Panasonic U500D user manual Battery

Troubleshooting

Battery

If you suspect a problem with the battery, check the Battery indicator. For information on indicator and battery operation refer to Chapter 6, Power and

Power-Up Modes.

Problem	Procedure
Battery doesn’t	The battery may be discharged. Connect the AC
power the computer	adaptor to charge the battery.
Battery doesn’t	If the battery is completely discharged, it will not
charge when the AC	begin charging immediately. Wait a few minutes.
adaptor is attached	If the battery still does not charge, make sure the
(Battery indicator
	outlet of the AC adaptor is supplying power.
does not glow
	Test it by plugging in an appliance.
orange.)
	Check whether the battery is hot or cold to the
	touch. If the battery is too hot or too cold, it will not
	charge properly. Let it reach room temperature.
	Unplug the AC adaptor and remove the battery to
	make sure the terminals are clean. If necessary
	wipe them with a soft dry cloth dipped in alcohol.
	Connect the AC adaptor and replace the battery.
	Make sure it is securely seated.
	Check the Battery indicator. If it does not glow,
	let the computer charge the battery for at least
	20 minutes. If the Battery indicator glows after
	20 minutes, let the battery continue to charge at
	least another 20 minutes before turning on the
	computer.
	If the indicator still does not glow, the battery may
	be at the end of its operating life. Replace it.
	If you do not think the battery is at the end of its
	operating life, see your dealer.
Battery doesn’t	If you frequently recharge a partially charged
power the computer	battery, the battery might not charge to its full
as long as expected	potential. Fully discharge the battery, then try to
	charge it again.
	Check the power consumption settings in the
	Power Options. Consider using a power saving
	feature.

9-6 User’s Manual