Cisco CISCO2650 - 2650 Router Hardware Installation Manual page 144

4-, 8-, and 48-Channel High-Density Voice Network Modules
Figure 8-1
VOICE
2V
Figure 8-2
VOICE
2V
Module
screw
4-, 8-, and 48-Channel High-Density Voice Network Modules
This section describes the following modules:
•
•
•
To comply with the Telcordia GR-1089 NEBS standard for electromagnetic compatibility and safety,
Caution
connect the 2-slot 48-channel high-density enhanced network module (NM-HD-2VE) only to
intrabuilding or nonexposed wiring or cabling. The intrabuilding cable must be shielded and the shield
must be grounded at both ends.
For the NM-HD-1V, NM-HD-2V, and NM-DS-2VE network modules, DSPs are on-board and are not
Note
field-replaceable units (FRUs).
Cisco Network Modules Hardware Installation Guide
8-2
1-Slot 2-Channel Voice Network Module (NM-1V)
V1
2-Slot 4-Channel Voice Network Module (NM-2V)
V1
1-slot 4-channel high-density voice network module with one digital signal processor (DSP)
(NM-HD-1V) (see Figure
2-slot 8-channel high-density voice network module with one DSP (NM-HD-2V) (see
2-slot 48-channel high-density enhanced network module with 3 DSPs, supporting up to 8 analog
or 48 digital channels (NM-HD-2VE) (see
8-3)
Figure 8-5)
Chapter 8 Connecting Voice Network Modules
1
V0
EN
Module
screw
V0
EN
Enable
LED
Figure 8-4)
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