26LC2R, 32LC2R (CHASSIS:LP61C) - LG TV Service Manual (repair manual). Page 21

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TROUBLESHOOTING
1. No power
(1) Symptom
1) Front LED is No light
2) The Set doesn’t discharge little
(2) Check process
Is plug in power cord?
Plug in a power cord
No
Yes
Is connect the line filter cable to PSU?
Connect a cable
No
Yes
Is normal the Fuse(F901) on PSU
Exchange the Fuse
No
Yes
Is connect the PSU and Main board with 13P cable ?
After remove the cable connect to PSU (except the EL11
connection cable), authorizes the AC voltage marking 
on manual. When ST-BY 5V does not operate, replace
PSU.
Connect a 13p cable
No
Yes
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