LG B2100, Руководство по обслуживанию

Страница: 119 / 133

Service Manual /
121
11.AUTO CALIBRATION
11.4 AGC
This procedure is for Rx calibration.
In this procedure, We can get RSSI correction value. Set band EGSM and press Start button the result
window will show correction values per every power level and gain code and the same measure is performed
per every frequency.
11.5 APC
This procedure is for Tx calibration.
In this procedure you can get proper scale factor value and measured power level.
11.6 ADC
This procedure is for battery calibration.
You can get main Battery Config Table and temperature Config Table
11.7 Setting
check com port and cable loss. Select automatic calibration item. If you uncheck one item calibration will
stop from the unchecked item. This is useful when you want to process only one item.
11.8 How to do calibration
A. Connect cable between phone and serial port of PC.
B. Connect Ag8960 equipment and Power Supply and phone.
C. Set correct port and baud rate.
D. Press Start button. AutoCal process all calibration procedure
i. AGC EGSM
ii. AGC DCS
iii. APC EGSM
iv. APC DCS
v. ADC
E. After finished all measurement. The state is return to SETUP.
F. The Cal file will be generated and then the calibration data will be written into phone and then will be reset.