HP ep7122 HP ep7100 Series Home Cinema Digital Projector - User's Guide - Page 61

Sound problems, If a computer display is projected with low resolution - projector manual

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Fixing problems If several picture settings seem completely wrong and you cannot fix them: ❏ Press menu, go to Picture > Color settings > Reset color settings, and press ok. ❏ Press menu, go to Setup > Reset all settings, and press ok. If a scrolling or cut-off image is displayed for a computer connection: ❏ Press menu, go to Picture > VGA settings > Auto sync, and press ok. ❏ Turn everything off. Then power on the projector first and power on the notebook or desktop computer second. ❏ If the previous steps do not correct the display image, adjust the resolution of the notebook or desktop computer to 1024×768 pixels. If the computer has multiple monitors, adjust the resolution of the monitor assigned to the projector. If the image is flickering or unstable for a computer connection: ❏ Press menu, go to Picture > VGA settings > Auto sync, and press ok. ❏ Press menu, go to Picture > VGA settings, and adjust Frequency or Tracking. If the image disappears from the computer screen: ❏ For a notebook computer, you might be able to turn on both the external VGA port and the built-in screen. See the computer manual. If text or lines from a computer display seem rough or uneven: ❏ Check the focus adjustment. ❏ Press menu, go to Picture > Shape settings > Reset keystone, and press ok. If a computer display is projected with low resolution: ❏ Press menu, go to Setup > DVI compatibility, and select VGA only. Note that this setting is not compatible with standard DVI devices. Sound problems If no sound is coming out of the projector: ❏ Be sure you have an audio cable securely connected between the projector and the source device. ❏ Press menu, go to Sound, and check that Mute is turned off and Volume is correct. User's Guide 61

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Fixing problems
User’s Guide
61
If several picture settings seem completely wrong and you cannot fix
them:
❏
Press
menu,
go to
Picture > Color settings > Reset color settings,
and
press
ok.
❏
Press
menu,
go to
Setup > Reset all settings,
and press
ok.
If a scrolling or cut-off image is displayed for a computer connection:
❏
Press
menu,
go to
Picture > VGA settings > Auto sync,
and press
ok.
❏
Turn everything off. Then power on the projector first and power on the
notebook or desktop computer second.
❏
If the previous steps do not correct the display image, adjust the
resolution of the notebook or desktop computer to 1024×768 pixels. If
the computer has multiple monitors, adjust the resolution of the monitor
assigned to the projector.
If the image is flickering or unstable for a computer connection:
❏
Press
menu,
go to
Picture > VGA settings > Auto sync,
and press
ok.
❏
Press
menu,
go to
Picture > VGA settings,
and adjust
Frequency
or
Tracking.
If the image disappears from the computer screen:
❏
For a notebook computer, you might be able to turn on both the external
VGA port and the built-in screen. See the computer manual.
If text or lines from a computer display seem rough or uneven:
❏
Check the focus adjustment.
❏
Press
menu,
go to
Picture > Shape settings > Reset keystone,
and press
ok.
If a computer display is projected with low resolution:
❏
Press
menu,
go to
Setup > DVI compatibility,
and select
VGA
only.
Note that this setting is not compatible with standard DVI devices.
Sound problems
If no sound is coming out of the projector:
❏
Be sure you have an audio cable securely connected between the
projector and the source device.
❏
Press
menu,
go to
Sound,
and check that
Mute
is turned off and
Volume
is correct.