Hitachi VK-U174 Manuals

Manuals and User Guides for Hitachi VK-U174. We have 1 Hitachi VK-U174 manual available for free PDF download: Service Manual

Hitachi VK-U174 Service Manual

Hitachi VK-U174 Service Manual (68 pages)

COLOR VIDEO CAMERA

Brand: Hitachi | Category: Camcorder | Size: 3.18 MB

Table of Contents

Table of Contents
2
Safety Precaution for Repair

3
General Description

7
- Overview
  7
- Servicing Method
  7
- Features
  8
- Specifications
  9
- Comparison from Previous Models
  11
- Comparison of Main Control Ics
  12
- List of Abbreviations and Terms for Surveillance System
  13
Description of Operation

16
Troubleshooting

20
- Trouble Diagnosis
  20
- Setting to Service Position
  20
- Trouble Diagnosis Flowchart
  21
Disassembly and Reassembly

28
- Order of Disassembly
  28
- Disassembly
  28
Adjustment

32
- Preparations for Adjustment
  32
- List of Equipment and Jigs
  32
- List of Test Equipment and Charts
  32
- Connections for Adjustment
  33
- Setting Test Equipment
  34
- Starting Adjustment Program (ZMAP)
  34
- List of Adjustment Items
  36
- List of Adjustments Needed after Replacing Major
  36
- Adjustment Flowchart
  37
- Data Initialize
  38
- Electronic Volume
  38
- CDS Sampling Pulse Adjustment
  39
- Adjustment (Camera Adjustment)
  39
- Auto Iris Control Adjustment
  40
- White Balance Adjustment
  40
- Chroma Gain Adjustment
  41
- Auto Focus
  42
- Zoom/Focus Tracking Adjustment
  42
- AF Noise Level Adjustment
  43
- Check of Zoom/Focus Trace
  43
- Spot Noise
  44
- Error Messages and Countermeasure
  45
Exploded View and Parts List

47
- Exploded View
  47
- Replacement Parts List
  48
- Mechanical Parts List
  48
- Electrical Parts List
  48
Schematic, Circuit Board and Block Diagrams

53
- Wiring Diagram
  53
- Schematic Diagrams
  54
- SP Schematic Diagram
  54
- PC Schematic Diagram
  55
- CSR Schematic Diagram
  58
- IC Block Diagrams
  61
- Circuit Board Diagram
  62
- SP Circuit Board Diagram
  62
- PC Circuit Board Diagram
  63
- CSR Circuit Board Diagram
  64
- Identification Parts Location
  65
- Block Diagrams
  66
- Overall Block Diagram
  66
- Power Block Diagram
  67

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