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Chapter 5 Maintenance — Maintenance/replacement
148 - ENGLISH
ii) Hold the lamp unit cover securely and slide it in the direction of the arrow, and then remove it by pulling it out backwards.
f Since the fan and other components are attached to the lamp unit cover, handle the removed lamp unit cover with care.
3) Pull out the lamp case.
i) Use a Phillips screwdriver to turn the lamp case fixing screws (x2 each) on the side where the lamp unit to be replaced has been
attached counterclockwise until they turn freely. (Fig. 2)
f Do not remove the black screws other than the lamp case xing screws.
f If you loosen the lamp case xing screws with the projector installed upward in the vertical direction, the lamp case may drop off on its
weight. Take extra care by holding the lamp case handle when loosening the lamp case xing screws.
ii) Hold the handle of the lamp case on the side where the lamp unit to be replaced has been attached and pull out the lamp case
backwards. (Fig. 3)
f When pulling out the lamp case, make sure that the projector is stable, and perform the replacement in a safe place even if you drop it
accidentally.
4) Remove the lamp unit. (Fig. 4)
i) Use a Phillips screwdriver to turn the lamp unit fixing screws (x2) counterclockwise until they turn freely, and then remove the lamp unit
from the lamp case.
f Hold the lamp unit handles and remove the lamp unit.
f Do not remove screws other than the lamp unit xing screws.
Attaching the lamp unit
(a)
(b)
i)
ii)
Lamp case RLamp case L
Lamp case fixing screw
Lamp case handle
Groove for the guide to attach the lamp case
Fan power connector
Guide to attach the lamp case
Fig. 1 Fig. 2
1) Attach the lamp unit.
f Slowly insert a new lamp unit into the lamp case. Attach the lamp unit so that the guide pins t into the guide holes of the lamp unit.
f If you are having difculty attaching the lamp unit, remove it rst and then push it in again slowly. Pushing it in quickly or forcibly may
break the connector.
2) Use a Phillips screwdriver to firmly tighten the lamp unit fixing screws (x2 each).
f Make sure to attach the lamp unit securely.
3) Attach the lamp case. (Fig. 1)
f Slowly insert the lamp case into the projector along the grooves for the guide to attach the lamp case, then rmly tighten the lamp case
xing screws (x2).
f If you secure the lamp case with the projector installed upward in the vertical direction, the lamp case may drop off on its weight. Take
extra care by holding the lamp case handle when tightening the lamp case xing screws.
f If you are having difculty attaching the lamp case, remove it rst and then push it in again slowly. Pushing it in quickly or forcibly may
break the connector.
f Make sure to attach the lamp case securely.
4) Attach the lamp unit cover. (Fig. 2)
i) Align the mark (a) with the mark (b) (E and A) and attach the lamp unit cover as shown by the arrow.