1-6 Dell Inspiron 3000 Series Service ManualBattery Charge GaugeThere is a battery charge gauge on the main and secondary battery. The chargegauge has four charge-level indicator lights that indicate how much batterycharge remains. Each light indicates approximately 25 percent battery charge.Press the status button to the right of the lights to check the total battery charge.If none of the lights are on, the battery has no charge left.CAUTION: If only one or none of the charge-level indicator lights are lit,the battery is almost completely discharged. Do not use the batteryunless the computer is connected to AC power or unless you install a sec-ond charged battery.• The AC power indicator with the battery status in-dicator means the battery is defective.• An indicator with one bar on the left means a battery istoo hot. Allow the battery to cool to room temperature.• The AC power indicator with the battery status in-dicator and one bar means that the battery is toohot (60° C [140° F] or more) to start charging. Charg-ing starts automatically when the battery cools tobelow 45° C.• An indicator with no bars means that battery power islow (about 90 percent depleted). This is the first low-battery indication and the computer warns the userwith three short, audible beeps. There are about10 minutes of battery life remaining.• A blinking indicator with no bars means that batterypower is critically low (about 95 percent depleted) andneeds recharging. There are about 5 minutes of batterylife remaining.• An indicator with bars on the right side of the iconindicates the percentage of battery life remaining.Each bar equals 10 percent of battery life.