Samsung SGH-G810 Servise Manual page 57
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Also See for SGH-G810:
- User manual (116 pages) ,
- Quick start manual (7 pages) ,
- User manual (133 pages)
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Flow Chart of Troubleshooting
10-7. DCS/PCS TX
TX ON(0 level)
YES
FEM100 PIN8
Re-solder RFS100,
≥ 0dBm
L102, C119
Check Antenna
Switch Control
NO
YES
Check FEM100
FEM100 PIN21
PIN28=H, PIN27=H
≥ -15dBm
PIN1=L
Re-solder or Change
NO
YES
FEM100
Re-solder or Change
YES
U100 PIN56
C114, R108, R109,
≥ -15dBm
R110
NO
Check U100, UCP300
PIN28
END
PIN27
PIN1
10-43
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