Troubleshooting
If you have any problems with the unit, please check the troubleshooting table below.
This unit contains a sensitive microcomputer, which under certain circumstances might fail to operate due to excessive noise
interference. In such an event, disconnect the main plug from the electrical outlet and reconnect it after 5 seconds. Please also ensure
that all system connections are correct and secure.
If the problem persists, or if the symptom is not found in the troubleshooting table, disconnect the power cord, and notify your Onkyo
service station. Include your name, address, and telephone number, as well as the product name, model number (ED-205), serial
number, and a detailed description of the problem.
SymptomCauseRemedy
PowerThe unit does not turnY The power plug is not insertedY Insert the unitOs power plug completely into
on.completely.a power outlet. [See page 10.]
No image or sound.Y The cables are not connectedY Check again the connection and connect the
securely.plugs and cables securely. [See pages 6 and
7.]
Y The cables are not connectedY Check that the video and audio cables are
correctly.connected correctly.
[See pages 6 and 7.]
Y The input source equipment hasY Check the input source connection and
not been selected.select the correct input source by pressing
the correct input selector button (LINE,
VIDEO-1/2, MULTI-CH INPUT). [See
pages 14 to 16.]
SpeakerNo sound from frontYThe MASTER VOLUME knob onY Set the sound volume properly.
speakers.the amplifier is set to the minimum.[See pages 14 to 16.]
Y The Muting mode is set on theY Press the MUTING button on the amplifier
amplifier.to cancel the Muting mode.
Y The audio connection cables andY Check the connection again and connect the
speaker cables are not connectedplugs and cables properly. [See page 6.]
properly.
No sound or quiet soundY The STEREO mode is set.Y Press the EFFECT button to select a correct
from Center speaker.Surround mode.
Y The output level is not adjustedY Adjust the output level of the Center speaker
correctly.to the correct level.
[See pages 12 to 16.]
Y The Center mode is set toY Set the Center mode to ONORMAL�. [See
OPHANTOM� when the Surroundpage 13.]
mode is ODOLBY PRO LOGIC�.
Y The Surround mode is set toY Set the Surround mode to ODOLBY PRO
OHALL� or OARENA�.LOGIC�, ODOLBY 3 STEREO�, or
OLIVE�. [See pages 12 to 15.]
No sound or quiet soundY The STEREO mode is set.Y Press the EFFECT button to select the
from Surround speakers.correct Surround mode.
Y The output levels of the SurroundY Adjust the output levels of the Surround
speakers are not adjustedspeakers to correct levels.
correctly.[See pages 12 to 16.]
Y The Surround mode is set toY Press the MODE button to select ODOLBY
ODOLBY 3 STEREO�.PRO LOGIC�, OHALL�, OLIVE�, or
OARENA�. [See pages 12 to 15.]
OthersNo image on the TVY The video source is connected toY The signals input to the VIDEO IN jacks are
connected to the S VIDEOthe VIDEO IN jacks.not output from the S VIDEO MONITOR
MONITOR OUT jack.OUT jack. Connect the video source to the
S VIDEO IN jack or connect the TV to the
VIDEO MONITOR OUT jack.
[See page 6.]
Y The S-Video cables are notY Connect the S-Video cables completely.
connected completely.[See page 6.]
No test tone sound.Y The Multi-channel input mode isY The test tone does not sound when the
set.Multi-channel input mode is set.
[See pages 12 and 13.]
No image in Multi-channelY The multi-channel input source isY Check the connection for the multi-channel
input mode.not connected correctly.input source. [See page 7.]
RemoteButtons on the front panelY The batteries are not installedY Insert the batteries correctly.
controllerare operational, but thosecorrectly.[See page 5.]
on remote controller areY The batteries are run down.Y Replace the batteries with new ones. [See
not.page 5.]
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ACEC
