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Flow Chart of Troubleshooting
9-44
9-20. WCDMA Transmitter
C107≥ -5dBm
Check U100 (RTR6275)
TX ON (PDM for 23dBm)
PAM200 2Pin ≥
-5dBm
L203 ≥ 20dBm
C200 ≥ 20dBm
Resolder F200 (WTX SAW)
Resolder PAM200
Yes
No
No
Yes
END
Check UCP300(MSM)
Resolder F201(DUF)
Yes
Yes
Yes
No
No
F201 5Pin ≥ 20dBm
Resolder
CPL200
Yes
No