4. TROUBLE SHOOTING
4.2.4 Check Antenna Switch & Mobile Switch
Figure 4-4 Antenna Switch & Mobile Switch
Tx Test Only
(GSM:PL=7,DCS
:PL=2)
Check
C531
,
C537,
Whether phone in Rx
state , Figure 4-4
VC1:L
VC2:L
Pin5:-29.5dBm
Pin3:-26.5dBm
C h e c k
FL501
p i n
10(For GSM)&Pin1(For
DCS) Power Level
Start
Shorten?
Check SW500 RF cable
Connection
Change Main
Board
Check Pin 4,3,5
PAM control Signal
Replace SW500
Replace
SW500
Y
N
N
N
N
Y
Y
End
Y
Table 4-2
10
Summary of Contents for C3600
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