NTI Manual Ethernet Switch
7
Any terminal program can be used to control the switch, if that program supports the given parameters (example HyperTerminal in
Windows, Norton Commander terminal in DOS). An available standard serial port is needed.
The following table lists the accepted commands:
Keystroke
Action
1
Switch to port 1
2
Switch to port 2
3
Switch to port 3 (ETH-4X1-RS only)
4
Switch to port 4 (ETH-4X1-RS only)
0
Disconnect all
D
Deactivate buttons
B
Activate buttons (power-ON defaults)
All other characters will be ignored.
All correctly received characters will be echoed (repeated back to user's monitor)
TECHNICAL SPECIFICATIONS
Interconnect Cable
CAT5(e) UTP Ethernet straight-through (not crossed)
Power
120 or 240 VAC 12VDC / 5A AC Adapter (provided)
ETH-4X1 current draw
< 0.2A @ 12VDC
Interconnection Cable Wiring Method
The CAT5(e)UTP connection cable between the COMMON, SELECTABLE(s) and the ETH-4X1 Manual Ethernet Switch is
terminated with male ethernet connectors and must be wired according to the EIA /TIA 568A industry standard. Wiring is as per
the table and drawing below.
Pin #
Wire Color
Function
1
White/Orange
T
2
Orange
R
3
White/Green
T
4
Blue
R
5
White/Blue
T
6
Green
R
7
White/Brown
T
8
Brown
R
T
1
+
R
2
-
T
3
+
R
4
-
T
5
+
R
6
-
T
7
+
R
8
-
Pair 2
Pair 1
Pair 4
Pair 3
(View Looking into RJ45 female)