SAMSUNG Proprietary-Contents may change without notice
Level 3 Repair
8-60
This Document can not be used without Samsung's authorization
8-4-10. WCDMA850 Transmitter
**If you check the tx chain,
Check the not only RF Device but also resistor, inductor and capacitor.
Yes
Yes
Yes
Replace DUF200
Replace F200
No
No
Check C102 = 23 dBm ?
Check C222 = 24 dBm ?
No
Check C246 = 26 dBm?
Replace PAM200
Replace RFS101
Check the U100
No
No
Yes
Yes
Yes
Check C119 = 8 dBm ?
Check C204 = 5 dBm?
The End
Tx ON
Battery Voltage: 3.8V
(AGC for 23dBm)