Audiolab DQX-7200, Руководство пользователя

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P. 10
AUDIOLAB DQX-7200 -
Precautions
Although the units is protected when happens the
internal and external fault, but you should take
the folloing measures to let the unit´s operation to
reach the optimum performance and the maxi
-
mum safety:
1. Before using the unit, please configure the
unit first to make it work normally. Include the
connections of the input wiring and output
wiring. The improper wiring connection will
cause the serious operational difficulties. The
relevant configuration of the unit, please refer
to the "Installation" section of the manual.
2. Please be careful when connect, select the
signal source and control the output level. This
can save you a lot of troubles.
Warning: Do not connect the output end
to the power supply, the battery or the
primary power. This may cause electrical
shock. Note: There is a signal passing after turning
on the unit, the output interface may exist the
fatal voltage.
Operation Front Panel
3. Do not short connect the ground wire and
the input signal ground wire of the cable.
this will form a ground loop and couse the
oscillations.
4. Tampering of modifying the circuit without
authorization will be dangerous and will
make all services provided by agents lose
efficacy.
5. Do not use the unit when the yellow clip LED
is continued flashing.
6. Do not make the mixer overload, otherwise
it will send a clipping signal to the unit. The
unit will accurately reproduce such signals,
which may cause speaker damage.
7. Do not use the unit when the load imped -
ance is lower than the nominal. Because of
the output protecton of the unit, this config
-
uration will result to the premature cliping
and speaker damage.
Item Illustration Functions Description
1
Clip LED The LEd lights up orange when the output signal distortion on the
corresponding channel rises above 1%, which indicates that the "clip
-
ping" has occurred because the signal level is too high.
English version