Sony RMT-V246 Recording Equipment Manuals

Manuals and User Guides for Sony RMT-V246 Recording Equipment. We have 2 Sony RMT-V246 Recording Equipment manuals available for free PDF download: Service Manual

Sony RMT-V246 Service Manual

Sony RMT-V246 Service Manual (138 pages)

VIDEO CASSETTE RECORDER

Brand: Sony | Category: Recording Equipment | Size: 21 MB

Table of Contents

Table of Contents
3
Service Note
4
General
5
Disassembly
18
Upper Case Removal
18
Board Removal
18
Rear Panel Removal
18
Front Panel Section Removal
18
Board Removal (ED9)
19
Control Switch Block Removal (ED9)
19
Board Removal (ED8)
19
Mechanism Deck Removal
19
Power Block Removal
20
Board Removal
20
Internal Views
21
Circuit Boards Location
22
Block Diagrams
23
Overall Block Diagram
23
Video1 Block Diagram
24
Video2 Block Diagram
25
Servo/System Control Block Diagram
26
Audio Block Diagram
27
Tuner Block Diagram
28
Mode Control Block Diagram
29
Power Block Diagram
30
Printed Wiring Boards and Schematic Diagrams
31
Frame Schematic Diagram
32
- Head Amp) Schematic Diagram
  33
- Printed Wiring Board
  33
- Video, Audio) Schematic Diagram
  36
- System Control) Schematic Diagram
  39
- Servo Control) Schematic Diagram
  40
- Bias, CTL) Schematic Diagram
  41
- Hi-Fi Audio) Schematic Diagram
  42
- OSD) Schematic Diagram
  43
- Printed Wiring Board
  44
- Schematic Diagrams
  47
System Control-Video Block Interface (MA-325 Board IC161)
54
System Control-Servo Peripheral Circuit Interface (MA-325 Board IC161)
54
System Control-Mechanism Block Interface (MA-325 Board IC161)
55
System Control-System Control Peripheral Circuit Interface (MA-325 Board IC161)
56
System Control-Hi-Fi Audio Block Interface (MA-325 Board IC161)
56
- Servo/System Control Microprocessor Pin Function (MA-325 Board IC161)
  57
Timer/Tuner Control Microprocessor Pin Function (FR-137 Board IC301)
58
Error Code
60
Adjustments
61
Mechanical Adjustments
61
EEP ROM Initial Data Input
61
Electrical Adjustments
61
- Pre-Adjustment Preparations
  61
- Instruments to be Used
  61
- Connection
  61
- Set-Up of Adjustment
  62
- Alignment Tapes
  62
- Specified I/O Level and Impedance
  62
  - Input/Output Terminal
    62
- Adjusting Sequence
  62
Power Supply Adjustment
62
- Power Supply Check
  62
- Adjustment
  62
Servo System Adjustment
63
Video System Adjustment
65
- VCO Oscillation Frequency Adjustment
  65
Parts Arrangement Diagram for Adjustments
65
Repair Parts List
66
Exploded Views
66
Electrical Parts List
72

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Sony RMT-V246 Service Manual

Sony RMT-V246 Service Manual (138 pages)

Brand: Sony | Category: VCR | Size: 27 MB

Table of Contents

Table of Contents
3
Service Note
4
General
5
Disassembly
18
Upper Case Removal
18
Board Removal
18
Rear Panel Removal
18
Front Panel Section Removal
18
FR-137, DM-77, SW-307, IO-64 Board Removal (ED9)
19
Board Removal (ED9)
19
Control Switch Block Removal (ED9)
19
Board Removal (ED8)
19
Mechanism Deck Removal
19
Power Block Removal
20
Board Removal
20
Internal Views
21
Circuit Boards Location
22
Q Q
23
Block Diagrams
23
Overall Block Diagram
23
Video1 Block Diagram
24
Video2 Block Diagram
25
Servo/System Control Block Diagram
26
Audio Block Diagram
27
Tuner Block Diagram
28
Mode Control Block Diagram
29
Power Block Diagram
30
Printed Wiring Boards and Schematic Diagrams
31
Frame Schematic Diagram
32
System Control-Video Block Interface (MA-325 Board IC161)
54
System Control-Servo Peripheral Circuit Interface (MA-325 Board IC161)
54
System Control-Mechanism Block Interface (MA-325 Board IC161)
55
System Control-System Control Peripheral Circuit Interface (MA-325 Board IC161)
56
System Control-Hi-Fi Audio Block Interface (MA-325 Board IC161)
56
- Servo/System Control Microprocessor Pin Function (MA-325 Board IC161)
  57
Timer/Tuner Control Microprocessor Pin Function (FR-137 Board IC301)
58
Error Code
60
Adjustments
61
Mechanical Adjustments
61
EEP ROM Initial Data Input
61
Electrical Adjustments
61
Pre-Adjustment Preparations
61
- Instruments to be Used
  61
- Connection
  61
- Set-Up of Adjustment
  62
- Alignment Tapes
  62
- Specified I/O Level and Impedance
  62
  - Input/Output Terminal
    62
- Adjusting Sequence
  62
Power Supply Adjustment
62
- Power Supply Check
  62
- Adjustment
  62
Servo System Adjustment
63
Video System Adjustment
65
- VCO Oscillation Frequency Adjustment
  65
Parts Arrangement Diagram for Adjustments
65
Repair Parts List
66
Exploded Views
66
Electrical Parts List
72

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