Chapter 6. Upgrading And Replacing Devices; Replacing The Battery - Lenovo 2958FDU User Manual

Lenovo G450-550 UG V2.0_en.book Page 30 Wednesday, September 2, 2009 9:29 AM

Chapter 6. Upgrading and replacing devices

Notes:
• The illustrations used in this chapter are of the Lenovo G550, unless otherwise stated.
• The following steps about upgrading and replacing devices are the same for the G450 and G550.

Replacing the battery

Note: Use only the battery provided by Lenovo. Any other battery could ignite or explode.
To replace the battery
1
Turn off the computer, or enter hibernation mode. Disconnect the AC adapter and all cables
from the computer.
Note: If you are using an ExpressCard device, the computer might not be able to enter hibernation mode. If
this happens, turn off the computer.
2
Close the computer display, and turn the computer over.
3
Unlock the manual battery latch
b
position , remove the battery pack in the direction shown by the arrow
a
4
Install a fully charged battery.
5
Slide the manual battery latch to the locked position.
6
Turn the computer over again. Connect the AC adapter and the cables to the computer again.
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a
. Hold the spring-loaded battery latch in the unlocked
1
1
c
.
c
2
b