Hand portable (HP) mode Internal hands free (IHF) mode
Microphone X X
Earpiece X
Speaker X
AV connector
In this phone the 2.5mm AV connector has a double function - depending of the mode the phone is put in
the AV connector will operate as a normal galvanic connector for headsets etc or as TV output (that can be
connector to a external TV).
Depending on the position of the switch (N2002), compressed video signal is feed to pin 3 or audio input
from external microphone is feed to the phone.
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-47, TV out
CA-92U).
Table 11 AV connector pins
Pin Signal name Direction Description
1, 2 HS_ GND - Ground)
3 HS_MIC/
HS_COMP_VIDEO
Input/Output Microphone input Video output depending on
switch N2002
4 HS_EAR_R Output Audio out
5 HS_EAR_L Output Audio out
6 PLUG_DET Input Plug detection
RM-240
System Module
Issue 1 COMPANY CONFIDENTIAL Page 5 –19
Copyright © 2007 Nokia. All rights reserved.
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