Samsung GT-S3850 - GSM850 Receiver

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Level
3
Repair
8-33
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8-3-10.
GSM
850
Receiver
RX ON
Cell Power
:-60
dBm
P
AM
100
Pin
11
≥
-65
dBm
(
L104 using spectrum
analyzer)
Yes
Resolder PAM100, L104,C105,L130,C160
No
Yes
No
Check PAM100
control check
PAM100 Pin18
≥
-68
dBm
Check ANT Switch
control circuit
No
Yes
Resolder PAM100
Yes
Resolder F100,D100,D101,L105,L106,L107,L108
F100
8,9
pin,
D100,D101,L105,L106,L
107,
L108
≥
-
75
dBm
Yes
No
Check UCP200
Yes
END