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SGH-P510 Flow Chart of Troubleshooting and Circuit Diagrams
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11. GSM Transmitter
Pin11 of
U100
≥30dBm
TX On
(Level : 5)
Battery Voltage : 3.8V
Pin 1 of U103
≥30dBm
Pin54 of
U102 ≥
9dBm
Yes
No
No
Pin 100 of
U101
≥30dBm
Yes
No
Yes
No
Yes
Check the U100
Check the U103
Check U101
Check U102
END
Pin 2 of
CON101
≥30dBm
No
Check the CON101