User's Manual

Table Of Contents
DEFINITYEnterpriseCommunicationsServerandSystem75andSystem85
Terminals and Adjuncts Reference
555-015-201
Issue 11
December 1999
Data Modules
21-32The 7500B Data Module
21
Physical Description
Dimensions
NOTE:
The following dimensions are approximate.
Width = 7 inches
Depth (front and rear) = 8-3/4 inches
Height = 1-3/4 inches
Features
Lights
The 7500B data module has the following light indications:
POWER/TEST Light — This red light goes on when the 7500B data
module is on and flashes during all tests.
DATA Light — This green light goes on when a data call is in progress. It
flashes during self-test and when receiving an incoming data call that has
not been answered.
Display
The 16-character LCD display shows the status information and option settings.
NEXT/NO, BACK, and ENTER/YES buttons
These buttons are used to step through each menu, set data communication
options and functions, and adjust the contrast of the display.
Other Physical Features
Jacks
The 7500B data module is equipped with the following jacks.
LINE — used to connect the 7500B to the ISDN telephone network
PHONE — (not used)
POWER — used to connect the 7500B to its DC power supply. The power
supply is connected in turn to a standard AC receptacle.