User manual HITACHI G12SR3

[. . . ] CAUTION This symbol indicates information that, if ignored, could possibly result in personal injury or physical damage due to incorrect handling. NOTE · The information in this manual is subject to change without notice. · The manufacturer assumes no responsibility for any errors that may appear in this manual. · The reproduction, transfer or copy of all or any part of this document is not permitted without express written consent. Trademark acknowledgment · Mac® is a registered trademark of Apple Inc. [. . . ] The image quality may deteriorate when you play back audio data transferred together with the image data. To give priority to the image quality, turn off the sound by selecting the checkbox. About The version information of the "LiveViewer Lite for USB". NOTE · When the resolution is changed, the arrangement of icons on computer desktop screen may be changed. · If one of the AUDIO IN ports is selected or is selected for USB TYPE B in AUDIO SOURCE of the AUDIO menu ( 45), audio sound operation in the Options window will be disabled. 93 Maintenance Maintenance Replacing the lamp A lamp has finite product life. Using the lamp for long periods of time could cause the pictures darker or the color tone poor. Note that each lamp has a different lifetime, and some may burst or burn out soon after you start using them. To prepare a new lamp, make contact with your dealer and tell the lamp type number. Type number : DT01021 lamp cover 3 Replacing the lamp Turn the projector off, and unplug the power cord. If the projector is mounted on a ceiling, or if the lamp has broken, also ask the dealer to replace the lamp. Loosen the screw (marked by arrow) of the lamp cover and then slide and lift the lamp cover to the side to remove it. At the lamp replacing, make sure that the screws are screwed in firmly. Use of a lamp that does not meet the lamp specifications for this model could cause a fire, damage or shorten the life of this product. · If the lamp breaks soon after the first time it is used, it is possible that there are electrical problems elsewhere besides the lamp. If this happens, consult your local dealer or a service representative. · Handle with care: jolting or scratching could cause the lamp bulb to burst during use. · Using the lamp for long periods of time, could cause it dark, not to light up or to burst. When the pictures appear dark, or when the color tone is poor, please replace the lamp as soon as possible. Do not use old (used) lamps; this is a cause of breakage. 95 Disconnect the plug from the power outlet Maintenance Cleaning and replacing the air filter The air filter unit of this projector consists of a filter cover, two kinds of filters, and a filter frame. However, please check and clean it periodically to keep ventilation needed for normal operation of the projector. When the indicators or a message prompts you to clean the air filter, comply with it as soon as possible. To prepare new filters, make contact with your dealer and tell the following type number. [. . . ] · No está permitida la reproducción, transmisión o utilización de este documento ni de su contenido sin autorización expresa por escrito. NOTA · Le informazioni riportate in questo manuale sono soggette a modifica senza preavviso. · Il produttore declina qualsiasi responsabilità per eventuali errori che potrebbero comparire nel presente manuale. · E' vietata la riproduzione, la trasmissione o l'utilizzo del presente documento o del suo contenuto senza espressa autorizzazione scritta. [. . . ]