Baseband Troubleshooting - Nokia RM-57 Service Manual

RM-57/58
BB Troubleshooting and Manual Tuning Guide Nokia Customer Care

Baseband troubleshooting

Context
This section is intended to be a guide for localising and repairing electrical faults. The fault repairing is divided
into troubleshooting paths. The following main troubleshooting tree describes the different baseband
troubleshooting paths to be followed in fault situations.
Figure 41 Main troubleshooting tree
Issue 1 Company Confidential Page 6–5
Copyright ©2005 Nokia. All Rights Reserved.