Samsung GT-B7300 Service Manual page 79

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9-22. WCDMA2100 Transmitter
**If you check the tx chain,
Check the not only RF Device but also resistor, inductor and capacitor.
Battery Voltage: 3.8V
(AGC for 23dBm)
Check C133 = 8 dBm ?
Check C194 = 5 dBm?
Check L137 = 26 dBm?
Check C131 = 24 dBm ?
Check C110 = 23 dBm ?
Tx ON
Yes
Yes
Yes
Yes
Yes
Yes
The End
SAMSUNG Proprietary-Contents may change without notice
This Document can not be used without Samsung's authorization
No
Check the U101
No
Replace F101
No
Replace PAM101
No
Replace DUF100
No
Check RFS100 or
(the method like GSM)
9-55
Flow Chart of Troubleshooting
F100

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