Sony AV-3420CE Manuals

Manuals and User Guides for Sony AV-3420CE. We have 1 Sony AV-3420CE manual available for free PDF download: Service Manual

Sony AV-3420CE Service Manual

Sony AV-3420CE Service Manual (88 pages)

Brand: Sony | Category: DVR | Size: 5.66 MB

Table of Contents

Table of Contents
4
General Description
5
Introduction Oo
5
Specifications
5
Location of Parts and Controls
6
Disassembly
12
Cabinet Removal
12
Electrical Service
12
Tape Transport Service
13
Power Supply Alignment
14
Servo System Alignment
15
Alignment Sequence
15
Equipment Required
15
Adjustment Procedure
15
Video System Alignment
18
Deviation Adjustment
18
Tape Path Check
18
Modulavor Symmetry Adjustment
20
Carrier Leak Adjustment
20
Monitor Level Adjustment
21
Record Current Adjustment
21
Playback Preamplifier Frequency Response Adjustment
21
Audio Head Azimuth Adjustment
23
Audio System Alignment
23
Alignment Sequence
23
Playback Level and Frequency Response Adjustment
23
Bias Oscillator Check "00.0.0
24
- Bias Trap Adjustment
  24
- Record Level Adjustment
  24
Mechanical System Maintenance
25
- Cleaning Heads and Slip-Rings
  25
- Video Head Replacement
  27
- Audio/Control Head Replacement
  30
- Stop Brake Adjustment
  31
- Pinch Roller Pressure Adjustment
  32
- Tape Tension Brake Check
  32
- Fast Forward Pulley Adjustment
  33
- Take-Up Torque Adjustment
  33
- Video Circuit
  35
- Servo Circuit
  36
- Audio Circuit
  41
  - Power Supply
    42
  - Camera Remote Control Circuit
    42
- Tape Path
  43
- Audio Dub Mechanism
  48
- Tape Transport in the Fast Forward Mode
  49
- Tape Transport in the Rewind Mode
  50
Schematics and Exploded
51
- Block Diagram
  51
- Schematics Diagram
  59
- Exploded Views
  61
Circuit
76

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