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NETWORK REQUIREMENTS/SPECIFICATIONS
FRONT PANEL INDICATORS (Cont..)
NOTE: There is one Receive and Port OK LED for each AUI Port, Ports 1
and 2, and the BNC Port, Port 3.
RCV (Receive)
POK (Port OK)
CONSOLE PORT
Type:
Pin
1 Not Used
2 Transmit (TXD)
3 Receive (RXD)
4 Not Used
5 Logic Ref.
AUI PORT
Type:
Pin 1 Logic Ref.
2 Collision +
3 Transmit +
4 Logic Ref.
5 Receive +
6 Power Return
7 No Connection
8 Logic Ref.
Connector Shell:
2-4
When lit, this LED indicates the IRM is
repeating a data packet received from
the segment connected to the port
(yellow indicator).
When lit, this LED indicates that the
Network Interface Chip associated
with the port has passed an internal
Loop Back Test and is ready for
transmission (green indicator).
Standard 9 pin RS232 Port
Pin 6 Not Used
7 Ready to Send (RTS)
8 Clear to Send (CTS)
9 Not Used
15 position D type receptacle
Pin 9 Collision -
10 Transmit -
11 Logic Ref.
12 Receive -
13 Power (+12 Vdc)
14 Logic Ref.
15 No Connection
Protective Ground
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