ONKYO PR-SC886 Manual Do Utilizador

127

If you have any trouble using the AV controller, look for 
a solution in this section. If you can’t resolve the issue 
yourself, contact your Onkyo dealer.

Can’t turn on the AV controller
• Make sure that the power cord is properly plugged into 

the wall outlet.

• Unplug the power cord from the wall outlet, wait 5 

seconds or more, then plug it in again.

There’s no sound or it’s very quiet
• Make sure that your multichannel power amplifier is 

turned on and set up correctly and connected to the AV 
controller properly (page 21).

• Make sure that the digital input source is selected 

• Make sure that the correct audio input is selected 

• Make sure that all audio connecting plugs are pushed 

in all the way (page 28).

• Check the volume. It can be set to 

−

∞ 

dB, 

−

81.5 dB 

through +18.0 dB (page 64). The AV controller is 
designed for home theater enjoyment. It has a wide 
volume range, allowing precise adjustment.

• If the MUTING indicator is flashing on the display, 

press the remote controller’s [MUTING] button to 
unmute the AV controller (page 65).

• While a pair of headphones is connected to the 

PHONES jack, no sound is output by the speakers 
(page 66). 

• Check the digital audio output setting on the con-

nected device. On some game consoles, such as those 
that support DVD, the default setting is off.

• With some DVD-Video discs, you need to select an 

audio output format from a menu.

• If your turntable uses an MC cartridge, you must use 

an MC head amp or MC transformer (page 41).

• Check the speaker settings (pages 89–95).

• The input signal format is set to PCM or DTS. Set it to 

“Auto” (page 114).

• If there’s no sound from a DVD player connected to an 

HDMI IN, check the DVD player’s output settings, 
and be sure to select a supported audio format.

• Make sure that none of the connecting cables are bent, 

twisted, or damaged.

Only the front speakers produce sound
• When the Stereo listening mode is selected, only the 

front speakers and subwoofer produce sound.

• In the Mono listening mode, only the front speakers 

output sound if the “Output Speaker” setting is set to 
“L/R” (page 99).

• Check the Speaker Configuration (page 89).

Only the center speaker produces sound
• If you use the Dolby Pro Logic IIx Movie, Dolby Pro 

Logic IIx Music, or Dolby Pro Logic IIx Game listen-
ing mode with a mono source, such as an AM radio 
station or mono TV program, the sound is concen-
trated in the center speaker.

• In the Mono listening mode, only the front speakers 

output sound if the “Output Speaker” setting is set to 
“C” (page 99).

• Check the Speaker Configuration (page 89).

The surround speakers produce no sound
• When the Stereo or Mono listening mode is selected, 

the surround speakers produce no sound.

• Depending on the source and the current listening 

mode, not much sound may be produced by the sur-
round speakers. Try another listening mode (page 75).

• Make sure the speakers are configured correctly 

(page 89).

The center speaker produces no sound
• When the Stereo listening mode is selected, the center 

speaker produces no sound.

• In the Mono listening mode, only the front speakers 

output sound if the “Output Speaker” setting is set to 
“L/R” (page 99).

• Make sure the speakers are configured correctly 

(page 89).

The surround back speakers produce no sound
• The surround back speakers are not used with all lis-

tening modes. Select another listening mode (page 75). 

• Not much sound may be produced by the surround 

back speakers with some sources.

• Make sure the speakers are configured correctly (page 89). 

The subwoofer produces no sound
• When you play source material that contains no infor-

mation in the LFE channel, the subwoofer produces 
no sound.

• Make sure the speakers are configured correctly (page 89). 

If you can’t resolve the issue yourself, try resetting 
the AV controller before contacting your Onkyo 
dealer.

Note that resetting the AV controller will delete your 
radio presets and custom settings.