Aria-130 Digital Key Telephone System
Issue: 1.2
Installation Manual
41
Volume Control
The volume control is a rocker arm button. Pressing the right side increases volume, the left decreases
volume. The volume button controls the volume level of voice and ring signals received at the speaker in
the keyset. Also, in the Dial-By-Name (Directory Dial) mode, the volume button scrolls the name display
up and down, scrolling display information to find a telephone number in the directory.
LCD Display
The Display Keysets with EXE suffix in model name incorporate a 2-line, 48-character Liquid Crystal
Display (LCD). The LCD provides alpha-numeric display of various information to assist the user in
operation of features. In the idle mode, the display will show the station name or number on the top line
and the time and date on the second line. And The Large Display Keysets with LD suffix also incorporate
a 7-line, 112-character large Liquid Crystal Display (LCD)
Digital DSS
The Digital Direct Station Selection/Direct Line Selection (DSS/DLS) Consoles can be connected to any
port of a DTIB in place of a Keyset. Up to 7 DSS/DLS Consoles can be associated with a Keyset in the
system database 7. DSS/DLS Consoles can be installed in the same table beside the specific station.
Each console incorporates a 4 by 12 matrix of “Flexible Buttons”, a total of 48 Buttons, each with an
associated LED for status indications. The DSS/DLS Console includes a RJ-11 type jack for connection
to the system.
Digital Phone Box
The Digital Phone Box provides hands-free intercom conversation from any location that generally does
not require a fully functional Key Telephone. The Digital Phone Box is connected to any port of a DTIB in
place of a Keyset. The Digital Phone Box includes a volume control slide switch and has 2 feature buttons
with LEDs; one to call preprogrammed stations CALL and the second to block incoming calls DND
2.4.13.2 MOHU (Music On Hold Unit)
The MOHU provides External Music Source to the system through any kind of Single Line Interface
including 2B-SLIU30 in ARIA-130 System. The external music source provided through single line
interface is used as music source of the system, that is, the music source through MOHU offers the same
function that the other external music source of the system do. A MOHU has two interface circuits to
connect 2 music sources with 2 single line interface. The system allows the maximum 5 interface circuits
(restricted by the program) through the maximum 3 MOHUs to be connected. The single line interfaces
connected to MOHU should be selected by Admin programming.(PGM #171, 4th button)
The characteristics of MOHU interface are followings;
-
Impedance: 600 ohm
-
Transmission loss: 1 dB +/- 1dB at 1020Hz
-
Maximum music source input: Max. 0 dBm @ 600 ohms
The MOHU can be connected to any kind of single line interface including 2B-SLIU30.
This module may be available to support special local market conditions.
