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Level 3 Repair
8-28
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8-3-12. DCS Receiver
RX ON
Cell Power : -60dBm
PAM100 Pin17
-65dBm
(TP:L140 using
spectrum analyzer)
Yes
Resolder PAM100, L140,L139,
C103, L102,C172
No
Yes
No
Check PAM100
pin5, pin6=H
PAM100 Pin13
-68dBm
(TP:L110 using
specturm analyzer)
Check ANT Switch
control circuit
No
Yes
Resolder PAM100
Yes
Resolder OSC200
TCXO CLOCK
CHECK?
26MHz @ OSC200
Yes
No
Check UCP200
Yes
END