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PF29T18
Changhong Electric PF29T18 Manuals
Manuals and User Guides for Changhong Electric PF29T18. We have
2
Changhong Electric PF29T18 manuals available for free PDF download: Service Manual, Operation Manual
Changhong Electric PF29T18 Service Manual (62 pages)
CHASSIS NO. CH-20
Brand:
Changhong Electric
| Category:
TV
| Size: 16.09 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
Block Diagram for Supply Voltage System
17
Key Ics and Assemblies
18
General Description
18
Chassis Description
18
Technical Data of Key Ics
19
Microcontroller and Small Signal Processor TDA959X
19
Service Data
19
Available in S-DIP 64 Versions
20
Available in QFP-80 Versions
20
Data Capture
21
Display
21
Functional Difference between the Various IC Versions
22
Pinning (QFP-80 ENVELOPE)
23
Black Diagram
25
Pin Configuration (QFP-80)
26
Pin Configuration (SDIP 64)
27
Devices Available
28
Eeprom At24C16 (N101)
28
Tone Control and Surround Digitally Controlled Audio Processor
30
Block Diagram (TDA7442)
31
Block Diagram (TDA7442D)
31
Sound Power Amplifier TDA8944J (N603)
32
Triple Video Output Amplifier TDA6108JF/6107Q
33
COMB Filter TC90A49P (N1)
35
Dual 4-Channel Analog Multiplexer/Demultiplexer HEF4052
36
Schematic Diagram (One Switch)
37
Ratings
37
Vertical Deflection Output TDA8359J
38
Switch-Mode Power Supply STR- W68XX
40
Waveforms of Key Points
42
Service Data of Key Ics
50
Replacement of Parts
57
Appendix 1. Circuit Diagrams
58
Main Pcb
60
Crt Rgb Pcb
61
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Changhong Electric PF29T18 Operation Manual (14 pages)
CHASSIS NO CH-20
Brand:
Changhong Electric
| Category:
TV
| Size: 0.45 MB
Table of Contents
Operation Manual
1
Before Operation
2
Safety Precautions
2
Important Safety Instructions
2
Table of Contents
5
INTRODUCTION Front/Rear Panels
6
Remote Control Keys
7
Installation
8
To Connect the Antenna
8
Installing the Remote Control Batteries
8
Connecting to the Audio/Video Inputs/Outputs
9
Basic Functions
10
Power On/Off
10
Picture Menu
10
Sound Menu
10
Setup Menu
11
Timer Menu
11
Parental CONT Menu
11
Install Menu
12
Auto Store
12
Search Menu
12
Sort Menu
12
Name Menu
12
Teletext
13
Troubleshooting
13
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