Epson 821 manuale d’uso

User’s Guide[...]

1 Notations Used in This User’ s Guide When "unit" or "project or" appears in the te xt of this User’ s Guid e , it may refer to items which are accessories or op tional equipment in additio n to the main pro jector unit itself. Indicates procedures w hich may result in damage or injury i f suf f icient care is not taken. In[...]

2 Features of the Pr ojector The follow ing six preset colour modes are provided so that you can easily obtain the optimum ima ges simply by selecting t he image quality . In addition, if projecting onto blackboards rather than projection screens in places such as schools, you can select the "Blackboard" setting to allo w images to be pro[...]

3 Features of the Projector The accessory remote control can be used to carry out operations such as pausing projection (Freeze f unction s p.47 ), zooming in on important parts of images (E-Zoom function s p.48 ) and pointing out important parts of images using a pointer icon (Pointer function s p.49 ). In addition, the remote control can be us ed[...]

4 Contents Notations Used in This User’s Guide ................................ ..... 1 Features of the Projec tor ............... ......................................... 2 Before Using the Projector Part Names and Funct ions .................................... ................. 7 Front/Top ................................ ....................[...]

5 Contents Troubleshooti ng Using the Help ................... .................................... ............... 69 Problems Solving .. .................................... ........................... 71 Reading the Indicators ............................... ............................... 71 When the Indicators Provide No Hel p ................[...]

Before Using the Projector This chapt er describes th e procedur es f or setti ng up the projector bef ore use . P ar t Nam es and Function s.......................... ......... 7 • Front/T op .... .................... .................... .................... ............... 7 • Control Panel ............ ................... ..................[...]

7 P ar t Names and Functions Fr ont/T op • • • • Control panel s p.8 • • • • Zoom ring s p.36 Adjusts the i ma ge size. • • • • Remote control light-receiv ing area s p.13 Receive s signals from the re mote control. • • • • P ower indicator s p.71 Flashes or lig hts in different col ours to indicate the operating sta[...]

8 Part Names and Functions Control P anel • • • • [P ower] b utton s p.32 , p.34 Turns the proj ector power on and o ff. • • • • [Help] button s p.69 Each time thi s button is pressed, it displ ays and hides the onli ne help menu that can assist you if you hav e a problem. • • • • [Menu] button s p. 66 Displays a nd hides th[...]

9 Part Names and Functions Rear • • • • Remote control light-receiving area s p.13 Receives signals from the re mote control. • • • • Power inlet s p.31 Connects to the power cable. • • • • [Computer1/Component Video1] port • • • • [Computer2/Component Video2] port s p.19 , p.24 , p.25 Input analogu e RGB video signa[...]

10 Part Names and Functions Base • • • • Air filter (air intake vent) s p.84 , p.89 This prevents dust a nd other foreign part icles f rom g etti ng insi de th e proj ector when air is drawn in. It sho uld be cleaned and repla ced periodically . • • • • Suspension brack et fixing points (4 points) s p.15 , p.93 Install the op tional[...]

11 Part Names and Functions Remote Control If you position th e o ver the b utton icon or b utton name, a descri ption of that but ton will appear . • • • • [Video] button s p.33 • • • • [S-Video] button s p.33 • • • • Numeric buttons s p.27 • • • • Remote control ligh t-emitting area s p.13 • • • • [A/V Mute[...]

12 Bef ore Using the Remote Contr ol Inser ting th e Batte ries The batteries are not a lready inserted i nto the remote cont rol at t he time th e projector is purchased. Y ou will need to insert the batteries that are provided with the projector before the remote control can be used. PROCEDURE Remove the battery cover . While pushing the catch of[...]

13 Before Using the Remot e Control Using the Remote Contr ol and Rem ote Operating Rang e The remote control is use d in the follo wing way . PROCEDURE P oint the remote contr ol light-emitting ar ea to ward one of the remote control light-receiving areas on th e pr ojector and operate the remote control b uttons. Using the Remote Con tr ol Remote[...]

14 Before Using the Remot e Control Use the remote cont rol within the ranges indi cated belo w . If the distance or angle between the remote control and the remote c ontrol light-recei ving area is outside the normal operating range, the remote c ontrol may not wor k. Remote Operating Ra nge Operating distance Operating a ngle Approx. 6 m (2 0 ft.[...]

