 w w w...
  • Page 30 SLV-L45AR/L65HFAR/L75HFAR 3 7 6 3 1 5 1 5 0 TM-1 P.W.B. There are few cases than the part isn't mounted in this model is printed on this diagram. TM-1,TM-2 BOARDS OPERATION KEY, DISPLAY & TIMER CIRCUIT DIAGRAM (SLV-L65HFAR/L75HFAR) TM-2 P.W.B.

  • Page 31: Servo Circuit Waveforms

    SLV-L45AR/L65HFAR/L75HFAR 3 7 6 3 1 5 1 5 0 SERVO CIRCUIT WAVEFORMS IC301 SYSTEM CONTROL & TUNING CONTROL MPU PIN FUNCTIONS TABLE 1 3 9 4 2 2 9 6 5 1 3 w w w u 1 6 3...

  • Page 32: Board (Sy-A) System Control & Servo Circuit Diagram (Slv-L45Ar)

    SLV-L45AR/L65HFAR/L75HFAR 3 7 6 3 1 5 1 5 0 CP-1 BOARD (SY-A) SYSTEM CONTROL & SERVO CIRCUIT DIAGRAM (SLV-L45AR) 1 3 9 4 2 2 9 6 5 1 3 w w w u 1 6 3 4-17 4-18 http://www.xiaoyu163.com...

  • Page 33: Board (Sy-A) System Control & Servo Circuit Diagram (Slv-L65Hfar/L75Hfar)

    http://www.xiaoyu163.com 3 7 6 3 1 5 1 5 0 CP-1 BOARD (SY-A) SYSTEM CONTROL & SERVO CIRCUIT DIAGRAM (SLV-L65HFAR/L75HFAR) 1 3 9 4 2 2 9 6 5 1 3 w w w u 1 6 3 4-19 4-20 http://www.xiaoyu163.com...
  • Page 34 SLV-L45AR/L65HFAR/L75HFAR CP-1 P.W.B. There are few cases than the part isn't mounted 3 7 6 3 1 5 1 5 0 in this model is printed on this diagram. 1 3 9 4 2 2 9 6 5 1 3...

  • Page 35: Adjustments

    SLV-L45AR/L65HFAR/L75HFAR SECTION 5 ADJUSTMENTS 3 7 63 1515 0 1. MAINTAINING AND CHECKING THE MECHANISM 1-1. REGULAR CHECKS AND NOTE: OIL AND GREASE MAINTENANCE ITEMS • Always use the specified brands of oil and grease. If you To obtain full function and maximum performance from...

  • Page 36: Service Tools

    http://www.xiaoyu163.com 3 7 63 1515 0 1-2. SERVICE TOOLS 1-2-1. SERVICE TOOLS NOTES ON ALIGNMENT TAPES Select a PAL or NTSC alignment tape from the list below, according to the transmission system of the VCR you are repairing. PAL: For models with 625 scanning lines and a field frequency of 50Hz NTSC: For models with 525 scanning lines and a field frequency of 60Hz Tool Tool No.

  • Page 37: Using The Relay Cable (J-6090-057-A)

    http://www.xiaoyu163.com 3 7 63 1515 0 1-2-2. Using the Relay Cable (J-6090-057-A) The mechanism can be repaired without using the relay cable (J-6090-057-A). As shown in Fig. 1-3-1, the relay cable (J-6090-057-A) is a tool used for relay between the VM-1 (VP-1) PWB CP-1 PWB assembly and mechanism unit.

  • Page 38: Top View

    http://www.xiaoyu163.com 3 7 63 1515 0 2-1-2. TOP VIEW Capstan brake assembly Cleaner roller assembly Cleaner lever Audio R/P head assembly Cylinder (Drum) (ACE head) Capstan motor Cylinder mounting Pinch roller lever assembly Guide roller assembly Pinch lift cam T incline mounting assembly Pinch lift mounting Front rack gear Full erase head...

  • Page 39: An Overview Of The Mechanism Modes

    http://www.xiaoyu163.com 3 7 63 1515 0 2-2. AN OVERVIEW OF THE MECHANISM MODES 2-2-1 . MECHANISM MODE SWITCHING TABLE NOTE: The letters and figures enclosed in circles in the mechanism mode column are the codes on the crescent slide. Mechanism mode The principal mode-switching states of the mechanism DATA EJECT E...

