User`s manual

DA-681 Series Hardware User’s Manual Introduction
Appearance
Front View
Power Fail 2
Power Fail 1
RS-232 RS-485
LED Indicators
LAN
Power
Storage
19-inch
Rackmount Ear
LED Indicators
LED Indicators
Rear View
19-inch
Rackmount Ear
10/100 Mbps Ethernet x 6
RS-232 Serial Port x 4, DB9
RS-485 Serial Port x 8,
Terminal Block
Reset Button
VGA PS/2
USB 2.0
Host x 2
Power Input 1
Power Input 2
Power Switch
Dimensions
1-3