Manuel d'utilisation / d'entretien du produit EMP-74 du fabricant Epson
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User’s Guide.
1 Notations Used in This User’ s Guide When "unit" or "proj ector" a ppears in the text of this User’ s Guide , it may re fer to it ems which a re accesso ries or opti onal equipment in additio n to the mai n projector unit itself.
2 Features of the Pr ojector The follo wing six preset colour modes are provided so that you can easily obtain the optimum ima ges simply by sel ecting the im age quality .
3 Features of the Projector The projector has a compact body with a footprint the size of an A4 page (24 (D) × 31.5 (W) × 8.7 (H) cm (9.45 (D) × 12.4 (W) × 3.43 (H) in.) and is light in weight (approximately 2.9 kg. (6.4 lbs)), making it easy to carry .
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 .......................
5 Contents Troubleshooti ng Using the Help ............................... ........................ .............. 69 Problem Solving ................ ........................ ........................ .. 71 Reading the Indicators .....................
Before Using the Projector This chapt er de scribes the p rocedur es f or setting up the p rojecto r bef ore use . P ar t Names and Func tions .......................... ......... 7 • Front/T op .................. ............. ............. .......
7 P ar t Names and Functions Fr ont/T op • Control panel p.8 • Zoom ring p.37 Adjusts the i mage size . • Remote control light-receivi ng area p.12 Receive s signa ls from the r emote control. • P ower indicator p.71 Flashes or lights i n different c olours to indicate the operati ng statu s of the projec tor.
8 Part Names and Functions Control P anel • [P ower] b utton p.33 , p.35 Turns the pr ojector power on and off. • [Source] button p.34 Switches the input source between the [Compute r1/ Component Vide o1] port, [Computer2/ Com ponent Video2] port, [S-Video] p ort and [Video] port each time the b utton is pressed.
9 Part Names and Functions Rear • Remote control light-receiving area p.12 Receives signals from the remote control. • Power inlet p.32 Connects to the power cable . • [Computer1/Compon ent Video1] port • [Computer2/Compon ent Video2] port p.1 7 , p.
10 Part Names and Functions Base • Lamp cover p.86 Open this c over when replac ing the lamp inside the proj ector. • Remote control holder p.12 Store the access ory remote cont rol in here when not using i t. • Air filter (air intake vent) p.83 , p.
11 Part Names and Functions Remote Cont r ol • Numeric buttons p.27 Use these butt ons to enter a password when using Password Protect. • Remote control light-emitting area p.1 2 Outputs remote contr ol signals. • [A/V Mute] button p.46 The audio a nd video are turned t urn on or off ea ch time the button i s pressed.
12 Bef ore Using the Remote Contr ol Using the Remote Control and Remot e Opera ting Rang e When using the remote c ontrol for the f irst time, pull out the in sulating tape that is protruding from the batter y holder . When the insulating tape is pulled out, the remote control can then be used.
13 Before Using the Remot e Control Use the remote c ontrol within the ranges indicated belo w . If the distance or angle between the remote c ontrol and the remote control light-receiving area is outside the normal operating range , the remote control may not wor k.
14 Installation Sett ing Up the Pr ojector The projector supports the follo wing four dif f erent projection methods, allo w ing you to choose the best method for displaying your images. * A special method of installation is required for suspending the projector from the ceiling.
15 Installation Screen Siz e and Projection Distance The distance between the projector's lens and the scr een determines the actual image si ze. While referring to the follo wing table, position the projector so that the images are projecte d onto the scree n at the optimum size.
16 Connecting to a Computer Eligi ble Compute r s The projector cannot be connected to some types of c omputer , 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 satisfies the conditions gi v en belo w .
17 Connecting to a Comput er Projecting Images from the Comput er The shape a nd specif ications of the compute r's monitor port will determine what type of cable should be used. Check the follo wing to see which type of port your computer has. Use the accessory computer cable to make the connection.
18 Connecting to a Comput er Use the optional VGA- HD15/BNC P C Cable to make the connection. See "Append ices: Optional Accessories" p.93 If the Monitor P o r t is a 5 BNC Po r t To monito .
19 Connecting to a Comput er Using t he Remote Control to Oper ate t he Mouse P oint er (Wir eless Mo use Fun ction) Y ou can use the remote control as a wireless mouse to control the mouse pointer on the computer screen.
