Replacing The Lamp - ViewSonic PJ556D User Manual

Replacing the Lamp

Projector lamps have a finite life. Replace the lamp when:
The mage becomes darker and hues become weaker after a lamp has been for

a long perod of tme.
The projector lamp LED ndcator turns nto amber. Refer to secton ttled "LED

Indicator Messages" for further detals.
The lamp becomes high temperature after turning off the projector with the power

button. If you touch the lamp, you may scald your finger. When you replace the
lamp, wait for at least 45 minutes for the lamp to cool down.
Do not touch the lamp glass at any time. The lamp may explode due to

improper handling, including the touching of the lamp glass.
Lamp lifetime may differ from lamp to lamp and according to the environment

of use. There is no guarantee of the same lifetime for each lamp. Some lamps
may fail or terminate their lifetime in a shorter period of time than other similar
lamps.
A lamp may explode as a result of vibration, shock or degradation as a result

of hours of use as its lifetime draws to an end. Risk of explosion may differ
according to the environment or conditions in which the projector and lamp
are being used.
Wear protective gloves and eyeglasses when fixing or detaching the lamp.

Faster on-off-cycles will damage the lamp and reduce lamp life. Wait at least

for 5 minutes to turn off the projector after powering on.
Do not operate the lamp in proximity to paper, cloth, or other combustible

material nor cover it with such materials. Otherwise it could cause a fire.
Do not operate the lamp in an atmosphere containing an inflammable

substance, such as thinner. Otherwise it could cause a fire or explosion.
Thoroughly ventilate the area or the room when operating the lamp in an

oxygen atmosphere (in the air). If ozone is inhaled, it could cause headaches,
nausea, dizziness, etc.
The inorganic mercury is involved in the lamp. If the lamp bursts, the mercury

inside the lamp will go out of the projector. Leave the area immediately if
the lamp shatters while being operated and ventilate the area for at least 30
minutes in order to avoid the inhalation of mercury fumes. Otherwise it could
be harmful to user's health.
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