LG D337 - Trouble Shooting; WCDMA Rx Part

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3. TROUBLE SHOOTING
3.1 WCDMA Rx Part
3.1.1 WCDMA_B1/B2/B5/B8 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
- DL Channel : 10700 / 9800 / 3013 / 4407
- Sector Power(dBm) : -55 dBm
START
1.Check
DC Power Supply circuit
2.Check
MT6166 XO
3.Check
RF Signal path
RedownloadS/W, cal