Troubleshooting

If you are having problems operating the AM-825, 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 theAC adapter connection as well as the AC outlet connection.
Check the fuse below theAC adapter and see if it is broken.
Check the fuse if it is broken. Check the EQ loops on the rear of machine.
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 VOLcontrol 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 VOLcontrol 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 VOLcontrols 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 VOLdown before reconnecting cables.
PC did not recognize
AM-825
Microphonessensitivity
Please install the driver ofAM-825 before you connect it to your PC to make sure
your operating system will recognize theAM-825
Please try to use other professional microphone
Unpleasant howling
and screeching heard
from speakers
Microphone feedback Place microphones further away from speakers. Face microphones away from
speakers.
Remote control not
functioning
Batteries are exhausted or
positioned incorrectly Replace with fresh batteries or double check battery positioning.
Remote is out of range or there
is an obstruction
Move closer to theAM-825 or make sure no objects are obstructing your view of
the unit.
13
Recordingquality is poor
Did not install driver
Mycomputer already
recognizeAM-825, but
Cannot play/record songs.
Audio playback/recording setup
error Go to control Panel--> Sound andAudio Devices-->Audio. Select the
as a source for “Sound playback” and “Sound Recording “ functions
USB Device