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7. Latitude D531 の取扱説明書・マニュアル

Latitude D531の取扱説明書・マニュアル [全110ページ 5.83MB]

14 Quick Reference GuideLow-Battery Warning NOTICE: To avoid losing or corrupting data, save your work immediately after a low-battery warning. Then connect the computer to an electrical outlet, or instal l a second battery in the medi a bay. If the battery runs completely out of power, hibe rnate mode begins automatically.By default, a pop-up window warns you when the batt ery charge is approximately 90 percent depleted. You can change the settings for the battery alarms in QuickSet or the Power Options Properties window. See "Configuring Power Management Settings" in your User's Guide for information about accessing QuickSet or the Power Options Properties window.Charging the Battery NOTE: With DellTM ExpressChargeTM, when the computer is turned off, the AC adapter charges a completely discharged battery to 80 perce nt in about 1 hour and to 100 percent in approximately 2 hours. Charge time is longer with the computer turned on. You can l eave the battery in the com puter for as long as you like. The battery's internal circuitry prevents the battery from overcharging. NOTE: You must use a 90-Watt AC adaptor to use ExpressCharge a 9-cell battery.When you connect the computer to an electrical outlet or insta ll a battery while the computer is connected to an electrical outlet, the computer checks the battery charge and temperature. If necessary, the AC adapter then charges the battery and maintains the battery charge.If the battery is hot from being used in your com puter or being in a hot env ironment, the battery may not charge when you connect the com puter to an electrical outlet.The battery is too hot to start charging if the light flashes alternately green and orange. Disconnect the computer from the electrical outlet and allow the computer and the battery to cool to room temperature. Then connect the comp uter to an electrical outlet to continue charging the battery.For more information about resolving problems with a battery, see "Power Problems" in your User's Guide.Removing the Battery CAUTION: Before performing these procedures, turn off the computer, disconnect the AC adapter from the electrical outlet and the computer, disconn ect the modem from th e wall connector and comp uter, and remove any other external cables from the computer. CAUTION: Using an incompatible battery may increase the risk of fire or explos ion. Replace the battery only with a compatible battery purchased from Dell. The battery is designed to wo rk with your DellTM computer. Do not use a battery from other computers with your computer. NOTICE: You must remove all external cables from the computer to avoid possibl e connector damage. For information about replacing the se cond battery, which is loca ted in the media bay, see "U sing Multimedia" in your User's Guide.

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