Nortel Networks 1000E User Manual

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Page 46 of 488
 System components
553-3041-210 Standard 4.00 September 2007
Network Routing Service
Element Manager web server
Figure 3
Signaling Server
Table 2
Signaling Server profile (Part 1 of 2)
Property
Description
Order Code
NTDU27
Height
1 U (1 U = 1 3/4 inch or 4.4 cm)
Power
Power status indicator (green LED) is located on 
the unit’s faceplate.
Power cord connector is located on the left-hand 
corner on the back of the unit.
Power On/Off switch is on the faceplate.
Power supplies are factory installed and not 
customer replaceable.
Unit is AC powered (100-240 VAC); DC input is 
not supported.
Cooling
Forced air cooling with front-to-back air flow.
The fan runs whenever the unit is on.
Card slots
None