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3. Cables and I/O Terminal Block
Cable Descriptions
No Name and Descriptions
1
RS‐485+: Connects to an RS‐485 device.
2
RS‐485‐: Connects to an RS‐485 device.
3
24 VAC~: Connects to the power adapter.
4
Video Test‐Out Cable: Connects to a DVR or monitor.
Note: Microphones with external power supplies are required.
Note that the audio in/out cables feature line 3.5mm jack (TRS). Be sure to prepare speakers /
microphones with TRS connector (see TRS Connector image below). Also, speakers / microphones with
a (built‐in) amplifier and external power supply are required.
I/O Terminal Block
The I/O terminal block, located on the rear panel of the Base Board, can be used to develop applications
for alarm input and output, motion detection, PTZ control or a variety of other functions.
To activate the Audio function, the Enable Audio must be checked.
See 7.6 Audio in the User's Manual.
No
Name and Descriptions
5
Audio Out: Connects to a speaker.
6
Audio In: Connects to a microphone.
LAN/PoE: Connects to a 10/100
7
Ethernet or PoE.
2
EPN4230d/4230di
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