25Replacing the Battery PackIn the standby mode, do not remove/change the battery pack. Re-moving the pack in the standby mode will erase your data and maydamage the computer.1 Power off your computer ( “Starting Up/Shutting Down”)Do not shut down using the standby function.Battery Power2 Turn your computer over and remove the coverSlide the latch, and then without releasing it, slide and remove the cover.4 Reattach the coverMatch the mark on the cover to the body of the computer and slide thecover back into place.Be sure the battery pack is properly connected to the connector.For an improperly attached cover, your battery pack may fall outwhile you are carrying around your computer.Be sure the tab does not get caught when closing the cover.TabDo not touch the terminals on the battery pack. The battery pack may no longerfunction properly if the contacts are dirty or damaged.The battery pack is not charged when the computer is first purchased. Be sure tocharge it before using it for the first time. When the AC adaptor is connected tothe computer, charging begins automatically.Use only the specified battery pack (CF-VZSU18) with your computer.CAUTIONCAUTIONCAUTIONCAUTION3 Taking out the battery packPull the tab on the battery pack and remove it from the computer.Inserting a battery packFirmly attach the battery pack to the connector.CoverLatchBattery PackMarkWhen the charge provided by your battery pack is supplied for only a short period oftime, even after fully charging according to the instructions, it may be time to replaceyour battery pack. The battery pack is a consumable item and therefore will requirereplacement (CF-VZSU18).