1807. Maintenance Replacing the Lamp and the FiltersWhen the lamp reaches the end of its life, the LAMP indicator in the cabinet will blink red and the message “THE LAMPHAS REACHED THE END OF ITS USABLE LIFE. PLEASE REPLACE THE LAMP 1 (OR 2). USE THE SPECIFIEDLAMP FOR SAFETY AND PERFORMANCE.” will appear (*). Even though the lamp may still be working, replace thelamp to maintain the optimal projector performance. After replacing the lamp, be sure to clear the lamp hour meter.(→ page 135)CAUTION• DO NOT TOUCH THE LAMP immediately after it has been used. It will be extremely hot. Turn the projectoroff and then disconnect the power cord. Allow at least one hour for the lamp to cool before handling.• Use the specified lamp for safety and performance.• DO NOT REMOVE ANY SCREWS except two (2) lamp cover screw and three (3) lamp housing screws. You couldreceive an electric shock.• Do not break the glass on the lamp housing.Keep finger prints off the glass surface on the lamp housing. Leaving finger prints on the glass surface might causean unwanted shadow and poor picture quality.• The projector will turn off and go into standby mode when you continue to use the projector for another 100 hoursafter the lamp has reached the end of its life. If this happens, be sure to replace the lamp. If you continue to usethe lamp after the lamp reaches the end of its life, the lamp bulb may shatter, and pieces of glass may be scatteredin the lamp case. Do not touch them as the pieces of glass may cause injury. If this happens, contact your NECdealer for lamp replacement.*NOTE: This message will be displayed under the following conditions:• for one minute after the projector has been powered on• when the (POWER) button on the projector cabinet or the POWER OFF button on the remote control is pressedTo turn off the message, press any button on the projector cabinet or the remote control.Optional lamp and tools needed for replacement:• Phillips screwdriver (plus-head)• Replacement lamp:NP22LPFlow of Replacing the Lamp and the FiltersThe following procedure is an example for replacing both lamps.Step 1. Replace the lampStep 2. Replace the filters (→ page 183)Step 3. Clear the lamp usage hours and the filter usage hours (→ page 135, 136)
