
Interface Modules (WAN)
Passport 4400 Hardware Installation Manual
7-2
WAN Serial Interface Module
The WAN Serial Interface Module (NTAU03AA) provides additional port
capability, identical to Port 1 on the base module. The module supports RS-232/
V.24, V.35, V.36, and X.21 interfaces, determined by the cable used. The module
can support both DTE and DCE modes.The WAN serial interface module can
be placed in Port 2 or Port 3.
The interface module must be inserted into the unit with the component side
facing down.
For pin assignments, see Figure 3-5 on page 3-5.
Figure 7-2. 3/4 and Back View of the WAN Serial Interface Module
56 kbps CSU/DSU Interface Module
The 56 kbps CSU/DSU Interface Module (NTAU02AA) supports the Dataphone
Digital Service (DDS) without the secondary signaling channel.
Note:
Refer to Appendix B, Regulatory and Telephone Company
Requirements for agency and telephone company
requirements.
This interface module supports the following loopback modes:
•
DSU loopback
•
CSU loopback
•
Digital loopback
•
Local loopback
•
Local loopback transmit end (LLT)
•
Local loopback receive end (LLR).
Both Port 2 and Port 3 can support the 56 kbps CSU/DSU interface module.
The interface module must be inserted into the unit with the component side
facing down.
An 8-position RJ-48C jack is provided to interface with the Dataphone Digital
Service network.
Rear View
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: ......