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LG 28LB45*A Manuals
Manuals and User Guides for LG 28LB45*A. We have
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LG 28LB45*A manual available for free PDF download: Service Manual
LG 28LB45*A Service Manual (34 pages)
Brand:
LG
| Category:
LED TV
| Size: 5.58 MB
Table of Contents
Table of Contents
2
General Guidance
3
Leakage Current Cold Check(Antenna Cold Check)
3
Leakage Current Hot Check Circuit
3
Safety Precautions
3
General Soldering Guidelines
4
Electrostatically Sensitive (ES) Devices
4
Servicing Precautions
4
IC Remove/Replacement
5
"Small-Signal" Discrete Transistor Removal/Replacement
5
Power Output, Transistor Device Removal/Replacement
5
Diode Removal/Replacement
5
Model General Specification
6
Requirement for Test
6
Test Method
6
Specification
6
Component Video Input
7
HDMI Input
7
PC Mode
7
DTV Mode
8
Designation
9
MAIN PCBA Adjustments
9
Adjustment Instruction
9
Adjustment Command (Protocol)
10
Equipment
10
Equipment Connection
10
White Balance Adjustment
10
Tool Option Setting & Inspection Per Countries
11
Ship-Out Mode Check (In-Stop)
11
AUDIO Output Check
11
GND and HI-POT Test
11
USB S/W Download
12
Optional Adjustments
12
Manual ADC Calibration
12
Manual White Balance Adjustment
12
No Power - Main PCBA
13
Trouble Shooting Guide
13
No Raster (Power LED Blue, Black Screen)
14
Abnormal/No Screen (All Input)-Main PCBA
15
Abnormal Screen (TV)-Main PCBA
16
Abnormal Screen (AV)-Main PCBA
17
Abnormal Screen (HDMI)-Main PCBA
18
No Sound (All Source )-Main PCBA
19
Abnormal Sound (TV)-Main PCBA
20
Abnormal Sound (AV)-Main PCBA
21
Abnormal Sound (HDMI)-Main PCBA
22
Block Diagram
23
Exploded View
24
Schematic Diagram
25
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