Table of Contents
Advertisement
Level 3 Repair
8-4-2. GSM900 RX
**If you check the tx chain,
Check the not only RF Device but also resistor, inductor and capacitor.
Continuous Rx ON
RF Input : 62 CH
Amplitude : -50dBm
Normal Condition
Catch the channel?
Check L108 >= -55 dBm?
Resolder U102 or Change
Yes
Yes
Yes
The End
SAMSUNG Proprietary-Contents may change without notice
This Document can not be used without Samsung's authorization
No
Check Antenna Contact
No
Replace U100
8-34
Advertisement
Table of Contents