  • Page 40: Movement Check List For The Main Parts Of The Mechanism

    http://www.xiaoyu163.com 3 7 63 1515 0 2-2-2. MOVEMENT CHECK LIST FOR THE MAIN PARTS OF THE MECHANISM (S): Strength (W): Weakness Mechanism mode Principal parts T brake assembly ON/OFF S brake assembly OFF OFF ON/OFF T soft brake assembly S soft lever BT lever assembly OFF OFF BT spring...

  • Page 41: How To Make The Mechanism Move

    http://www.xiaoyu163.com 3 7 63 1515 0 3. DISASSEMBLING THE MAIN PARTS OF THE MECHANISM Left side POINTS TO NOTE • When fitting the parts of the mechanism, refer to the ‘‘Assembly Notes’’, and proceed in the reverse of dis- Bottom side assembly order.

  • Page 42: Mechanism Unit

    http://www.xiaoyu163.com 3 7 63 1515 0 3-2. MECHANISM UNIT 3-3.CASSETTE DRIVE MECHANISM (See Figs. 3-2-1 and 3-2-2) 3-3-1 . CASSETTE MECHANISM ASSEMBLY 1) Remove the top cover, bottom cover and front cabinet (See Figs.3-3-1 and 3-3-2) assembly. 2) Unplug the flat cable 1 from the VM-1/VP-1 PWB 1) Put the VCR into EJECT mode.

  • Page 43: Cassette Drive Gear

    http://www.xiaoyu163.com 3 7 63 1515 0 3-3-2. CASSETTE DRIVE GEAR (See Fig. 3-3-3) 3-3-3. DOOR OPENER, UNDER FRAME AND 1) Refer to section 3-3-1 and remove the cassette mecha- STAND L (See Fig. 3-3-4) nism assembly. 1) Remove the cassette mechanism assembly, referring to 2) Remove clamps 1 and 2, then remove the gear holder section 3-1.

  • Page 44: Start Rack Gear And Front Rack Gear

    http://www.xiaoyu163.com 3 7 63 1515 0 3-3-4. START RACK GEAR AND FRONT RACK 3-4. CLEANER ROLLER ASSEMBLY GEAR (See Figs. 3-3-5 and 3-3-6) (See Fig. 3-4-1 ) 1) Remove the mechanism unit, referring to section 3-2. 1) Remove the clamp 1 and take out the cleaner lever 2. 2) Remove the cassette mechanism assembly, referring to When you do this, be careful not to bend the plastic section 3-3-1.

  • Page 45: Cylinder (Drum)

    http://www.xiaoyu163.com 3 7 63 1515 0 3-5. CYLINDER (DRUM) 3-5-2. CYLINDER ASSEMBLY (See Fig. 3-5-2) 3-5-1. CYLINDER MOTOR (ROTOR AND STATOR) 1) Refer to sections 3-5-2, and remove the cylinder unit, (See Fig. 3-5-1) the rotor, and the stator. 1) Refer to section 3-2 and remove the mechanism unit. 2) Remove the three screws 1 and the cylinder assembly 2) Remove the screw 1 and remove the cylindere arth assembly 2 .

  • Page 46: Fe Head And Ace Head

    http://www.xiaoyu163.com 3 7 63 1515 0 3-6-2. FULL ERASE HEAD (See Fig.3-6-2) 3-6. FE HEAD AND ACE HEAD 1) Unplug the connector from the full erase head 1. 2) Remove the screw 2 and the full erase head 1. 3-6-1. AUDIO R/P HEAD ASSEMBLY (ACE HEAD) (See Fig.

  • Page 47: Capstan Motor

    http://www.xiaoyu163.com 3 7 63 1515 0 3-7.CAPSTAN MOTOR 3-7-2. CAPSTAN BRAKE ASSEMBLY (See Fig. 3-7-2) 1) Remove the spring 1. 3-7-1. CAPSTAN MOTOR (See Fig.3-7-1) 2) Remove the clamp 2, then remove the capstan brake 1) Refer to section 3-2. then remove the mechanism unit. assembly 3.

  • Page 48: Loading Motor Assembly And Worm Gear Assembly

    http://www.xiaoyu163.com 3 7 63 1515 0 3-8. LOADING MOTOR ASSEMBLY AND 3-9. PINCH ROLLER PRESSURE WORM GEAR ASSEMBLY MECHANISM (See Fig. 3-8-1 ) 3-9-1. PINCH ROLLER LEVER ASSEMBLY 1) Refer to section 3-2 and remove the mechanism unit. (See Fig. 3-9-1) 2) Remove the soldering on the lead wires 2 of the 1) Remove the clamp 1, then remove the pinch lift loading motor assembly from the MC-1 PWB assembly.

