Notice DELL Precision M70 disponible gratuitement après inscription

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er with the main battery installed at all times. Use a battery to run the computer when it is not connected to an electrical outlet. One battery is supplied as standard equipment in the battery bay. Battery operating time varies depending on operating conditions. You can install an optional second battery in the module bay to significantly increase operating time. For more information about the optional second battery, see your User’s Guide. NOTE: Battery operating time (the time it can hold a charge) decreases over time. Depending on how often the battery is used and the conditions under which it is used, you may need to purchase a new battery during the life of your computer. battery Mini PCI card/modem/DIMM module cover battery-bay latch release docking device slotprocessor-fan air ventvideo-fan air vent14Quick Reference Guide www.dell.com | support.dell.com Operating time is significantly reduced when you perform operations including, but not limited to, the following: •Using CD, DVD, or other optical drives •Using wireless communications devices, PC Cards, or USB devices •Using high-brightness display settings, 3D screen savers, or other power-intensive programs such as 3D games •Running the computer in maximum performance mode NOTE: It is recommended that you connect your computer to an electrical outlet when writing to a CD orDVD. You can check the battery charge before you insert the battery into the computer. You can also set power management options to alert you when the battery charge is low. CAUTION: Using an incompatible battery may increase the risk of fire or explosion. Replace the battery only with a compatible battery purchased from Dell. The lithium-ion battery is designed to work with your Dell computer. D...