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21A71A
TCL 21A71A Manuals
Manuals and User Guides for TCL 21A71A. We have
1
TCL 21A71A manual available for free PDF download: Service Manual
TCL 21A71A Service Manual (56 pages)
TV
Brand:
TCL
| Category:
TV
| Size: 3 MB
Table of Contents
Service Manual
1
Table of Contents
1
Caution
2
Important Safety Instructions
3
If the Set Does Not Operate Properly
5
Specification
6
3、 Alignment Procedure Table of Content
10
Alignment Procedure
10
Ⅰ. Summarize
11
Ⅱ. Alignment Contents
12
Adjustment of B+ Voltage
12
Rf Agc Adjustment
12
Screen & Focus Voltage Adjustment
13
Adjustment of Sub-Contrast, Sub-Tint and Sub-Color for NSTC and PAL Signal
13
White Balance Adjustment (Normal)
14
Adjustment of Sub-Brightness
14
Picture Geometric Adjustment
14
Rays over Voltage Protecting Circuit Test
14
Ps Line Polartities Test
15
PS Power Test (Random Test)
15
High Voltage and Ib Value Limit Test( Random Test )
16
Heater Voltage Test ( Random Test )
16
CCD and Vol-Chip Function Test
16
Initialization
16
Eeprom Data
16
20E10
16
Schematic Diagram
20
IC Brief Introduction
21
Block Diagram
23
PCB Layout
37
Explode View Diagram
38
BOM List
39
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