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DEFINITYEnterpriseCommunicationsServerandSystem75andSystem85
Terminals and Adjuncts Reference
555-015-201
Issue 11
December 1999
Data Modules
21-4The 7400A 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
■ POWER/TEST light — This red light goes on when the 7400A data module
is on and flashes during all tests.
■ DATA light — This green light goes on during a data call and flashes when
receiving an incoming call.
Display
The 16-character LCD display shows the status, option information, test
information, and also information about the RS-232-D interface of the data
module.
NEXT/NO, BACK, and ENTER/YES buttons
These buttons are used to view and set data communication options and
functions, adjust the contrast of the display, and to conduct tests.
Other Physical Features
Jacks
The 7400A data module is equipped with the following jacks.
■ PORT 1 (EIA RS-232-C or -D)
■ PHONE (not used)
■ LINE (to switch) (RJ-45)
■ POWER