
Measurement data
Figure 10 Single-ended output waveform of the Ext_in_HP_out measurement when earpiece is connected.
If a special low-pass filter designed for measuring digital amplifiers is unavailable, the measurement must be performed with a
current probe and the input signal frequency must be 2kHz.
Figure 11 Differential output waveform of the Ext_in_IHF_out out loop measurement when speaker is connected.
RM-721; RM-722
BB Troubleshooting and Manual Tuning Guide
Page 3 – 32
COMPANY CONFIDENTIAL
Issue 1
Copyright © 2011 Nokia. All rights reserved.
Содержание C2-01
Страница 111: ...4 RF Troubleshooting Nokia Customer Care Issue 1 COMPANY CONFIDENTIAL Page 4 1 Copyright 2011 Nokia All rights reserved ...
Страница 133: ...5 System Module Nokia Customer Care Issue 1 COMPANY CONFIDENTIAL Page 5 1 Copyright 2011 Nokia All rights reserved ...
Страница 153: ...Glossary Nokia Customer Care Issue 1 COMPANY CONFIDENTIAL Page Glossary 1 Copyright 2011 Nokia All rights reserved ...