Figure 65 External speakers
External microphone
The signal is not taken from the devices internal microphone but from headset microphone via the Signature
interface.
Microphones used in headsets are electret type and bias voltage (2.1Vdc) for it is taken from the EM ASIC
D1420.
Figure 66 External microphone
Nokia AV connector
A 3.5mm round 4-pole SMD connector is used for stereo audio out, mono audio in (external microphone) and
enhancement identification purposes.
All signals are single-ended type and enhancement identification is implemented throught the same pin that
external mic also uses.
RX-34
System Module
Issue 2
COMPANY CONFIDENTIAL
Page 9 –13
Copyright © 2007 Nokia. All rights reserved.
Содержание N800 - Internet Tablet - OS 2007
Страница 153: ...7 RF Troubleshooting Nokia Customer Care Issue 2 COMPANY CONFIDENTIAL Page 7 1 Copyright 2007 Nokia All rights reserved ...
Страница 181: ...9 System Module Nokia Customer Care Issue 2 COMPANY CONFIDENTIAL Page 9 1 Copyright 2007 Nokia All rights reserved ...
Страница 201: ...10 Schematics Nokia Customer Care Issue 2 COMPANY CONFIDENTIAL Page 10 1 Copyright 2007 Nokia All rights reserved ...
Страница 204: ...Audio and touch screen RX 34 Schematics Issue 2 COMPANY CONFIDENTIAL Page 10 4 Copyright 2007 Nokia All rights reserved ...
Страница 205: ...Avilma and Betty RX 34 Schematics Issue 2 COMPANY CONFIDENTIAL Page 10 5 Copyright 2007 Nokia All rights reserved ...
Страница 206: ...Display RX 34 Schematics Issue 2 COMPANY CONFIDENTIAL Page 10 6 Copyright 2007 Nokia All rights reserved ...
Страница 208: ...OMAP and camera RX 34 Schematics Issue 2 COMPANY CONFIDENTIAL Page 10 8 Copyright 2007 Nokia All rights reserved ...
Страница 209: ...Bluetooth and FM radio RX 34 Schematics Issue 2 COMPANY CONFIDENTIAL Page 10 9 Copyright 2007 Nokia All rights reserved ...
Страница 210: ...WLAN and USB RX 34 Schematics Issue 2 COMPANY CONFIDENTIAL Page 10 10 Copyright 2007 Nokia All rights reserved ...
Страница 211: ...Signal overview RX 34 Schematics Issue 2 COMPANY CONFIDENTIAL Page 10 11 Copyright 2007 Nokia All rights reserved ...
Страница 212: ...Component finders RX 34 Schematics Issue 2 COMPANY CONFIDENTIAL Page 10 12 Copyright 2007 Nokia All rights reserved ...
Страница 213: ...Glossary Nokia Customer Care Issue 2 COMPANY CONFIDENTIAL Page Glossary 1 Copyright 2007 Nokia All rights reserved ...