15 Installation Settin g Up th e Pr oject or The projector supports the follo wing four different projection metho ds, allo wing you to choose the best method for displaying your images. * A special method of installation is required for suspending the projector from the ceiling. Please contact your supplier if you would like to use this installati[...]

16 Installation Screen Siz e and Projection Distance The distance between the projector's lens and the scr een determines the actual image size. While referring to the follo wing table, position the projector so that the images are projec ted onto the screen a t the optimum size. The va lues should be used as a guide for setting up the project[...]

17 Installation * When installing against a w all, lea ve a space of about 20 cm (7.9 in.) between the projector and the wall. Screen 90º Centre of lens * TIP • The lens allo ws a zoom ratio of up to the follow ing ratio. EMP-821 :Approx. × 1.6 EMP-81/61 :Approx. × 1.2 The projected images can be enlarged up to the follo wing ratio. EMP-821 :A[...]

18 Connecting to a Computer Eligi ble Comput er s The projector cannot be connected to some types of computer , or projection of images may not be possible e ven if actual connection is possible. Make sure t hat the computer you intend to use satisfi es the conditions gi ven belo w . • Condition 1: The compu ter mu st ha v e an im age signal o ut[...]

19 Connecting to a Computer Pr oject i ng Images from the Computer The shape and speci fications of the comput er's monitor port will determine what type of cable should be used. Check the following to see which type of port your computer has. Use the accessory computer cable to make the connection. If the Monitor P or t is a Mini D-Sub 15-pin[...]

20 Connecting to a Computer Using the Remot e Cont r ol to Op erate t he Mous e P ointer (Wireles s Mouse Fun ction) Y ou can use the remote control as a wireless mouse to control the mouse pointer on the computer screen. T o do this, you must use the accessory USB g cable to connect the USB port of the computer to the [ USB] port at the rear of th[...]

21 Connecting to a Computer Once the connection has been made, the mouse pointer c an be operated as follo ws. Mo ving the mouse pointer If you tilt t he [ ] bu tton on t he rem ote control, t he mouse pointer wi ll move in the dire ction of t ilt. Left clic k Press the [Enter] button. If you pr ess t he [ Enter] but ton twic e in rapid suc cession[...]

22 Connecting to a Computer Connec ting to an Exte rnal Monitor Analogue RGB images and RGB video images from a computer that are being input to the [Computer1/Component V ideo1] port can be viewed on an e xterna l co mputer moni tor at the same time the y are being proje cted by the projector , so that the images can be chec k ed at times such as [...]

23 Connecting to a Video Sour ce Pr ojecting C omposite Video g Im ages Use a commercially- av ailable A /V cable to make the connection. CA UTION When connecting the projector to video e quipments, tak e the follo wing precautions. • T urn off the po wer for both the projec tor and the video equipments before connecting them. If the pow er for e[...]

24 Connecting to a Video Source Pr ojecting S-Vi deo Ima g es Use a commerci ally-a v ailable S-V ideo g cable to make the connections. Pr ojecting Co mpon en t Vid e o Ima ges Use the optiona l component video g cable to make the connection. "Appendices: Optional Accessories" s p.93 S-Vi deo cabl e (comm ercially- available) To [S-Video][...]

25 Connecting to a Video Source Pr oject i ng RGB Video Images Use the accessory computer cable to make the connections. To R GB out put po rt Compute r cable (acce ssory) To [Compu ter1/Comp onent Vi deo1] or [Compu ter2/Componen t Video2] port (blue ) TIP • The input source is determined automatically based on the input signals. Some video sign[...]

26 Pla ying Sound fr om Video Equipment The projector has a built-in speaker with a maximum out put of 5 W . Y ou can output sound from connected video equipment (such as a computer or video deck) through the projector's built-in speake r if the video equipment has an audio output port. The [Audio] port to use is the port that is in the same b[...]

27 Pre venting theft (P ass w or d Pr otect) When the Password Protect function is acti v ated, people who do not kno w the password cannot use the projector to project images when the power is turned on. Furthermore, the user's logo that is displayed on the background of the screen cannot be changed. This is effecti ve against theft. When P a[...]

