Troubleshooting Guide - Onkyo TX-8211 Instruction Manual

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