Power; Speakers; Fm/Am Tuner - Onkyo TX-DS898 Instruction Manual

Troubleshooting guide
If a problem occurs while you are using the remote controller, first
try to operate the controls on the front panel of the TX=DS898 Io
make sure that it is not due Io a malfunction (or worn out batteries) in
the remote controller.
POWER
Power shuts off immediately after power on.
• Amplifier protection circuitry has been activated.
--*Remove the power cord from outlet immedialely. Contact
your Onkyo service center.
NO power.
• Power cord is disconnecled.
--*Connect power cord.
• External noise in the affecting the internal microcomputer.
-"*Turn the power button off and then on again or remove the
power cord from the outlet and then plug it in again.
• Internal fuse is blown.
--*Contact your Onkyo Service Cenler.
Power turns on but no sound.
• "Muting" is displayed.
--*Press the MUTING button on the remote controller to turn it
oft'.
• Bad connections or wiring.
--*Check connections, speaker cables, etc.
• Amplifier protection circuitry has been activated.
--*Contact your Onkyo Service Center.
The sound of the playback source is not heard.
• Input selector is not set properly.
--* Set to correct input source.
• Headphones are connected.
--*Lower volume and then disconnect headphones.
SPEAKERS
No sound from the center speaker, or at very low
volume.
• Speaker cable is no1 connected.
--*Check the connection between the amplifier and the speaker.
• Listening mode is set Io Stereo or Direct.
--* Set the Listening mode to any mode other than Stereo or
Direct. The output Io the center speaker may differ depending
on the listening mode.
• Center speaker level is set Io minimum.
--* Set the Center speaker level to the appropriate volume (page
31).
• The Center setting of the Speaker Config submenu is set to
"None."
--* Set the Center setting at the Speaker Config submenu to
"Large" or "Small" (see page 29).
No sound or very low volume from subwoofer.
• Subwoofer is set to "No."
--*Check the speaker setting (pages 29, 40).
• Subwoofer speakers oulpet level setting is improper.
--*Check the oulput level of the Subwoofer using the test tone.
Low frequency humming is heard.
• Not properly grounded.
-"*Check outer conductor of input plugs.
• Turntable motor is no1 properly grounded.
-"*Check for proper ground connection.
• Audio connection cables on the rear panel are connected
inco_ecfly,
--*A_ustthe placement ofthe cable tomduce hum.
Howling is heard when the volume is turned up.
• Turntable and speakers are located Ioo close together.
-* Move them farther apart.
Rough or scratchy sound is heard. High range is not
clear.
• The needles of turntable is dirty or worn, or a problem exists
with a connected component.
-"* Refer to the instruction of the connected components and
check for problem.
• Treble control is too high.
--* Turn treble down (see page 40).
FM/AM TUNER
AM stations cannot be received.
• AM loop antenna is no1 connected.
-"*Connect the included AM loop antenna to the AM antenna
terminals.
Buzzing noise on AM stations (particularly noticeable at
night or with weak stations).
• Noise from electrical apparatus such as fluorescent lamp.
-* Move the AM loop antenna 1o different position.
-"* Set up an outdoor AM antenna.
Noise is heard at high-pitched sounds on AM stations.
• Noise from TV set.
--'*Place the AM loop antenna as far as possible fi'om the TV.
--'*Move unit away from TV set.
Crackling noise on both AM and FM stations.
• Noise caused by fluorescent lamp being turned on and off.
-"* Move antenna as far as possible from the fluorescent lamp.
• Noise from aulomobile ignition.
-"* Install an FM outdoor antenna as far as possible from the
road.
-"* Change the position or direction of the outdoor antenna.
The indicators light for stereo reception, but sound is
distorted and stereo separation is bad.
• Station is Ioo strong.
-"* Change to FM indoor antenna.
• Multiple reflection of the radio waves because of tall buildings
or mountains.
-"* Use antenna that has better directivity and select a point
where distortion is least.
Indicators for stereo reception flicker and hiss is heard
on FM stations.
• Station is 1oo weak.
-"* Install an outdoor FM antenna.
• Stereo FM broadcasts cover only about half the distance of an
ordinary broadcast.
-"* Change the position or direction of the ouldoor antenna.
No preset station is recalled.
• Power cord has been unplugged or the POWER switeh has been
turned off for a long time.
-"* The memory contents are lost. Slore all stations again.
7O