Page 7
724-746-5500 | blackbox.com
LB308A
Quick Start Guide
Table QS-1. Port status LEDs.
Number
Indicator
State
Indication
1
Power 1
Steady
Power on.
2
Power 2
Off
Power off.
3
Power 3
10/100BASE-TX Port
4
LINK/ACT
Steady
A valid network connection is established.
Flashing
Transmitting or receiving data. ACT stands for Activity.
5
100
Steady
Connection at 100-Mbps speed.
Off
Connection at 10-Mbps speed.
Ethernet Extender Port
6
LINK/ACT
Steady
A valid network connection is established.
Flashing
Transmitting or receiving data. ACT stands for Activity.
Table QS-2. Power input assignment.
Number
Input
Polarity
Voltage
Connector
7
Power 3
12 VDC
DC jack
8
Power 2
+
12–48 VDC
Terminal block
-
Power Ground
9
Power 1
+
12–48 VDC
-
Power Ground
10
Ground
11
Relay output rating
1 A @24 VDC