26LH200C, 26LH210C (CHASSIS:LP91Z) - LG TV Service Manual (repair manual). Page 14

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- 14 -
TROUBLESHOOTING
1. No Power
(1) Symptom
- It is not discharged minutely from the module.
- Light does not come intro the front LED.
(2) Check pocess
Is inserted a plug
in power cord?
Is the Line Filter and
PSU connected?
Is the fuse of PSU
normal? (F501)
Plug in a power cord 
Connect the cable.(SK100)
Replace the fuse.
Is it connected
that PSU and P1000 in
Main B/D?
Connect a cable P1000
YES
YES
YES
YES
NO
NO
NO
NO
After all cables connect is removed to PSU, the
AC voltage marking is authorized on manual.
When ST-BY 5V is not operated. replace PSU.
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