User Guide

Table Of Contents
Camera and HWA hardware troubleshooting
Troubleshooting flow
Audio troubleshooting
Audio troubleshooting test instructions
Differential external earpiece and internal earpiece outputs can be measured either with a single-ended or
a differential probe.
When measuring with a single-ended probe each output is measured against the ground.
The input signal for each loop test is single-ended.
RM-429
BB Troubleshooting and Manual Tuning Guide
Issue 1 COMPANY CONFIDENTIAL Page 3 –33
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