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Level 3 Repair
8-3-5. DCS RX
Phone can't catch DCS network
PAM100 @C103 3.0V ?
NORMAL CONDITION
catch the channel?
YES
PAM100 CHECK
@CN100
-65dBm ?
YES
Check the connection
C158, C159, L116
YES
Check the voltage
YES
Replace Board(PBA)
previous step
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NO
Put more lead solder
@C104,L105,C170,L120,L101
L102, R100,R101,R102,R103
NO
Put more lead solder
@CN100,L120,L101,L102
NO
Put more lead solder
each terminal
NO
Put more lead solder
each terminal
NO
Back to
8-12
CONTINUOUS RX ON
RF INPUT : 698CH
Amplitude : -50dBm
Does Phone catch
the DCS network?
YES
END
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