PAGE 24
SPECIFICATIONS ARE SUBJECT TO CHANGE WITHOUT NOTICE
INSTALLATION AND WIRING
ZONE 1 AND MUSIC ON HOLD FUNCTIONS
DMA2015 MOH 01
MOH - ZONE 1 INPUT SOURCE
DEFAULT JUMPER SETTING
15W RMS
VOX
SENS
MUTE
DELAY
3 - 60 SEC
8 OHM
2 Watt Max.
SP
DMA2015
24 V DC
250 MA
-
+
1
3
4
8
AUX1 AUX2
S107
Fig. 24 - Rear Panel View - ZONE 1 - MOH Outputs - Source Selectors and Controls
ZONE 1 MOH AND 8 OHM OUTPUTS
MOH - ZONE1 AMPLIFIER FUNCTIONS
MOH AMPLIFIER
a)
The MOH Amplifier can receive programs from AUX
1 or AUX 2.
b)
Selection of the input source is by Internal Jumper.
c)
The ZONE 1 independent 600 Ohm and 8 Ohm
Outputs may be used simultaneously.
d)
The MOH 600 ohm Output is Transformer Balanced.
e)
The Rear Panel ZONE 1 Level Control operates both
the 8 Ohm Output.
f)
The Rear Panel MOH Level Control operates the 600
Ohm Output.
MOH AND ZONE 1 OPERATION ISSUES
1)
Paging from the Microphone Inputs or the Telephone
Input does not effect the MOH/ZONE 1 Amplifier.
2)
Position of the INPUTS Level Control does not affect the
MOH/ZONE 1 Amplifier Output Level.
3)
Position of the AUX 1 and AUX 2 ATTENUATOR does not
affect the MOH/ZONE 1 Amplifier Output Level.
4)
Muting activation of M1 or M2 Buss (from Microphones or
Telephone) does not effect the Output of the MOH/ZONE 1.
ZONE 1 OUTPUT
The DMA Amplifier is equipped with a 2 Watt, 8 ohm
Amplifier and a separate 600 ohm MUSIC ON HOLD
AMPLIFIER.
600 Ohm MOH
- The MOH Output provides a 600 ohm, 1
Volt Transformer Balanced Output (Reference 3).
2 WATT, 8 Ohm -
Simultaneously a Second Zone 8 ohm, 2
Watt Output may be utilized to drive up to 4 Speakers
(Reference 4).
OUTPUT LEVEL CONTRO
L - Independent Level Controls
for both the 600 ohm Output and the 2 Watt Output are pro-
vided (Reference 1 and 8)
MOH AND ZONE 1 AMPLIFIER INPUT SOURCE SELEC-
TION
The program source for the Input of the 600 ohm MOH
Output and the 2 Watt 8 ohm Output can be selected from
either AUX 1 or AUX 2 source. Set the Jumpers Set No.
S107 to desired position. Default setting is AUX 1.
OUTPUT LEVEL CONTRO
L - A Level Control for the 2
Watt Output is provided (Reference 8)
PROFESSIONAL AUDIO & SOUND
®
DIGITAL MUSIC AMPLIFIERS
DMA2015/2030/2060/2120