28 Preven ting theft (P as sword Prote ct) If an attempt is made to carry out any of the follo wing user logo operations, a message is displayed and the setting cannot be changed. T o change the setting, set "User’ s Logo Protect" to "OFF" f irst. s p.29 • Capturing a user's logo • When the " Extended" - &qu[...]

29 Preven ting theft (P as sword Prote ct) Enter the setting time as a number of up to 4 digits. While holding do wn the [Num] b utton, use the numeric ke ypad buttons to enter the setting time within the range of 0 to 9999 hours and then press the [Ente r] b utton. If you make a mistake entering the time, press the [E sc] b utton and re-enter the [...]

Basic Operations This chapt er describes ba sic oper ations such as turning the pr ojector on an d off and adjusting th e project ed ima ges. T urning th e Pr oject or On ........ ............................ 31 • Connecting the P ower Cable ...... ....... ...... ....... ....... ...... ....... 3 1 • T ur ning the P ower On and Projecting Images[...]

31 T urning the Pr ojector On T urn on the po wer to start projecting images. Connec ting the P ower C able PROCEDURE Chec k that the power is turned off f or the projector and all components connected to the projector . Connect the computer or other video source to the projector . s p.18 , p.23 Remove the lens co ver . Hold the lens cover by the k[...]

32 Turning the Projector On T u rning th e P ower On and Projecting Imag es PROCEDURE Chec k that the P ower indicator has stopped flashing and is lit orang e . T urn on the power f or all equipment connecte d to the projector . For a video source, pr ess the [Play] b utt on at the video source to start playback if necessary . Press the [P ower] b [...]

33 Turning the Projector On If more than one external device is connected to the projector , use the remo te contr ol or pr ojec tor contr ol panel buttons to select the image source to be projected while referring to the f ollowing table. The input source can also be searc hed for automatically b y pressing the [Sour ce Searc h] button. Images fro[...]

34 T urning the Pr ojector Off Follo w the procedure belo w to turn off the po wer of the projector . PROCEDURE T urn off th e po wer for the signal sources that are connected to the projector . Check that the power for all connected components has been turned off. Press the [P ower] button. The following conf irm ation message will appear . If you[...]

35 Turning the Projector Off If not using the projector f or a long p eriod, unplug the power cable fr om th e electrical outlet. Attach the lens cover . Attach the lens cover to the lens when not using the projector , in order to prev e nt the lens from getting dusty or di rty . TIP • If the P o wer indicator is flashing orange, oper ation of th[...]

36 Adjusting the Screen Image These functions co rrect and adjust the proje cted images so that optimum images can be obtained. Adjusting the Image Siz e (Zoom Funct ion) The size of the projected image is basically determined by the distance from the projector to the screen. s p.16 The follo wing procedures explain ho w to adjust the screen image [...]

37 Adjusting the S creen Image Adjus ting the I ma g e Angle an d A utomatic Ke ystone Corre ction Function The projector should be set up so that it is as perpendicular to the screen as possible. If it is not possible to set up the projector so that it is perpendicular to the screen, it can be set up a t a slight ve rtical angle instead. Y ou can [...]

38 Adjusting the S creen Image PROCEDURE While pulling the foot adjust lever at the front of the projector , l ift up the fr ont of the p r ojector to extend the front adjustable f o ot. Extend the front adjustable foot until the desired angle is obtained, and then release the foot adjust lever . T o retract the front adjustabl e foot, gently push [...]

39 Adjusting the S creen Image Manually Correcting Ke ystone Dist or tion The projector is provided with an automati c keystone correction function which detects the vertical angle of the projector and carries out keystone correction automatically . If you w ould like to make further f i ne adjustments t o the results of autom atic ke ystone correc[...]

40 Adjusting the Ima g e Quality The quality of the screen images can be adjusted a s follo ws. Adjus tin g Co m p ut er Ima ges and RGB Vi deo Ima g es Automatic setup detects analogue RGB signals coming from a connected computer , and automatically adjusts these signals so that the optimum images can be obtained. Automatic setup in volv es adjust[...]

