ViewSonic PG707W - Light Source Replacement Timing; Replacing the Light Source

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Light Source Replacement Timing
When the Light Source Indicator Light lights up, please install a new lamp or
consult your dealer.
CAUTION: An old lamp may cause a malfuncon in the projector and in some
instances the lamp may explode.
Replacing the Light Source
It is recommended to turn the power off and disconnect the projector from the
power outlet, and contact a qualified service personnel for lamp replacement.