
T1, E1, and Digital Voice Modules
Passport 4400 Hardware Installation Manual
5-11
Figure 5-11. Digital Voice Expansion Module
DVEM Power Harness
You must install a Digital Voice Expansion Module Power Harness (NTAU32AA)
in Passport 4450 and 4455 units (5-slot chassis only) containing any Digital
Voice Expansion Modules. This harness provides the required additional power
to the Digital Voice Expansion Module boards.
The Digital Voice Expansion Module Power Harness must be ordered separately.
Caution:
!
The following applies to connecting the DVEM Power Harness:
•
Do not connect the Digital Voice Expansion Module
Power Harness to the T1/E1 Voice Module.
•
If your Passport 4450/4455 unit contains only one Digital
Voice Expansion Module, there will be an additional,
unused connector on the power harness. Leave the spare
connector unconnected.
Rear
(Back Panel)
Front
Receptacles (12) for
Digital Voice Modules
Stacking
Connectors
Power Connector
(see Figure 5-12 on
Indicators
Module Switch Group
Summary of Contents for Passport 4430
Page 8: ...viii ...
Page 10: ...About this document Passport 4400 Hardware Installation Manual x ...
Page 16: ...Introduction Passport 4400 Hardware Installation Manual 1 6 ...
Page 24: ...Installing the Passport 4400 Passport 4400 Hardware Installation Manual 2 8 ...
Page 56: ...T1 E1 and Digital Voice Modules Passport 4400 Hardware Installation Manual 5 16 ...
Page 84: ...Interface Modules WAN Passport 4400 Hardware Installation Manual 7 8 ...
Page 106: ...General Installation Passport 4400 Hardware Installation Module 10 8 ...
Page 148: ...Regulatory and Telephone Company Requirements Passport4400 Hardware Installation Manual B 16 ...
Page 158: ...Specifications Passport 4400 Hardware Installation Manual 10 ...
Page 164: ...T1 Voice Module Cabling Requirements Passport 4400 Hardware Installation Manual D 6 ...
Page 168: ...PBX Interface Connection Diagrams Passport 4400 Hardware Installation Manual E 4 ...
Page 175: ......