Optimus 744 owner manual Troubleshooting, Problem Possible Cause Suggestion

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TROUBLESHOOTING

If your system is not working as it should, these suggestions might help you elimi- nate the problem. If the system still does not operate normally, take it to your local RadioShack store for assistance.

Problem

 

Possible Cause

 

Suggestion

 

 

 

No power when POWER

Power problem.

Check the power cord

is pressed on system.

 

 

and AC outlet.

 

 

 

 

No power when POWER

Batteries in the remote

Replace the batteries

is pressed on remote.

control are weak.

with fresh ones.

 

 

 

 

 

 

No sound.

•

Volume controls set

•

Adjust VOLUME

 

 

to minimum.

 

CONTROL

UP or

 

 

 

 

DOWN on the sys-

 

 

 

 

tem, or VOLUME

 

 

 

 

UP or DOWN

on

 

 

 

 

the remote control.

 

•

Wrong function

•

Select another func-

 

 

selected.

 

tion.

 

 

•

Audio source not

•

Start the desired

 

 

started.

 

audio source.

 

•

MUTE is pressed.

•

Press MUTE on the

 

 

 

 

remote control.

 

• Speakers con-

•

Check speaker con-

 

 

nected incorrectly.

 

nections.

 

 

 

 

Sound from one speaker

Speakers connected in-

Check all speaker con-

only.

correctly.

nections.

 

 

 

 

 

 

No sound from rear ste-

•

SURROUND not set

•

Set SURROUND on

reo speakers.

 

to ON.

 

system to ON.

 

•

Speakers con-

•

Check all

speaker

 

 

nected incorrectly.

 

connections.

 

 

 

 

Remote does not work.

Batteries in the remote

Replace the batteries

 

are weak.

with fresh ones.

 

 

 

 

 

 

 

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Contents System FCC Wants YOU to Know CD Changer FeaturesDual Cassette Deck Stereo Tuner Other Special FeaturesContents Disc Scan Connecting the Front Speakers Connecting SpeakersConnecting Rear Speakers PreparationConnecting the AM Loop Antenna Connecting AntennasRemoving the CD Protection Lock Connecting the FM AntennaConnecting Power Connecting AN Additional Audio SourceResetting the CD Changer Installing Batteries in the Remote ControlListening Safely Connecting HeadphonesUsing the System Using the Remote ControlBasic Operation System DisplaysUsing Mute Using the Preset Graphic Equalizer Manual Tuning Using the TunerAutomatic Tuning Preset TuningStoring Preset Stations Recalling a Preset Station Loading CDS Using the CD ChangerFm Page 19 Wednesday, July 14, 1999 629 PM Removing CDS Selecting Playing a CDTo stop play, press Stop on System or on the remote control Skip Play Displaying Information About CDsAudible Search Repeat Play Random PlayMusic Scan Random Repeat PlayDisc Scan Programmed PlayProgramming and Playing a Sequence System. You Reviewing the Programmed Sequence Group File PlayClearing the Programmed Sequence Assigning CDs to GroupsAfter Loading CDs Reviewing a Group ProgramClearing a CD from a Group Playing a GroupClearing an Entire Group CD Care Tips Loading and Playing a Cassette Tape Using the Cassette DeckUsing Consecutive Play Dubbing Copying Cassette Tapes RecordingCopying CDs to a Cassette Tape Recording from the Tuner or Another Sound Source Tape TipsRecommended Tapes Storing Your TapesPreventing Accidental Erasure Erasing a Cassette TapeRestoring Tape Tension and Sound Quality Problem Possible Cause Suggestion TroubleshootingFm Page 38 Wednesday, July 14, 1999 629 PM Care and Maintenance Tape Cleaning the TAPE- Handling PartsAmplifier SpecificationsGeneral Fm Page 43 Wednesday, July 14, 1999 629 PM RadioShack Division of Tandy Corporation Fort Worth, Texas
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