Onkyo TX-84 - TROUBLE SHOOTING Guide

e FM Antennas (1) Usea small screwdriver to open the adapter
as shown in the diagram. Be careful not
to remove the shielding case inside the
Outdoor indoor T-shaped
plug cover.
FM antenna = antenna
{2) Prepare the coaxial cabie as shown below.
75 ohm RG-6 wt be em
coaxial cable 15mm ~
(3) Connect the 75/300 ohm antenna adapter to the coaxial cable.
oy
i ‘
ANTENNA
i 7
Quter shielding Insert bare cable here.
(stranded wire).
300 ohm
anienna cable
FM AM
752 75/300 ohm
antenna adapter
(included)
Clamp in place with pliers.
TROUBLE SHOOTING Guide
if a problem occurs, first operate the unit using the front panel
controis to confirm that :t is not due to a malfunction (or worn
out batteries) of the remote control transmitter.
Trouble Cause
® AC fuse blown @ Contact Onkyo dealer
Power but no sound. @ Tape monitor switch on. @ Switch to off.
® Bad connections. ® Check input leads, speaker leads, pin plugs, etc.
® Amplifier protection circuitry has been |@ Contact Onkyo dealer.
activated.
Hum, iow frequency noise. ® Poor or no input ground. ® Check outer conductor of input plugs.
@ Poor or no phono motor ground. @® Check for proper ground connection.
Howling when the volume is turned up. |@ Turntable and speakers are too close ® Move them farther apart.
together.
Rough or scratchy sound. High range is_ |@ Stylus of pick-up ts worn. ® Replace.
not clear. ® Stylus tip is dirty. @ Clean.
@ Treble control too high. ® Turn treble control down.
Buzzing noise on AM (particularly con- {@ Noise from electrical apparatus such as |@ Move unit to different position.
spicuous at night or with weak stations). fluorescent lamp. @ Set up outdoor AM antenna.
High pitched noise or buzzing noise on |® Noise from TV. ®@ Place the AM loop antenna as far as possible from
TV. the TV.
® Move unit away from TV set.
Crackling noise on AM and FM. ® Noise caused by turning fluorescent @ Move antenna as far as possible from the fluores-
lamp on and off. cent lamp.
@ Noise from automobile ignition. ® install and FM outdoor antenna as far as possible
from the road.
® Change the position or direction of the outdoor
antenna.
FM Signal Strength (TX-84 only) Indr- @ Station is too strong. @ Change to T-shaped antenna.
cators and stereo indicator light butsound |® Multiple reflection of the radio waves | @ Use antenna which has better directivity and select
is distorted and separation !s bad. because of tall buildings or mountains. a point where the distortion is least.
FM Signal Strength (TX-84 only) Indi- |@ Station is too weak. @ Install an outdoor FM antenna.
cators and stereo indicator flicker and hiss |@ Stereo FM broadcasts cover only about | @ Change the position or direction of the outdoor
is heard on FM. half the distance of an ordinary broad- antenna.
cast.
No station is recalled when a preset key |@ The power switch has not been turned | ® The memory contents are lost if the
is pressed. on for a long time or the power cord has| power switch is not turned ona few times
been unplugged for a long time. each month. Store ail stations again and
remember to turn the power on a few
times each month.
Front panel controls function but remote |®@ No batteries in remote contro! transmit- | @ Insert batteries.
controller does not. ter. ® Replace batteries.
® Batteries have worn out.
The tuning steps by which the tuned frequency changes on each band have been set at the factory to the proper value for the country where
each unit is to be sold. If you use the unit in a country where a different tuning step is required or if the broadcast frequencies in your country
change so that you can not tune in radio stations precisely, take this unit to an authorized Onkyo Service Center.