User manual

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"Internal Diagram of a Handset"
Handset Recording Mode I
Handset Recording Mode II
There are usually two types of
wire sequence found in a hand-
set. They are:
4 Wire - 2 Wire Handset Line Converter Connection Diagram
Speaker Connect to Recording Card.
The recording mode should be changed to
‘Audio’ in ‘System ->Channel setting ‘
S
p
eake
r
RJ11-4 Plug
TPh I t
Microphone
MIC +
Speaker
Speaker
MIC -
MIC +
MIC -
Speaker
Speaker
Type A RJ11-4 Plug
（Common）
Type B RJ11-4 Plug
（Rare）