NEC NP04CM
Contents
1. Avoid places exposed to direct sunlight and the vicinity of ventilation holes of room air conditioning and heating Avoid rooms with a lot of dust humidity greasy smoke or tobacco smoke Dirt will adhere to optical parts such as lenses and mirrors and this will cause a deterioration of image quality Avoid places in which the screen is exposed to direct sunlight or illumination light When surrounding light directly hits the screen the image appears washed out and is difficult to view Preparation E List of Packaged Parts e Fixed ceiling part 1 e Projector mounting adapter 1 e Projector mounting screws M4 3 e Up down angle adjustment screws M5 4 e Installation and adjustment manuat 1 E Required Tools Phillips screwdriver E Names of the Parts Inclination axis screws Fixed ceiling part Left right angle adjustment screws Projector mounting D A adapter d I j Inclination adjustment screws Up down angle adjustment screws E Dimensions Unit mm Fixed Ceiling Part Bolt Hole Position Dimensions Fixed Ceiling Part and Lens Center Dimensions Diagram VT676 Center line of fixed VT670 ceiling part VT470 VT47 5 5 e2. g a 8 d dee e 2 i S a 2 S S 75 5 A Lens center LT380 Center line of fixed LT280 ceiling part 2 3 2 a o 2 Q e f no A Lens center Guide to Screen Size and Projector Mounting Position E Screen Size and Projection Distance VT676 VT670 VT570 VT470 Use this guide when considering the distance to the screen and the screen size e 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 Therefore it is recommended that an adjustment is made in conjunction with the screen projection angle e Recommended screen sizes for projectors are from 21 inches to 300 inches Screen sizes represent the diagonal dimension A Zoom adjustment range D 300 oO E o S 240 Wide angle Maximum oO N 200 no 180 i 3 150 hoto Maximum pn 8 120 eat 100 c 80 o 60 40 25 a 0 1 2 3 4 5 6 7 8 9 10 11 m Projection Distance The projection distance is a calculated value and as such D there is a tolerance of 5 150 3mm 1 o TT E st i i o oO Se a r e B f Sm 4 3 z B Sn 2 1 SI I E lt o __ 2 z j E gt lt m Wide angle Ries D 3 T Telephoto c e 4 S 2
3. 10 241 W x 212 D x 101 H mm when assembled not including protruding parts Approximately 2 0 kg Projector mounting screwS M4 sesser 3 Up down angle adjustment screws M5 000 4 Installation and adjustment manual 0 eee 1 Specifications and design are subject to change without notice 16
4. 8 m Projection Distance The projection distance is a calculated value and as such 1 there is a tolerance of 5 150 38mm 159m 1 N S r S call Screen Center Ps 5m 0 1 2 3 4 5 6 7 8 m 1 Distance from center of fixed ceiling part to end of main unit lens 2 Distance of lens center from ceiling mount surface of fixed ceiling part Projection Height from Lens Center N Using the Diagrams Referring to the diagram screen sizes that can be used at a projection distance of 2 4 m will range from 100 inches To project to a screen size of 200 inches the projection distance will range from 4 4 m according to the diagram See Page 9 for the vertical and horizontal dimensions of the screen size 6 Guide to Screen Size and Projector Mounting Position E Screen Size and Projection Distance LT380 Use this guide when considering the distance to the screen and the screen size e 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 Therefore it is recommended that an adjustment is made in conjunction with the screen projection angle e Recommended screen sizes for projectors are from 21 inches to 300 inches Screen sizes represent the diagonal dimension Zoom adjustment range _ ___ eae
5. it in a place and fasten it in a way with sufficient strength to support the combined weight 4 9 kg of the projector 2 9 kg and the ceiling mount unit 2 0 kg for an extended period of time as well as to withstand earthquakes Insufficient strength or fastening may result in the projector falling and causing injury e To ensure safety be sure to tighten the bolts and screws securely Also be sure to use the included units and other metal fittings Failure to do so may result in the projector falling and causing injury e When sliding the opening of the mounting adapter over the pin of the ceiling attachment unit check that the pin of the ceiling attachment unit is fully seated in the opening If not the projector may fall and