LG GT500 - Page 163

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Only for training and service purposes
4. TROUBLE SHOOTING
C. GSM RF Transceiver Check
GSM850/EGSM/DCS/PCS
>5dBm
See Next page to check Tx path
Check GSM RF Transceiver
Output power at 󰏎.
No
Yes
Redownload SW
Figure 4-43. GSM850/EGSM/DCS/PCS Transceiver (RF3300)
RF3300
(U111)
Vapc
(PIN 52)
DCS/PCS Tx
(R129)

`
GSM Tx
(R134)
①