LG 65SM9000PUA Service Manual page 56

Contents of Standard Repair Process Detail Technical Manual
No. Error symptom
9
B. Power error_ No power
10
B. Power error_Off
11
(when on/off, while viewing)
12
C. Audio error_ No audio/Normal
video
13
14
D. Function error
15
16
17
E. Etc
18
19
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
A8
A9
A11
A12
A13
A14
A15
A16-A18
A19
A20
A21
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Only for training and service purposes.
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