41 Adjusting the I mage Quality If vertical stripes appear in the projected computer or RGB video images, and this cannot be f ixed using automatic s etup, you will need to adjust th e T racking g manually using the follo wing procedure. PROCEDURE Press the [Menu] b utton on the remote contr o l or the pr ojector's control panel, and then sele[...]

42 Adjusting the I mage Quality If flickering, fuzziness or interference a ppear in computer or RGB video images, and this cannot be f ixed using automatic s etup, you will need to adjust th e Sync (synchronisation) g manually using the follo wing procedure. PROCEDURE Press the [Menu] b utton on the remote contr o l or the pr ojector's control[...]

43 Adjusting the I mage Quality Select ing the Pr ojection Qua lity (Colour Mode Sele ction) The follo wing six preset colour modes ar e a v ailable for use depending on the characteristics of the images that are be ing projected. Y ou can easily obtain the optimum image quality simply by selecting the colour mode that corresponds to the projected [...]

44 Adjusting the V olume The v olume of the projector's built-in speak er can be adjusted as follows. PROCEDURE Press the [V olume] b uttons on the remote contr ol or the [ ] and [ ] b uttons on th e pr ojector's control panel to adjust the v olume . When the button is pressed to the [ ] side, the volume increases, and when it is pressed [...]

Advanced Operations This ch apter descr ibe s funct ions for enhanc ing th e projec tion o f images, a nd how to use t he conf igurati on menus. Functions for Enhancing Pr ojection ................. 46 • A/V Mute ............ .................... ................... .................... ....... 46 • Fr eeze .......... .................... .....[...]

46 Functions f or Enhancing Pr ojection This section describes the v arious useful functions that can be used to enhance presentations. A/V Mute This function momentarily pauses the image and sound. For e xample, it can be used when you do not want to sho w details of operations such as selecting dif f erent f iles while computer images are being p[...]

47 Functions for Enhancing Projection Free ze This function pauses only the projected images. The sound keeps playing without pausing. The image source will still be playing back the images e ven while projection is paused, and so i t will not be possible to resum e projection from the point where it was paused. PROCEDURE Press the [Freez e] b utto[...]

48 Functions for Enhancing Projection E-Zo om This function lets you enlarge and reduce a part of projected images such as graphs and tables. PROCEDURE Press the [E-Zoom ] button. A cursor (cross) indicating the centre point for the area to be enlarged will appear on the screen. Move the cr os s to the area of the image that is to be enlarged or re[...]

49 Functions for Enhancing Projection P ointe r functio n This function lets you use the remote control to mo v e a pointer icon around on the images being projected. This function can be used to emphasise parts of an image that you want to draw attent ion to. Use the remote control to carry out pointer function operations. PROCEDURE Press the [P o[...]

50 Using the Configuration Men u Functions The configuration menus can be used to carry out a v ariety of settings and adjustments. The menus hav e a hiera rchical structure, with a main menu that is di vided into sub-menus, which are further divi ded into other sub-menus. Refer to "Using the Conf iguration Menus" s p.66 for details on us[...]

51 Using the Configurat ion Menu Functions List of Func tions • None of the settings can be adjusted if no signals are being input. • The commands displayed in the "Image" menu change depending on the input sinal that is being projected. Menu commands that do not apply to the current input signal cannot be adjusted. Computer/RGB vid e[...]

52 Using the Configurat ion Menu Functions Color Adjustment Adjusts the absolute colour temperature and the intensity of the red, green and blue components for each input source. Abs. Color T emp . g : Lets you adjust bright colours within a range from reddish tinges to bluish t inges. If the colour temperature is lower , colours appear reddish and[...]

53 Using the Configurat ion Menu Functions Component video g / Composite video g / S-Video g Su b-m en u Function Default Color Mode Corrects the vi vidness of the image colour . The settings can be sa ved separately for each type of sourc e (computer or video source). Y ou can select fr om six dif ferent quality settings depending on the surroundi[...]

54 Using the Configurat ion Menu Functions Color Adjustment Adjusts the absolute colour temperature and the intensity of the red, green and blue components for each input source. Abs. Color T emp . g : Lets you adjust bright colours within a range from reddish tinges to bluish t inges. If the colour temperature is lower , colours appear reddish and[...]

