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PA Mixing Amplifier
These instructions are intended for installers of
PA systems and for users without any specific
technical knowledge (chapter 4) . Please read
the instructions carefully prior to installation and
keep them for later reference .
1 Applications
This amplifier with a power rating of
30 W (PA-803DMP)
60 W (PA-806DMP)
is specially designed for PA systems . Either use
100 V or 70 V speakers or low-resistance speakers
(minimum impedance 4 Ω) . Apart from mains
operation, it also allows 24 V operation for mo-
bile applications .
For reproducing speech and music, up to
3 microphones and up to 4 audio units can be
connected . The connection TEL INPUT is available
for important (emergency) announcements . In
addition, a remotely controllable music module
with Bluetooth receiver, radio and audio player
for memory cards / USB flash drives* is integrated .
* Due to the large number of storage device manufac-
turers and device drivers, it cannot be guaranteed that
all storage media are compatible with the audio player .
2 Safety Notes
This unit corresponds to all relevant directives of
the EU and is therefore marked with
WARNING The unit uses dangerous mains
voltage . Leave servicing to skilled
personnel only and do not insert
anything into the air vents! In-
expert handling of the unit may result in electric
shock .
During operation, there is a hazard of contact
with a dangerous voltage of up to 100 V at the
terminals SPEAKER OUTPUT . Always put the
protective caps on the terminals when operat-
ing the amplifier .
•
The unit is suitable for indoor use only . Protect
it against dripping water and splash water,
high air humidity and heat . The admissible
ambient temperature range is 0 – 40 °C .
•
Do not place any vessel filled with liquid on
the unit, e . g . a drinking glass .
8
•
The heat generated inside the unit must be
dissipated by air circulation . Never cover the
air vents of the housing .
•
Immediately disconnect the mains plug from
the socket
1 . if the unit or the mains cable is visibly dam-
aged,
2 . if a defect might have occurred after the
unit was dropped or suffered a similar ac-
cident,
3 . if malfunctions occur .
In any case the unit must be repaired by skilled
personnel .
•
Never pull the mains cable to disconnect the
mains plug from the socket, always seize the
plug .
•
For cleaning only use a dry, soft cloth; never
use water or chemicals .
•
No guarantee claims for the unit and no liabil-
ity for any resulting personal damage or mate-
rial damage will be accepted if the unit is used
for other purposes than originally intended, if
it is not correctly connected or operated, or if
it is not repaired in an expert way .
If the unit is to be put out of operation
definitively, take it to a local recycling
plant for a disposal which is not harmful
to the environment .
.
3 Setting Up the Amplifier
Set up the amplifier on a flat, horizontal surface
so that air will be able to flow freely through the
air vents on the sides and on the rear to ensure
sufficient cooling . Always switch off the ampli-
fier before making or changing any connec-
tions. After connecting, put the protective
caps on the screw terminals to protect you
against any accidental contact.
3.1 Inputs
1) To connect a microphone, use the jack MIC 1,
MIC 2 or MIC 3 . The input MIC 1 or TEL INPUT
has highest priority (selectable with DIP switch
No . 4), i . e . when a signal is available at this
input, all other signals will be muted . Set the
DIP switches SELECT for the microphone in-
puts to the required positions:
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