Samsung GT-S5830 - WCDMA Band8 RX

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Level
3
Repair
8-37
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8-4-5.
WCDMA Band8 RX
**
If you check the tx chain,
Check the not only RF Device but also resistor, inductor and capacitor.
The End
Check L125
=-65
dBm?
Normal Condition
Catch the channel?
Yes
Yes
Yes
No
No
Check Antenna Contact
Resolder U103 or Change
Replace PAM100
Check C132
=-65
dBm?
Replace DUF100
No
Yes
Continous Rx ON
RF Input
: 3013
CH
Amplitude
:-50
dBm
CONTINUOUS RX ON
RF INPUT
: 3013
CH
AMP
:-50
dBm