55 Using the Configurat ion Menu Functions • The " T racking g ", " Sync. g ", "Position" a nd "Resize" settings can not be adjusted if no signals are being input. • The items displayed in the "Signal" menu change depending on the input signal that is being projected. Menu commands that do not a[...]

56 Using the Configurat ion Menu Functions Reset Reset a ll adjustment v alues for the "Signal" me nu functions to their default settings e xcept for "Computer1 Input" and "Computer2 Input". • Press the [Enter] button on the remote co ntrol or on the projector's control panel. • T o return all settin gs such a[...]

57 Using the Configurat ion Menu Functions Component video g Composite video g / S-Video g Sub -me nu Function Def ault Position Mo v es the image display position v ert ically and horizontally . • Press the [Enter] button on the remote co ntrol or on the projector's control panel and then make the adjustment using the display position adjus[...]

58 Using the Configurat ion Menu Functions Reset Returns "Positi on", "V ideo Signal" and "Resi ze" in the "Signal" menu to the ir default setting. • Press the [Enter] button on the remote co ntrol or on the projector's control panel. • T o return all settin gs such as the "Image" and "[...]

59 Using the Configurat ion Menu Functions "Setting" Menu Sub -me nu Function Def ault K eystone Corrects v ertical ke ystone distortion in images. • When ke ystone correction is carried out, the projected image will becom e smaller . • If the images become unev en in appearance after keystone correction is carried out, dec rease the [...]

60 Using the Configurat ion Menu Functions Reset Resets a ll adjustment v alues for the "S etting" menu func tions to their default settings. • Press the [Enter] button on the remote co ntrol or on the projector's control panel. • T o return all settin gs such as the "Image" and "Signa l" menu settings to thei[...]

61 Using the Configurat ion Menu Functions • The "User ’ s Logo" setting can not be adjusted if no signals are being input. "Extended" Menu Sub-menu Function Defaul t Dis play This l ets you make settings related to the projector's display . Message: Sets whether display of the follo wing messages is turned "ON&quo[...]

62 Using the Configurat ion Menu Functions Projection Sets the projection position for the projector . • Front : Select when the projector is in front of the screen. • Front/Ceiling : Select when the projector is in front of the screen and suspended from the ceiling. • Rear : Select when the projector is behind the screen. • Rear/Ceiling : [...]

63 Using the Configurat ion Menu Functions * EMP Monitor : Allo ws you to monitor m ultiple projectors on the network and control them all at once using functions such as turning the power on and of f and switching input sources. T o use the EMP Monitor , an adapter and ca ble for con version are required. The follo wings are av ailable products. ([...]

64 Using the Configurat ion Menu Functions • The "Info" menu s how s the setting det ails for the current image source. • The "Lamp Hours" item appears as 0H for 0 – 10 hours, and after that, it appears in units of 1 hour . Comput er/RGB Vi deo/ Comp onent vi deo g Composi te video g / S-V ideo g "Info" Men u Sub[...]

65 Using the Configurat ion Menu Functions "Reset" M enu Sub -me nu Function Def ault Reset All Resets all it ems in all menus to their de fault settings. • Press the [Enter] button on the remote co ntrol or on the projector's control panel. • T o reset settin gs such as "Image " or "Signal", selec t "Res[...]

66 Using the Configurat ion Menu Functions Using the Conf iguration Menus The conf igura tion menus can be operated using either the r emote control or the projector's control panel. PROCEDURE Press the [Menu] button. The configuration menu appears. Select a menu item. T ilt the [ ] b ut ton on the remote control up and do wn or press the [ ] [...]

67 Using the Configurat ion Menu Functions Select a sub-menu item . T ilt the [ ] b ut ton on the remote control up and do wn or press the [ ] and [ ] buttons on the projector's co ntrol panel to mov e to the sub-item to be set, and then press the [Enter] button. The items that are displayed i n the "Image" menu, "Signal" m[...]

Troubleshooting This cha pter desc ribes ho w to identi fy prob lems and wh at to do if a prob lem is f ound. Using the Help .... ................................................. 69 Pr o b lems Solving ................................................ 71 • Abnormal ................ ........................................................ ........[...]