  • Page 49: Pinch Lift Cam And Pinch Cam Gear

    http://www.xiaoyu163.com 3 7 63 1515 0 3-9-2. PINCH LIFT CAM AND PINCH CAM GEAR (See Figs. 3-9-2 and 3-9-3) !¡ Arrow on MC-1 PWB 1) Refer to section 3-2 and remove the mechanism unit. assembly When you do this, make sure the mechanism is in EJECT mode.

  • Page 50: Load Lever Assembly

    http://www.xiaoyu163.com 3 7 63 1515 0 3-10.L GUIDE LEVER ASSEMBLY AND 3-11. BT LEVER ASSEMBLY LOAD LEVER ASSEMBLY (See Fig. 3-11-1 ) 1) Refer to section 3-2 and remove the mechanism unit. (See Figs. 3-10-1 ) 2) Refer to section 3-3-1 and remove the cassette mecha- 1) Refer to section 3-3 and remove the cassette mecha- nism assembly.

  • Page 51: Reel Drive Mechanism

    http://www.xiaoyu163.com 3 7 63 1515 0 3-12.REEL DRIVE MECHANISM 1 Screws Part A 3-12-1. REEL BELT, REEL PULLEY, FRICTION GEAR ASSEMBLY AND CLUTCH CHANGE LEVER (See Fig. 3-12-1) 1) Refer to section 3-2 and remove the mechanism unit. 3 Hole 2) Remove the reel belt 1 from the reel pulley 2.

  • Page 52: T Soft Brake Assembly, Take Up Reel

    http://www.xiaoyu163.com 3 7 63 1515 0 3-12-4. T SOFT BRAKE ASSEMBLY, TAKE UP 3-13. BRAKES REEL ASSEMBLY, T REEL GEAR (See Fig. 3-12-4) 3-13-1. S BRAKE ASSEMBLY, T BRAKE ASSEM- 1) Remove the T soft spring 1. BLY, T BRAKE ACT SLIDE (See Fig. 3-13-1) 2) Remove the clamp 2, then remove the T soft brake 1) Refer to section 3-3-1 and remove the cassette mecha- assembly 3.

  • Page 53: Brake Control Lever And Brake Act Lever Assembly

    http://www.xiaoyu163.com 3 7 63 1515 0 3-13-2. BRAKE CONTROL LEVER AND BRAKE 3-13-3. S BRAKE ACT SLIDE AND BT SPRING ACT LEVER ASSEMBLY (See Fig. 3-13-2) LEVER ASSEMBLY 1) Refer to section 3-2 and remove the mechanism unit. (See Figs. 3-13-3 and 3-13-4) 2) Refer to section 3-15 and remove the wheel gear 2.

  • Page 54: Guides

    http://www.xiaoyu163.com 3 7 63 1515 0 3-14-2. S AND T INCLINE MOUNTING 3-14.GUIDES ASSEMBLIES (See Fig. 3-14-2) 1) Refer to section 3-2 and remove the mechanism unit. 3-14-1. GUIDE ROLLER ASSEMBLY 2) Refer to section 3-4 and remove the cleaner lever. (See Fig.

  • Page 55: Wheel Gear 2, Main Cam And Mode Switch

    http://www.xiaoyu163.com 3 7 63 1515 0 3-15. WHEEL GEAR 2, MAIN CAM AND 3 Washer MODE SWITCH (See Figs. 3-15-1 and 3-15-2) 6 Mode switch 1) Refer to section 3-2 and remove the mechanism unit. 5 Screw When you do this, make sure the mechanism is in EJECT mode.
  • Page 56 http://www.xiaoyu163.com 3 7 63 1515 0 3-16.CRESCENT SLIDE !¡ Screw (See Figs. 3-16-1 and 3-16-2) 1) Refer to section 3-2 and remove the mechanism unit. When you do this, make sure the mechanism is in !™ Crescent EJECT mode. mounting 3 Crescent slide 2) Refer to section 3-3-1 and remove the cassette mecha- nism assembly.

