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Notes on the replacement of the lamp unit
The luminous source of the lamp is made of glass and may burst if you hit it against a hard surface or drop it. f
Please handle with care.
A Phillips screwdriver is required for replacement of the lamp unit. f
When replacing the lamp unit, be sure to hold it by the handle. f
When replacing the lamp because it has stopped illuminating, there is a possibility that the lamp may be broken. If replacing f
the lamp of a projector which has been installed on the ceiling, you should always assume that the lamp is broken, and you
should stand to the side of the lamp cover, not underneath it. Remove the lamp cover gently. Small pieces of glass may fall
out when the lamp cover is opened. If pieces of glass get into your eyes or mouth, seek medical advice immediately.
The lamp may be ruptured. Care should be taken not to scatter pieces of the broken lamp glass when replacing the lamp f
unit. Pieces of the broken lamp may fall from the lamp unit especially when the projector is mounted on the ceiling, so when
replacing the lamp unit do not stand directly underneath it or position your face close to it.
The lamp contains mercury. Consult your local municipality or your dealer about correct disposal of used lamp units. f
Attention
Panasonic takes no responsibility for any damage or malfunction of the product resulting from use of lamp units which are f
not manufactured by Panasonic. Use only specied lamp units.
Note
The model numbers of accessories and optional accessories are subject to change without prior notice. f
When to replace the lamp unit
The lamp unit is a consumable component. Since its brightness gradually decreases over time, it is necessary to replace the
lamp unit regularly. The estimated duration before replacement is 4 000 hours, but the lamp may go off before 4 000 hours has
elapsed depending on individual lamp characteristics, usage conditions, and the installation environment. It is recommended
that the Replacement lamp unit be prepared earlier.
If you continue to use the lamp unit after 4 000 hours has elapsed, the lamp turns off automatically after approximately 10
minutes, as it will cause malfunction of the projector.
Lamp runtime
On-screen display
160 - ENGLISH
REPLACE LAMP
LAMP indicator
Over 3 800 hours
The message is displayed for 30 seconds. If you press any
button within the 30 seconds, the message disappears.
Lights in red (even in stand-by mode).
Over 4 000 hours
If the power is turned on without replacing the lamp, the
power automatically turns off after approximately ten min-
utes to prevent the malfunction of the projector.
Note
To predict when to replace the lamp, check the lamp runtime displayed in [RUNTIME] in [STATUS] ( f
Æ
page 74).
4 000 hours of use is a rough guideline, but is not a guarantee. The lamp runtime differs depending on the setting of "LAMP f
POWER" menu.
Replacing the Lamp unit
Attention
When the projector is mounted on a ceiling, do not work with your face close to the projector. f
Attach the lamp unit and the lamp cover securely. f
When you experience difculty in installing the lamp, remove it and try again. If you use force to install the lamp, the f
connector may be damaged.
Do not loosen other than designated screws. f
Lamp cover
Lamp cover
xing screw
Lamp unit xing
screws
Handles
118 -
ENGLISH
Chapter 5 Maintenance - Replacement