LG 50PX950 Service Manual page 91
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Also See for 50PX950:
- Specification (2 pages) ,
- Owner's manual (219 pages) ,
- Service manual (62 pages)
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18. Wi-Fi Trouble Shooting
Check JK1101
Y
Check Multi 5V voltage (L501)
Y
Check USB OCP IC(IC1102)
: OCD, CTL pin
Y
Check USB HUB IC(IC1100)
Voltage
5,10,15,23,29,35 pin
Y
Check USB HUB IC(IC1100)
30, 31 pin
Y
Maybe IC100 has problems
Replace It (Only PK950)
Customer Oriented R&D
N
Replace JK1101
N
Replace one bead(L501) &
Recheck
N
Replace IC(IC1102) &
Recheck
N
Replace IC504(LDO) &
Recheck
N
Replace IC(IC1100) &
Recheck
Breakthrough
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