HP invent mp31300W, User Manual

Page: 66 / 84

66 User’s Guide
Fixing Problems
If the lamp shuts off during a presentation:
❏
A minor power surge might cause the lamp to shut off. Wait a few
minutes, then power on the projector.
❏
The lamp module might have burned out. Replace the lamp
module.
If the lamp burns out or makes a popping sound:
❏
When the lamp reaches its end of life, it might burn out and make
a popping sound. If this happens, 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.
Remote control problems
If the remote control does not operate:
❏
If the indicator light on the front of the remote control blinks
when you press buttons, the remote control is working properly.
If the light does not blink, install two new AAA batteries in the
remote control.
❏
Be sure nothing is blocking the remote control receiver on the
side of the projector. Move to within 9 m (30 ft) of the projector.
If you are facing more toward the front or back of the projector,
you might have to move as close as 2 m (6 ft).
❏
Open the on-screen menu and select Help > Diagnostics. Run
remote control test.
If only the mouse and page-up and page-down buttons do not work:
❏
Be sure you have a USB connection between the projector and the
computer.
❏
Open the on-screen menu and select Help > Diagnostics. Run
remote control test and USB test.