Troubleshooting

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

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

To reset the AV receiver to its factory defaults, turn it on and, while holding down VCR/DVR, press ON/ STANDBY. “Clear” will appear on the display and the AV receiver will enter Standby mode.

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

Remote indicator

RECEIVER

AUDIO

To reset the remote controller to its factory defaults, while holding down RECEIVER, press and hold down AUDIO until the remote indicator lights (about 3 sec- onds). Within 30 seconds, press RECEIVER

again.

The on-screen setup menus appear only on a TV that is connected to the HDMI OUT. If your TV is con- nected to the MONITOR OUT V or the COMPO- NENT VIDEO OUT, use the AV receiver’s display when changing settings.

Power

■Can’t turn on the AV receiver

Make sure that the power cord is properly plugged — into the wall outlet.

Unplug the power cord from the wall outlet, wait five — seconds or more, then plug it in again.

■The STANDBY indicator flashes red

The protection circuitry has been activated.

—

Remove the power cord from the wall outlet immedi-

 

ately. Disconnect all speaker cables and input

 

sources, and then leave the AV receiver with its

 

power cord disconnected for 1 hour. After that,

 

reconnect the power cord and set the volume to max-

 

imum. If the AV receiver stays on, set then the vol-

 

ume to minimum, disconnect the power cord, and

 

reconnect your speakers and input sources. If the AV

 

receiver turns off when you set the volume to maxi-

 

mum, disconnect the power cord, and contact your

 

Onkyo dealer.

 

Audio

■There’s no sound, or it’s very quiet

Press SPEAKERS A or B to turn on the indicator

—

for the speakers that you want to output sound.

 

 

 

Make sure that the digital input source is selected

29

properly.

 

Make sure that all audio connecting plugs are pushed

13

in all the way.

 

 

 

Make sure that the inputs and outputs of all compo-

14-16

nents are connected properly.

 

Make sure that the polarity of the speaker cables is

11

correct, and that the bare wires are in contact with

 

the metal part of each speaker terminal.

 

 

 

Make sure that the input source is properly selected.

19

Make sure that the speaker cables are not shorting.

11

 

 

Check the volume. The AV receiver is designed for

—

home theater enjoyment. It has a wide volume range,

 

allowing precise adjustment.

 

If the MUTING indicator is flashing on the display,

20

press the remote controller’s MUTING to unmute

 

the AV receiver.

 

 

 

While a pair of headphones is connected to the

20

PHONES jack, no sound is output by the speakers.

 

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

—

an HDMI IN, check the DVD player’s output set-

 

tings, and be sure to select a supported audio format.

 

 

 

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

—

connect an MC head amp, or an MC transformer.

 

Make sure that none of the connecting cables are

—

bent, twisted, or damaged.

 

 

 

Not all listening modes use all speakers.

25

Specify the speaker distances and adjust the individ-

30

ual speaker levels.

 

 

 

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

36

to Auto.

 

 

 

En

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Onkyo SR308 instruction manual Troubleshooting, Can’t turn on the AV receiver, Standby indicator flashes red
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SR308 specifications

The Onkyo SR308 is a versatile and powerful 5.1-channel home theater receiver designed to elevate your audio experience. Engineered with a robust set of features, it plays a significant role in delivering high-quality sound reproduction and accommodating modern entertainment systems.

One of the main features of the Onkyo SR308 is its capability to output 100 watts per channel, ensuring dynamic and impactful sound for movies and music. This power output allows the receiver to drive speakers efficiently, delivering clear dialogues and rich music without distortion, even at higher volumes.

The SR308 supports multiple audio formats, including Dolby TrueHD and DTS-HD Master Audio, which brings a cinematic feel to home entertainment. The built-in decoding for these high-definition formats enhances the listening experience, making it possible to enjoy every nuance of the soundtracks in your favorite films.

Connectivity is another strong point of the Onkyo SR308. It offers four HDMI inputs, which allow for multiple high-definition devices to be connected simultaneously. This feature is particularly beneficial for users with a variety of devices such as Blu-ray players, gaming consoles, and streaming devices. The HDMI output supports 3D video pass-through and can handle 4K resolution, ensuring the receiver is future-proof for upcoming technologies.

In addition to HDMI connectivity, the SR308 includes traditional audio inputs such as optical and coaxial digital inputs, as well as analogue stereo inputs. This variety ensures compatibility with a wide range of audio sources, whether they be older devices or the latest offerings.

Onkyo’s proprietary technologies, such as Audyssey Dynamic EQ and Audyssey Dynamic Volume, are integrated into the SR308 to enhance social listening levels. Audyssey Dynamic EQ optimizes sound based on the volume level, maintaining clarity and detail without overwhelming distortion. Meanwhile, Audyssey Dynamic Volume intelligently adjusts audio levels during playback, preventing sudden loud spikes while preserving the overall dynamic range.

The receiver also has an intuitive on-screen setup guide, making it easier for users to configure their home theater setup without much hassle. This user-friendly design extends to the remote control, which provides quick access to a range of functions, including sound field processing and input selection.

With its blend of power, connectivity, and advanced audio technologies, the Onkyo SR308 represents an excellent choice for those looking to enhance their home theater audio experience, catering to both casual viewers and audiophiles alike.
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