Panasonic SC-AK350, SC-AK250 Troubleshooting guide, Deutsch Dansk Français Lang

Models: SC-AK350 SC-AK250

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Troubleshooting guide

Troubleshooting guide

Before requesting service, make the checks below. If you can’t fix 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.

Reference pages are shown as black circled numbers 4.

Common problems

Although the unit is in standby

Turn off the demo function. 7

mode, the display lights up and

If you set the clock, demo function will be turned off automatically. %

changes continuously.

 

No sound.

Turn the volume up.

Sound stops.

Switch off the unit, determine and correct the cause, then switch the unit on.

 

Causes include straining of the speakers through excessive volume or power,

 

and using the unit in a hot environment.

Sound is unfixed, reversed or

Check the speaker connections. 6

comes from one speaker only.

 

Humming heard during play.

An AC mains lead or fl uorescent light is near the cables. Keep other appliances

 

and cords away from this unit’s cables.

“ERROR” is displayed.

Incorrect operation performed. Read the instructions and try again.

“– –:– –” appears on the display at

You plugged the AC mains lead in for the fi rst time or there was a power failure

standby mode.

recently.

 

Set the time. %

“F61” is displayed.

Check and correct the speaker cords connection. 6

 

If this does not fi x the problem, there is a power supply problem. Consult the

 

dealer.

Listening to the radio

 

 

 

Noise is heard.

Use an outdoor antenna. 7

The stereo indicator flickers or

 

doesn’t light.

 

Sound is distorted.

 

A beat sound is heard.

Turn the TV off or separate it from the unit.

A low hum is heard during AM

Separate the antenna from other cables and cords.

broadcast.

 

 

 

When there is a television set nearby

 

 

 

The picture on the TV disappears

The location and orientation of the antenna are incorrect. If you are using an

or stripes appear on the screen.

indoor antenna, change to an outdoor antenna.

 

The TV antenna wire is too close to the unit. Separate the antenna wire of the TV

 

set from the unit.

 

 

Using the cassette deck

 

 

 

Poor sound quality.

Clean the heads. ~

Recording is not possible.

If the erasure prevention tabs have been removed, cover the holes with adhesive

 

tape. #

 

 

Playing discs

 

DEUTSCH

DANSK

FRANÇAIS

LANG - 4

The display is wrong or play won’t start.

The total number of tracks displayed differs each time the same disc is inserted. Unusual sound is heard.

CD-RW cannot be read.

“VBR–” is displayed instead of the remaining play time.

The disc may be upside down. 5 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 for about an hour for it to clear and try again.

The disc may be scratched, or its data may be defective. Replace the disc.

The disc was incompletely formatted. Use the recording equipment to fully format the disc before recording.

The unit cannot display the remaining play time for variable bit rate (VBR) tracks.

LANG - 5

RQTV0196

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RQT8043

RQTV0196-B.indd 17

2/23/07 4:49:42 PM

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Panasonic SC-AK350, SC-AK250 operating instructions Troubleshooting guide, Deutsch Dansk Français Lang