[. . . ] Unplug this product from the wall outlet and refer servicing to qualified service personnel under the following conditions: a. When the power cord or plug is damaged or frayed If liquid has been spilled into the product If the product has been exposed to rain or water If the product does not operate normally when the operating instructions are followed. Adjust only those controls that are covered by the operating instructions since improper adjustment of other controls may result in damage and will often require extensive work by a qualified technician to restore the product to normal condition. If the product exhibits a distinct change in performance, indicating a need for service. e. [. . . ] APPAREIL A LASER DE CLASSE 1 PRODUIT LASERATTENTION: RADIATION DU FAISCEAU LASER INVISIBLE EN CAS D'OUVERTURE. LASER KLASSE 1 VORSICHT: UNSICHTBARE LASERSTRAHLUNG, WENN ABDECKUNG GEÖFFNET, NICHT DEM STRAHLL AUSSETZEN. PRODUCTO LÁSER DE LA CLASE I ADVERTENCIA: RADIACIÓN LÁSER INVISIBLE AL SER ABIERTO. ADVARSEL: LASERSTRÅLING VEDÅBNING SE IKKE IND I STRÅLEN VARO!VARNING: LASERSTRÅLNING NÅR DENNA DEL ÅR ÖPPNAD ÅLÅ TUIJOTA SÅTEESEENSTIRRA EJ IN I STRÅLEN VARNING: LASERSTRÅLNING NAR DENNA DEL ÅR ÖPPNADSTIRRA EJ IN I STRÅLEN ADVARSEL: LASERSTRÅLING NAR DEKSEL ÅPNESSTIRR IKKE INN I STRÅLEN ix Lithium battery statement CAUTION Danger of explosion if battery is incorrectly replaced. Replace only with the same or equivalent type recommended by the manufacturer. Discard used batteries according to the manufacturer's instructions. Benytt same batteritype eller en tilsvarende type anbefalt av apparatfabrikanten. Anvãnd samma batterityp eller en ekvivalent typ som rekommenderas av apparattillverkaren. VAROITUS Päristo voi räjähtää, jos se on virheellisesti asennettu. Hävitä käytetty paristo valmistajan ohjeiden mukaisesti. To ensure correct installation, refer to the documentation that comes with your new components before you start to add or replace components. Possible upgrade options include the following: Replace the HDD with a higher capacity model, or add a second HDD. Install a graphics card as a substitute for the embedded graphics subsystem. Install an add-on card, such as a fax/modem card, in one of the empty PCI slots. 8 Questions & Troubleshooting This section attempts to answer some frequently asked questions regarding your AcerPower computer system, as well as offering tips for troubleshooting problems. Refer to the online help file for additional information about your AcerPower computer system. Q: My monitor displays a blank screen, my corded mouse/keyboard does not function, or my speakers do not emit sound. If a system component does not perform correctly, first check that it is plugged in and turned on (if necessary) and connected to the computer correctly. For specific questions and problems relating to the monitor and speaker set, refer to the documentation provided with those components. Q: A: My monitor is turned on and connected correctly but the screen is still blank. Also, move the mouse or tap a key on the keyboard to make sure that the monitor is not in power-saving mode. Your AcerPower computer system features an optical mouse providing greater freedom of use. [. . . ] If you are still unable to read the diskette, check that it is a disk drive problem by inserting and attempting to read other diskettes. You might have a defective diskette, or your diskette might need formatting. If you believe that there is a problem with the drive, take your computer in for servicing. A: Q: A: Q: A: 9 Q: A: My system freezes. Sometimes Windows experiences problems that cause the operating system to "hang". [. . . ]