Troubleshooting; Computer Connection - Teac AI-503 Manual Del Usuario

If you experience a problem with this unit, please check the fol-
lowing items before requesting service . If it still does not operate
correctly, contact the retailer where you purchased the unit .
General
The unit does not turn on.
e Check that the power cord is completely plugged into the
power outlet . If the outlet is switched, confirm that the switch
is in the ON position .
e Connect a different electrical device to the outlet to confirm
that it is supplying power .
e If the automatic power saving function has caused the unit to
enter standby, press the remote control STANDBY/ON button
to turn the unit on again .
No sound is output.
e Adjust the VOLUME knob . Turn it clockwise (right) to increase
the volume .
e Use the INPUT SELECTOR knob to select the input that is con-
nected to the source that you want to hear .
e Reconfirm the connections with other equipment .
There is a humming noise.
e If a connecting cable is near a power cord, fluorescent light or
similar cause of interference, increase the distance between
them as much as possible .
There is no sound from one side of the headphones.
e Confirm that the headphones plug is inserted completely .
Sound output suddenly stopped.
The level meter lights are blinking and no sound is output.
e Heat might have caused the protection circuit to activate .
Set the POWER switch to OFF once, and wait several minutes
before restarting the unit .
e The + and − speaker cables might have shorted . In this case,
turn the unit off and check the speaker cable connections .
Automatic power saving caused the unit to enter standby.
e Shift the POWER switch to OFF once and then turn the unit
back on .

Computer connection

Computer does not recognize this unit.
e See page 19 for information about supported computer
operating systems . Operation with unsupported operating
systems is not guaranteed .
Noise occurs.
e Starting other applications during playback of an audio file
may interrupt playback or cause noise . Do not start other
applications during playback .
When the unit is connected to a computer via a USB hub, for
example, noise might be heard . If this occurs, connect the
unit directly to the computer .
Audio files cannot be played back.
e Connect this unit to the computer, and set this unit's input to
USB before launching audio playback software .
If you connect this unit to the computer or set its input to USB
after launching audio playback software, audio files might not
play back properly .
This unit uses a microprocessor, so noise and other external inter-
ference could cause it to stop functioning properly . If this occurs,
unplug the power cord, wait for a while, and then turn the unit on
again and restart operations .

Troubleshooting

EN
21