20 Connecting to a Comput er Once the connection has been ma de, th e mouse pointer can be operated as follo ws. Moving the mouse pointer Press th e [ ], [ ], [ ] or [ ] but ton to move the mouse poi nter in the dir ectio n of the but ton pr essed. Left click Press the [Enter] button .
21 Connecting to a Comput er Connec ting to an Ex ternal Mon itor Analogue RGB images and RGB video ima ges from a computer that are being input to the [Computer1/Compone nt V ideo1] port c an be vie .
22 Connecting to a Video Sour ce Pr ojecting Composite Video Images Use the acc essory A/V cable to make the connection. CA UTION When connecting the projector to other v ideo sources, take the follo wing precautions. • Turn of f the p o wer for both the projector and the video source before connecting them.
23 Connecting to a Video Source Projecting S-Video Images Use a commerc ially- av aila ble S-V ideo cable to make the connections. Projecting Compon ent Video Imag es Use the optiona l component video cable to make the connection. See "Appendices: Optional Accessories" p.
24 Connecting to a Video Source Pr ojecting RGB Vide o Ima ges Use the accessory computer cable to make the connections. TIP • If the source is connected to the [Co mputer1/Component V ideo1] port, .
25 Pla ying Sound fr om the Video Equipment The projector has a built-in speak er with a maximum output of 1 W . Y ou can output sound from the connected video equipment (such as a computer or video deck) through the projec tor's buil t-in speaker if the video equipment has an audio output port.
26 Playing Sound from the Video E quipment Use the follo wing procedure to adjust the volum e of the sound output. PROCEDURE Press the [Menu] button on the remote control, and then select "V olume" from the "Audio" menu. For details on this operation, refer to "Using the Configuration Menus".
27 Pre v enting theft (P ass w or d Pr otect) When the Pa ssword P rotect function is act iv ated, people who do not kno w the password cannot use the projector to project images when the power is turned on. Furthermore, the company logo and administrator's name that are displayed when the power is turned on ca nnot be changed.
28 Preven ting thef t (Passwor d Protect) If an attempt is made to carry out any of the follo wing user logo operations, a message is displayed and the setting can not be changed. T o change the setting, set "User’ s Logo Protect" to "OFF" f irst.
29 Preven ting thef t (Passwor d Protect) Enter the length of tim e to be set using up to three digits. Press the numeric keypad b u ttons to enter a setting t ime within the range of 0 to 999 hours, and then press the [Enter] b utton. If you make a mistake entering the time, press the [Esc] button and re-enter the time.
30 Preven ting thef t (Passwor d Protect) Once the setting is c omplete , press the [Menu] button. 10 TIP • When the time period has elapsed and the passwor d is entered, projection will start again, the "T ime-elapsed" se tting will be reset to "0" and the countdo wn will start again.
Basic Operations This chapt er de scribes basic op erat ions such as t ur ning the proj ector on and off an d adjus ting the proj ected image s. T urning On the Projector ............................. ....... 32 • Connecting the P ower Cable .......
32 T urning On the Pr ojector T urn on the power to start projecting images. Connec ting the P ower Cable PROCEDURE Check that the power is turned off for the pr ojecto r and all components connected to the p r ojector . Connect the computer or other video so urce to the projector .
33 Turning On the Projector T urn ing On the P ower and Projecting Imag es PROCEDURE Check that the P ower indicator has stopped flas hing and is lit orang e . T urn on the power for all equipment co nnected to t he projector . For a video source, p ress the [P lay] button at the vid eo source t o start playback if necessary .
34 Turning On the Projector If more than one external device is connected t o the projector , use the remote control or projector contr ol panel buttons to select the image source to be projected while referring to the follo win g table. * The items se lected usi ng the "In put Signal" command in the "Image" menu will appear .
35 T urning Off the Pr ojector Follo w the proce dure below to t urn of f the po we r of the projector . PROCEDURE T urn off the power f or the signal sources that are connected to the projector . Check that the power for all connected components has been turned off.
36 Turning Off the Projector If not using the projector for a long period, unplug the power cable fr om th e electrical outle t. Attach the lens cover . Attach the lens cover to the lens when not using the projector , in order to stop the lens from getting dusty or dirty .
37 Adjusting the Screen Image These functions corre ct and adjust th e projected ima ges so that the optimum images can be obtained. Adjusting the Imag e Size (Zoom Funct ion) The size of the projected image is basica lly determined by the distance from the projector to the screen.
