Trouble Shooting; Wcdma Rx Part - LG D686 Service Manual

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.
LGE Internal Use Only
START
Rx TEST SETUP
- DL Channel : 10700 / 9800/ 44407 / 3013
- Sector Power(dBm) : -23 /-23 /-23.5 / -23.5
1. Check
DC Power Supply circuit
2. Check MT6162 XO
3.Check RF Signal path
Re download S/W & Cal
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3. TROUBLE SHOOTING
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