cause injury e Do not modify any parts Doing so may result in the projector falling and causing injury e Do not use broken parts Doing so may result in the projector falling and causing injury If a part should be broken consult your dealer e Do not look into the lens when the projector is turned on Doing so could damage your eyesight e Make adjustments as described in this manual Incorrect adjustments may result in the projector falling and causing injury Heed the Following A CAUTION Installation Precautions e Do not obstruct the projector s ventilation holes Doing so will prevent the dissipation of heat and may result in fires In particular do not us
6. power and project an image e 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 e Provisionally determine the projection size with the manual zoom then perform the angle adjustment Adjustment of the projection angle should generally follow the steps described below 1 Distortion Adjustment 2 Fine Adjustment Adjust each of the left right up down and Adjust the lens shift function of Finely inclination angles so that the projected image adjust each of the left right up down and becomes rectangular inclination angles of the fittings so that the It is acceptable if the image extends beyond projected image coincides with the screen the screen at this time E Distortion Adjustment Adjust the Left Right Angle Turn the projector left and right so thatthe upperandloweredges of nnn the screen are parallel then firmly tighten the four left right angle adjustment screws It is acceptable if the image extends beyond the screen i Upper and lower edges i Left right angle adjustment screws There are also screws on the opposite side Adjustment of the Projection Angle Adjust the Up Down Angle Turn the projector up and down so that the left and right edges of
7. the distance to the screen and the screen size e 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 Therefore it is recommended that an adjustment is made in conjunction with the screen projection angle e Recommended screen sizes for projectors are from 21 inches to 300 inches Screen sizes represent the diagonal dimension Zoom adjustment range lt pa 300 n 2 9 240 Wide angle Maximum g 200 D 180 lt G 150 Telephoto Maximum o 120 100 T 80 5 60 40 k 3031 a 0 1 2 3 4 5 6 7 8 9 10 1m Projection Distance The projection distance is a calculated value and as such o 1 there is a tolerance of 5 158mm 0 i 8 E o 0 T D IT 3 ms ai i a Sim 2 N ooe Ra a Wide angle 3 I Telephoto c 2 4 T O o oO 5m E 0 1 2 3 4 5 6 11 m 1 Distance from center of fixed ceiling part to end of main unit lens 2 Distance of lens center from ceiling mount surface of fixed ceiling part 3 The angle is 10 8 to 10 5 using a telephoto setting for distances from lens center horizontal to screen center 4 The angle is 11 88 to 11 5 using a wide angle setting for distances from lens center horizontal to screen c
8. 300 wn oO e 2 240 Wide angle Max 200 O 180 L 5 150 Telephoto Maximum O 120 o 100 g 60 8 3040 amp 21 a 0 1 2 3 4 5 6 7 8 9 10 11m Projection Distance The projection distance is a calculated value and as such here is a tolerance of 5 2 158mm 1 5 3 G E z 1 a oO Yr 4 3 m S 10 e z Ve 4 T E l Sa O mN i 2 D Wide angl 3 lt Telephoto c le 4 O o 5m 0 1 2 38 4 5 6 7 8 9 10 m 1 Distance from center of fixed ceiling part to end of main unit lens 2 Distance of lens center from ceiling mount surface of fixed ceiling part 3 The angle is 10 8 to 10 5 using a telephoto setting for distances from lens center horizontal to screen center 4 The angle is 11 88 to 11 5 using a wide angle setting for distances from lens center horizontal to screen center Using the Diagrams Referring to the diagram screen sizes that can be used at a projection distance of 3 m will range to 100 inches To project to a screen size of 200 inches the projection distance will range from 6 m to 7 3 according to the diagram See Page 9 for the vertical and horizontal dimensions of the screen size 7 Guide to Screen Size and Projector Mounting Position E Screen Size and Projection Distance LT280 Use this guide when considering
