Panasonic SAAK330 SAAK230 User Guide - Page 14

TROUBLESHOOTING GUIDE, Memory reset Initialization

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Troubleshooting guide Before requesting service, make the following checks. If you are in doubt about some of the check points, or if the remedies indicated in the chart do not solve the problem, refer to the "Customer Services Directory" on the back cover if you reside in the U.S.A., or refer to the "Product information" on page 15 if you reside in Canada. Reference pages are shown as black circled numbers 4. Common Problems Although the unit is in standby mode, the display lights up and changes continuously. Turn off the demo function. 4 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 shorting of the positive and negative speaker wires, straining of the speakers through excessive volume or power, and using the unit in a hot environment. Sound is unfixed, reversed or comes from one speaker only. Check the speaker connections. 4 Humming heard during play. An AC power supply cord or fluorescent light is near the cables. Keep other appliances and cords away from this unit's cables. "ERROR" is displayed. "- -:- -" appears on the display at standby mode. "F61" is displayed. Incorrect operation performed. Read the instructions and try again. You plugged the AC power supply cord in for the first time or there was a power failure recently. Set the time. ! Check and correct the speaker cords connection. 4 If this does not fix the problem, there is a power supply problem. Consult the dealer. Listening to the radio Noise is heard. The stereo indicator flickers or doesn't light. Sound is distorted. Use an outdoor antenna. 0 A beat sound is heard. Turn the TV off or separate it from the unit. A low hum is heard during AM broadcasts. Separate the antenna from other cables and cords. 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 Poor quality sound. Recording is not possible. Clean the heads. % If the erasure prevention tabs have been removed, cover the holes with adhesive tape. ! Playing discs The display is wrong or play won't start. Cannot perform all-disc random play. 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. "TAKE OUT/DISC" appears on the display. The disc may be upside down. 6 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. All-disc random mode cannot be used for MP3 discs. Change the disc or select another play mode. 7 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. There is a problem with the disc mechanism. (A power failure may have occurred.) The tray will open automatically. Remove the disc from the tray, and after ensuring there is no disc in the tray, close it. The unit will make the disc changing noises for a few moments and then it should operate normally. Remote control Remote control doesn't work. Check that the batteries are inserted correctly. 3 Replace the batteries if they are worn. 14 RQT7790 Memory reset (Initialization) W•• hTYehoneurtewheaisnfotnlotloorwcelisenpagorsnaistnuedawtrieohsneesntobthcuecttuomrn,esrmeaforeerryptocreotshnseteeindnt.sst.ructions below to reset the memory: To reset memory 1 Disconnect the AC power supply cord. (Wait at least 3 minutes before proceeding to step 2) 2 While pressing and holding down [f/I, POWER] on the main unit, reconnect the AC power supply cord. appears on the display. 3 Release [f/I, POWER]. All the settings are returned to the factory preset. You will need to reset the memory items.

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RQT7790
14
Troubleshooting guide
Before requesting service, make the following checks. If you are in doubt about some of the check points, or if the remedies indicated in
the chart do not solve the problem, refer to the “Customer Services Directory” on the back cover if you reside in the U.S.A., or refer to the
“Product information” on page 15 if you reside in Canada.
Reference pages are shown as black circled numbers
4
.
Playing discs
Listening to the radio
Using the cassette deck
Common Problems
Although the unit is in
standby mode, the display
lights up and changes
continuously.
No sound.
Sound stops.
Sound is unfixed, reversed or
comes from one speaker
only.
Humming heard during play.
“ERROR” is displayed.
“– –:– –” appears on the
display at standby mode.
“F61” is displayed.
Turn off the demo function.
4
If you set the clock, demo function will be turned off automatically.
!
Turn the volume up.
Switch off the unit, determine and correct the cause, then switch the unit on. Causes include shorting of
the positive and negative speaker wires, straining of the speakers through excessive volume or power,
and using the unit in a hot environment.
Check the speaker connections.
4
An AC power supply cord or fluorescent light is near the cables. Keep other appliances and cords away
from this unit’s cables.
Incorrect operation performed. Read the instructions and try again.
You plugged the AC power supply cord in for the first time or there was a power failure recently. Set the
time.
!
Check and correct the speaker cords connection.
4
If this does not fix the problem, there is a power supply problem. Consult the dealer.
Remote control
When there is a television set nearby
Noise is heard.
The stereo indicator flickers
or doesn’t light.
Sound is distorted.
A beat sound is heard.
A low hum is heard during
AM broadcasts.
Use an outdoor antenna.
0
Turn the TV off or separate it from the unit.
Separate the antenna from other cables and cords.
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.
Poor quality sound.
Recording is not possible.
Clean the heads.
%
If the erasure prevention tabs have been removed, cover the holes with adhesive tape.
!
The display is wrong or
play won’t start.
Cannot perform all-disc
random play.
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.
“TAKE OUT/DISC” appears
on the display.
The disc may be upside down.
6
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.
All-disc random mode cannot be used for MP3 discs. Change the disc or select another play mode.
7
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.
There is a problem with the disc mechanism. (A power failure may have occurred.)
The tray will open automatically. Remove the disc from the tray, and after ensuring there is no disc in the tray,
close it. The unit will make the disc changing noises for a few moments and then it should operate normally.
Remote control doesn’t
work.
Check that the batteries are inserted correctly.
3
Replace the batteries if they are worn.
Memory reset (Initialization)
When the following situations occur, refer to the instructions below to reset the memory:
•
There is no response when buttons are pressed.
•
You want to clear and reset the memory contents.
To reset memory
1
Disconnect the AC power supply cord. (Wait at least 3 minutes before proceeding to step 2)
2
While pressing and holding down [
f
/I, POWER] on the main unit, reconnect the AC power supply cord.
“– – – – – – – – –” appears on the display.
3
Release [
f
/I, POWER]
.
All the settings are returned to the factory preset.
You will need to reset the memory items.