Aria-130 Digital Key Telephone System
Issue: 1.2
Installation Manual
102
3.5.4.4 MOHU installation
The MOHU (Music On Hold Unit) provides External Music Source to the system by connecting to any
type of Single Line Interface including 2B-SLIU30 of the ARIA-130 system. The External Music Source
provided by Single Line Interface is used as music source of MOH channel for System Hold, Background
Music and ICM Box Music.
The MOHU has two connections for 2 external music sources (MOH) and 2 Single Line Interfaces
(PORT).
-
The ‘PORT 1’ is connected to the ‘MOH 1’.
-
The ‘PORT 2’ is connected to the ‘MOH 2’.
The maximum distance of the installation is 1 Km (3.2 Kft) from the system.
ARIA-130 system is capable of accommodating up to 5 external music sources through 5 single line
interfaces, which are limited by the main program.
To use the external music sources through the desired SLT ports, assign the desired SLT ports in the
Admin program field #1 and 2
nd
button. For more details, see the Programming Manual.
Note :
It is recommended that the MOHU should not be installed in the humid place and the place
that ESD
(Electrostatic Discharge)
occurs.
Figure 3.5.7 Connection method of MOHU
External
Music
Source 1
ARIA-130
Single Line
Interface
(SLT port)
External
Music
Source 2
P
O
RT
1
P
O
RT
2
MO
H
2
M
O
H1
GDK-162/100(MOHU)
MUSIC ON HOLD UNIT
