62
User’s Guide
Fixing problems
❏
Press
menu,
go to
Sound > Internal speakers,
and be sure the speakers
are turned on.
❏
Press
menu,
go to
Help > Diagnostics,
and run the sound test.
❏
Be sure that the mute and volume settings are correct on the source
device, such as a VCR, camcorder, or computer.
If no sound is coming out of an external sound system:
❏
Be sure you have an audio cable securely connected between the source
device and the sound system.
Interruption problems
If the projector stops responding to all controls:
❏
If possible, turn off the projector, then unplug the power cord and wait at
least 15 seconds before reconnecting power.
If the lamp shuts off during a show:
❏
A minor power surge might cause the lamp to shut off. This is normal.
Wait a few minutes, then power on the projector.
❏
If a red warning light is on or blinking, see “Warning light problems” on
page 57.
If the lamp burns out or makes a popping sound:
❏
If the lamp burns out and makes a popping sound, the projector will not
turn back on until the lamp module has been replaced.
❏
If the lamp breaks, contact HP about repairs that might be required due to
glass fragments.
Remote control problems
If the remote control does not operate:
❏
Be sure nothing is blocking the remote control receiver on the front or
back of the projector. Move to within 9 m (30 ft) of the projector.
❏
Aim the remote control at the screen or at the front or back of the
projector.
❏
Press
menu,
go to
Help > Diagnostics,
and run the remote control test.
❏
Replace the batteries in the remote control.
Summary of Contents for ep7100
Page 1: ...HP ep7100 Series Home Cinema Digital Projector User s Guide ...
Page 6: ...6 User s Guide Contents ...
Page 42: ...42 User s Guide Adjusting the projector ...
Page 46: ...46 User s Guide Maintaining the projector ...
Page 56: ...56 User s Guide Installing permanently ...
Page 64: ...64 User s Guide Fixing problems ...
Page 70: ...70 User s Guide Support and warranty ...
Page 78: ...78 User s Guide Reference ...
Page 82: ...82 Index ...
Page 83: ......
Page 84: ... 2004 Hewlett Packard Development Company L P Printed in China www hp com 5990 3663 ...