  • Page 57: S Load Gear, T Load Gear, S Load Lever Assembly Andt Load Lever Assembly

    http://www.xiaoyu163.com 3 7 63 1515 0 3-17. S LOAD GEAR, T LOAD GEAR, (T side) Apply S LOAD LEVER ASSEMBLY AND grease here T LOAD LEVER ASSEMBLY (See Figs. 3-17-1. 3-17-2 and 3-17-3) 1) Refer to section 3-16 and remove the crescent slide. 2) Refer to section 3-14-2 and remove the S and T incline mounting assemblies.

  • Page 58: Tape Sensors, Reel Sensor And Ep Sw Lever

    http://www.xiaoyu163.com 3 7 63 1515 0 3-18.TAPE SENSORS, REEL SENSOR 1 Photo diode AND EP SW LEVER (reel sensor) 3-18-1 TAPE TOP SENSOR AND TAPE END SENSOR (See Fig. 3-18-1) Mounting shaft for 1) Refer to section 3-2 and remove the mechanism unit. take up reel 2) Refer to section 3-3-1 and remove the cassette mecha- assembly...

  • Page 59: Mechanism Checks And Adjustments

    http://www.xiaoyu163.com 3 7 63 1515 0 4. MECHANISM CHECKS AND Make holes with Dummy cassette ADJUSTMENTS roughly the same tape diameter as the reel. 4-1. REEL TABLE TORQUE CHECK 1) With the power switch turned OFF, stick black vinyl tape over the photo diodes of the tape sensors.

  • Page 60: Tape Path Adjustment

    http://www.xiaoyu163.com 3 7 63 1515 0 4-3-2. LOAD LEVER ASSEMBLY HEIGHT 4-3. TAPE PATH ADJUSTMENT ADJUSTMENT (See Fig. 4-3-2) In normal circumstances, the tape path system does not 1. Refer to sections 3-9-2, and remove the opener need to be adjusted. However, after removing or replacing mountIng .

  • Page 61: Guide Roller Height Adjustment

    http://www.xiaoyu163.com 3 7 63 1515 0 4-3-3. GUIDE ROLLER HEIGHT ADJUSTMENT Pressed Not pressed (See Figs. 4-3-3 and 4-3-4) Normal too far far enough 1) Play the Alignment Tape (NTSC: KRV-52NE, PAL: KRV- 52PL) and check that the envelope waveform is at its maximum at the tracking centre.

  • Page 62: Audio R/P Head (Ace Head) Height

    http://www.xiaoyu163.com 3 7 63 1515 0 4-3-4. AUDIO R/P HEAD (ACE HEAD) HEIGHT (2) Horizontal position adjustment (See Fig. 4-3-6) ADJUSTMENT, AZIMUTH ADJUSTMENT 1) Play the alignment tape (NTSC: KRV-52NE, PAL: KRV- 52PL). AND HORIZONTAL POSITION ADJUST- 2) Press the tracking buttons (channel + and channel – ) MENT simultaneously and set the tracking to the centre.

  • Page 63: Checking After Adjustment

    http://www.xiaoyu163.com 3 7 63 1515 0 4-3-5. CHECKING AFTER ADJUSTMENT 1) Play the alignment tape (NTSC: KRV-52NE, PAL: KRV- 52PL) and check that the envelope waveform is activated immediately and that there are no fluctuations in the envelope waveform or the audio output wave- form.

  • Page 64: Electrical Adjustments

    SLV-L45AR/L65HFAR/L75HFAR SECTION 6 ELECTRICAL ADJUSTMENTS 3 7 63 1515 0 CIRCUIT BOARDS LOCATION 3 in 1 Tuner ( Tuner/IF/RF Conv. ) VP - 1 PWB Assembly CP - 1 PWB Assembly TM-2 PWB TM - 1 PWB L 13942296513 u163 http://www.xiaoyu163.com...

  • Page 65: Self-Diagnosis Display

    http://www.xiaoyu163.com 3 7 63 1515 0 SELF-DIAGNOSIS DISPLAY Mechanism Mode Display / Head Output Drop Warning Display / Cylinder Rotation Accumulated Time Display This unit displays the diagnosis contents of abnormalities and the mechanism, mode on its display panel in 2-digit numbers. When the head playback output has dropped, the “...
  • Page 66 http://www.xiaoyu163.com 3 7 63 1515 0 Mechanism Operations and Problem Main Possible Cause State After Occurrence Front unloading cannot be performed • The cassette drive mechanism is Front loads and shifts to the STOP or when ejecting the cassette. faulty . INITIAL mode.

