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Audio Signal Matrix Router
Please read these instructions carefully prior to
operation and keep them for later reference .
All operating elements and connections de-
scribed can be found on the fold-out page 3 .
Connection of the matrix router requires
adequate technical knowledge in audio tech-
nology and is to be made by experts only; in
addition, they should also make the basic set-
tings (chapters 4 and 5) .
Operation of the matrix router (chapter 6)
is easy, even for adults without any expert
knowledge . However, in case of any queries,
please contact your installer or retailer .
Contents
1
1.1 Front panel . . . . . . . . . . . . . . 10
1.2 Rear panel . . . . . . . . . . . . . . 10
1.3 Accessories . . . . . . . . . . . . . . 11
1.3.1 ARM-880RC and ARM-880RCE . . . . . 11
1.3.2 ARM-880WP1 and ARM-880WP2 . . . . 11
1.3.3 ARM-880WP3 . . . . . . . . . . . . 11
2
Safety Notes . . . . . . . . . . . . 11
3
Applications . . . . . . . . . . . . . 12
4
the Matrix Router . . . . . . . . . . 12
4.1 Audio units with line output . . . . . . . 12
4.2 Microphones . . . . . . . . . . . . . 12
4.3 Alarm inputs . . . . . . . . . . . . . 12
4.4 Audio signal for all zones . . . . . . . . 12
4.5 Wall modules . . . . . . . . . . . . . 12
4.6 Power amplifier or active system . . . . . 12
5
Basic Settings . . . . . . . . . . . . 13
Operation . . . . . . . . . . . . . . 14
6
6.1 Matrix router ARM-880 . . . . . . . . . 14
6.1.2 Announcements via MIC 1 . . . . . . . 14
6.3 Wall modules . . . . . . . . . . . . . 14
6.3.1 ARM-880WP1 and ARM-880WP2 . . . . 14
6.3.2 ARM-880WP3 . . . . . . . . . . . . 14
7
Specifications . . . . . . . . . . . . 15
10
1 Operating Elements and
Connections
1.1 Front panel
1 POWER switch
2 Power LED
For each of the eight PA zones separate LEDs
and operating elements are available which
allow different configuration of the zones:
3 Display to indicate the signal source
selected with the buttons SOURCE (9):
L1 - L8 = signals of the inputs LINE 1 - 4 (34)
and LINE / MIC 5 - 8 (36)
L = signal of the additional input (22) or
of the wall module connected (ARM-
880WP1, ARM-880WP3)
OF = none of these signals is selected (OFF)
4 LED MIC 1: lights up when a microphone
connected to the jack MICROPHONE 1 (40)
takes priority over other signal sources
( automatic talkover); switchable with the
button PRIORITY (10)
5 LED PAGE BUSY: lights up when an an-
nouncement is made via the zone paging
microphone ARM-880RC connected
6 Mixing control MIC 1 for the level of a mi-
crophone connected to the jack MICRO-
PHONE 1 (40)
7 Mixing control SOURCE for the level of the
signal source selected with the buttons
SOURCE (9)
8 Control MASTER for the overall volume of
the zone
9 Buttons SOURCE for selection of the signal
source (
☞
item 3)
After selection, press the button ENTER (14)
within 10 seconds to confirm .
10 Button PRIORITY to give priority to a micro-
phone connected to the jack MICRO-
PHONE 1 (40) over other signal sources
( automatic talkover); with the priority func-
tion activated, the LED MIC 1 (4) lights up
The adjustments for monitoring the PA
zones via the integrated speaker are made in
the operating panel MONITOR, in addition to
other features:
11 Display to indicate the zone selected with
the button ZONE SELECT (12)
12 Button ZONE SELECT to select the zone to
be monitored
After selection, press the button ENTER (14)
within 10 seconds to confirm .
13 Level LEDs for the output signal of the
selected zone
14 Button ENTER to confirm a selection with
the buttons SOURCE (9), ZONE SELECT (12)
or BGM ALL (17)
15 Button ESC to interrupt a selection started
with the buttons SOURCE (9), ZONE SELECT
(12) or BGM ALL (17)
(to stop the flashing of the displays and to
switch back to the previous adjustment)
16 Volume control MONITOR for the inte-
grated speaker
17 Button BGM ALL to select the same signal
source for all zones
After selection, press the button ENTER (14)
within 10 seconds to confirm .
18 Button PAGE ALL to give priority to a micro-
phone connected to the jack MICROPHONE
1 (40) over other signal sources for all zones
1.2 Rear panel
For easier handling when connecting, the
green screw terminals (19, 22, 29, 30, 36) can
be removed from their plug-in connections .
19 Output for the audio signal of the respec-
tive PA zone for connection to a power
amplifier
20 Tone controls for the respective zone
21 Connection for a wall module
(ARM-880WP...)
22 Additional input for an audio signal (line
level) which only arrives at the correspond-
ing zone
23 Control GAIN for adapting the zone out-
put level to the input sensitivity of the con-
nected amplifier or to adjust the maximum
admissible zone volume
24 Control PAGE to adjust the volume in each
zone for the signals of the connected zone
paging microphones
[jacks PAGING MIC 1 and 2 (38)]
25 Button REMOTE WALL CTRL
Button pressed: The signal source for the
zone can only be selected via a connected
wall module
Button not pressed: The signal source can
only be selected at the matrix router .
26 Level control for the audio signal of the ad-
ditional input (22) and for the audio signal
of a wall module connected to the jack (21)
27 Mains jack for connection to a socket
(230 V/ 50 Hz) via the supplied mains cable
The support for the mains fuse is located
below the mains jack . Only replace a blown
fuse by one of the same type .
28 DIP switches to define the master unit and
the slave units when several units ARM-880
are interconnected to obtain additional PA
zones (
☞
chapter 4 .7)
IMPORTANT! At the master unit or when
one ARM-880 only is used in the system,
the switch MASTER must be in the lower
position ON and all other switches in the
upper position . Otherwise the signals of the
inputs LINE 1 - 4 (34) and LINE / MIC 5 - 8 (36)
are not routed to the zone outputs (19) .
29 (Fire) alarm inputs
If the contact for one zone is connected
to the contact "G", a (fire) alarm signal
sounds in the zone and the indication "AL"
flashes on the display (3) . The alarm vol-
ume can be ad justed with the control TONE
OUTPUT (31) .
30 Terminal strip EMERGENCY
Contacts BATT SUPPLY + and − for a 24 V
emergency power supply
Contacts COMMON and ALERT connected:
the alarm signal is converted into a pulsat-
ing signal sound
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