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NEC 28i Installation Instructions Manual page 13

I-series
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384i/704i
To set up the remote modem for the 28i or
Important: The 704i Must Have CPRU Version LAPB 1.2 or higher
and System Software 1.01.04 or higher for Remote Programming.
Use these instructions to install a 384i or 704i Remote
Modem in seven easy steps:
1.
Program the DCI / Serial (LAPB) Port
2.
Initialize the Site Modem
3.
Connecting to the System
4.
Test Your Site Modem's Setup
5.
Set Up Your Office Modem
6. Connecting to the Site
7. Upload a Test Block
On the 704i system with CPRU version LAPB 1.2 or higher and system software
1.01.04, your remote modem can connect to the 8-pin LAPB DIN connector on the
CPRU (P/N 92132). Using one of the cable sets listed below, you can connect to a
local PC or a remote modem allowing you to program the system.
704i PC Programming Cable Sets
For local PC connections, use DB9-to-8-Pin Cable Set (P/N 92009-DB9).
This cable set consists of the following two components:
8-Pin Circular Mini-DIN to Mod-8 Cable (P/N 80893)
This 10' long cable has an 8-pin connector on one end (for connecting to the
LAPB/Serial port) and a standard 8-pin modular plug on the other end.
DB9-to-Mod-8 Adaptor (P/N 85980)
One end of this adaptor accepts an 8-pin modular plug. The other end is a stan-
dard DB9 female connector that you can plug into a 9-pin RS232 (DTE) port on
your PC or laptop.
For modem connections, use DB25-to-8-Pin Cable Set (P/N 92009-DB25).
This cable set consists of the following two components:
8-Pin Circular Mini-DIN to Mod-8 Cable (P/N 80893)
This 10' long cable has an 8-pin connector on one end (for connecting to the
LAPB/Serial port) and a standard 8-pin modular plug on the other end.
DB25-to-Mod-8 Adaptor (P/N 85981)
One end of this adaptor accepts an 8-pin modular plug. The other end is a standard
Remote Modem Installation Instructions
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