Lenovo G550 Laptop Lenovo G450/G550 User Guide V2.0 - Page 38

Upgrading and replacing devices

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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 a. Hold the spring-loaded battery latch in the unlocked position b, remove the battery pack in the direction shown by the arrow c. a1 1 c 2 b 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. 30

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30
Chapter 6. Upgrading and replacing devices
Replacing the battery
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
To replace the battery
1
Turn off the computer, or enter hibernation mode. Disconnect the AC adapter and all cables
from the computer.
2
Close the computer display, and turn the computer over.
3
Unlock the manual battery latch
. Hold the spring-loaded battery latch in the unlocked
position
, remove the battery pack in the direction shown by the arrow
.
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.
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.
Note:
Use only the battery provided by Lenovo. Any other battery could ignite or explode.
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.
a
b
c
2
b
1
1
a
c
Lenovo G450-550 UG V2.0_en.book
Page 30
Wednesday, September 2, 2009
9:29 AM