Acesonic AM-145 - Manual (Page 9)

Troubleshooting
If you are having problems operating the AM-145, or suspect something is wrong with the unit,
please check the troubleshoot list below to see if the issue is a result of incorrect operation
rather than equipment malfunction. If you are still unable to resolve the problem, please
contact our Acesonic tech. service center at 626-820-0670.
Symptom Possible Causes Solution
Will not turn on AC power adapter cord is
incorrectly attached or not
plugged into outlet
Incorrect input source selected Check both the AC adapter connection as well as the AC outlet connection.
Check the fuse below the AC adapter and see if it is broken.
Check to make sure the correct corresponding button is pressed on the input
selector in relation to your audio source. No audio can be
heard, audio signal
meter shows signal
MUSIC VOL control is down
Poor or incorrect output
connection to speakers or other
external units, or bad/defective
cables, wires or connectors
Poor or incorrect input
connection from audio source
unit, or bad/defective cables,
wires or connectors
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.
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. No audio can be
heard, audio signal
meter DOES NOT
show signal
No microphone
signal can be heard
Microphone controls are turned
down Check MIC MASTER VOL and all MIC VOL controls to see if they are turned
down. If so, turn the knob slowly clockwise.
Poor or incorrect input
connection from microphone, or
bad/defective cables, wires or
connectors. Double check all microphone connections. Try using another cable/cord. Make
sure to turn MIC MASTER VOL down before reconnecting cables.
Unpleasant howling
and screeching heard
from speakers
Batteries are exhausted or
positioned incorrectly
Place microphones further away from speakers. Face microphones away from
speakers.
Replace with fresh batteries or double check battery positioning.
Remote is out of range or there
is an obstruction Move closer to the AM-825 or make sure no objects are obstructing your view of
the unit.
Remote control not
functioning
Microphone feedback
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