LG E900 Service Manual page 71
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Also See for E900:
- User manual (274 pages) ,
- Quick reference manual (234 pages) ,
- Owner's manual (98 pages)
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4. TROUBLE SHOOTING
Checking Switch Block Power Source
Check ANT_SEL 0, 1, 2,
High Level
No
4.2V < Voltage < .6V
Check the TP1(VPWR)
Check the TP1(VPWR)
Yes
Check the Logic in each mode
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Troubleshooting
