Chapter 5 Maintenance — Maintenance/replacement

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. ff 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)

ff Do not remove the black screws other than the lamp case fixing screws.

ff If you loosen the lamp case fixing 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 fixing 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)

ff 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.

ff Hold the lamp unit handles and remove the lamp unit.

ff Do not remove screws other than the lamp unit fixing screws.

Attaching the lamp unit

Groove for the guide to attach the lamp case

Fan power connector

(a)

Guide to attach the lamp case

 

Lamp case handle

(b)

i)

 

Lamp case L

Lamp case R

 

ii)

Lamp case fixing screw

Fig. 1

Fig. 2

1)Attach the lamp unit.

ff Slowly insert a new lamp unit into the lamp case. Attach the lamp unit so that the guide pins fit into the guide holes of the lamp unit.

ff If you are having difficulty attaching the lamp unit, remove it first 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).

ff Make sure to attach the lamp unit securely.

3)Attach the lamp case. (Fig. 1)

ff Slowly insert the lamp case into the projector along the grooves for the guide to attach the lamp case, then firmly tighten the lamp case fixing screws (x2).

ff 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 fixing screws.

ff If you are having difficulty attaching the lamp case, remove it first and then push it in again slowly. Pushing it in quickly or forcibly may break the connector.

ff 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.

148 - ENGLISH