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Introduction
553-2201-117 Standard 10.00 January 2002
The M1250 and M2250 have the following features:
•
A four-line, 40 character, liquid crystal display (LCD) with backlighting.
Power, including backlighting, is maintained during building power
failures with the Meridian 1 battery backup, if equipped.
or
A two-line, 23 character, liquid crystal display (LCD) with backlighting
(M2250 only).
•
Angle adjustment of the display screen, which can be tilted through 90°
from horizontal to fully vertical.
•
Scrolling control of lines 2 and 3 of the display screen.
•
In Shift mode, the M1250 console can have up to 16 trunk group busy
(TGB) keys, and the M2250 can have up to 20 TGB keys. This eliminates
the need for any QMT-2 key/lamp strip add-on modules.
•
In Shift mode, the M2250 can have up to 10 extra flexible feature keys
for a total of 20.
•
An optional supporting stand that can be adjusted to nine different
positions.
•
A handset and headset volume slider control, situated below the dial pad.
•
A physical connection to a serial data port through a subminiature D-type
female connector on the console back wall. This permits connection of
the console to the serial port of a personal computer.
•
An optional Busy Lamp Field/Console Graphics Module (BLF/CGM),
which displays the status of up to 150 consecutive extensions (SBLF) or
any group of 100 extensions within the system (EBLF) and has many text
and graphics capabilities.
•
An optional Attendant Supervisory Module (ASM) can be installed.
•
To meet international requirements, the M2250 provides 16 transmission
levels that facilitate acceptance and processing of information
downloaded from the system (when supported by software).
•
Multi-language selection.
•
Menus for local console features (Options menu) and diagnostics
(Diagnostics menu).
•
Code blue or emergency relay (associated with ICI 0).
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