Samsung SCH-I535, Service Manual, Page: 155 / 170

Level 3 Repair
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8-85
8-4-17. WCDMA Band1 TX
**If you check the tx chain, Check the not only RF Device but also resistor, inductor and capacitor.
Resolder RFS100 or Change
Resolder or Replace U200
The End
No
Resolder or Replace L108
Yes
No
Check C132
>= 5dBm ?
WCDMA CH : 9750CH
Set Tx ON (PDM 120)
R0,R1 = 0,0
Check C133
>= 5dBm ?
Check C100
>= 20dBm ?
No
Resolder or Replace F100
Yes
Yes
No
Resolder or Replace U103
Check L109
>= 20dBm ?
Yes