5. OPERATION
9
1.
T
EL
has priority over all inputs.
2.
MIC 1 is second priority, adjusting the mute level
can override all other input signals except for the
TEL
signal.
MUTE FUNCTION
1.
Product is in protection
mode due to high
temperature
or malfunction
2.
Wrong wiring or connections
OPERATION
You can choose
only
two of the four output connector
s
to
work together. If voltage is 70V/100V the speakers must
have a transformer, make sure the total power wattage of
speaker is 15% less than the power wattage
of amplifier.
TROUBLESHOOTING
No output
All wires are connected
properly but there is no
audio output
Cause
1.
No power or wrong
connection
2.
Fuse is blown
3.
Volume is turned off
4.
No input signal
Alarm sounds when
power is turned on
1.
Overloading or short circuit
2.
Voltage is not stable, too
high or low
Problems
Содержание DA120R
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