ONKYO TX-SR502 Manual De Instruções

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56
 
Troubleshooting
 
Symptom
Possible cause
Remedy
Po
wer
The TX-SR502/TX-SR502E 
shuts down immediately 
after being turned on?
 
The amp protection system has been acti-
vated.
Contact your Onkyo dealer.
 
A
udio
There’s no sound coming 
from the speakers?
 
The TX-SR502/TX-SR502E is muted and 
the MUTING indicator is on.
Unmute the TX-SR502/TX-SR502E 
(page 39).
The TX-SR502/TX-SR502E is not con-
nected properly.
Make sure that all audio connecting plugs are 
pushed in all the way. And make sure that the 
inputs and outputs of all components are con-
nected properly (page 20).
If your turntable doesn’t have a built-in 
phono preamp, you must connect one 
between your turntable and the TX-SR502/
TX-SR502E.
If your turntable uses an MC cartridge, you 
must use a compatible phono preamp.
The speaker cables are not connected 
properly.
Make sure that the polarity of the speaker 
cables is correct and that the bare wires are in 
contact with metal part of each speaker ter-
minal (page 17).
The wrong input source is selected.
Select the correct input source (page 34).
A pair of headphones are connected.
Disconnect the headphones (page 39).
The input signal format is set to PCM or 
DTS.
Set the input signal format to Auto (page 47).
The volume is set at minimum.
Turn up the volume (page 34).
The speakers are configured incorrectly.
Specify which speakers are connected 
(page 32), the speaker distances (page 48) 
and adjust the individual speaker levels 
(page 49).
The source component is not outputting dig-
ital audio.
Check the digital audio output setting on the 
connected device. On some games consoles, 
such as those that support DVD, the default 
setting is off.
A compatible digital audio format is not 
selected on the source component.
With some DVD-Video discs, you need to 
select an audio output format from a menu.
 
The center speaker is not 
working or is very quiet?
 
The Stereo, Direct, Pure Audio, or Orchestra 
listening mode is selected.
The center speaker is not used with these 
modes (page 42).
The level of the center speaker is set at 
minimum.
Check the volume of the center speaker 
(page 49).
The Center setting is set to None in the 
Speaker Configuration.
Check the Center setting in the Speaker Con-
figuration (page 32).
 
Only the center speaker is 
working?
 
You’re listening to a mono sound source 
(e.g., TV or AM broadcast) and the PL II/PL 
IIx Movie or PL II/PL IIx Music listening 
mode is selected, so the sound is concen-
trated in the center speaker.
Select another listening mode (page 42).
 
The surround speakers are 
not working?
 
Selected listening mode doesn’t use surround 
speakers.
When the Stereo, Direct, or Pure Audio lis-
tening mode is selected, the surround speak-
ers produce no sound (page 42).
Surround speaker output depends on the 
source material, and some material may not 
use the surround speakers much.
The level of the surround speaker is set at 
minimum.
Check the volume of the surround speaker 
(page 49).
The Surround setting is set to None in the 
Speaker Configuration.
Check the Surround setting in the Speaker 
Configuration (page 32).
TX-SR502_En.book Page 56 Tuesday, February 17, 2004 12:14 PM