Onkyo CR-305TX Speaker System User Manual


 
32
Troubleshooting
If you have any problems with the unit, please check the troubleshooting table below first. For any problems not covered in the table, please
consult your nearest ONKYO authorized service center.
Trouble Cause Remedy
See
page
The unit doesn't turn on.
Sound is reproduced from neither
left or right speaker.
Sound is reproduced from only
one speaker.
No sound is reproduced when the
(wake-up) timer operates.
The remote controller doesn't op-
erate.
AM stations cannot be received.
Buzzing noise on AM (particularly
conspicuous at night or with weak
stations).
High-pitched noise or buzzing
noise on AM.
Crackling noise on AM, FM.
Tuning indicators and stereo indi-
cator light but sound is distorted
and separation is bad.
Tuning indicators and stereo indi-
cator flicker and hiss is heard on
FM.
No station or undesired station is
recalled when a Preset button is
pressed.
The RDS function does not work.
The AC power cord is not fully inserted into
the wall outlet.
The wire of the speaker cord is touching the
other jacks, connectors, or metal parts.
The volume level is turned down to the mini-
mum.
The sound is muted with the muting func-
tion.
The headphones are connected to the
PHONES jack.
The speaker cord is not connected properly
or firmly, or is disconnected.
The volume level is turned down to the mini-
mum.
The batteries in the remote controller are
dead.
The remote controller is out of the control
range.
There is some obstruction between the re-
mote controller and the unit.
AM loop antenna is not attached.
Noise from electrical apparatus such as fluo-
rescent lamp.
Noise from TV set.
Noise caused by turning a fluorescent lamp
on and off.
Noise from automobile ignition.
Station is too strong.
Multiple reflection of the radio waves because
of tall buildings or mountains.
Station is too weak.
Stereo FM broadcasts cover only about half
the distance of an ordinary broadcast.
The power cord has been unplugged for a
long time.
The station is not an RDS station.
The reception station signal is too weak.
Too much interference.
Insert the AC power cord (mains lead) plug
into the wall outlet (the mains) securely.
Check the speaker connections.
Adjust the volume level.
Press MUTING button on the remote con-
troller to restore the sound.
Turn down the volume level first, then dis-
connect the headphones. Then, readjust the
volume level.
Check the speaker connections.
Adjust the volume to the proper level when
you set the timer.
Replace the batteries with new ones.
Operate the remote controller within the con-
trol range.
Try to operate the remote controller from a
different angle, or remove the obstruction.
Connect the supplied AM loop antenna to
the AM antenna terminals.
Move the AM loop antenna to different posi-
tion.
Set up an outdoor AM antenna.
Place the AM loop antenna as far as pos-
sible from the TV.
Move unit away from TV set.
Move the antenna as far away as possible
from the fluorescent lamp.
Install an outdoor FM antenna as far away
as possible from the road.
Change to FM indoor antenna.
Use antenna that has better directivity and
select a point with the least distortion.
Install an outdoor FM antenna.
Change the position or direction of the out-
door antenna.
Switch to mono reception. (Even stereo
broadcasts will be heard in mono.)
The memory contents are lost if the power is
not turned on and off a few times each month.
Store all stations in the memory again and
remember to turn the power on and off a few
times each month.
Receive an RDS station.
Install an outdoor FM antenna.
Change the position or direction of the out-
door antenna.
Move the antenna as far away as possible
from fluorescent lamps.
Install an outdoor FM antenna.
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