March Networks 8724 V Tribrid NVR, Руководство по установке

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8724 V Tribrid NVR Installation Guide 21
Feature Overview
Main Circuit Board
The main circuit board is located in the slot behind the front USB ports and status LEDs.
The main circuit board holds the following components:
•
“Alarm and Switch Terminals” on page 22
• “RS-232 Interface” on page 23
• “Audio Terminals” on page 24
• “HD Monitor Output” on page 25
• “Ethernet Network Port” on page 26
• “Two Internal USB Ports” on page 26
• “LAN USB Adapter” on page 26
Location of
inside unit
main circuit board
Alarm, Switch, RS-232,
and Audio Terminals
USB3
HD monitor
0/0
Network
LAN USB adapter connected to USB4
USB4
Main Circuit Board (rotated 90 degrees)