00070193.DOC, Version 1.0
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Always plug in the power plug least. Make sure that the power switch is set to OFF position before you
connect the device to the mains.
Keep away from heaters and other heating sources!
If the device has been exposed to drastic temperature fluctuation (e.g. after transportation), do not switch it
o
n immediately. The arising condensation water might damage your device. Leave the device switched off
until it has reached room temperature.
Never put any liquids on the device or close to it. Should any liquid enter the device nevertheless, disconnect
from mains immediately. Please let the device be checked by a qualified service technician before you
operate it again. Any damages caused by liquids having entered the device are not subject to warranty!
This device falls under protection-class II and features a protective insulation.
Never let the power cord come into contact with other cables! Handle the power cord and all connections
with the mains with particular caution!
Make sure that the power cord is never crimped or damaged by sharp edges. Check the device and the
power cord from time to time.
Always disconnect from the mains, when the device is not in use or before cleaning it. Only handle the power
cord by the plug. Never pull out the plug by tugging the power cord.
Before the device is switched on all faders and volume controls have to be set to zero or minimum position.
CAUTION: Turn the amplifier on last and off first!
Keep away children and amateurs!
CAUTION: High volumes can cause hearing damage!
There are no serviceable parts inside the device. Maintenance and service operations are only to be carried
out by authorized dealers.
3. OPERATING DETERMINATIONS
The DJ mixer PM-444USB with four stereo input channels, one DJ microphone channel and replaceable
crossfader has been designed for DJ applications. In addition to connections for analog audio units the mixer
is provided with a USB audio interface for connection to a computer. The USB interface will be identified as
an external sound card and can be used simultaneously as output of the digital master signal an input for
feeding audio data to the mixer.
This product is allowed to be operated with an alternating current of 100-240 V, 50/60 Hz and was designed
for indoor use only.
Do not shake the device. Avoid brute force when installing or operating the device.
When choosing the installation spot, please make sure that the device is not exposed to extreme heat,
moisture or dust. There should not be any cables lying around. You endanger your own and the safety of
others!
The ambient temperature must always be between -5° C and +45° C.
The relative humidity must not exceed 50 % with an ambient temperature of 45° C.
This device must only be operated in an altitude between -20 and 2000 m over NN.
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