NEC PX750U - Page 68

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Important Information
Example 2 – If there is a wall behind the projector.
(1) For floor installation:
70 cm/27.6" or greater
Lens
NOTE:
The drawing shows the proper clearance required for the back, sides and top of the projector.
(2) For ceiling mounting:
Ceiling mount unit
30 cm/12" or
greater
70 cm/27.6"
or greater
Lens
NOTE:
1. The drawing shows the proper clearance required for the front, sides, back and bottom of the projector.
2. If suspending the projector 30 cm/12 inches away from the ceiling, allow ample clearance for all four sides and the under the
projector.
About High Altitude mode
• Set[FAN MODE]to[HIGHALTITUDE]whenusingtheprojectorataltitudesapproximately5500feet/1600meters
orhigher.
 Usingtheprojectorataltitudesapproximately5500feet/1600metersorhigherwithoutsettingto[HIGHALTITUDE]
cancausetheprojectortooverheatandtheprotectorcouldshutdown.Ifthishappens,waitacoupleminutesand
turnontheprojector.
• Usingtheprojectorataltitudeslessthanapproximately5500feet/1600metersandsettingto[HIGHALTITUDE]
cancausethelamptoovercool,causingtheimagetoicker.Switch[FANMODE]to[AUTO].
• Usingtheprojectorataltitudesapproximately5500feet/1600metersorhighercanshortenthelifeofinternalparts
suchasthelamp.