Panasonic PT-DW740E Operating Instructions Manual page 115

1)
Follow the procedures described in "Switching
off the projector" (x page 43) 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.
Use a Phillips screwdriver to loosen the lamp unit cover fixing
i)
screw (one screw) until it turns freely, and then open the lamp
unit cover in the direction of the arrow.
Hold the lamp unit cover securely and slide it towards the
ii)
control button side, and then pull it from the rear of the set to
remove.
Lamp unit cover
Lamp unit cover
fixing screw
(ii)
3)
Use a Philips screwdriver to remove the lamp
unit fixing screws (three screws each), and
then holding the handles, pull out the lamp
unit from the projector.
Note
f When you place the new lamp unit, the projector resets the total usage time of the lamp unit automatically.
Chapter 5 Maintenance — Maintenance/replacement
(i)
4)
Carefully push the new lamp unit into the
projector.
5)
Use a Phillips screwdriver to firmly tighten the
lamp unit fixing screws (three screws each).
6)
Attach the lamp unit cover.
Attach the lamp unit cover while aligning the (a) and (b) marks
i)
(E and A).
Slide the lamp unit cover in the direction of the arrow to insert
ii)
the front end and then firmly tighten the lamp unit cover fixing
screws.
f Attach so that the connector of the lamp unit cover is firmly
inserted into the fan power supply connector.
(a)
(i)
(b)
Lamp unit cover
fixing screw
Lamp unit cover
Fan power supply connector
(ii)
ENGLISH - 115