Replacing the Lamp
1Switch the projector OFF, remove the power cord from the power outlet, and wait at least 45 minutes for the unit to cool.
2Prepare a new lamp.
3Check that the projector has cooled sufficiently, and gently turn it upside down.
4Loosen the screw as shown in the diagram, and remove the lamp cover.
5Loosen the two screws, and gently remove the lamp while holding the grips. Touching the inside of the lamp case may result in uneven coloring.
6Install the new lamp and tighten the two screws firmly. Also steadily push the opposite side of the screwed lamp into the unit.
7Replace the lamp cover in position and tighten the screw firmly.
8Gently turn the projector
CAUTION
•Ensure that screws are tightened properly. Screws not tightened fully may result in injury or accidents.
•Do not use the projector with the lamp cover removed.
Resetting the Lamp Timer
Reset the lamp timer after replacing the lamp. When the lamp has been replaced after the LAMP indicator is red, or the CHANGE THE LAMP message is displayed, complete the following opera- tion within ten minutes of switching power ON. The power will be turned off automatically if over 10 minutes.
1Switch power ON, and press the RESET button, for approximately three seconds. The ‘LAMP xxxx hr’ message will appear on the lamp timer on the bottom of the screen.
2Press the MENU button on the remote control transmitter, or the RESET button on the control
panel, while the lamp timer is displayed. The ‘LAMP xxxx □ → 0 ■ CANCEL’ message will then appear.
3Press the 
and select 0, and wait until the timer display is cleared.
NOTE: • Do not reset the lamp timer without replacing the lamp. Reset the lamp timer always when replacing the lamp. The message functions will not operate properly if the lamp timer is not reset correctly.
18 ViewSonic PJ750