9. 5m o 0 1 2 3 4 5 6 7 8 9 10 11 m a 1 Distance from center of fixed ceiling part to end of main unit lens 2 Distance of lens center from ceiling mount surface of fixed ceiling part 3 The angle is 10 8 to 10 5 using a telephoto setting for distances from lens center horizontal to screen center 4 The angle is 11 88 to 11 5 using a wide angle setting for distances from lens center horizontal to screen center Using the Diagrams Referring to the diagram screen sizes that can be used at a projection distance of 3 m will range from 82 inches to 100 inches To project to a screen size of 200 inches the projection distance will range from 6 m to 7 3 according to the diagram See Page 9 for the vertical and horizontal dimensions of the screen size 5 Guide to Screen Size and Projector Mounting Position E Screen Size and Projection Distance VT47 Use this guide when considering the distance to the screen and the screen size e 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 Therefore it is recommended that an adjustment is made in conjunction with the screen projection angle e Recommended screen sizes for projectors are from 25 inches to 300 inches Screen sizes represent the diagonal dimension 300 240 Diagonal Screen Size Inches 0 1 2 3 4 5 6 7
10. NEC Portable Projector NPO4CM 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 eeccccccccccccccccccccccccccce Heed the Following iicc ccccccensec cccctecctececestac ccccentace cccseece cevennanet eveunuwetececenees 2 Preparati soies EE reveunecedsveuntes 4 List of Packaged Parts sscccsesersseseesssneesesenessscneesnenesensenesssccesenenerenanseensncens 4 ROQUITER TOONS iicissccusctesuesesecavatacesascnaeseosesdesduasectecvencussendasesantescdteatscaesbeseepessasened 4 Names Of the Parts ccccicessocessstesssensnassonrsestassncaus coaaecnsvaunsseanavananenssuanssesdasisvanaces 4 Dimensions VT676 VT670 VT570 VT470 VT47 cecsesseeseseeseeeeeeeeneeneseseeenees 4 Dimensions LT380 LT280 scccecceeeeseeeeseeeeeeeeneeeeseaeeeneeeeaseeeenseeeseeeaeeaseeeeneees 4 Guide to Screen Size and Projector Mounting Position c sse008 5 Screen Size and Projection Distance
11. VT676 VT670 VT570 VT470 5 Screen Size and Projection Distance V147 s csssseeseenseeeeeesseeeeeeeeeenees 6 Screen Size and Projection Distance LT380 ccsesseeseeeeeteeneeeeeenene 7 Screen Size and Projection Distance LT280 ccsesseeeseeeeeesseeeeeeeeeenees 8 Screen Size Conversion Table csscssccssesseeesseesseeesseesseesnseeseeesseeeseeesseesees 9 Mounting the Projector c scccceseeeeeeeeeseeeeeeenseeeeeeensneeneeeenseceneeenaneeneeeens 10 Replacing the Lamp esrara 13 Adjustment of the Projection Angle cccceseeseeseseeenseseeenenseeneeeenees 14 Distortion Adjustment cece esseee essen eeeeeeeenseeeesseeeenseeesesseeseneeeeeaseensenseeeenees 14 Fine Adjustment ssssssseunssennennunennnnnnunnnnunnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnn nnmnnn 16 SPO CiPIC ALON anea E E eeeeseddcecensveceesneeese 16 NEC Display Solutions Ltd PRINTED WITH Printed in Japan SOY INK Printed on recycled paper NP04CM 0604K 02 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 A WARNING e When installing the projector be sure to do so as explained in this manual The projector may fall and cause injury if it is installed improperly e To prevent the projector from falling install
12. apter Next close the projector mounting adapter and tighten the two screws on its side Be careful not to catch your fingers Z WARNING when opening or closing the projector mounting adapter Please use the specified screws use of screws other than those specified may damage the projector 10 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 Slotted part of mounting adapter Pin of fixed ceiling part Temporarily Fasten the Projector Mounting Adapter Temporarily fasten by partially tightening the four supplied M5 screws Tighten firmly after completing the screen projection angle adjustment 11 Mounting the Projector Installation Examples MiWhen the Ceiling is Wood Construction Mounting board Strong enough to support the weight of the whole unit Nut and washer Beam Nut and washer MiWhen 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 was
