HP WT431AA#ABA User Guide - Page 18

Troubleshooting, the projector cooler.

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The TEMP light is on. The projector is overheated. (The projector automatically shuts down.) Be sure that nothing is near or blocking the vents of the projector, and that the vents are free of dust or other objects. After the projector cools completely, turn on the projector again. The STATUS light is blinking. One of the projector's fans may have failed. (The projector automatically shuts down.) Be sure to let the projector cool completely. Check the fan mode in the Setup menu. Change the fan mode to normal or high. The high setting turns the fan at a faster speed, which helps to keep the projector cooler. The on-screen display does not appear The MENU button may be locked. on the screen. Press and hold the MENU button for 15 seconds to unlock the button and enable the on-screen display. 14 Chapter 2 Troubleshooting

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The TEMP light is on.
The projector is overheated. (The
projector automatically shuts down.)
Be sure that nothing is near or blocking
the vents of the projector, and that the
vents are free of dust or other objects.
After the projector cools completely, turn
on the projector again.
The STATUS light is blinking.
One of the projector's fans may have
failed. (The projector automatically shuts
down.)
Be sure to let the projector cool
completely. Check the fan mode in the
Setup menu. Change the fan mode to
normal or high. The high setting turns the
fan at a faster speed, which helps to keep
the projector cooler.
The on-screen display does not appear
on the screen.
The MENU button may be locked.
Press and hold the
MENU
button for 15
seconds to unlock the button and enable
the on-screen display.
14
Chapter 2
Troubleshooting