LG 24LQ520S Service Manual page 19
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Also See for 24LQ520S:
- Owner's manual (46 pages) ,
- Manual (46 pages) ,
- Owner's manual (46 pages)
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Standard Repair Process
Error
symptom
☞A8
Power
Check LED
LED On?
- Stand-By : Red or Turn On
N
- Operating : Turn Off
Check Power cord
was inserted properly
Normal?
Y
Close
B. Power error
No power
DC Power on
Y
by pressing Power Key
On Remote control
N
☞A9
Check ST-BY 7.8V
Established
Revised date
Normal
operation?
Y
☞A9
Measure voltage of each
output of Power B/D
Y
Normal
voltage?
Normal
Y
voltage?
N
Replace Adaptor
N
Replace Adaptor
6
date
☞A9
N
Check Power
OK?
On '"High"
Replace Main B/D
Y
Replace Main B/D
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Only training and service purposes.
6/16
Replace
Y
Adaptor
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