26
RQT7
95
3
Refer
enc
e
Troubleshooting guide
Before requesting service, make the below checks.
If you can’t fix the unit as described or if something not listed here occurs, contact your dealer.
Common problems
Pages
No power.
•
Ensure the AC mains lead and system cable are connected.
9
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.
15
7-12
15
13
9
21
“F76” appears on the
display, and the unit turns
off.
“FAN LOCK” appears on
the display.
•
Determine and correct the cause, then turn 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 mains lead, and consult your dealer.
–
Sound
Pages
Sound is not heard from
the center, surround, or
subwoofer speakers.
•
The source may be stereo. Use Dolby Pro Logic
II
or SFC.
15
Cannot use Dolby Pro
Logic
II
or SFC.
•
You cannot use Dolby Pro Logic
II
or SFC when input is PCM with
sampling frequencies of 96 or 88.2 kHz.
15
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.
12
12
20
–
–
There is a lot of noise
when listening to AM.
•
Press and hold [H.BASS] 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.
20
The correct AM frequency
cannot be tuned in.
•
Change the frequency step.
18
Maintenance
To clean this unit, wipe with a soft, dry cloth.
•
Never use alcohol, paint thinner or benzine to clean this unit.
•
Before using chemically treated cloth, carefully read the instructions that came with the cloth.
If the surfaces are dirty
SC-HT17EB-EN.fm Page 26 Wednesday, March 9, 2005 10:57 AM