  • Page 67: Electrical Adjustment

    http://www.xiaoyu163.com 3 7 63 1515 0 2. ELECTRICAL ADJUSTMENT VCR PRESETTING This VCR need three basic presetting by using the menus displayed on-screen. After all connection have been made, then follow steps 1 to 3 to preset the VCR. The three presetting steps will be displayed in sequence on TV screen. The setting are entered with the remote control. Turn on the VCR 1.
  • Page 68 http://www.xiaoyu163.com 3 7 63 1515 0 TP182 TP183 (ENV.) (SW-P) VP-1 PWB Assembly Fig. 2-1-2 Note: • Set the REC/PLAY SPEED button to indicator panel in the SP mode. Start of play REC button back display • Self-recording means “Record any broadcasting or video signal and playback the just-recorded portion.”...

  • Page 69: Video Circuit Relay Jig

    : SP mode, color bar, 400 Hz (Color bar signal waveform is described below. Refer to Fig. 2-2-1) Relay Jig J-6090-036-A : 7-wire flat cable for VP-1 PWB assembly (SLV-L45AR) J-6090-019-A : 12-wire flat cable for VP-1 PWB assembly (SLV-L65HFAR/L75HFAR)

  • Page 70: Mts Decoder Circuit Adjustment

    http://www.xiaoyu163.com SLV-L65HFAR/L75HFAR only 3 7 63 1515 0 2-3. MTS DECODER CIRCUIT ADJUSTMENT • If adjusting the MTS Decoder Circuit, special equipment • Prior to making these adjustments, the other adjustments shown in section 2-2-1. is necessary. except the MTS Decoder should be completed. •...
  • Page 71 http://www.xiaoyu163.com SLV-L65HFAR/L75HFAR only 3 7 63 1515 0 2-3-5. INPUT LEVEL ADJ. Notes: • Set the INPUT switch on the remote control to TUNER. • Set the VIF/RF OUTPUT switch on the TV Multichannel Measuring Point Measuring Equipment Adj. Condition Sound Generator to CH-3 or CH-4.
  • Page 72 http://www.xiaoyu163.com SLV-L65HFAR/L75HFAR only 3 7 63 1515 0 7. Set the TV multichannel sound generator (STEREO switch : 1. Input the output signal of the TV multichannel sound Lch, INT FREQ switch : 3 kHz), and confirm that the generator into VCR ANT input terminal. Set the TV multi- difference between the AUDIO OUTPUT terminal (L) channel sound generator (INT FREQ switch : 300 Hz, and (R) is more than 25 dB.

  • Page 73: If Circuit Adjustment

    http://www.xiaoyu163.com 3 7 63 1515 0 2-4. IF CIRCUIT ADJUSTMENT • In this model, the circuits of the TUNER, IF, and RF Note: The 3 in tuner dose not need any adjustments, converter have been made into one. Therefore, should because precise adjustments were down before one circuit malfunction, the whole unit must be replaced.
  • Page 74 The parts marked with a ◊ are special parts for Hardware (# mark) list and accessories and pack- Argentina and are supplied by SONY ARGEN- ing materials are given in the last of this parts TINA.

