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HL2750

LCD PROJECTOR

MODEL

HL2750U

User Manual

This User Manual is important to you.

Please read it before using your projector.

Содержание HL2750

Страница 1: ...HL2750 LCD PROJECTOR MODEL HL2750U User Manual This User Manual is important to you Please read it before using your projector ...

Страница 2: ...the attached speciﬁed power supply cord If you use another power supply cord it may cause interference with radio and television reception Use the attached RGB cable and RS 232C cable and the shielded LAN cable with this equipment so as to keep interference within the limits of a FCC Class B device This apparatus must be grounded DO NOT LOOK DIRECTLY INTO THE LENS WHEN THE PROJECTOR IS IN THE POWE...

Страница 3: ...any interference received including interference that may cause undesired operation Note This symbol mark is for EU countries only This symbol mark is according to the directive 2002 96 EC Article 10 Information for users and Annex IV and or to the directive 2006 66 EC Article 20 Information for end users and Annex II Your MITSUBISHI ELECTRIC product is designed and manufactured with high quality ...

Страница 4: ...ids Never push objects of any kind through openings of this projector as they may touch dangerous voltage points or short out parts that could result in a ﬁre or electric shock Never spill liquid of any kind on the projector 14 Servicing Do not attempt to service this projector by yourself Refer all servicing to qualiﬁed service personnel 15 Damage requiring service Unplug this projector from the ...

Страница 5: ...an lead to breakdown or other failure Place of installation For safety s sake refrain from setting the projector at any place subjected to high temperature and high humidity Please maintain an operating temperature humidity and altitude as speciﬁed below Operating temperature between 41 F 5 C and 95 F 35 C Operating humidity between 30 and 90 Never put any heat producing device under the projector...

Страница 6: ...losion Only Carbon Zinc or Alkaline Manganese Dioxide type batteries should be used Dispose of used batteries according to your local regulations Batteries may explode if misused Do not recharge disassemble or dispose of them in ﬁre Be sure to handle the batteries according to the instructions Load the batteries with its positive and negative sides correctly oriented as indicated on the remote con...

Страница 7: ...1 10 9 8 Important While the menu or the screen for the keystone adjustment or password entry is being displayed or image captur ing is being executed the COMPUTER VIDEO AUTO POSITION and VOLUME buttons function as the W X S and T buttons respectively While the menu is on the screen the KEYSTONE button functions as the ENTER button 1 COMPUTER COMPONENT VIDEO IN 1 terminal Mini D SUB 15 pin 2 COMPU...

Страница 8: ...s are used for the keystone adjustment and ﬁne adjustment W and X buttons only Pressing the LASER button emits a laser beam Even when you keep holding down the LASER but ton it is emitted only one minute To keep emitting it longer press the LASER button again You can disable the LASER button to prevent laser radiation due to misuse of the button How to disable the LASER button While holding the LA...

Страница 9: ...e unstable When you use the remote control too close to the remote control sensor the remote control may not work correctly Reception angle Vertical directions Vertical directions ceiling mount Front of projector Rear of projector Operate the remote control within a distance of 10 m 30 feet from the projector pointing the light beam at the remote control photo sensor front or rear of the projector...

Страница 10: ...tment foot for the vertical position back into the projector Adjustment of the horizontal position of the projector Adjust the horizontal position of the projector with the adjustment foot for the horizontal position on the bottom Adjustment foot for the vertical position Screen Important Don t transport the projector with its adjustment feet extended Otherwise the adjustment feet may be damaged W...

Страница 11: ...rojector at least 50 cm or 20 inches away from the wall to prevent the air inlet grille and the air outlet grilles that emit hot air from being blocked Do not use the projector in the following locations and manners which may cause ﬁre or electric shock In a dusty or humid place In a sideways position or with the lens facing down Near a heater In an oily smoky or damp place such as a kitchen In di...

Страница 12: ...77 4 5 215 5 5 9 0 23 200 508 120 305 160 406 237 6 0 287 7 3 12 0 31 250 635 150 381 200 508 297 7 5 359 9 1 15 0 38 300 762 180 457 240 610 357 9 1 18 0 46 Center of the lens Height of the projected image Width of the projected image Screen size Screen size Projection distance L 4 3 Diagonal size Height A Width B Shortest Wide Longest Tele Hd inch cm inch cm inch cm inch m inch m inch cm Project...

Страница 13: ...tor port RGB cable DVI cable option To DVI AUDIO OUT AUDIO IN 1 IN 2 Computer PC audio cable option To PC audio output MONITOR OUT Monitor Use of a long cable may decrease the quality of projected images Images may not be projected correctly depending on the type of the connected computer Also read the instruction manual of the equipment to be connected Contact your dealer for details of connectio...