38 Adjusting the S creen I mage Adjus ting the I mage A ngl e an d A utoma tic K ey ston e Corre ction Func tion 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 at a slight v ertical angle instead.
39 Adjusting the S creen I mage When the proje ctor i s tilted v ertically , it will cause ke ystone distortion to appear in the i mage. Ho we ver , the projector is equippe d with an automatic ke yst.
40 Adjusting the S creen I mage Manu all y Correctin g K eysto ne Dist or tion The projector is provided with an automati c keyst one correction function which detects the vertical angle of th e projector and carries out keystone correction automatically .
41 Adjusting the Ima g e Quality The quality of the screen images can be adjusted as follows. Adjus ting Co mput er Ima g es and RGB Vi deo Im ages Automatic setup detects analogue RGB signals coming from a connected computer , and automatic ally adjusts th ese signals so that the optimum images can be obtained.
42 Adjusting the I mage Quality If vertical stripes appear in the projected computer or RGB video images, and this cannot be fi xed using automatic setup, you will need to adjust the t racking manually using the follo wing proc edure.
43 Adjusting the I mage Quality If flickering, fuzziness or interference a ppear in computer or RGB video images, and this cannot be fi xed using automatic setup, you will need to adjust the sync. (synchronization) manually using the follo wing proce dure.
44 Adjusting the I mage Quality Selecting th e Projection Quality (Colour Mo de S electio n) The following s ix preset colour m odes are av ailable for use depending on the characteristics of the images that are be ing projected.
Advanced Operations This ch apt er de scr ibe s fu nctio ns for enha nci ng the p ro jecti on of imag es, and h ow to use t he co nfi gurati on menus. Functions for Enhancing Projection ................. 46 • A/V Mute ............ ..................
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.
47 Functions for Enha ncing 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 v en while projection is paused, and so i t will not be possible to resume projection from the point where it was paused.
48 Functions for Enha ncing Projection Wide-scr een Projection of Images f r om Video Equipm ent (Cha nging th e Aspec t Ratio ) This function changes the aspect ratio of images from 4:3 to 16:9 when component video images ( YCbCr and Y PbPr ), S-V ideo or composite video images are being projected.
49 Functions for Enha ncing Projection E-Zo om This function lets you enlarge and reduce a part of projected imag es 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.
50 Using the Configuration Men u Functions The configuration menus can be used to carry out a va riety of settings and adjustments. The menus hav e a hierarchical structure , with a main menu that is di vide d into sub-menus, which are further divi ded into other sub-menus.
51 Using the Configurat ion Menu Functions Using the Configurat ion Menu Functions List of Fu nctions • The functions in the "Image" menu apart fr om "Input Signal", "Auto Setup" and "V ideo Signal" cannot be adjusted while no image signal is being input.
52 Using the Configurat ion Menu Functions Using the Configurat ion Menu Functions Color Mode Corrects the vi vidness of the ima ge colour . The settings can be sav ed se parately for each type of sour ce (computer or video source). Y ou can select from six dif ferent quality settings depending on th e surroundings.
53 Using the Configurat ion Menu Functions Using the Configurat ion Menu Functions Reset Resets all adjustment v alues for the "Image" menu functions excep t for the "Input Signal" setting to their def ault settings. • Press the [Enter] b utton on the re mote control t o reset the settings.
54 Using the Configurat ion Menu Functions Using the Configurat ion Menu Functions Component video ( YCbCr , YPbPr ) Video ( Composi te video , S-Video ) Sub-menu Function Def ault Position Mo ve s the image display positi on ve rtically and horizontally .
55 Using the Configurat ion Menu Functions Using the Configurat ion Menu Functions Color Mode Corrects the vi vidness of the ima ge colour . The settings can be sav ed se parately for each type of sour ce (computer or video source). Y ou can select from six dif ferent quality settings depending on th e surroundings.
56 Using the Configurat ion Menu Functions Using the Configurat ion Menu Functions Vi d e o Signal (Adjustment is only possible wh en composite video/S-V ideo signals are being input.
57 Using the Configurat ion Menu Functions Using the Configurat ion Menu Functions "A udio" M en u Sub-menu Function Def ault V olume Adjust s the v olume. Median value (10) Audio Input Selects the input source (port) fo r audio signals at the rea r of the projector .
58 Using the Configurat ion Menu Functions Using the Configurat ion Menu Functions "Setting" Menu Sub-menu Functi on Default K eyst one Corrects vertical k eys tone distortion in images. • When keystone correction is carried out, the projected image will be come small er .
