Safety, warnings and cautions
Mises en garde, precautions et procedures de sûreté
The lightning-with-arrowhead symbol inside
a triangle alerts the user that potentially
dangerous voltage in the product enclosure
may constitute a risk of electric shock.
The exclamation point within a triangle
alerts the user to important operating,
maintenance, and servicing information in
this User Manual.
CAUTION
To reduce the risk of electrical shocks, fire, and
possible injuries, you should not
• remove screws, buttons, antennae, jacks, or any part
of the enclosure; or
• expose the product to rain or moisture.
• Poor or incorrect input connection
from audio source unit, or bad/
defective cables, wires or connectors
• Microphone controls are turned down
• Poor or incorrect input connection
from microphone, or bad/defective
cables, wires or connectors.
• Microphone feedback
• Battery power is low or placed
incorrectly
• Remote is out of range or
Line-of-Sight is obstructed
• Double check all input connections from
audio source units. Try using another set of
cables/cords. Make sure to turn POWER
OFF before reconnecting cables.
• Check MIC MASTER VOL and all
MIC VOL controls to see if they are
turned down. If so, turn the knob slowly
clockwise.
• Double check all microphone connec-
tions. Try using another cable/cord. Make
sure to turn MIC MASTER VOL down
before reconnecting cables.
• Place microphones further away from
speakers. Face microphones away from
speakers.
• Replace batteries or double check battery
placement
• Move closer to the AM-148 or make sure
view to the machine is unobstructed.
• Incorrect input source selected
• MUSIC VOL control is turned
down
• Poor or incorrect output connection
to speakers or other external units, or
bad/defective cables, wires or
connectors
• Check to make sure the correct correspond-
ing button is pressed on the input selector in
relation to your audio source.
• Check to see if MUSIC VOL control is
all the way down. If so, turn the knob slowly
clockwise.
• Double check all output connections to
speakers or other units. Try using another set
of cables/cords. Make sure to turn POWER
OFF before reconnecting cables.
No audio can be heard,
audio signal meter
SHOWS signal
No audio can be heard,
audio signal meter
DOES NOT show
signal
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No microphone signal
can be heard
Unpleasant howling
and screeching heard
from speakers
Remote control not
functioning
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6
Problem Possible causes Solution
