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Panasonic SC-AK960 User Manual

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Troubleshooting guide
Before requesting service, make the following 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.
Reference pages are shown as black circled numbers 
4.
Common problems
Common problems
Although the unit is in standby mode, 
the display lights up and changes con-
tinuously.
Turn off the demo function. 
6
If you set the clock, demo function will be turned off automatically. 
$
No sound.
Sound stops.
Turn the volume up.
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 unfi xed, reversed or comes 
from one speaker only.
Check the speaker connections. 
4 5
Humming heard during play.
An AC power supply cord 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 
standby mode.
You plugged the AC power supply cord in for the fi rst time or there was a power failure 
recently.
Set the time. 
$
“F61” is displayed.
Check and correct the speaker cords connection. 
4 5
If this does not fi x the problem, there is a power supply problem. Consult the dealer.
Listening to the radio
Listening to the radio
Noise is heard.
The stereo indicator fl ickers or doesn’t 
light.
Sound is distorted.
Use an outdoor antenna. 
6
A beat sound is heard.
Turn the TV off or separate it from the unit.
A low hum is heard during AM broad-
cast.
Separate the antenna from other cables and cords.
When there is a television set nearby
When there is a television set nearby
The picture on the TV disappears or 
stripes appear on the screen.
The location and orientation of the antenna are incorrect. If you are using an 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
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
Playing discs
The display is wrong or play won’t start.
The disc may be upside down. 
4
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 total number of tracks displayed dif-
fers each time the same disc is inserted.
Unusual sound is heard.
The disc may be scratched, or its data may be defective. Replace the disc. 
CD-RW cannot be read.
The disc was incompletely formatted. Use the recording equipment to fully format the disc 
before recording.
“VBR–” is displayed instead of the 
remaining play time.
The unit cannot display the remaining play time for variable bit rate (VBR) tracks.
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7/18/08   9:25:12 AM
7/18/08   9:25:12 AM