13. e the projector in the following ways Do not install the projector in a wall or in a tight place where ventilation is poor place a cover it etc e Do not install the projector in front of the outlets of an air conditioner or heater or in a place where vibrations are strong Doing so may result in fires e Do not install the projector in humid or dusty places or exposed to smoke or steam such as near cooking equipment or humidifiers Doing so may result in fires e When installing the projector leave sufficient space between it and surrounding objects Failure to leave sufficient space will prevent the dissipation of heat and may result in fires e When removing the screws on left and right on the mounting adapter be sure to support the projector while doing so Failing to do so may result in the projector swinging back abruptly and causing injury efor PLUGGABLE EQUIPMENT the socket outlet shall be installed near the equipment and shall be easily accessible 3 e Special techniques are required for the installation work of the projector and be undertaken by qualified and licenced installation work should only installers e NEC Display Solutions will not accept any responsibility related to any accidents or incidents due to insufficient or inferior mounting techniques Installation Location Avoid places of high temperature or low temperature Ambient operating temperature 0 C to 35 C
14. enter Using the Diagrams Referring to the diagram screen sizes that can be used at a projection distance of 3 m will range to 100 inches To project to a screen size of 200 inches the projection distance will range from 6 m to 7 3 according to the diagram See Page 9 for the vertical and horizontal dimensions of the screen size 8 Guide to Screen Size and Projector Mounting Position E 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 m 300 4 5 P 4 0 3 5 3 0 2 5 2 0 1 5 1 0 0 5 o5 0 5 1 0 1 5 20 25 30 35 40 4 5 5 0 5 5 6 0m Mounting the Projector 1 Attach the Fixed Ceiling Part to the Ceiling First partially tighten the four screws then tighten the screws firmly after positioning Fixed ceiling part A WARNING Use M8 bolts for the fixed ceiling part Use of types other than M8 could cause the projector to fall Attach the Projector Mounting Adapter to the Projector Remove the two screws from the front panel and open the projector mounting adapter Use three M4 screws to mount the projector mounting adapter x When using a magnetic screwdriver insert the screwdriver and screw through the open hole at the top side of the plate and tighten without opening the projector mounting ad
15. her NOTE Mounting boards M8 type anchor nuts bolts nuts and washers are commercially available 12 Replacing the Lamp A 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 Open the Projector Mounting Adapter Remove the two screws from the front face of the projector mounting adapter Place your hand underneath the projector so that the mounting adapter does not open suddenly A CAUTION Be careful not to catch your fingers when opening or closing the projector mounting adapter Replacing the Lamp Please refer to the instruction manual of the replacement lamp kit Model VT7OLP VT75LP Z WARNING When performing the lamp replacement work take care not to exert force on the projector Application of a large force could cause the projector to fall and cause injury Return the Projector to the Original Condition Follow the procedure in the reverse order to fix the projector mounting adapter in place 13 Adjustment of the Projection Angle Before the Adjustment e Refer to the instruction manual of the projector switch on the
16. 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 Up down angle adjustment screws There are also screws on the opposite side Adjust the Inclination Adjust so that the image is projected to the screen without being slanted then firmly tighten the four inclination adjustment screws Lastly tighten the two inclination axis screws if they are loose Inclination axis screw Maximum adjustment angle 10 If the adjustment does not work out readjust from Step 7 15 4 Inclination adjustment screws a There are also screws on the opposite side Adjustment of the Projection Angle MFine Adjustment Loosen the same screws that were used in the distortion adjustment and finely adjust the angle so that the projected image fits the screen then tighten all the screws i e a total of 14 including the inclination axis screws After the adjustments check that the parts are fixed securely Specifications Product Name Model Adjustment angle Dimensions Weight Supplied Items Projector Ceiling Mount Unit NPO4CM Up down angle 10 Left right angle 10 Inclination angle
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