59 Using the Configurat ion Menu Functions Using the Configurat ion Menu Functions Reset Resets a ll adjus tment v alues for the "Setting" menu functions to their default settings.
60 Using the Configurat ion Menu Functions Using the Configurat ion Menu Functions "User’ s Logo" Menu Sub-menu Function Def ault Execute Records a user's logo. p.90 • Press the [ Enter] b utton on the remote control and follo w the procedure appe aring on the screen.
61 Using the Configurat ion Menu Functions Using the Configurat ion Menu Functions "Advanced" Menu Sub-menu Function Defaul t Brightness Control This lets you set the lamp brightness to one of tw o settings.
62 Using the Configurat ion Menu Functions Using the Configurat ion Menu Functions Color Adjustment Adjusts the absolute Abs. Color T emp. and intensity of each RGB (red, green, blue) colour for each input source. •Abs. Color T emp.: Lets you adjust bright colours within a range from reddish tinges to bluish tinges.
63 Using the Configurat ion Menu Functions Using the Configurat ion Menu Functions COM Port This can be set to either "RS -232C" or "USB", depending on the port that is being used for communication with a computer .
64 Using the Configurat ion Menu Functions Using the Configurat ion Menu Functions • The "Info" menu sho ws the setting details for the c urrent image source. • The "Lamp Hours" item appears as 0H for 0–10 hours, and after that, it appears in units of 1 hour .
65 Using the Configurat ion Menu Functions Using the Configurat ion Menu Functions "Reset All" Menu Sub-menu Function Def ault Execute Resets all it ems in a ll menus to their default s e ttings. • Press the [Enter] b utton on the re mote control t o reset the settings.
66 Using the Configurat ion Menu Functions Using the Conf iguration Menus The configuration menus can be opera ted using the remote control only . PROCEDURE Press the [Menu] button. The configuration menu appears. Select a menu item. Press the [ ] or [ ] b u tton to mov e to an item to be selected.
67 Using the Configurat ion Menu Functions Select a sub-menu item. Press the [ ] and [ ] buttons to select the sub-menu item to be set, and then press the [Enter] button. The items appearing in the " Image" menu and the " Info" menu will vary depending on the type of input source being projected.
Troubleshooting This cha pter describes ho w to identify p rob lems and wha t to d o if a p rob lem is f ound. Using the Help .... .......................................... ....... 69 Pr oblem Solving. .......................................... .....
69 Using the Help If a problem occurs with the projector, th e 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.
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] button is pressed. 4 TIP If the Help function does not provide a solution to the problem, ref er to "Problem Solving" p.
71 Pr oblem Solving If you are having a problem with the projector , first check the pr ojector's indicators and refer to "Reading the Indicators" be low . If the indicators do not sho w c learly what the problem might be, refer to "When the Indicators Provide No Help".
72 Problem Solving W arm-up in progress (Not abnormal) Please wait . W arm-up time is approximately 40 seconds. After warm-up is complete, indicator stops flashing. (W arning) Indic ator : lit : fl ashing Status Cause Remed y or St atus Internal te mpera ture error (ov erheating) The lamp will turn of f automatically and proj ection will stop.
73 Problem Solving High-speed cooling in progress (This is not an abnormality , but if the temper ature rises too high again, projection will st op automatical ly .) • Check that the air f ilters and air exhaust v ent are clear and that the y are not up against a surface such as a wall.
74 Problem Solving When the Indica tors Pr ovide No Help If any of the follo wing problems occur a nd the indicators do not of fer a solution, refer to the pages giv en for each problem. No image s appear p.7 5 Projection does not start, the projection area is completely black, the projection area is completely blue, etc.
75 Problem Solving No ima ges ap pear Projecti on sto ps autom atica lly Prob le ms relating to im ages Check Re med y W as the [P ower] bu tton pressed? Press the [Po we r] button t o turn the po we r on. Are both indicators s witched off? The power cable is not connected correctly or power is not being supplied normally .
76 Problem Solving The me ssage "No t Supported." is disp la yed. The messa ge " No S ignal ." is display ed. Check Re med y Are the image si gnal f ormat set tings corre ct? If si.
77 Problem Solving Images are fuzzy or ou t of f ocus . Inter f ere nce or dist or ti on appe ar in imag es. Check Re med y Has the f ocus been adjusted correctl y? T urn the focus ring on the projector to adjust the focus. p.37 Is the lens cov er still attach ed? Remo v e the lens co v er .
