Nortel Secure 4134 Installation Manual page 33

The following figure shows the 1-port DS3 Medium Module.
Figure 13
1-port DS3 Medium Module
Table 16
Cable and connectors
Port
DS3
Table 17
Module LEDs
LED
LINK/STAT
STAT
Copyright © 2007, Nortel Networks
.
Connector Recommended
cable type
Two BNC Two 75 ohm
connectors — unbalanced coax
one for transmit cables (RG-179
and one for typical)
receive
Description
Status of interface:
• Off: Not connected or the interface is out of service.
•
Yellow: The interface is in a loopback mode or is running diagnostics
• Green: The link or channel is active and receiving a valid signal
General module status:
• Off: No power available to the module
• Yellow: Out of service, or failed to initiate
• Green: Power on and the module is operational.
Nortel Secure Router 4134
Installation — Hardware Components
NN47263-301 01.02 Standard
10.0 7 August 2007
Interface modules for the Secure Router 4134 33
Minimum
cable length
None
Maximum
cable length
450 ft (137.16 m)