LG -D175F Service Manual page 66

3.2.2 WCDMA_B5 Tx
* There are no Test Points on the IQ Data Line. So It is impossible to check the IQ Data Wave form.
LGE Internal Use Only
START
WCDMA B5 Tx TEST SETUP
- Test Channel : 4182
- Sector Power : -55 dBm
1. Check DC Power Supply Circuit
2. Check XO
3. Check PA
4. Check DPX
5. Check PAM
Re download S/W & Cal
- 66 -
3. TROUBLE SHOOTING
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