78 Problem Solving Imag e is tr un cated (l arge ) or sma ll Check Re med y Has the aspect r atio been se t correct ly? Set the "Asp ect Ratio " menu command t o "4:3".
79 Problem Solving Image colour s are no t right Check Re med y Do the inp ut signal sett ings match the s ignals from the connec ted device? If the "Input Signal" menu command is set to a s.
80 Problem Solving Image s ap pear da rk Nothin g appe ars on t he ex ternal monitor P o wer does n ot turn on Check Re med y Have the im age bri ght ness and luminance been adjusted correctl y? Use the "Brightness" and "Brightness Control" menu commands to adjust the brightness and luminan ce.
81 Problem Solving No sou nd can be hear d or th e soun d is f aint The re mote contro l does n ot wo rk Other problems Check Re med y Is the audio source connected correctl y? Check that the ca ble is connected to the correct [A udio] port.
Appendices This cha pter pro vides inf or mation on mainten ance pr ocedu res to e nsure the best le v el of perf ormance from the proje ctor . Maintenance ....... ................................................. 83 • Cleaning ............. .......
83 Maintenance This section describes ma intenance tasks such as cleaning the projector 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 case by wiping it gently with a soft cloth.
84 Maintenance Replacing Consuma bles This section describes ho w to replace the remote control battery , the lamp and the air f ilter . Use the follow ing type of battery as a replace ment. 1 CR2025 lithium battery PROCEDURE Remove the battery h older .
85 Maintenance It is time to replac e the lamp when: • The messa ge "Rep lace the Lam p ." appears on the screen wh en proj ecti on st ar ts . • When th e (W arning) indica tor is f lashing red at 0.5- second inter vals • The pro jected imag e gets dark er or star ts to deteri orate .
86 Maintenance PROCEDURE T urn the pr ojector power off, wait f or the cool-down period to end, then di sconnect the power cable . The cool-down period lasts for about 20 seconds. W ait until the lamp has cooled down, then remove the lamp cover fr o m the base of the projector .
87 Maintenance T ake out the lamp . Hold the lamp as shown in the illustration below and lift it up and out of the projector . If the lamp is broken replace it w ith a new lamp, or contact your local dealer for further advice. If re placing the lamp yoursel f, be careful to av oid pie ces of broken glass.
88 Maintenance The projector has a bui lt-in counter which keeps track of the lamp operatin g time. When the cumulati ve opera ting time reaches a ce rtain point, it causes the replacement warning message to be displayed. Therefore, the counte r needs to be reset after the lamp has been re placed with a ne w one.
89 Maintenance The air filter can be replaced ev en if the projector is installed to a ceiling. PROCEDURE T urn the pr ojector power off, wait f or the cool-down period to end, then di sconnect the power cable . The cool-down period lasts for about 20 seconds.
90 Sa ving a User's Logo Y ou can record the image that is curre ntly being projected as a user's logo. PROCEDURE Project the image that y ou w ould like to use as a user's logo, a nd then press the [Menu] button. Select the "User’ s Logo" menu, and the n press the [Enter] button.
91 Saving a User's Logo The image to be rec orded and a selection marquee bo x will be displayed. Mo ve the marquee bo x to select the par t of the image to use . Press the [ ], [ ], [ ] an d [ ] buttons to select the part of the image to use as the user' s logo, and then press th e [Enter] button.
92 Saving a User's Logo Select "Y es" at the confirmation screen , and then press the [Enter] button. The image will then be saved. Once the image has been sav ed, the message "C ompleted" will be disp layed. 7 TIP • Saving the us er's logo may tak e a few moments (about 15 seconds).
93 Optional Accessories The following opti onal accessories are av ailable f or purchase if re quired. This list of optional accessories is current as of J uly 2003. Details of accessories are subject to change without notice. * A special method of installation is required in order to susp end the projector from the ceiling.
94 Glossar y Follo wing is an expla nation of some of t he terms used in t his guide which may b e unfamiliar or whi ch are not e xplained in the t ext of this guide i tself. Further information can be obtained by referring to other commercially-a vaila ble publicat ions.
95 Glossar y Refresh r ate The light-e mitting ele ment of a displ ay mainta ins the s ame luminosi t y and colour for a n extremel y short time. Be cause of this, the image mu st be scanned man y times per second in order to refresh the light -emitting element.
