Gsm Transmitter - Samsung SGH-A801 Service Manual

9-15. GSM Transmitter

TX ON (5 Level)
Yes
U100(ASM) pin25
<= 20dBm
No
C162 ≥25dBm
Yes
Check UCP300(MSM)
END
Yes
No
Replace DUF100(ASM)
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Resolder PAM100
9-27
Flow Chart of Troubleshooting