Gsm900 Transmitter Issues - Samsung GT-E2232 Service Manual

Gsm telephone
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8-14. GSM900 Transmitter
TX ON (5Level)
Yes
PA100 Pin15
30dBm
No
PA100 pin4
dBm
No
UCP200 pinA15
-4dBm
No
Check & Resolder
PMU Part and UCP200
Yes
END
yes
Resolder L106, C104, L105,
Yes
-4
Yes
Yes
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C111
Check PA100
pin 8, 10 = H
Pin 9 = L
Yes
Yes
Check PA100
VBATT(pin11) OK?
No
Resolder or Change
C115, R104
8-30
Level 3 Repair
No
Check ANT Switch
control circuit
Change or Resolder PA100
Check UCP200
Check VBAT or PAM
control signal

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