LG GX500 Service Manual page 150

GX500 Operational Description
2.10. Calibration data will be saved to the following folder.
Notices:
1. The state of Phone is " test mode " during the CALIBRATION.
2. Calibration program automatically changes either "normal mode" or "ptest mode".
3. RF Calibration steps as follow:
TX Channel compensation:
SIM1:DCS1800->GSM900->PCS1900->GSM850->EDGE_PCS1900->EDGE_GSM850->
EDGE_GSM900->EDGE_DCS1800
SIM2: DCS1800->GSM900->PCS1900->EDGE_PCS1900->EDGE_GSM900->EDGE_DCS1800
RX Channel compensation:
SIM1 :EGSM->GSM850->DCS->PCS
SIM2 :EGSM->DCS->PCS
< Normal Mode >
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Only for training and service purposes
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Saving Format:
Year/month/day_pass or fail
< Ptest Mode>
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10. RF CALIBRATION
Revision A
LGE Internal Use Only
LGE Property