Onkyo TX-8211 - Manual (Page 22)

Troubleshooting guide
II a problem occurs, while you are using the remóle control, first operate the unit using the front panel controls to confirm that it is not due
to a malfunction (or expired batteries) of the remote control.
Trouble Cause Remedy
No power • Power cord is disconnected.
• There is external noise in the computer circuits
of this unit.
• AC fuse is blown.
• Connect power cord.
• Turn the power switch off, and then on again
or remove the AC plug from the outlet and then
plug it again.
• Contact your Onkyo Service Center.
Power but no sound • |T-2 MONITOR 1 indicator is lit.
• AUDIO MUTE indicator is lit.
• Bad/incorrect connections
• Amplifier protection circuitry has been acti­
vated.
• Switch ofl.
• Switch off with the remote control.
• Check connection cables, speaker cables, etc.
• Contact your Onkyo Service Center.
Hum. low-lrequency noise • Poor or no input ground
• Poor or no phono motor ground
• The placement of the audio connection cables
on the rear panel Is Incorrect.
• Check outer conductor of input plugs.
• Check lor proper ground connection.
• Adjust the placement of the cable to reduce
hum.
Howling when the volume is
turned up
• Turntable and speakers are loo close together. • Move them farther apart.
Rough or scratchy sound;
High range Is not clear
• Stylus of turntable pick-up is worn.
• Turntable stylus tip Is dirty.
• Treble control is too high.
• Replace.
• Clean.
• Turn treble control down.
AM stations cannot be
received. • AM loop antenna is not attached. • Connect the included AM loop antenna to the
AM antenna terminals.
Buzzing noise on AM
(particularly conspicuous at
night or with weak stations) • Noise from electrical apparatus such as fluo­
rescent lamp
• Move the AM loop antenna to a different posi­
tion.
• Set up an outdoor AM antenna.
High-pitched noise or
buzzing noise on AM • Noise from the TV set • Place the AM loop antenna as far as possible
from the TV.
• Move unit away from TV set.
Crackling noise on AM or FM • Noise caused by turning fluorescent lamp on
and off
• Noise from automobile ignition
• Move antenna as far as possible from the fluo­
rescent lamp.
• Install an FM outdoor antenna as far as possi­
ble from the road.
• Change the position or direction of the outdoor
antenna.
FM TUNED and STEREO
indicators light but sound is
distorted and stereo
separation is bad.
• Station is loo strong.
• Multiple reflection ol the radio waves because
of tall buildings or mountains
• Change to a T-shaped antenna.
• Use an antenna which has better directivity
and select a point where the distortion is least.
FM TUNED and STEREO
indicators flicker and hiss is
heard on FM. • Station is too weak.
• Stereo FM broadcasts cover only about half
the distance of an ordinary broadcast.
• Install an outdoor FM antenna.
• Change the position or direction of the outdoor
antenna.
No station Is recalled when a
PRESET or SCAN button is
pressed.
• The power cord has been unplugged lor a long
time.
• The memory contents are lost. Store all sta­
tions again.
The RDS function does not
work. • It is not RDS station.
• The reception station signal Is loo weak.
• Too much interference
• Receive an RDS station.
• Install an outdoor FM antenna.
• Change the position or direction of the outdoor
antenna.
• 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.
Front panel controls function,
but remote control does not. • No batteries in remote control.
• Batteries have worn out.
• Insert batteries.
• Replace batteries.
• ALso refer to the respective instruction manuals of the CD player, cassette recorder, etc., lieing used.
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