Mitsumi electronic WD3300U Projector User Manual


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EN-42
Replacing the lamp
This projector is equipped with a lamp to project images. This lamp is a consumable. It may burn out or its brightness
may decrease during use. In such cases, replace the lamp with a new one as soon as possible. Be sure to replace the
lamp with a new lamp separately sold that is exclusive to this projector. Contact your dealer for purchase of the lamp.
Spare lamp VLT-XD3200LP
Warning:
• Becarefulnottodropthelampxingscrewsintotheinsideoftheprojector.Don’tputametalpieceorammable
object into the projector. Using the projector with any foreign object present inside may result in electric shock or
fire. When you can’t remove the foreign object from the inside, contact your dealer for removal.
• Besuretoinstallthelampsecurely.Whenthelampisn’tinstalledproperly,itwon’tilluminate.Improperinstallation
may also result in fire.
• Don’tshaketheremovedlampordon’tliftitaboveyourface.Youmaybeinjuredinyoureyebyyingorfalling
glass fragments.
• Don’treplacethelampimmediatelyafterusebecausethelampcoverisveryhot.Youmaygetburned.Turnoffthe
power using the POWER button. After the lamp goes out, wait about 2 minutes until the intake and exhaust fans
for cooling the lamp stop rotating. Then turn off the main power switch, unplug the power cord, and wait at least 1
hour to allow the lamp to cool down enough to the touch.
• Do not touch the lamp directly. It may break and cause injury or burn.
Interval of lamp replacement
The recommended interval of lamp replacement is about 4000 hours
*1*2
of consecutive use. Such interval differs
depending on the operating environment and may be shorter than 4000 hours
*1*2
. Decrease in luminescence and/or
color brightness indicates that the lamp needs to be replaced. When the lamp operation time exceeds 3000 hours
*1
,
the indicator will blink alternately between green and red (while the lamp is lit; when the lamp is not lit, the indicator
will be lit red only) and the lamp replacement message will appear on the screen for 1 minute everytime the lamp
is turned on. When the lamp has been used for about 3800 hours
*1
, the replacement message (LAMP EXCHANGE)
will appear on the screen for 1 minute every 20 hours
*1
thereafter. When the lamp operation time exceeds 4000
hours
*1*2
, the projector automatically shuts off and can’t be used until the lamp is replaced and the lamp
operation time is reset.
*1: Duration when LAMP MODE of the INSTALLATION menu is set to LOW. When it is set to STANDARD, this duration will be
shorted.
*2: When LAMP MODE is set to STANDARD, this duration will be shorted to 2000 hours.
Caution:
• Don’tremovethelampforanypurposeotherthanreplacement.Unnecessaryremovalofthelampmayresultina
breakdown.
• Thisprojectorusesahigh-pressuremercurylampasthelightsource.Thehigh-pressuremercurylampmay
explode or fail to illuminate permanently because of an impact, scratch, or deterioration through use. The period
of time until explosion or permanent failure to illuminate varies considerably from lamp to lamp, depending on
operation conditions. Therefore, the lamp may explode soon after the start of use.
• Thepossibilityofexplosionofthelampincreasesifyouuseitbeyonditsreplacementperiod.Whentheinstruction
of lamp replacement appears, replace it with a new one immediately even if the lamp is still lighting normally.
• Whenthehigh-pressuremercurylampexplodes,glassfragmentswillscatterinsideoroutsidethelampboxand
the gas charged inside the lamp will diffuse inside or outside the projector. The gas inside the lamp contains
mercury. Be careful not to breathe it or avoid it from entering your eye or mouth. If you should breathe it or if it
should enter your eye or mouth, see a doctor immediately.
• Intheeventthatthehigh-pressuremercurylampexploded,glassfragmentsmayhavebeenscatteredinsidethe
projector. Ask your dealer to replace the lamp and to inspect the inside of the projector. When you clean or replace
the lamp by yourself, be sure to hold the handle of the lamp. You may get injured by glass fragments.
• Whenremovingthelampfromtheceiling-mountedprojector,usethelampreplacementtraypackedwiththe
projector or option lamp to prevent glass fragments from scattering.
• Besuretousethelampexclusivetothisprojector,VLT-XD3200LP.Useofotherlampsmaycauseafailureofthe
projector.
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