Appendix A: Electrical Pin Descriptions
INSTALLATION AND USER GUIDE
37
ISA module: Analog-Audio Port
The
following
figure
shows
the
3.5
mm
(1/8”)
audio
connections.
Figure 8. Audio Port Connector
The
following
table
describes
the
audio
pins
and
their
corresponding
signals.
Table
17.
Audio
Pins
and
Signals
Pin
Signal
Description
(Audio
input
mode)
Signal
Description
(Audio
output
mode)
Tip
Left
channel:
line
‐
level
analog
audio
input.
Left
channel:
line
‐
level
analog
audio
output.
Ring
Right
channel:
line
‐
level
analog
audio,
input.
Right
channel:
line
‐
level
analog
audio,
output.
Sleeve
Audio
common
(ground)
3.5mm
audio jack