Dell M115HD Guide de l'utilisateur télécharger pdf (Page 51)

Problem (continued)

Partial, scrolling, or

incorrectly displayed image

Possible Solution (continued)

Press the

Auto Adjust

button on the

remote control or the control panel.

If you are using a Dell portable computer,

set the resolution of the computer to

WXGA (1280 x 800):

Right-click the unused portion of your

Microsoft

Windows

desktop, click

Properties

, and then select

Settings

tab.

Verify that the setting is 1280 x 800

pixels for the external monitor port.

Press (Fn+F8).

If you experience difficulty in changing

resolutions, or if your monitor freezes,

restart all the equipment and the projector.

If you are not using a Dell portable

computer, see your documentation. If

images are not displayed properly, please

upgrade the video driver of your computer.

For a Dell computer, see dell.com/support.

The screen does not

display your presentation

If you are using a portable computer, press

(Fn+F8).

Image is unstable or

flickering

Adjust the tracking in the OSD Display

Settings of the Advanced Settings menu (in

PC Mode only).

Image has vertical

flickering bar

Adjust the frequency in the OSD Display

Settings of the Advanced Settings menu (in

PC Mode only).

Image color is incorrect Use Test Pattern in the Projector Settings

of the Advanced Settings menu. Ensure

that the colors of the test pattern are

correct.

Image is out of focus

Adjust the focus ring on the projector

lens.

Ensure that the projection screen is within

the required distance from the projector

(3.18 ft [97 cm] to 8.48 ft [258 cm]).

Troubleshooting Your Projector 51

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Dell M115HD Guide de l'utilisateur Page 51

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