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Maintenance/replacement
ENGLISH - 107
Maintenance
■
Replacing the lamp unit
Attention
z
When the projector is mounted on the ceiling, do not perform tasks while your face is near the lamp unit.
z
Make sure to attach the lamp unit and lamp unit cover properly.
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If the lamp unit is not installed properly, remove it and then attach it again. Pushing it in forcibly may break the
connector.
1) Follow the procedures described in
“Switching off the projector” (
page 38)
to set the <MAIN POWER> switch to
<OFF>, disconnect the power plug
from the power outlet, and wait at least
one hour, and then check if the lamp
unit has cooled down.
2) Remove the lamp unit cover.
(i) Use a Phillips screwdriver to loosen the
lamp unit cover xing screw (one screw)
until it turns freely, and then open the lamp
unit cover in the direction of the arrow.
(ii) Hold the lamp unit cover securely and slide
it towards the control button side, and then
pull it from the rear of the set to remove.
(i)
(ii)
Lamp unit cover
Lamp unit cover
fixing screw
3) Use a Phillips screw driver to remove
the lamp unit xing screws (three
screws each), and then holding
thehandles, pull out the lamp unit from
the projector.
Handles
Lamp unit 1
Lamp unit 2
Lamp unit fixing screw
4) Carefully push the new lamp unit into
the projector.
5) Use a Phillips screw driver to tighten
the lamp unit xing screws (three
screws each).
6) Attach the lamp unit cover.
(i) Align the lamp unit cover with the (a) and (b)
marks ( and ) to attach.
(ii) Slide the lamp unit cover in the direction of
the arrow to insert the front end and then
rmly tighten the lamp unit cover xing
screws.
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Attach so that the connector of the lamp unit
cover is rmly inserted into the fan power
connector.
(i)
(ii)
(a)
(b)
Fan power supply connector
Lamp unit cover
fixing screw
Lamp unit cover
Note
z
When you place the new lamp unit, the projector
resets the total usage time of the lamp unit
automatically.