Chapter 5 Maintenance — Maintenance/replacement
ENGLISH - 183
Note
f Make sure that the air lter unit is properly attached before using the projector. If it is not properly attached, the projector will suck in dirt and
dust causing a malfunction.
f If you use the projector without attaching the air lter unit, the lter indicator <FILTER> blinks in red and the message appears on the
projected image for approximately 30 seconds.
f Replace the air lter unit with the new optional Replacement lter unit (Model No.: ET-EMF510) if it is damaged or if the dirt does not come
off even after washing.
f Air lter replacement is recommended after cleaning the unit two times.
f The dust-proof properties may be reduced after each cleaning.
Replacing the unit
Lamp unit
The lamp unit is a consumable component. Refer to “When to replace the lamp unit” (x page 184) for details
about the replacement cycle.
When purchasing the optional Replacement lamp unit (Model No.: ET-LAD520 (1 pc), ET-LAD520F (4 pcs)) and
the optional Replacement lamp unit (for portrait mode) (Model No.: ET-LAD520P (1 pc), ET-LAD520PF (4 pcs)),
consult your dealer.
It is recommended that you request a qualied technician to replace the lamp unit. Consult your dealer.
WARNING
Replace the lamp unit after the lamp has cooled (after waiting at least one hour).
The high temperature inside the cover will cause burns.
Checking the lamp unit to be replaced
1) Check the status of the lamp indicators <LAMP1>/<LAMP2>/<LAMP3>/<LAMP4> of the projector.
f The lamp unit corresponding to the lamp indicator that is lit in red is required to be replaced.
Notes on the replacement of the lamp unit
f A Phillips screwdriver is necessary when replacing the lamp unit.
f Since the luminous lamp is made of glass, it may burst if dropped or hit with a hard object. Handle with care.
f Do not disassemble or modify the lamp unit.
f When replacing the lamp unit, be sure to hold it by the handle because its surface is pointed and its shape is
protruded.
f The lamp may rapture. Replace the lamp unit carefully so that the glass fragments of the lamp do not scatter.
While attaching the projector to the ceiling, do not work right under the lamp unit or do not conduct work while
your face is near the lamp unit.
f The lamp contains mercury. When disposing of used lamp units, contact your local authorities or dealer for
correct methods of disposal.
Attention
f Panasonic takes no responsibility for any damage or malfunction of the product resulting from use of lamp units which are not manufactured
by Panasonic. Use only specied lamp units.
f For the portrait setting, be sure to use the Replacement lamp unit (for portrait mode).
f Do not use the Replacement lamp unit (for portrait mode) and normal lamp unit together.
f Use the Replacement lamp unit (for portrait mode) only when installing the projector in the portrait setting.
Note
f The model numbers of accessories and optional accessories are subject to change without prior notice.
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