69 Using the Help If a problem occurs with the projector , the Help function uses on-screen displays to assist you in solving the problem. It uses a series of menus in a question and answer format. PROCEDURE Press the [Help] button. The help menu will be displ ayed. Select a menu item. T ilt th e [ ] button on the remote control or press the [ ] an[...]

70 Using the Help Repeat the operations in steps 2 and 3 to proceed through the menu to more detailed items. The help menu is cleared when the [Help] b utton is pressed. 4 TIP If the Help function does not provide a solution to the problem, r efer to "Problem Solving" s p.71[...]

71 Pr ob lems Solving If you are having a problem with the projector , f irst check the projector's indicators and refe r to "Reading the Indicators" be lo w . If the indicators do not sho w clearly what the problem might be, refer to "When the Indicators Provi de No Help". s p.74 Readi ng the Ind i cators The projector is [...]

72 Problems Solvin g Internal te mperature er ror (ov erheating) The lamp will turn of f automatically and project ion will stop. W ait for about 5 minutes. After about 5 minutes the projector will switch to standby mode, so check the follo wing two points. After checking, press the [Power] b utton to turn the po wer back on. • Check that the air[...]

73 Problems Solvin g Lamp replac ement notif ication Replace the lamp with a new one. s p.86 If you continue t o use the lamp after it has passed the repl acement period, the possibility t hat the lamp may break will increase. Replace the lamp with a ne w one as soon as possible. The Po wer indicator status will va ry depending on the projector sta[...]

74 Problems Solvin g When the Indicator s Pr ov ide No Help If any of the follo wing problems occur and the indicators do not of f er a solution, refer to the pages gi ven for each problem. No image s appear s p.7 5 Projection does not start, the projection area is completely black, the projection area is completely blue, etc. Can not s w itch pr o[...]

75 Problems Solvin g No ima ges appe ar Can n ot s witch projection to a video so urce b y pressing the [Sou rce Search ] b utton Prob lems relating to images Check Remed y W as the [P owe r] b utton pressed? Press the [Po wer] button to turn the po we r on. Are both indicators s witched off ? The po wer cable is not connecte d correctly or po wer [...]

76 Problems Solvin g Projecti on stops aut omatica lly The me ssage "Not S uppor ted." is displa yed Check Remed y Is "Slee p Mode" set to " ON"? When the " Sleep Mode" menu comm and has been set t o "ON", the lamp turns of f automatically if no operations are carrie d out for about 30 minutes while[...]

77 Problems Solvin g The messa ge "No S ignal." is display ed Images are fuzzy or out o f f ocus Check Re medy Are the cables connected correctl y? Check that all of the cables required for projection ar e securely connected. s p.18 – p.25 Has the correct video input por t been sele cted? Press the [Computer1], [Computer2], [S-V ideo] o[...]

78 Problems Solvin g Inter f er ence o r disto r t ion appe ar in imag es Check Remed y Are the image signa l fo rmat set tings correct? If a composite video g or S-V ideo g source is connecte d to the projector , use the "V ideo Signal" menu command to select the signal format. "Signal" - "V ideo Signal" s p.57 Are th[...]

79 Problems Solvin g Imag e is tr uncate d (lar ge) or sm all Check Remed y Has th e "Resi ze" b een set corr ectly? Press the [Resize] but ton on the remote control. s p.47 Is the ima g e still be ing enlarged b y the E-Zoom function? Press the [Esc] b utton on the remote control to cancel the E-Zoom function. s p.48 Has the "P osit[...]

80 Problems Solvin g Image colours are not right Check Remed y Do the input signal settings match the signals fr om the connected device? If you connect a computer or RGB video to the [Computer1/Component V ideo1] or [Computer2/ Component V ideo2] port, and select "Component V ide o1" or "C omponent V ideo2" for "Computer1 [...]

81 Problems Solvin g Image s appear dark Nothin g appear s on the e xter nal monit or P ow er does not tur n on Check Remed y Have the ima ge brightness and luminance been adjusted correctl y ? Use the "Brightness" and "Brightness Control" menu commands to adj ust the brightness and luminan ce. "Image" - "Brightne[...]

