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3. TROUBLE SHOOTING
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Only for training and service purposes
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3.3 GSM Rx Part Troubleshooting
3.3.1 GSM850 Rx
* There are no Test Points on the IQ Data Line. So It is impossible to check the IQ Data Wave form
Rx TEST SETUP
- BCH : GSM850
- TCH : GSM850
- Channel : 190
- Sector Power : -30 dBm
1. Check
DC Power Supply circuit
START
2. Check WTR2605 XO
Re download S/W & Cal
3. Check RF Signal path