  • Page 75: Ao Y U163

    http://www.xiaoyu163.com 3 7 63 1515 0 7-2.MECHANISM PARTS-1 supplied not supplied L 13942296513 u163 http://www.xiaoyu163.com...
  • Page 76 http://www.xiaoyu163.com 3 7 63 1515 0 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark ––––––– ––––––– –––––––––– ––––––– ––––––– ––––––– –––––––––– –––––– 3-746-760-01 SCREW (2.3X6), SPECIAL 3-961-015-01 SPRING, CAPSTAN BRAKE 1-698-912-11 MOTOR, ROTOR CYL DC 2W 3-961-014-01 BRAKE ASSY, CAPSTAN 3-746-761-01 SCREW (2.3X10), SPECIAL 3-961-024-01 LEVER ASSY, PINCH ROLLER...
  • Page 77 http://www.xiaoyu163.com 3 7 63 1515 0 7-3.MECHANISM PARTS-2 L 13942296513 not supplied Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark ––––––– ––––––– –––––––––– ––––––– ––––––– ––––––– –––––––––– –––––– 3-960-929-01 BELT, REEL 3-961-032-01 SCREW (2.6X6), SPECIAL 1-763-142-11 MOTOR, CAPSTAN DC3W 3-961-047-01 MOTOR ASSY, LOADING * 170 A-6796-534-A MC-1 BOARD, COMPLETE...
  • Page 78 METAL : Metal-film resistor The parts marked with a ◊ are special parts for The CP-A board and CP-1 board METAL OXIDE :Metal oxide-film resistor Argentina and are supplied by SONY ARGEN- are identical. F : nonflammable TINA. Items marked “ * ”are not stocked since they are seldom required for routine service.
  • Page 79 http://www.xiaoyu163.com CP-A 3 7 63 1515 0 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark ––––––– ––––––– –––––––––– ––––––– ––––––– ––––––– –––––––––– –––––– C2023 1-161-049-00 CERAMIC 0.0068uF 10% C2398 1-111-241-11 ELECT 10uF C2024 1-162-305-11 CERAMIC 0.0068uF 20% (L65HFAR,L75HFAR) C2025 1-124-589-11 ELECT...
  • Page 80 http://www.xiaoyu163.com CP-A 3 7 63 1515 0 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark ––––––– ––––––– –––––––––– ––––––– ––––––– ––––––– –––––––––– –––––– ! C5005 1-115-383-11 CERAMIC 0.001uF 250V C6318 1-115-674-11 CAPACITOR 10uF ! C5007 1-115-383-11 CERAMIC 0.001uF 250V (L65HFAR,L75HFAR)
  • Page 81 http://www.xiaoyu163.com CP-A 3 7 63 1515 0 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark ––––––– ––––––– –––––––––– ––––––– ––––––– ––––––– –––––––––– –––––– D5111 8-719-109-93 DIODE RD6.2ES-B2 Q1003 1-801-259-11 TRANSISTOR TR 2SA1782S D5116 8-719-300-45 DIODE EM-1Z Q1071 8-729-993-72 TRANSISTOR 2SA937-Q...
  • Page 82 http://www.xiaoyu163.com CP-A 3 7 63 1515 0 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark ––––––– ––––––– –––––––––– ––––––– ––––––– ––––––– –––––––––– –––––– R1018 1-216-037-00 METAL CHIP 1/10W R2051 1-216-049-11 METAL CHIP 1/10W (L45AR) R1019 1-216-041-11 METAL CHIP 1/10W R2072 1-216-047-00 METAL CHIP...
  • Page 83 http://www.xiaoyu163.com CP-A 3 7 63 1515 0 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark ––––––– ––––––– –––––––––– ––––––– ––––––– ––––––– –––––––––– –––––– R3004 1-216-049-11 METAL CHIP 1/10W R5005 1-216-295-00 METAL CHIP 1/10W R3005 1-216-049-11 METAL CHIP 1/10W R5006 1-216-073-00 METAL CHIP...
  • Page 84 http://www.xiaoyu163.com CP-A MC-1 TM-1 3 7 63 1515 0 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark ––––––– ––––––– –––––––––– ––––––– ––––––– ––––––– –––––––––– –––––– R6318 1-216-067-00 METAL CHIP 5.6K 1/10W A-6794-580-A MC-1 BOARD, COMPLETE (L65HFAR,L75HFAR) ********************* R6320 1-216-063-00 METAL CHIP...
  • Page 85 http://www.xiaoyu163.com TM-1 TM-2 VP-1 3 7 63 1515 0 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark ––––––– ––––––– –––––––––– ––––––– ––––––– ––––––– –––––––––– –––––– ◊ D7181 8-719-991-33 DIODE 1SS133T-77 (L65HFAR) A-6794-547-A TM-2 BOARD, COMPLETE (L75HFAR) ◊...
  • Page 86 http://www.xiaoyu163.com VP-1 3 7 63 1515 0 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark ––––––– ––––––– –––––––––– ––––––– ––––––– ––––––– –––––––––– –––––– C1836 1-102-129-00 CERAMIC 10000PF R2904 1-216-049-11 METAL CHIP 1/10W C1837 1-164-004-11 CERAMIC CHIP 0.1uF (L65HFAR,L75HFAR) C2901...
  • Page 87 SLV-L45AR/L65HFAR/L75HFAR 3 7 63 1515 0 L 13942296513 u163 Sony Corporation 98G02039-1 9-921-689-11 Home A&V Products Company Printed in Japan © 1998.7 Published by General – 108 – 8-10 Engineering Dept. (Osaki East) http://www.xiaoyu163.com...

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