Страница 14: ...ay cause ﬁre or electric shock Do not modify or alter the power cord If the power cord is modiﬁed or altered it may cause ﬁre or electric shock Caution Plug in the power cord ﬁrmly When unplugging hold and pull the power plug not the power cord Do not plug in or out the power cord with your hand wet It may cause electric shock 2 1 Earthing terminal Power cord example Viewing computer images contin...

Страница 15: ...D HDCP button on the remote control that is corresponding to the terminal in use The input source is switched from COMPUTER1 to COMPUTER2 to DVI at every press of the COMPUTER button on the projector The projector automatically selects the appropriate signal format The selected signal format is displayed on the screen The COMPUTER COMPUTER 1 COMPUTER 2 and DVI D HDCP buttons don t function while t...

Страница 16: ... The video and audio signals are temporarily muted when the MUTE button is pressed To cancel muting press the MUTE button again It takes several seconds before muting is completely canceled If MUTE MODE in the INSTALLATION menu is set to IMAGE the splash screen will appear when the MUTE button is pressed You can alter the splash screen optionally See page 32 The audio from the AUDIO OUT terminal i...

Страница 17: ...hat are not being received enabled When the video equipment is equipped with the S video output terminal make the connection as follows 1 Connect one end of a commercially available S video cable to the S VIDEO IN terminal of the projector 2 Connect the other end of the S video cable to the S video output terminal of the video equipment 3 Connect one end white and red of the supplied audio video c...

Страница 18: ...ovided with a function to switch the methods to output DVI digital signals When your DVD player is provided with such function set it as follows EXPAND or ENHANCED NORMAL See the users guide of your DVD player for details When your digital device does not have such function set INPUT LEVEL to ENHANCED in the ADVANCED MENU of the IMAGE menu of this projector or adjust the black color by viewing the...

Страница 19: ...utton on the projector or the VIDEO or S VIDEO button on the remote control that is corresponding to the terminal in use The input source is switched between VIDEO and S VIDEO at every press of the VIDEO button on the projector The VIDEO and S VIDEO buttons don t function while the menu is being displayed Though it may take some time before an image is displayed on the screen depending on the type...

Страница 20: ...t If the power cord should be unplugged accidentally while either the air inlet fan or the air outlet fans are oper ating or the lamp is on allow the projector to cool down for 10 minutes with the power off To light the lamp again press the POWER button If the lamp doesn t light up immediately repeat pressing the POWER button 2 or 3 times If it should still fail to light up replace the lamp Cover ...

Страница 21: ...utton Press the S or button Important You can correct the vertical and horizontal keystones at the same time However their adjustment ranges are limited in such correction When the keystone adjustment is carried out the adjustment value is indicated Note that this value doesn t mean a projection angle The allowable range of the adjustment value in the keystone adjustment varies depending on the in...

Страница 22: ...ORIZ POSITION HOLD SETUP 0 999 VERT POSITION 0 999 FINE SYNC 0 31 TRACKING USER 0 9999 CLAMP POSITION 1 255 CLAMP WIDTH 1 63 LPF ON OFF OVER SCAN 100 90 SHUTTER L 0 20 SHUTTER U 0 20 SHUTTER RS 0 20 SHUTTER LS 0 20 VERT SYNC AUTO OFF 6 3 8 2 3 8 8 8 3 2 2 2 3 8 3 8 5 AUTO OFF CINEMA MODE 3 8 3 8 3 8 6 6 OFF BEGIN 0 99 END 0 99 COMPUTER INPUT SYNC TYPE LAMP TIME LOW INPUT RESOLUTION HORIZONTAL FREQ...

Страница 23: ... is available only when the NTSC signal is input SHARPNESS 5 Use to adjust the sharpness of the projected image See page 28 ADVANCED MENU NOISE REDUCTION ON OFF Use to reduce noise and roughness in the image when noisy video signal is input CTI ON OFF Use to correct smeared color boundaries INPUT LEVEL 5 For analog signal input The input level of video signal differs among devices to be connected ...

Страница 24: ...UE BLACK and IMAGE which will be displayed when there is no signal input from the source When IMAGE is selected the splash screen will be displayed MUTE MODE BLACK IMAGE Use to choose the background either BLACK or IMAGE which will be displayed when the MUTE button is pressed When IMAGE is chosen the splash screen will be displayed IMAGE REVERSE OFF Select when viewing images from the front with t...

Страница 25: ...he input signal If the image isn t displayed correctly select the desired video format manually SETUP AUTO Select to change the SETUP mode automatically OFF Select to make black lighter 3 75 7 5 Select to make black thicker When 7 5 is chosen the brightness is decreased by the set up can cel function for the U S Choose OFF when the image is dark SCART INPUT ON OFF Choose ON when connecting the pro...