82 Problems Solvin g No sou nd can be he ard or th e sound is f aint The re mote cont rol does n ot work The f ans do not stop when po wer is turned off Other prob lems Check Remed y Is the audio sour ce connected correctly? Check that the cable is connected to the corr ect [Audio] port. s p.26 Has the volume been adj usted to th e minim um setting[...]

Appendices This cha pter pr ovide s inf or mation o n main tenance p rocedures to ensure the best le v el of pe rf or mance from the proje ctor . Maintenance ............................ ............................ 84 • Cleaning ...... .................... .................... .................... ............. 84 • Cleaning the Projector&apos[...]

84 Maintenance This section describes maintenance tasks such as cleaning the proje ctor and replacing consumable parts. Clea ning Y ou should clean the projector if it becomes dirty or if the quality of projected images starts to deteriorate. Clean the projector's surface by wiping it gentl y with a soft cloth. If the projector is particularly[...]

85 Maintenance Replacing Consumables This section descri bes ho w to replace the lam p and the air f ilters. It is time to replac e the lamp when: • The messa ge "Replace the Lamp ." appe ars on the screen when proj ectio n star ts. . • When th e Lamp in dicator i s flashing ora nge. • The pr oj ecte d image ge t s dar ker or star t[...]

86 Maintenance PROCEDURE T urn off th e pr o jector's power , wait until the cool- down period has ended and a "pip-pip" confirmation buzzer sounds, and then disconn ect the power cable. The cool-down period lasts for about 20 seconds. W ait until the lam p has cooled down, then remove the lamp cover fr om the base of th e pr o jecto[...]

87 Maintenance T ake out the lamp. Hold the lamp as shown in the illustration belo w and lift it up and out of the projector . If the lamp is broken replace it with a ne w lamp, or contact your local dealer for further advice. If re placing the lamp yourself, be careful to av o id pieces of broken glass. Install the new lamp. Insert the new lamp so[...]

88 Maintenance The projector has a built-in counter which ke eps track of the lamp operatin g time. When the cumula ti ve operat ing time reaches a certain point, it causes the replacement warning message to be displayed. Therefore, the counte r needs to be reset after the lamp has been replace d with a ne w one. Y ou can do this using the conf igu[...]

89 Maintenance If the air f ilters are broken or if the w arning message reappears after the y ha ve been cleaned, they should be replaced. The air filter can be replaced e ven if the projector is installed on a ceiling. PROCEDURE T urn off th e pr o jector's power , wait until the cool- down g period has ended and a "pip-pip" confir[...]

90 Sa ving a User's Logo Y ou can record the image tha t is currently being projected as a user's logo. PROCEDURE Project the image that y ou would like to use as a user's logo, a nd then press the [Menu] button. Select "U ser ’ s Logo" from the "Extended" menu, and then press the [Enter ] b utton. TIP When a us[...]

91 Saving a User's Logo Select "Y es" in the sub-menu, then press the [Enter] button. The image to be recorded and a selection marquee bo x wi ll be display ed. Move the marquee bo x to select the par t of the image to u se. T ilt the [ ] button on the remote control or press the [ ], [ ], [ ] and [ ] buttons on the projector's [...]

92 Saving a User's Logo Select "Y es" at the confirmation screen, and then press the [Enter] button. Select the zoom rate in the Zoom rate setting s creen, and then press the [E nter] b utton. Select "Y es" at the confirmation screen, and then press the [Enter] button. The image will then be saved. Once the image has been s[...]

93 Optional Accessories and Consumab les The follow ing optional accessories are av ailable for purchase if required. This list of optional accessories is current as of J une, 2004. Details of acce ssories are subject to change without notice. * A special method of installation is required in order to suspend the projector from the ceiling. Please [...]

94 Glossar y The follo wing is an e xplanation of some of the terms used in this guide which may be unf amiliar or which are not e xplained in t he te xt of this guide itself. Further information can be obtained by referring to other commercially-av ailable publications. Abs. Color T emp. The temperature of an object which is emitting light . If th[...]

