ITX-D255R Mini-ITX Mother Board Manual
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1.4 I/O Panel Connector
No Connector Name No Connector Name
1 PS/2 MOUSE Port (DIN-6P Green) 7 AUDIO MIC-IN JACK (Pink)
2 COM#2 (DSUB9P) Port 8 USB 3&4 Port
3 COM#3 (DSUB9P) Port 9 USB 1&2 Port
4 LAN#2 (RJ-45) Port 10 VGA (DSUB15P) Port
5 LAN#1 (RJ-45) Port 11 COM#1 (DSUB9P) Port
6 AUDIO LINE-OUT JACK (Green) 12 PS/2 KBD Port (DIN-6P Purple)
1.4.1 LAN Port LED Indications
There are two LED next to the LAN port. Please refer to the table below for the LAN port LED indications.
Activity/Link LED SPEED LED
LAN JACK
Status Description Status Description
Off No Link Off 10Mbps Connection
Blinking Data Activity Orange 100Mbps Connection
On Link Green 1Gbps Connection
(1) PS/2 MOUSE (2) COM#2 (3) COM#3 (4) LAN#2 (5) LAN#1 (6) LINE-OUT
(7) MIC-IN (8) USB3&4 (9) USB1&2 (10) VGA (11) COM#1
(12) PS/2 KBD