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Flow Chart of Troubleshooting
9-27
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9-4. DCS/PCS TX
TX ON(0 level)
Re-solder RFS100,
L102, C103
MOD100 PIN20
≥
0dBm
YES
Check Antenna
Switch Control
NO
Check MOD100
PIN15=L, PIN14=H
PIN13=H
MOD100 PIN22
≥
-15dBm
YES
Re-solder or Change
MOD 100
Re-solder or Change
C122, L113
YES
NO
U100 PIN17
≥
-15dBm
YES
NO
Check U100, UCP300
END
Summary of Contents for SGH-P270
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