Страница 26: ...ting is automatically selected RGB Select this option when connecting the projector to high deﬁnition video equipment having R G and B output terminals YCBCR YPBPR Select this option when connecting the projector to a DVD player or other device having Y CB and CR or Y PB and PR component video output terminals OVER SCAN 100 90 Use to adjust the display area of projected image HOLD OFF ON Use to ad...

Страница 27: ... yellow When it reaches 4750 hours the bar turns to red INPUT Indicates the name of the terminal to which the currently projected video signal is being input RESOLUTION Indicates the resolution of the currently projected video signal VERTICAL FREQUENCY Indicates the vertical frequency of the currently projected video signal HORIZONTAL FREQUENCY Indicates the horizontal frequency of the currently p...

Страница 28: ...for menu setting 1 Display the IMAGE menu 2 Select COLOR or TINT by pressing the S or T button COLOR or TINT is unavailable when COMPUTER1 COMPUTER2 or DVI is selected as the input source TINT is available only when the NTSC signal is input 3 Adjust the selected item by pressing the W or X button To cancel the menu 4 Press the MENU button COLOR Use to adjust the color thickness of the projected im...

Страница 29: ...perature Decrease the CONTRAST B blue and increase the CONTRAST R red If you set all of CONTRAST R G and B to negative values the original brightness of the image can t be obtained even when you maximize CONTRAST in the IMAGE menu CONTRAST B 0 BRIGHTNESS R 0 CONTRAST R COLOR TEMP USER 0 CONTRAST G 0 BRIGHTNESS G 0 BRIGHTNESS B 0 Color Enhancer You can set the user deﬁned balance between the bright...

Страница 30: ... the Settings tab to display the screen resolution setting The screen resolution setting of your computer is different from the setting of RESOLUTION MEMORIZE in the SIGNAL menu of the projector Select RESOLUTION MEMORIZE in the SIGNAL menu and press the ENTER button Set HORIZ PIXELS and VERT LINES to the values of the screen resolution of your computer Example When the screen resolution of the co...

Страница 31: ... on the right or left half of the image Adjust SHUTTER LS or SHUTTER RS in the SIGNAL USER menu Noise appears on the top or bottom part of the image Adjust SHUTTER U or SHUTTER L in the SIGNAL USER menu 1 Display the SIGNALmenu 2 Press the S or T button to select an item to adjust 3 Adjust the selected item by pressing the W or X button To cancel the menu 4 Press the MENU button Do not change the ...

Страница 32: ...rt Press the MENU button to cancel the procedure When the image capture completes the cap tured image will be displayed for three seconds Important You can t change the new startup screen back to the original startup screen Even when you select RESET ALL in the FEATURE menu the factory default screen isn t available any longer When you want to change the startup screen again capture another image ...

Страница 33: ...MENU ACCESS and SPLASH ID SCREEN When the password has already been set the mode won t be changed In such cases press the ENTER button to cancel the password func tion and try again 4 Press the ENTER button The screen for setting the password function will appear 5 Press the ENTER button The screen for entering a password will appear 6 Enter a 4 8 digit password using the S X T or W button on the ...

Страница 34: ... appear Important In the EXPAND mode you can t adjust the volume Picture in Picture PinP One of the special features of this projector is the picture in picture PinP mode The PinP mode allows you to view the images from different sources at the same time To use the PinP mode 1 Press the PinP button on the remote control When you press the PinP button with the image from the COMPUTER COMPONENT VIDE...

Страница 35: ...rolled by the remote control correctly To extend the cable length you are recommended to use a repeater COMPUTER VIDEO S VIDEO DVI D HDCP HOME PageUP END PageDOWN AUTO POSITION KEYSTONE 1 2 MENU ENTER LASER R CLICK USB Mouse pointer Use to move the cursor on the image instead of the computer mouse R CLICK button This operates in the same way as the right button on the computer mouse L CLICK button...

Страница 36: ...oftware is required For the speciﬁcations of PJLink access to the Web site of Japan Business Machine and Information System Industries Association JBMIA http pjlink jbmia or jp english This projector is fully compliant to the speciﬁcations of JBMIA PJLink Class 1 It supports all the commands deﬁned by PJLink Class 1 and the compliance has been veriﬁed with the PJLink standard speciﬁcations Version...

Страница 37: ...power was on Lamp operation time warning Total lamp operation time reached 3750 hours 1 while the power was off Lamp operation time warning Total lamp operation time reached 5000 hours 1 2 while the power was off 1 Duration when LAMP MODE of the INSTALLATION menu is set to LOW When it is set to STANDARD this duration will be shorted 2 When LAMP MODE is set to STANDARD this duration will be shorted...

