Sony VPL-PX21 operating instructions Ceiling Installation

	Installation Examples
Ceiling Installation
When installing the projector on the ceiling, use the	For ceiling installation, consult with qualified Sony
PSS-610 Projector Suspension Support.	personnel.

a:Distance between the screen and the center of the lens

b:Distance between the ceiling and the center of the lens

x: Distance between the ceiling and the center of the screen	PSS-610 Projector Suspension Support
	(not supplied)
a
	Ceiling
	b
Center of the screen

x

Distance from the front of

Center of the lensthe cabinet and the center of the lens

Standard lens:

10 mm (13/32 inches)

Wall

Unit: mm (inches)

Screen size (inches)		80	100	120	150	180	200	250	300
	Minimum	3060	3850	4630	5810	6990	7770	9740	11700
		(120 1/2)	(151 5/8)	(182 3/8)	(228 7/8)	(275 1/4)	(306)	(383 5/8)	(460 3/4)
a
	Maximum	3740	4700	5660	7100	8540	9500	11900	14300
		(147 3/8)	(185 1/8)	(222 7/8)	(279 5/8)	(336 3/8)	(374 1/8)	(468 5/8)	(563 1/8)
x		b+610	b+762	b+914	b+1143	b+1372	b+1524	b+1905	b+2286
		(24)	(30)	(36)	(45)	(54)	(60)	(75 1/8)	(90 1/8)
b		231/256/281/331/356/381 mm (9 1/8/10 1/8/11 1/8/13 1/8/14 1/8/15 inches) adjustable when using PSS-610

To calculate the installation measurement (unit: mm)

SS: screen size diagonal (inches)

a (minimum) = {(SS ⋅ 50.18/1.3102) – 75.10104} ⋅ 1.025

a (maximum) = {(SS ⋅ 64.518746/1.3102) – 107.8977} ⋅ 0.975 x = b + (SS/1.3102 ⋅ 9.984)

Installation

29 (GB)