JVC HR-XVC21U Manuals

Manuals and User Guides for JVC HR-XVC21U. We have 1 JVC HR-XVC21U manual available for free PDF download: Service Manual

JVC HR-XVC21U Service Manual

JVC HR-XVC21U Service Manual (129 pages)

DVD/CD PLAYER Hi-Fi

Brand: JVC | Category: VCR | Size: 4.87 MB

Table of Contents

Table of Contents
2
Section

3
Important Safety Precautions

3
- Safety Check after Servicing
  4
Disassembly Instructions

5
- Removal of Mechanical Parts and P.C.boards
  5
  - Top Cabinet and Front Cabinet
    5
  - Flap
    5
  - Deck CD
    5
  - Vcr Deck
    6
  - Vcr/DVD Pcb
    6
- Removal of Vcr Deck Parts
  7
- Removal and Installation of Flat Package IC
  13
  - Removal
    13
  - Installation
    14
Key to Abbreviations

15
Service Mode List

17
- When "N" Is Always Being Displayed on the Tv Monitor
  17
Parental Control - Rating Level 4-Digit Password Canncellation .1-13

18
When “N” Is Always Being Displayed on the Tv Monitor .1-13

18
When Replacing Eeprom(Memory) IC

18
Preventive Checks and Service Intervals

19
Confirmation of Hours Used

19
Cleaning

19
Servicing Fixtures and Tools

20
Mechanism Adjustment Parts Location Guide

20
Mechanical Adjustment

21
Electrical Adjustments

24
- Basic Adjusment
  24
  - Switching Point
    24
Electrical Adjustment Parts Location Guide

24
IC Descriptions

25
Servo Timing Chart

28
Mechanism Timing Chart

29
Troubleshooting Guide

30
- (Vcr Section)
  30
- Troubleshooting Guide
  31
- (DVD Section)
  53
Charts and Diagrams

67
- Interconnection Diagram
  67
- Schematic Diagram
  75
- Hi-Fi/Demodulator Schematic Diagram
  76
- Dsp Schematic Diagram
  84
- Printed Circuit Board Operation
  94
- Waveforms
  100
- Block Diagram
  111
Parts List

115
- Packing and Accessory Assembly<M1
  115
- Final Assembly<M2
  116
- Mechanism Assembly<M4
  118
- Electrical Parts List
  121
  - Vcr/DVD Board Assembly<03
    121
  - Operation Board Assembly<28
    129

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