Technical specifications Crocus CNV
152 Reference manual
12.3 Management interface
The possible management interfaces are:
Management interface Connector Speed
asynchronous through the auxiliary
connector
9 pins subD
(on the Crocus CNV)
9600 bps, 8+N
synchronous through the Orchid 1003 LAN RJ45
(on the CN4 card nest)
800 kbps
12.4 Auxiliary connector
The auxiliary connector (sometimes also called control port) is a 9 pins subD connector that is labelled
CTRL. The signals on these connector are V.24 / V.28 signals.
The auxiliary connector layout
The auxiliary connector has the following pin layout:
Pin Signal DCE Figure
1 not used -
2 NMS RxD output
3 NMS TxD input
4 not used -
5 GND -
6 not used -
7 NMS RTS input
8 NMS CTS output
9 not used -
Remarks
• The connection with TMA can be made with a straight 9 pins subD (Male/Female) cable or a regular
25/9 pins subD adapter cable.
• For a Table Top, the cable to connect the TT with the Orchid 1003 LAN management concentrator
can be ordered at the distributor (code 149220).
• For a Card Version, the connection to the Orchid 1003 LAN management concentrator is made
through the high speed bus of the CN4 card nest. Refer to the CN4 manual for more information.
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