RQTV0186
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Troubleshooting guide
Before requesting service, make the below checks. If you can’t fi x the system as described below, or if something not listed
here occurs, refer to the enclosed directory to locate an Authorized Service Center convenient to you or contact your dealer.
Common problems
No sound.
Turn the volume up.
The speaker cords may not be connected properly. Turn the unit off, check and correct the
connections and turn the unit on (
➡
page 4).
Sounds unfi xed, reversed or come from
one speaker only.
Check the speaker connections (
➡
page 4).
Humming heard during play.
An AC mains lead or fl uorescent light is near the cables. Keep other appliances and leads
away from this unit’s cables.
If possible in your area, turn the AC mains lead’s plug or connector over to reverse the lead’s
polarity.
“ERROR” is displayed.
Incorrect operation performed. Read the instructions and try again.
“- -:- -” appears on the display.
You plugged the AC mains lead in for the fi rst time or there was a power failure recently.
Set the time (
➡
page 10).
“F76” is displayed.
Check and correct the speaker cord connections (
➡
page 4).
If this does not fi x the problem, there is a power supply problem. Consult the dealer.
Listening to the radio
Noise is heard.
The stereo indicator fl ickers or doesn’t
light.
Sound is distorted.
Use an outdoor antenna (
➡
page 5).
A beat sound is heard.
Turn the TV off or separate it from the unit.
A low hum is heard during AM
broadcast.
Separate the antenna from other cables and cords.
An AM broadcast station cannot be
picked up clearly.
Frequency step is set to 10 kHz. Change the frequency step to 9 kHz (
➡
page 9).
When there is a television set nearby
The picture on the TV
disappears or stripes appear
on the screen.
The location and direction of the antenna are incorrect. If you are using an indoor antenna,
change to an outdoor antenna (
➡
page 5).
The TV antenna wire is too close to the unit. Separate the antenna wire of the TV set from
the unit.
Playing discs
The display is wrong or play
won’t start.
The disc may be upside down (
➡
page 7).
Wipe the disc.
Replace the disc if it is scratched, warped, or non-standard.
Condensation may have formed inside the unit due to a sudden change in temperature. Wait
about an hour for it to clear and try again.
“MECH ERR”
Check that the passage of the disc tray is cleared. Remove if anything is placed under the
disc tray. Turn off and then turn back on the unit.
The remote control
Remote control doesn’t work.
Check that the batteries are inserted correctly (
➡
page 5).
Replace the batteries if they are worn.
USB
The USB drive or its contents cannot
be read.
The USB drive format or its contents is/are not compatible with the system (
➡
page 12).
The USB host function of this product may not work with some USB devices.
USB devices with storage capacity of more than 8 gigabytes may not work in some
instances.
Slow operation of the USB fl ash drive.
Large fi le size or high memory USB fl ash drive takes longer time to read.
“USB OVER CURRENT ERROR”
The USB mass storage device rating exceeds 500mA. Disconnect the USB device. Turn the
unit off and then back on.
“NO PLAY”
Check the content.
Only MP3 format fi les can be played.
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