ROADRECORDER 8400 NVR USER GUIDE
4
Rear Panel
1 - Multiple I/O Connector
A 26-pin male connector
configured as followed:
• 4 × DI (5V or 12V TTL selectable)
• 4 × DO (12V TTL, Max. 100mA)
• 2 × DO control Relay support 9 ~ 36V @max 2A each
• 2 × DI to Ignition MCU as remote control (5V TTL)
• Audio MIC input and HD Audio output (w/ 2Watt)
• COM TX RX, for Ignition Microcontroller program/
service purpose
2 - HDMI Port
HDMI video/audio output port
3 - DVI-D Port
DVI-D port (single link)
4 - VGA Port
VGA Display port
5 - DC Output 12V
1
×
2-pin terminal block for DC 12V (1A)
Output
6 - DC Input 9-36V
3-pin power input range +9 ~ +36V,
GND, ignition
7 - CAN Port
CAN bus port
8 - LAN Port
RJ45 port; Connection for an optional external
WiFi bridge / configuration. Use an Ethernet cable to
connect a computer to access the configuration web
server. The IP address is 192.168.0.10
9 - Serial Ports (from left to right: COM3/COM4)
• COM3 - RS232
• COM4 - RS232/422/485
