Nikon DLP 837 Series - Manual (Page 70)

70 Appendices
Lamp-Cartridge Replacement
Removing the Old Lamp Cartridge
Turn off TV power and unplug the TV. Allow the 1.
lamp to cool for at least one hour before proceed-
ing.
After the lamp has cooled, remove the cover of the 2.
lamp compartment, located on the back of the TV.
Refer to figures 1 and 2. Use a #2 (medium) Phillips
screwdriver to loosen the screw securing the cover.
Keep the screw and cover for re-installation
Wi 3. th a medium Phillips screwdriver, loosen the two
screws securing the lamp cartridge until they dis-
engage from the mating threads. These are captive
screws and cannot be separated from the lamp
cartridge.
Fully open the bag supplied with the replacement 4.
lamp and set the opened bag aside.
Gently grasp the handle of the lamp cartridge and 5.
pull the old cartridge straight out. See figure 3.
CAUTION: Do not tilt or rotate the cartridge, as
small glass fragments may fall out.
Without tilting or putting down the lamp cartridge, 6.
insert it into the opened bag. Close the bag while
being careful not to let any glass particles fall out.
Installing the New Lamp Cartridge
Do not touch the glass parts of the new lamp car- 1.
tridge. Insert the new cartridge into the TV in the
same orientation as the old cartridge. Push on the
cartridge housing until it is fully seated.
Gently tighten the screws with the screwdriver. 2.
AVOID OVERTIGHTENING!
Replace the plastic cover and retaining screws. 3.
WASH YOUR HANDS THOROUGHLY, AS THIS 4.
LAMP CONTAINS MERCURY.
Disposal of the Old Lamp Cartridge
Lamp under warranty: All lamps replaced under war-
ranty must be returned to Mitsubishi. Use the return
shipping label provided and send to Mitsubishi Digital
Electronics, America, 625 Braselton Parkway, Suite 200,
Braselton, GA 30517.
IMPORTANT: Lamps found to be without defect will
be returned and charged back to the sender.
Lamp no longer under warranty: Contact your
local authorities or the Electronic Industries Alliance at
www.eiae.org for lamp-disposal or recycling instructions.
Do not dispose of the old lamp with common trash.
Figure 3
Use only replacement lamp part number
915B403001 .
Figure 4
Keep lamp
cartridge horizontal
and remove dust
from the mesh filter
using a vacuum
cleaner or soft dry
brush.
Figure 2
Figure 1
Lamp-Cartridge Filter Cleaning
If the TV shuts off after displaying the message “TV
will shut down in a few seconds. Please check if the
air flow is blocked” and/or the STATUS LED is yellow, the
air filter may need cleaning. The air filter is part of the
lamp cartridge. Use the following procedure to clean
the filter.
Remove the lamp cartridge from the TV as 1.
described under “Removing the Old Lamp Car-
tridge.” Do not tilt or rotate the cartridge. Do not
touch the glass parts of the lamp cartridge.
Holding the lamp cartridge horizontal (do not tilt or 2.
rotate), use a soft dry brush or vacuum cleaner to
remove any dust that may be present on the mesh
filter. Do not use liquids. See figure 4.
Reinstall the lamp cartridge as described under 3.
“Installing the New Lamp Cartridge.”
Appendix D: TV Care, continued