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Over 3 800 hours
Over 4 000 hours
Note
f The time which is obtained by the formula for lamp replacement time "4 000 hours" is a rough guideline, but is not a guarantee. The lamp
runtime differs depending on the setting of "LAMP POWER" menu.
How to replace the lamp unit
Attention
f 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 Do not remove or loosen the screws other than specified ones when replacing the lamp unit.
f Make sure to attach the lamp unit and the lamp cover securely.
Lamp cover
Lamp cover fixing screw
Fig. 1
1)
Turn off the power of the projector and set the <MAIN POWER> switch to <OFF> and disconnect the
power plug from the power outlet.
f Wait at least one hour and check if the lamp unit has cooled down.
2)
Remove the lamp cover. (Fig. 1)
f Use a Phillips screwdriver to turn the lamp cover fixing screw (x1) counterclockwise until it turns freely, and
slide and pull up the lamp cover slowly in the direction of the arrow to remove it.
f Opening the lamp cover quickly may result in falling.
3)
Remove the lamp unit. (Fig. 2)
f Use a Phillips screwdriver to turn the lamp unit fixing screws (x3) counterclockwise until they turn freely, and
remove the lamp unit.
f Hold the handles of the lamp unit and remove it straight.
4)
Push in the new lamp unit while paying attention to the insertion position.
f If the lamp unit is not installed properly, remove it and then push it in slowly. Pushing it in quickly or forcibly
may break the connector.
5)
Use a Phillips screwdriver to firmly tighten the lamp unit fixing screws (x3).
f Make sure to attach the lamp unit securely.
6)
Attach the lamp cover.
i) Perform Step 2) in the reverse order to attach the lamp cover.
ii) Use a Phillips screwdriver to firmly tighten the lamp cover fixing screw (x1).
f Make sure to attach the lamp cover slowly and securely.
142 - ENGLISH
Chapter 6 Maintenance — Maintenance/replacement
On-screen display
REPLACE LAMP
The message is displayed for 30 seconds. Pressing
any button on the control panel or the remote control
within 30 seconds will clear the message.
The message remains displayed until you press any
button.
ii)
i)
The indicator lights in red even during the standby
mode.
Lamp unit fixing screws
Fig. 2
Handles
Lamp indicator
Lamp unit
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