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VHR-VK810A
Sanyo VHR-VK810A VHS VCR Manuals
Manuals and User Guides for Sanyo VHR-VK810A VHS VCR. We have
2
Sanyo VHR-VK810A VHS VCR manuals available for free PDF download: Service Manual
Sanyo VHR-VK810A Service Manual (83 pages)
Video cassette recorder
Brand:
Sanyo
| Category:
VCR
| Size: 2.67 MB
Table of Contents
Table of Contents
2
Summary
3
Key to Abbreviations
3
Important Safety Precautions
4
Precautions During Servicing
4
Safety Check after Servicing
5
Insulation Resistance Test
5
Electric Strength Test
5
Clearance Distance
5
Proposal for Applying Short Protection
6
The Contents of Examination
6
Power for each IC
6
Service Notice on Replacing EEPROM
7
Specifications
8
Location of Customer Controls
9
Remote Control
10
Cabinet & Main Chassis Service Method
11
Electrical Part
11
Exploded Views
12
Cabinet and Main Frame Section
12
Packing Accessory Section
13
Electrical Adjustment Points Arrangement
14
Electrical Adjustment Procedures
15
Servo Adjustment
15
PG Adjustment
15
Power Circuit
16
Mechanism
33
Deck Mechanism Parts Locations
34
Top View
34
Bottom View
34
Deck Mechanism Disassembly
36
Drum Assembly
36
Plate Assembly Top
38
Holder Assembly CST
38
Guide CST
38
Lever Assembly S/W
38
Arm Assembly Cleaner
39
Head F/E
39
Base Assembly A/C Head
39
Brake Assembly S
40
Brake Assembly T
40
Arm Assembly Tension
40
Reel S & Reel T
40
Support CST
41
Base Assembly P4
41
Opener Lid
41
Arm Assembly T/Up
41
Belt Capstan
42
Motor Capstan
42
Clutch Assembly
42
Lever F/R
42
Bracket Assembly Jog
43
Guide Rack F/L
43
Gear Rack F/L
43
Brake Assembly Capstan
43
Gear Drive
44
Gear Cam
44
Gear Connector
44
Bracket Assembly L/D Motor
44
Gear Sector
45
Base Tension
45
Plate Slider
45
Lever Tension
45
Gear Assembly
46
Arm Assembly Idler or Arm Assembly Idler Jog
46
Tools and Fixtures for Service
47
Mechanism Alignment Position Check
48
Check Diagram
48
Preparation for Adjustment
50
Checking Torque
50
Guide Roller Height Adjustment
51
Preliminary Adjustment
51
Precise Adjustment
51
Waveform Diagrams
51
Audio/Control Head Adjustment
52
Adjustment after Replacing Drum Assembly
54
Check the Tape Travel after Reassembling Deck Assembly
54
Check for Tape Curling or Jamming
54
Check before Starting Repairs
55
Required Maintenance
57
Scheduled Maintenance
57
Supplies Required for Inspection and Maintenance
57
Cleaning
57
Greasing
58
Periodic Greasing
58
Greasing Guidelines
58
Deck Mechanism
59
Front Loading Mechanism
62
Front Loading Mechanism Section
64
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Sanyo VHR-VK810A Service Manual (33 pages)
Brand:
Sanyo
| Category:
VCR
| Size: 0.35 MB
Table of Contents
Table of Contents
2
Summary
3
Key to Abbreviations
3
Important Safety Precautions
4
Precautions During Servicing
4
Safety Check after Servicing
5
Insulation Resistance Test
5
Dielectric Strength Test
5
Clearance Distance
5
Leakage Current Test
5
Proposal for Applying Short Protection
6
Service Notice on Replacing Eeprom
7
Specifications
8
Location of Customer Controls
9
Section 2
11
Cabinet & Main Chassis
11
Service Method
11
Electrical Part
11
Exploded Views
12
Cabinet & Main Frame Section
12
Packing Accessory Section
13
Remote Control Section
14
Electrical Adjustment Points Arrangement
15
Electrical Adjustment Procedures
16
Electrical Troubleshooting Guide
17
Power Circuit(SMPS)
17
Servo Circuit
20
System & Front Panel Circuit
23
Y/C Circuit
25
Tuner/If Circuit
29
Hi-Fi Circuit
32
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