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Portable Projector
NP04CM Ceiling Mount Unit
Installation and Adjustment Manual
Thank you for your purchase of the NEC Projector ceiling mount unit.
Please read this installation and adjustment manual carefully to ensure proper use.
Special skills are required for the installation of the Projector.
This work should never be performed by the customer.
To the Dealer and the Installer
For the safety of the customer, we ask that the installation work be started
after careful attention is paid to the strength of the mounting location to be
sure it will withstand the weight of the Projector and mounting hardware.
CONTENTS
Heed the Following ....................................................................................2
Preparation ..................................................................................................4
List of Packaged Parts ......................................................................................4
Required Tools...................................................................................................4
Names of the Parts ............................................................................................4
Dimensions(VT676/VT670/VT570/VT470/VT47) ...............................................4
Dimensions(LT380/LT280) ................................................................................4
Guide to Screen Size and Projector Mounting Position..........................5
Screen Size and Projection Distance (VT47)...................................................6
Screen Size and Projection Distance (LT380).................................................7
Screen Size and Projection Distance (LT280).................................................8
Screen Size Conversion Table .........................................................................9
Mounting the Projector.............................................................................10
Replacing the Lamp ..................................................................................13
Adjustment of the Projection Angle ........................................................14
Distortion Adjustment .....................................................................................14
Fine Adjustment...............................................................................................16
Specifications............................................................................................16
PRINTED WITH
SOY INK
Printed on recycled paper.
T M
Printed in Japan
NP04CM-0604K-02
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Summary of Contents for NEC NP04CM
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Page 1: Table Of Contents
NP04CM Ceiling Mount Unit Installation and Adjustment Manual Thank you for your purchase of the NEC Projector ceiling mount unit. Please read this installation and adjustment manual carefully to ensure proper use. Special skills are required for the installation of the Projector. -
Page 2: Heed The Following
Heed the Following This symbol alerts the user that important information concerning the operation and maintenance of this unit has been provided. The information should be read carefully to avoid problems. WARNING • When installing the projector, be sure to •... - Page 3 Do not install the projector in a wall or in a • NEC Display Solutions will not accept any tight place where ventilation is poor, place responsibility related to any accidents or a cover it, etc.
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Page 4: Preparation
Preparation List of Packaged Parts • Fixed ceiling part..1 • Projector mounting adapter..1 • Projector mounting screws (M4)..3 • Up-down angle adjustment screws (M5)..4 • Installation and adjustment manuat..1 Required Tools Phillips screwdriver Names of the Parts Left-right angle adjustment screws Inclination axis screws Fixed ceiling part ●... -
Page 5: Guide To Screen Size And Projector Mounting Position
Guide to Screen Size and Projector Mounting Position Screen Size and Projection Distance···VT676/VT670/VT570/VT470 Use this guide when considering the distance to the screen and the screen size. • The ceiling mount unit can be adjusted up and down a maximum of +/-10˚, but if too much of an angle is taken the image will show some distortion. -
Page 6: Screen Size And Projection Distance (Vt47)
Guide to Screen Size and Projector Mounting Position Screen Size and Projection Distance···VT47 Use this guide when considering the distance to the screen and the screen size. • The ceiling mount unit can be adjusted up and down a maximum of +/-10˚, but if too much of an angle is taken the image will show some distortion. -
Page 7: Screen Size And Projection Distance (Lt380)
Guide to Screen Size and Projector Mounting Position Screen Size and Projection Distance···LT380 Use this guide when considering the distance to the screen and the screen size. • The ceiling mount unit can be adjusted up and down a maximum of +/-10˚, but if too much of an angle is taken the image will show some distortion. -
Page 8: Screen Size And Projection Distance (Lt280)
Guide to Screen Size and Projector Mounting Position Screen Size and Projection Distance···LT280 Use this guide when considering the distance to the screen and the screen size. • The ceiling mount unit can be adjusted up and down a maximum of +/-10˚, but if too much of an angle is taken the image will show some distortion. -
Page 9: Screen Size Conversion Table
Guide to Screen Size and Projector Mounting Position Screen Size Conversion Table Using the Table The dimensions of a 100 inch screen size according to the table will be approximately 2 m horizontally and approximately 1.5 m vertically. (Inches) 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5 6.0m... -
Page 10: Mounting The Projector
Mounting the Projector Attach the Fixed Ceiling Part to the Ceiling First, partially tighten the four screws, then tighten the screws firmly after positioning. Fixed ceiling part WARNING! Use M8 bolts for the fixed ceiling part. Use of types other than M8 could cause the projector to fall. - Page 11 Mounting the Projector Suspend the Projector from the Fixed Ceiling Part Slide the slotted part of the projector mounting adapter over the pin of the fixed ceiling part and push all the way to the back. The projector is temporarily suspended in this condition and attention must be paid so that the unit does not fall since it is not fixed in place.
- Page 12 Mounting the Projector Installation Examples ■When the Ceiling is Wood Construction: Mounting board (Strong enough to support the weight of the whole unit.) Nut and washer Beam Nut and washer Bolt (M8) ■When the Ceiling is Concrete Construction: Anchor nut (Purchase commercially-available M8-type anchor nuts that are strong enough to endure the weight of the whole unit.) Ceiling Nut and washer...
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Page 13: Replacing The Lamp
Replacing the Lamp CAUTION! To replace the lamp, first switch off the power and wait 60 seconds, then, after the cooling fan has stopped, switch off the main power switch and disconnect the power plug from the outlet. Now, wait about 60 minutes before replacing the lamp. Attempts to replace the lamp during operation or immediately after operation has stopped will cause burns because of the high temperature. -
Page 14: Adjustment Of The Projection Angle
Adjustment of the Projection Angle Before the Adjustment • Refer to the instruction manual of the projector, switch on the power and project an image. • Refer to the section "Orientation " of Setup and select the projection orientation. Select "Ceiling/Front" when projection is from the front side, and "Ceiling/Rear" when projection is from the rear side. - Page 15 Adjustment of the Projection Angle Adjust the Up-Down Angle Turn the projector up and down so that the left and right edges of the screen are parallel, then firmly tighten the four up-down angle adjustment screws. It is acceptable if the image extends beyond the screen. Left and right edges Maximum adjustment angle +/-10˚...
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Page 16: Fine Adjustment
(i.e., a total of 14 including the inclination axis screws). After the adjustments, check that the parts are fixed securely. Specifications Product Name : Projector Ceiling Mount Unit Model : NP04CM Adjustment angle : Up-down angle +/-10˚ Left-right angle +/-10˚ Inclination angle +/-10˚ Dimensions...