PG-3210 Service Manual
1
PANTECH
Fig.6-9. U704 VCTCXO Check Point on the PCB Layout
6.5.5 Front End Module
Step
Test point
Typical Value
Condition
Check point
5-1
U703
Pin#11
2.8V
2
Check route connection : GSMON
(GSM850 Tx Mode)
5-2
U703
Pin#9,12
2.8V 3,
4
Check route connection : DCSON,
PCSON (DCS/PCS Tx Mode)
5-3
U703
Pin#12
2.8V 7
Check route connection : PCSON (PCS
Rx Mode)
5-4
U703
Pin#11,9,12
2.8V
5, 6
GSM850/DCS Rx Mode
STEP 4-2
STEP 4-1
