User Manuals: Changhong Electric 34T18 CRT TV

Manuals and User Guides for Changhong Electric 34T18 CRT TV. We have 1 Changhong Electric 34T18 CRT TV manual available for free PDF download: Service Manual

Changhong Electric 34T18 Service Manual

Changhong Electric 34T18 Service Manual (62 pages)

CHASSIS NO. CH-20

Brand: Changhong Electric | Category: TV | Size: 16 MB

Table of Contents

Table of Contents
2
Instructions for Service Safety and Maintenance
3
X-Ray Radiation Precaution
3
Safety Precaution
3
Product Safety Notice
4
Safety Symbol Description
4
Maintenance
5
Adjustments
6
- Set-Up Adjustments
  6
- Color Purity Adjustment
  6
- Convergence Adjustment
  6
- Circumference Convergence Adjustment
  7
- White Balance Adjustment
  7
- Circumference Convergence by DEF Yoke
  8
- Center Convergence by Convergence Magnets
  8
- 6-Pole Magnet Movement
  8
- 4-Pole Magnet Movement
  8
- Circuit Adjustments
  9
- Degaussing
  9
- Confirmation and Adjustment for Voltage
  9
- High Voltage Inspection
  10
- Focus Adjustment
  10
- SERVICE Mode
  11
- To Enter the SERVICE Mode
  11
- Bus Data
  11
- Option Bit Setting
  13
- Structure Block Diagram
  16
Structure and Chassis Function Description
16
Service Data
19
Replacement of Parts
57
- Appendix 1. Circuit Diagrams
  58
  - Main Pcb
    60
  - Crt Rgb Pcb
    61

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