Chapter 1. 9500 MXC System Overview
Vol. II-1-8 Alcatel-Lucent
Node Plug-in Cards
This section highlights the plug-in cards for an INU/INUe. For more information
on plug-ins, refer to Chapter 3.
NCC
The NCC is a mandatory plug-in for an INU/INUe. It performs key node
management and control functions, and provides various dc rails from the -48
Vdc input. It also incorporates a plug-in flash card, which holds node
configuration and license data.
Figure 1-8. NCC
FAN
The FAN is a mandatory plug-in. There are two variants, 1RU and 2RU. Each is
fitted with two long-life axial fans plus monitoring and control circuits.
• One 1RU FAN is fitted in an INU, two in an INUe.
• One 2RU FAN is fitted in the new INUe introduced in July 2007. The new INU
will also accept two 1RU FANs.
Figure 1-9. FAN
RAC 30V3
RAC 30V3 interfaces to an ODU 300 for channel bandwidths up to 30 MHz and
capacities of:
• 5xE1 to 75xE1
• 4xDS1 to 100xDS1
• 1xDS3 to 3xDS3
• 1xSTM1/OC3.
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