95 Glossary Resize d ispla y This function is used to allo w images that hav e a resolution more than or less than the projector's panel resolution to be projected so that they f ill the whole of the projection area. SDTV An abbreviati on for Standard Definition T elevision. It refers to standard tele vision systems which do not satisfy the co[...]

96 List of ESC/VP21 Commands Command Lis t When a po w er on command is sent to the projector , the po wer will turn on and the projec tor will change to warm-up mode . When the po wer has turned on, a colon ":" (3Ah) will be returned. When the projector e xecutes a command, it returns a ":" and waits for the next command to be [...]

97 List of ESC/VP21 Commands Cable Lay outs Serial connection • • • • Connector shape : D-Sub 9 pi n (male) • • • • Project or input c onnector : Control ( RS-232C) <At com puter> <At projec tor> (PC ser ial cabl e) <At computer > Sign al Function GND 5 5 GND GND Signal w ire ground RD 2 3 TD TD Transm it data TD 3[...]

98 List of ESC/VP21 Commands USB Conne ction Se tup In order to control the projector using ESC/VP21 commands via a USB connection, the follo wing preparations must be carried out. PROCEDURE Download the USB driver (USB-COM Driv er) from the EPSON website to your computer . The URL is as follows. http://www .epson.co.uk/s upport/do wnload/index.htm[...]

99 List of Suppor ted Monitor Displa ys * Connection is not poss ible if the equipment does not hav e a VGA output port. The projec tion of some signals not listed in t he table may st ill be possible. Ho we ver , not all functions may be supported. Computer/RGB Video Signal Refresh rat e g (Hz) Resolution (dots) Resolutions f or resi z e di splay [...]

100 Specifications * The USB interface complies with the USB 1.1 standard. The USB connector is not guaranteed to operate correctly with al l USB- compatible de vices. Product n ame Multimedia Projector EMP-821/81/61 Dimens ions 350 (W) × 109 (H) × 272 (D) mm (12.4 (W) × 4.3 (H) × 9.45 (D) in.) (not including feet) Pa n e l s i z e EMP-821 : 0.[...]

101 Specifications Saf ety USA UL60950 Third Edition Canada CSA C22.2 No.60950 ( cUL) European Communi ty The Lo w V oltage Dir ecti ve ( 73/23/EEC) IEC60950 3 rd Edit ion EMC USA FCC Part 15B Class B (DoC) Canada ICES-003 Class B European Communi ty The EMC Direc tiv e (89/336/EEC) EN55022, 1998 Cla ss B EN55024, 1998 IEC/EN61000-3- 2 IEC/EN61000-[...]

102 Appearance Uni ts: mm 4-M4 × 9 72.9 187.1 18 136 23 351 98 53.4* 2 109 Centre of lens 36 14 *Distan ce from center of le ns to suspe nsion brac ket fixing point 41.2 272[...]

103 Inde x A Abs. Color Temp. ................... 52 , 54 Air exhaust vent ............................. 7 Air filter ....................................... 10 Air intake vent .......................... 9 , 10 Aspect ratio .................................. 47 [Audio1] port ............................ 9 , 26 [Audio2] port ........................[...]

104 Index M Main menu ................................... 50 Manually Correcting Keystone Distortion ................................... 39 Menu ............................................ 50 Message ....................................... 61 Mini D-Sub 15-pin port ............... 19 [Monitor Out] port ......................... 9 Mouse pointer ...[...]

105 Index W Wide-screen Projection ............... 47 Wireless Mouse Function ............ 20 Z Zoom ring ...................................... 7[...]

106 W e :EPSON AMERICA, INC . Located at :3840 Kilro y Air por t W a y MS: 3-13 Long Beach, CA 90806 T el :562-290- 5254 Declare unde r sole responsibility that the product identified herein, complies with 47CFR P ar t 2 and 15 of the FCC rules as a Class B digital de vice. Each product marketed, is identical to the representative unit tested and f[...]

107 All rights reserved. No part of this publication may be reproduced, stored in a retriev al system, or transmitted in an y form or by any means, electronic, mechanical, photoc opying, recording, or otherwise, without the prior written permission of SEIK O EPSON CORPOR A TION. No patent liability is assumed with respect to the use of the informat[...]