Installation guide
AT-30xxSL Multiport Repeaters
3
❑ Status and diagnostic LEDs
❑ MDI/MDI-X switch that enables cascading of hubs without a special
crossover cable (Port 1)
❑ Standalone or rack mountable installation
❑ Internal termination selection switch on BNC port
Front Panel
All connectors are located on the front panel. The front panel consists of the
following components:
❑ Power connector
❑ Status LEDs (Activity, Power, Collision)
❑ Network Utilization% LEDs
❑ AUI port
❑ BNC port
❑ 10BaseT network ports (12, 16, 24)
❑ MDI/MDI-X switch (Port 1)
❑ Terminator switch (BNC port)
Figure 1, Figure 2 and Figure 3 shows the front panel of the three models.
Figure 1: AT-3012SL Front Panel
Figure 2: AT-3016SL Front Panel
POWER
10BASE-T PORT ACTIVITY
BNC
STATUS
AUI
10BASE-T NETWORK PORTS
NETWORK UTILIZATION(%)
1 2 3 4 5 6 7 8 9 10 11 12
TERMINATOR
RECEIVING
RECEIVING
OFF ON
PARTITION
PARTITION
MDI
MDI-X
1 2 3 4 5 6 7 8 9 10 11 12
RECEIVING LINK
X X X X X X X X X X X
1
1
1
1
2
2
2
2
3
3
3
3
6
6
6
6
COLLISION
COLLISION
1 2 4 8 16 32 64 84+%
ACTIVITY
COLLISION
POWER
IEEE 802.3/ ETHERNET
10BASE-T
MULTIPORT REPEATER
MDI
MDI-X
1
1
1
1
22
2
2
33
3
6
6
6
POWER
BNC
STATUS
AUI
TERMINATOR
RECEIVING
RECEIVING
OFF ON
PARTITION
PARTITION
COLLISION
COLLISION
ACTIVITY
COLLISION
POWER
IEEE 802.3/ ETHERNET
10BASE-T
MULTIPORT REPEATER
RECEIVING LINK
1 2 4 8 16 32 64 84+%
10BASE-T PORT ACTIVITY
NETWORK UTILIZATION(%)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
1 X3 X5 X7 X9 X11 X13 X15
X2 X4 X6 X8 X10 X12 X14 X16