No Ring Tone/Alert Function - Motorola MotoRAZR maxx V6 Manual

Motorola GmbH, Mobile Devices, CSS Center
Title: Troubleshooting-Guide MotoRAZR maxx V6

No ring tone/alert function

Check LOUD_SPM
- If not, check FL4100,
misplaced/ defective parts.
The alert signal is amplified by the ATLAS IC and generated by the ARGON IC. If the ATLAS
alert audio path is ok, there could be a problem with the ARGON not generating the alert
signals – forward to authorized level 4 service center.
Repair Support Information
(M4000) and LOUD_SPP
VS4001 and capacitors C4104, C4502, C4501,
- If ok, change ATLAS IC U3000.
Figure 19
Doc. No:
Version:
Date:
Page:
(M4001), both should have around 2.2Vdc.
Figure
18
© Copyright 2003-2007 Motorola Inc. All Rights reserved.
Motorola internal use
TSG_3G_V6
1.0
23.07.2007
18 / 40
C4108 for