User Guide

Flash programming fault troubleshooting

Troubleshooting flow

Figure 38 Flashing pic 1. Take single trig measurement for the rise of the BSI signal.

Figure 39 Flashing pic 2. Take single trig measurement for the rise of the BSI signal.

Backup battery troubleshooting

First, verify that the backup battery is empty (i.e. the voltage of the backup battery is < 1 V). During this

measurement the main battery must be disconnected and the phone must be switched OFF!

RM-170; RM-171

BB Troubleshooting and Manual Tuning Guide Nokia Customer Care

Issue 1 COMPANY CONFIDENTIAL Page 6 –25