Страница 38: ...r about 4750 hours 1 the replacement message LAMP EXCHANGE will appear on the screen for 1 minute every 25 hours 1 thereafter When the lamp operation time exceeds 5000 hours 1 2 the projector automatically shuts off and can t be used until the lamp is replaced and the lamp operation time is reset 1 Duration when LAMP MODE of the INSTALLATION menu is set to LOW When it is set to STANDARD this durat...

Страница 39: ...sn t turn on if the lamp cover isn t attached securely Be sure to reset the lamp operation time whenever you replace the lamp Do not reset the lamp operation time unless you replace the lamp When removing the lamp from the ceiling mounted projector When removing the lamp from the ceiling mounted projector use the lamp replacement tray packed with the projector or option lamp to prevent glass fragm...

Страница 40: ... ﬁlter Use water or diluted mild detergent to clean the ﬁlter Rinse the ﬁlter thoroughly and let it dry completely 4 Attach the air ﬁlter 5 Attach the ﬁlter cover to the projector Make sure that the air ﬁlter is attached correctly without displacement Important If the ﬁlter is damaged or becomes extremely dirty change it with a new ﬁlter Contact your dealer for a new ﬁlter Use the dedicated ﬁlter ...

Страница 41: ...ff Solution Check whether the indicators are on or off and how they are lightning Cancel the AV mute by pressing the MUTE button Check that the lens cap is removed It may take about 1 minute for the lamp to light up The lamp fails to light up on rare occasions In such a case wait for a few minutes and then try again If the projector was turned off before the lamp was cooled down sufﬁciently last t...

Страница 42: ...g on the type of the DVD player or game console you use In such a case you can reduce such streak noise by enabling the LPF Connect the plugs of the cables to external devices securely Keep the projector away from devices that emit interfering radio waves When the keystone adjustment is carried out the image may not be displayed correctly depending on the type of input signal This isn t a product ...

Страница 43: ...s been set to MENU ACCESS to enable the password lock J Cancel the password lock or contact the person in charge of management of the projector See page 33 If the following problem occurs after the lamp is replaced check the following first Problem The projector does not turn on The STATUS indicator blinks Solution Fit the lamp cover securely See pages 38 and 39 Reset the lamp operating time See p...

Страница 44: ...00 dots compressed Panel resolution 1400 x 1050 dots NTSC PAL SECAM 4 43NTSC PAL M PAL N PAL 60 480i 480p 576i 576p 720p 1080i 1080p Panel resolution 1400 x 1050 dots Signal type Terminal type Line Analog RGB Mini D SUB 15 pin 2 Digital RGB DVI D 1 Signal type Terminal type Line Video input RCA 1 S Video input S 1 Signal type Terminal type Line RGB Stereo mini jack ø3 5 2 Video RCA L R 1 S video R...

Страница 45: ... 1400 x 875 1280 x 768 2 WXGA60b 1360 x 768 47 71 60 02 1400 x 790 1280 x 768 WXGA60c 1366 x 768 47 50 59 75 1400 x 788 1280 x 768 WXGA 60 1440 x 900 55 94 59 89 1400 x 875 1400 x 900 3 SXGA60b 1280 x 960 60 00 60 00 1400 x 1050 1280 x 960 SXGA75b 1280 x 960 75 00 75 00 1400 x 1050 1280 x 960 SXGA85b 1280 x 960 85 94 85 00 1400 x 1050 1280 x 960 SXGA60 1280 x 1024 63 98 60 02 1312 x 1050 1280 x 10...

Страница 46: ...of your computer aren t shown on the table ﬁnd the compatible resolution and frequency by changing the resolution of your computer TV60 and TV50 are equivalent to 480i and 576i respectively When these signals are supplied to the VIDEO IN or S VIDEO IN terminal the signal mode is indicated as TV60 or TV50 When they are supplied to the COMPUTER IN COMPONENT VIDEO IN terminals the signal mode is indi...

Страница 47: ...a CHINA Mitsubishi Electric Air Conditioning Visual Information Systems Shanghai Ltd 12 F Hong Kong New World Tower 300 Huaihai Middle Road Shanghai 200021 China Sales Inquiries Phone 86 21 6335 3030 Ext 3007 Fax 86 21 6335 3600 Technical Inquiries Phone 86 21 6335 3030 Ext 3021 Fax 86 21 6335 3600 HONG KONG Mitsubishi Electric Ryoden Air Conditioning Visual Information Systems HongKong Ltd 7th Fl...

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