LG KT520 Service Manual page 165

4. TROUBLE SHOOTING
B. GSM RF Level Check
v Agilent 8960 Setting
CW Mode
GSM : -50dBm@Ch65(948MHz)
DCS : -50dBm@Ch700(1842.8MHz)
PCS : -50dBm@ch700(1967.8MHz)
Check GSM/DCS/PCS Rx
signal level at .
LGE Internal Use Only
DCS
Rx
GSM Transceiver
PCS
RF3000/U103
Rx
GSM
Rx
Figure 4-49. GSM/DCS/PCS Rx path
GSM:-51.5dBm
DCS/PCS:-51.7dBm
Yes
GSM Rx path OK.
- 166 -
GSM/EDGE
PAM
U101
No
Change Ant. SW module
(U101)
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