96 Glossar y XGA A type of video signal with a resolution of 1024 (horizontal) × 768 (vertical) dots which is us ed by IBM PC/A T -compatible compu ters. YCbCr The carrier signal which is contained in the colour bar signal used in modern TV transmissions.
97 List of ESC/ VP21 Commands Command Lis t When a po wer ON command is sent to the projector , the power for the projector turns on. When the projector is in a command ready state, it returns the "3Ah" (:) code. Furthermore, when command processing is complete, the projec tor also returns a ":" code.
98 List of ESC/VP21 Commands C a b l e L ayo u t s Serial connection • Connector shape : D-Sub 9 pi n (male ) • Project or inp ut conne ctor : Control (RS-23 2C) <At com puter> <At proj e.
99 List of ESC/VP21 Commands USB Connection 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 EMP Link 21L utility software f r om the EPSON web site to t he computer being used.
100 List of Suppor ted Monitor Displa ys * Connection is not possible if the e quipment does not hav e a VGA output port. The projec tion of s ome signa ls not listed in t he tabl e may still be possible. Howe ver , not all functions may be supported.
101 Specifications * The USB interface complies with the USB 1.1 sta ndard. The USB connector is not guaranteed to operate corre ctly with all USB-compa tible de vices. Product n ame Multimedia P rojector EMP-74/54 Dimens ions 315 (W) × 87 (H) × 240 (D) mm (12.
102 Appearance Uni ts: mm 4-M4 × 8 Cen tre o f projec tor 104 53 29 21 60 73 57.7 315 78.5 49.4* 2.9 87 Centre of lens 21 240 10 *Distanc e fro m center of len s to sus pensi on brac ket fix ing poin.
103 Inde x General Terms 13w3 Port ..................................... 17 5BNC Port ................................... 18 A Abs. Color Temp. ........................ 62 "Advanced" Menu ....................... 61 Air exhaust vent .........
104 Index N Numeric buttons .......................... 11 O Operating distance (Remote control) ........................ 13 Operating range (Remote control) ........................ 13 Operating tempe rature ............... 101 Optional accessories ..
105 W e :EPSON AMERICA, INC . Located at :3840 Ki lro y Air por t W a y MS: 3-13 Long Beach, CA 90806 T el :562-290-5254 Declare unde r sole responsibi lity t hat the product i dentified he rein, complies with 47CFR P a r t 2 and 15 of the FCC rules as a Class B digital de vice.
106 All rights reserved. No part of this publication m ay be reproduced, stored in a retriev al syst em, or transmitted in any form or by any means, electronic, mechanical, photoc opying, recording, or otherwise, withou t the prior written permission of SEIK O EPSON CORPORA TION.
Un point important après l'achat de l'appareil (ou même avant l'achat) est de lire le manuel d'utilisation. Nous devons le faire pour quelques raisons simples:
Si vous n'avez pas encore acheté Epson EMP-74 c'est un bon moment pour vous familiariser avec les données de base sur le produit. Consulter d'abord les pages initiales du manuel d'utilisation, que vous trouverez ci-dessus. Vous devriez y trouver les données techniques les plus importants du Epson EMP-74 - de cette manière, vous pouvez vérifier si l'équipement répond à vos besoins. Explorant les pages suivantes du manuel d'utilisation Epson EMP-74, vous apprendrez toutes les caractéristiques du produit et des informations sur son fonctionnement. Les informations sur le Epson EMP-74 va certainement vous aider à prendre une décision concernant l'achat.
Dans une situation où vous avez déjà le Epson EMP-74, mais vous avez pas encore lu le manuel d'utilisation, vous devez le faire pour les raisons décrites ci-dessus,. Vous saurez alors si vous avez correctement utilisé les fonctions disponibles, et si vous avez commis des erreurs qui peuvent réduire la durée de vie du Epson EMP-74.
Cependant, l'un des rôles les plus importants pour l'utilisateur joués par les manuels d'utilisateur est d'aider à résoudre les problèmes concernant le Epson EMP-74. Presque toujours, vous y trouverez Troubleshooting, soit les pannes et les défaillances les plus fréquentes de l'apparei Epson EMP-74 ainsi que les instructions sur la façon de les résoudre. Même si vous ne parvenez pas à résoudre le problème, le manuel d‘utilisation va vous montrer le chemin d'une nouvelle procédure – le contact avec le centre de service à la clientèle ou le service le plus proche.
