Samsung GT-C3322 Metro Duos GSM850 Transmitter 2G Network not Working Solution

 Samsung GT-C3322 Metro Duos GSM850 Transmitter 2G Network not Working Solution Schematic , Diagram , Circuit

 Samsung GT-C3322 Metro Duos GSM850 Transmitter 2G Network not Working Solution Step by Step 

Step1

RFS100 PIN 2

>= 20dBm

Resolder L110,C117,C124,L103,C120

Step 2

PAM100 Pin15

>= 20dBm

Resolder RFS100,L101,L104

Step 3

PAM100 Pin4

>= 20 dBm

Resolder or Change PAM100

Step 4

Check UCP200,L114

(crack,open,etc)

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Samsung GT-C3322 Metro Duos GSM 850 Transmitter Network not working Solution 

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