T1/E1 And Digital Voice Modules; Analog Voice Modules - Nortel Passport 4400 Series Hardware Installation

Passport 4400 Hardware Installation Manual

T1/E1 and Digital Voice Modules

T1/E1 and Digital Voice Modules are installed in the slots above the Ethernet
Base Module (slots B, C, D, E). They consist of the following modules:
• T1 Voice Module
• E1 Voice Module
• Digital Voice Module (DVM) - NTAU60AA
• Digital Voice Expansion Module (DVEM) - NTAY18AA
• ISDN BRI Voice Module (IVM/2) - NTAU76BA (for use in the Passport
One Digital Voice Module (DVM) must be inserted in the TVM or EVM for each
digital voice channel required. To provide full T1 or E1 support, the Digital Voice
Expansion Modules (DVEM) provides additional slots for DVMs as required.
Refer to Chapter 5, T1, E1, and Digital Voice Modules, for more detailed
information concerning these modules.

Analog Voice Modules

Analog Voice Modules are installed in the slots above the Ethernet Base Module
(slots B, C, D, E). They consist of the following modules:
• Analog Voice Module
• Universal Analog Voice Module (UAVM/2) - NTAU50AA
• Voice/Fax Switch Module - NTAU52AA
Up to four analog voice modules (AVMs or UAVMs) are supported on the
Passport 4450 and 4455, for a maximum of eight analog voice ports. Up to two
analog voice modules are supported on the Passport 4430, for a maximum of
four analog voice ports.
The AVM and UAVM modules support the following interface modules:
• Foreign Exchange Station (FXS) - NTAY12AA
• Foreign Exchange Office (FXO) - NTLN23AA
• Ear and Mouth (E&M) - NTAY09AA
1-4
— TVM/1, Single Port - NTAY99AA
— TVM/2, Dual Port - NTAY14AA
— EVM/1, Single Port - NTAY15AA
— EVM/2, Dual Port - NTAY16AA
— Ordering six modules - NTBQ54AA
— Ordering twelve modules - NTBQ55AA
4430 and 4450 only)
— AVM/1, Single Channel - NTAU61AA
— AVM/2, Dual Channel - NTAU62AA
Introduction