Cisco OL-12812-01 - Manual (Page 2)

Connecting Cisco Voice Network Modules to the Network
2- and 4-Channel Voice Network Modules
2
Connecting Cisco Voice Network Modules to the Network
2- and 4-Channel Voice Network Modules
This section describes the following modules:
• 1-slot 2-channel voice network module (NM-1V) (see Figure 1 )
• 2-slot 4-channel voice network module (NM-2V) (see Figure 2 )
Figure 1 1-Slot 2-Channel Voice Network Module (NM-1V)
Figure 2 2-Slot 4-Channel Voice Network Module (NM-2V)
4-, 8-, and 48-Channel High-Density Voice Network Modules
This section describes the following modules:
• 1-slot 4-channel high-density voice network module with one digital signal processor (DSP)
(NM-HD-1V) (see
Figure 3 )
• 2-slot 8-channel high-density voice network module with one DSP (NM-HD-2V) (see Figure 4 )
• 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
Figure 5 )
Caution To comply with the Telcordia GR-1089 NEBS standard for electromagnetic compatibility and safety,
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.
VOICE
2V
V0 V1
EN
H10834
1
VOICE
2V
V0 V1
EN
Enable
LED
H10833
Module
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Module
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