LG 26LG3100 (CHASSIS:LD91M) Service Manual ▷ View online
Standard Repair Process Detail Technical Manual
Checking mechanical button at bottom or back side
B. Power error_No power
<Mechanical Switch>
A17
Established
date
Revised
date
Error
symptom
Content
LCD TV
A17
If the mechanical button is selected 'OFF', TV doesn't turn on as well as power led off
This button is applied for saving power consumtion at ST-BY status.
This button is applied for saving power consumtion at ST-BY status.
Therefore the position(On or Off) of this mecanical button must be checked before repairing
as no power problem.
as no power problem.
2009. 7 .30
Entry method
1. Press the IN-START button of the remote
controller for adjustment
controller for adjustment
2. Check the entry into adjustment item 3
Standard Repair Process Detail Technical Manual
POWER OFF MODE checking method
B. Power error
_Off when on, off whiling viewing
A18
Established
date
Revised
date
Error
symptom
Content
LCD TV
A18
2009. 7 .30
Standard Repair Process Detail Technical Manual
POWER BOARD PIN voltage checking method
B. Power error
_Off when on, off whiling viewing
A19
Established
date
Revised
date
Error
symptom
Content
LCD TV
A19
Check each voltage output (5V, 15V) at power board.
2009. 7 .30
Checking method
1. Press the MENU button on the remote controller
2. Select the AUDIO function of the Menu
3. Select TV Speaker from Off to On
Standard Repair Process Detail Technical Manual
Checking method in menu when there is no audio
C. Audio error_No audio/Normal video
A20
Established
date
Revised
date
Error
symptom
Content
LCD TV
A20
2008. 7 .30
Click on the first or last page to see other 26LG3100 (CHASSIS:LD91M) service manuals if exist.