Acesonic AM-145 Manual De Usuario

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.

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

9