HP 280 G1 Specifications download pdf (Page 85)

Sound does not come out of the speaker or headphones.

Cause Solution

Software volume control is turned down or muted. Double-click the Speaker icon on the taskbar, then make sure

that Mute is not selected and use the volume slider to adjust the

volume.

NOTE: In Windows 8.1, the taskbar is available at the bottom of

the Desktop screen.

Audio is hidden in Computer Setup. Enable the audio in Computer Setup: Security > Device Security >

System Audio.

The external speakers are not turned on. Turn on the external speakers.

The audio device may be connected to the wrong jack. Ensure that the device is connected to the correct jack on the

computer. The rear audio jack output is the green receptacle. The

speakers should be plugged into the line-out jack and the

headphones should be plugged into the headphone jack.

External speakers plugged into the wrong audio jack on a recently

installed sound card.

See the sound card documentation for proper speaker

connection. The rear audio jack output is the green receptacle.

Headphones or devices connected to the line-out connector mute

the internal speaker.

Turn on and use headphones or external speakers, if connected,

or disconnect headphones or external speakers.

Computer is in Sleep state. Press the power button to resume from Sleep state.

CAUTION: When attempting to resume from Sleep state, do not

hold down the power button for more than four seconds.

Otherwise, the computer will shut down and you will lose any

unsaved data.

Internal speaker is disabled in Computer Setup. Enable the internal speaker in Computer Setup. Select Advanced

> Device Options > Internal Speaker.

The application is set to use a different audio device than

speakers.

Some graphics cards support audio over the DisplayPort

connection (if applicable), so multiple audio devices may be listed

in Device Manager. Make sure the correct device is being used.

To access Device Manager in Windows 7, click Start, select

Control Panel, and then select Device Manager.

To access Device Manager in Windows 8.1, from the Start screen,

type c, select Control Panel from the list of applications, and then

select Device Manager.

Some applications can select which audio output device is used. Make sure the application has selected the correct audio device.

The operating system controls may be set to use a different audio

device as the default output device than what is expected.

Set the operating system to use the correct audio device.

Sound from headphones is not clear or muffled.

Cause Solution

Headphones are plugged into the rear audio output connector.

The rear audio output connector is for powered audio devices and

is not designed for headphone use.

Plug the headphones into the headphone connector on the front

of the computer.

Solving audio problems 77

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HP 280 G1 Specifications Page 85

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