Panasonic RQT9223 Stereo Receiver User Manual


 
54
RQT9223
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 “Customer Services Directory” on page 57 if you reside in the U.S.A., or
refer to “Product information” on page 59 if you reside in Canada.
Pages
No power. • Ensure the AC power supply cord is connected. 12
No sound.
Sound is distor
ted.
• Check that the volume is adequate.
Select either “SPEAKERS A ” or “SPEAKERS B ” if the speakers indicator is off.
• Select the correct input source.
• Cancel the “MUTING ” function.
• Check that the signals can be decoded by this unit.
• Check connections to speakers and other equipment.
• Check that the input setting suits the type of connection you have made.
• Cancel the PCM FIX.
• Recording of some DVD-Audio may not be possible to be played due to
copyright protection.
15, 26
24, 26, 27
15, 26
31
50
10 to 13, 16 to 23
39
39
Sound stops.
F61 ” appears on the display
f
or about a second, and the unit
turns off.
• Check that
(
and
)
of speak
er cable is interfering each other.
• Check that speaker impedance is lower than tolerance of the unit.
• Straining of the speakers through excessive volume or power.
• This may occur if you use the unit in an extremely hot environment.
• Curtains or other objects may be blocking the exhaust hole.
Determine and correct the cause, then turn the unit on.
(The protection circuit is reset.)
(Consult y
our dealer if the problem persists.)
10
10,
22
F76 ” appears on the display
and the unit turns off
.
• Turn the unit off, disconnect the AC power supply cord, and consult your
dealer.
F70 ” appears on the display.
Turn the unit off, disconnect the AC power supply cord, and consult your
dealer.
Displa
y is dim. • Cancel “DIMMER”. 37
Clic
king sound is heard during
play.
• Depending on the input signal when playing DVD etc., the BI-AMP
function changes automatically. A clicking sound is heard when it changes.
This does not mean a problem with the unit.
MEASURING ERROR ” appears
on the displa
y.
• A speaker is too far. Check speaker locations.
• An error occurred from a cause that cannot be identified. Perform the auto
speaker setup again.
24, 25
When speaker distances are set
(
pa
ge 37), “” appears on the
displa
y with the speaker name
such as “L 3.0 – ”.
It appears when polarity of a speaker is automatically adjusted.
You can set speakers against automatic polarity adjustment.
38
When speaker distances are set
(
pa
ge 37), “OVER ” appears
on the display.
• It appears when the measured distance exceeds 15 meters (45 feet).
Check the speaker location.
Sound is not hear
d from the
center, surround or subwoofer
speakers.
• Ensure the speaker settings for your speakers are correct.
• Confirm Dolby Pro Logic
, NEO:6, or SFC settings, and select an
adequate mode.
• Press [SURROUND] on when you play 2-channel stereo sources.
24, 25, 37
28 to 30
13,
29
Sound is not heard from the
surround back speaker.
• Ensure the speaker settings for your speakers are correct.
• Press [SURROUND] on.
24, 25, 37
13, 29
Dolby Pro Logic
, NEO:6, and
SFC are unavailable.
• Check if the center speaker, surround speakers, and surround back
speakers are connected properly.
• Press [SPEAKERS A] on.
• Cancel ANALOG 8CH playback.
• You cannot use the effect when the input source contains dual audio
signals in Dolby Digital or DTS formats.
10, 11
26
27
There is no DTS audio output.
There is audio output,
but the
DTS decoder indicator is not lit.
Set the DTS Digital Audio Output setting on the Blu-ray Disc/DVD player
or DVD recorder to “Bitstream”.
The radio cannot be tuned in
or there is a lot of noise and
interf
erence.
Connect the appropriate antenna. (You may need an outdoor antenna or one with more elements.)
• Adjust the position of the FM or AM antenna.
• Reduce the treble.
• Turn off nearby televisions, video decks, DVD recorders, Blu-ray Disc/DVD
players, and satellite receivers.
• Separate the antenna from other cables, cords, and appliances.
23
23
34
SA-BX500-PP (RQT9223-Y)_En.indd 54 6/27/2008 4:06:49 PM