Audio concept
This phone has a conventional solution on earpiece and vibra. Both are handled by AVILMA N2200. Integrated
handsfree speaker is driven by an additional amplifier also handled by AVILMA. The microphone has a digital
interface and its RF-filtered lines are directly connected to RAP D2800 for processing.
This phone has an external PA N2000 for external headset directly connected to AVILMA N2200.
Figure 28 Audio block diagram
The Plug detector (PLUG_DET) in the AV connector enables the external microphone, when the phone function
is used.
AV connector
The AV connector is used to connect headsets both in the handsfree phone function and for using the phone
as a media player (see the audio concept heading). The six pins are used in accordance with the table below.
A connected male connector is detected on pin 6 (PLUG_DET).
Note: Only use an approved cable for connecting to the AV connector ( e.g. headset HS-125).
RM-561
System Module
Page 5 –12 COMPANY CONFIDENTIAL Issue 1
Copyright © 2009 Nokia. All rights reserved.
To Next Page
Loading...
Need help?
General
