Table of Contents
Advertisement
Contents of Standard Repair Process Detail Technical Manual
No.
Error symptom
10
B. Power error_ No power
11
B. Power error_Off
12
(when on/off, while viewing)
13
C. Audio error_ No audio/Normal
video
14
15
D. Function error
16
17
18
E. Etc
19
20
Content
Check front display LED
Check power input Voltage & ST-BY 3.5V
POWER OFF MODE checking method
Checking method in menu when there is no audio
Voltage and speaker checking method when there is
no audio
Remote control operation checking method
Motion Remote operation checking method
How to use the Service remote control
Check items after Main B/D replacement
Adjustment Test pattern – ADJ Key
How to use JIG
(Power B/D Diagnostic Smart Jig Multi Gender
Continued from previous page
Page
Remarks
A8
A9
A10
A11
A12
A13
A14
A15-A17
A18
A19
A20
Copyright © 2019 LG Electronics. Inc. All rights reserved.
Only for training and service purposes
N/A
Advertisement
Table of Contents
