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ViewSonic PJ1172 36
Replacing The Lamp
If the indicators or a message prompts you to replace the lamp, replace the lamp as soon
as possible.
1 Turn off the projector, and unplug the power cord. Allow the lamp bulb to cool for at least
45 minutes.
2 Contact your dealer to prepare a new lamp. Tell the dealer your lamp type number. If the
projector is mounted on the ceiling, or if the lamp has broken, also ask the dealer to
replace the lamp.
In the case of replacement by yourself,
3 After making sure that the projector has
cooled adequately, slide the knob of a lamp
cover lock as shown in the Figure.
Then, one side of the lamp cover is raised.
Pull up the lamp cover and remove it, as
shown in the Figure.
4 Unscrew the 3 screws, and slowly pull out
the lamp by the handle. Becareful not to
touch the inside of the lamp case.
5 Insert the new lamp, and tighten the 3
screws firmly to lock it in place.
6 Interlock the 2 tabs of the lamp cover to the
projector, put the lamp cover on the
projector.
Then push the point of the lamp cover to
secure it, as shown in the figure. Make sure
that the lamp cover doesn’t come up.
7 Turn on the projector power, and reset the
lamp timer.
(1) While the projector running, press the
MENU button to open the menu.
(2) Choose the “OPTION” on the menu using the S/T button, then press the X button
or ENTER button.
(3) Choose the “LAMP TIME” using the S/T button, then press and hold the RESET
button for 3 seconds.
(4) Choose the “RESET” using the S button.
memo Incorrectly resetting of the lamp timer (resetting without replacement, or neglect of
resetting after replacement) will result in incorrect message functions.
Lamp cover knob Lamp cover
Screws
Tab s