Operating Instructions - Language - English

30
RQT7380
Reference
Troubleshooting guide
Before requesting service, make the below 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 page 31 if you reside in the U.S.A, or refer to the
“Product information” on page 29 if you reside in Canada.
Common problems Pages
No power.
• Ensure the AC power supply cord and system cable are connected. 8
No sound.
• Turn the volume up.
• Check connections to speakers and other equipment.
• Select the correct source.
• Change the D-INPUT setting to suit the type of connection you have made.
• Check that the digital signals can be decoded by this unit.
• Turn PCM FIX or DTS FIX off.
13
7-11
13
21
9
19
“F76” appears on the
display, and the unit turns
off.
“FAN LOCK” appears on
the display.
• Determine and correct the cause, then switch the unit on.
Causes include:
− Shorting (bare wires touching) of positive and negative speaker wires.
− Using the subwoofer in a hot environment without proper ventilation.
Consult your dealer if the problem occurs again after turning the unit on.
7
–
“F 70” appears on the
display.
• Turn the unit off, disconnect the AC power supply cord, and consult your
dealer.
–
Sound modes Pages
Sound is not heard from
the center, surround, or
subwoofer speakers.
• Turn 2CH MIX off.
• The source may be stereo. Change the sound mode.
13
13
Cannot use Dolby Pro
LogicII or SFC.
• You cannot use Dolby Pro LogicII or SFC when input is PCM with
sampling frequencies of 96 or 88.2 kHz.
13
Radio Pages
The radio cannot be tuned
in or there is a lot of noise
and interference.
• 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 and DVD players.
• Separate the antenna from other cables, leads, and appliances.
10
10
20
–
–
There is a lot of noise
when listening to AM.
• Press [MULTI CONTROL, ENTER] on the main unit so “DEFEAT” appears
(the DSP is defeated). This
• should reduce noise. The unit cannot play multiple channel sound while the
DSP is defeated, so repeat this to reengage the DSP.
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SC-HT07PP-EN.fm Page 30 Friday, May 7, 2004 3:41 PM