NEC Display Solutions of America, Inc.NP901W Installation GuideCeiling Mounted and Desktop Rev 1.0www.necdisplay.com NP901W Page 1 of 6ContentsProduct Description, Lens Specs, Notes____________ Pg 1Formulas, Distance Charts; 16:10 on 16:10 screen Pg 216:10 on a16:9 screen Pg 34:3 on a 16:9 screen Pg 4Installation Diagrams Pg 5Cabinet Dimensions Pg 6Cabinet Dimensions cont Pg 7Ceiling Mount Dimensions and Input Panel Pg 8Control Codes Pg 9Product DescriptionType: 3 panel LCD projector, Brightness: 2000 ANSI Lumens0.56” p-Si TFT w/MLA Dimensions: 12.2”(W) x 4.9”(H) x 11.4”(D)Resolution: 1280 x 800 Weight: 8.16 lbsFan Noise: 35 dB / 29dB @ 1 meter BTU’s: 1055 BTU/hourPower Consumption: 310W (max)Lens SpecificationsThrow Ratio: 1.5 – 1.8:1 (for 100” diagonal) Focal Length: 17.74mm – 21.30mmOffset Angle: 8.4° - 10.0° (for 100” diagonal) F/#: 1.70 – 1.90Screen Sizes: 21” - 300” diagonal (4:3) Manual Focus/Manual ZoomNotes For screen sizes not indicated on the projection tables, use the formulas below.If the figures on the tables do not match the results of formulas, use the figures in the table.• All calculations are based on 4:3 aspect ratio.• Distances are in inches, for millimeters multiply by 25.4.• Distances may vary ±5%.