Table of Contents
Advertisement
CHECKING FLOW
Check C522,C528
Check whether Ant SW
Set as TX mode
Refer to Graph 5
Refer to Table 4-3
Check RF Level of
FL500 Pin 9(for GSM) & Pin 3 (for DCS)
Check SW500.ANT, RF with RF
Cable connected.
Check SW500.ANT,RF
with RF Cable disconnected
ANT SW
DCS TX
EGSM TX
EGSM, DCS RX
For the test,
TX Stand alone Mode is needed. Refer to
chapter 11 (PL=7 for GSM, PL=2 for DCS)
Check VC_EGSM,
VC_DCSPCS
Yes
Pin9 : ~29.5dBm
Pin 3 : ~26.5dBm
Yes
Open
Yes
Short
Yes
END
Figure 4-11.
VC_EGSM
0
1
0
Table 4-2
- 81 -
4. TROUBLE SHOOTING
No
Changing board
No
Go to 4.3.5 Checking PAM
control signal
No
Changing SW500
No
Changing SW500
VC_CDSPCS
1
0
0
Advertisement
Table of Contents
