Dell 4220 User Manual

Also see for 4320: User guide Specifications User guide

Contents

106 Troubleshooting Your ProjectorChanging the LampCAUTION: Before you begin any of the procedures in this section, follow theSafety Instructions as described on page 8.Replace the lamp when the message "Lamp is approaching the end of its usefullife in the operation. Replacement suggested! www.dell.com/lamps" appearson the screen. If this problem persists after replacing the lamp, contact Dell™. Formore information, see Contacting Dell™on page 115.CAUTION: Use an original lamp to ensure safe and optimal working conditionof your projector.CAUTION: The lamp becomes very hot when in use. Do not attempt to replacethe lamp until the projector has been allowed to cool down for at least 30 minutes.CAUTION: Do not touch the bulb or the lamp glass at any time. Projector lampsare very fragile and may shatter if touched. The shattered glass pieces aresharp and can cause injury.CAUTION: If the lamp shatters, remove all broken pieces from the projectorand dispose or recycle according to state, local, or federal law. For moreinformation see www.dell.com/hg.1 Turn off the projector and disconnect the power cord.2 Let the projector cool for at least 30 minutes.3 Loosen the two screws that secure thelamp cover, and remove the cover.4 Loosen the two screws that secure thelamp.5 Pull the lamp up by its metal handle.NOTE: Dell™ may require lampsreplaced under warranty to be returnedto Dell™. Otherwise, contact your localwaste disposal agency for the addressof the nearest deposit site.6 Replace with the new lamp.7 Tighten the two screws that secure thelamp.8 Replace the lamp cover and tighten thetwo screws.9 Reset the lamp usage time by selecting "Yes" for Lamp Reset in the OSD PowerSettings of the Advanced Setting menu (see Power Settings of the Advancedhttp://www.pureglare.com.au