User’s Manual 2-5
L550/L555/L550D/L555D
Underside
The following figure shows the underside of the computer. You should
ensure that the display is closed before the computer is turned over to
avoid causing any damage.
Figure 2-4 The underside of the computer
1. Battery safety lock
2. Battery
3. Battery release latch
4. Cooling vents
5. Memory module slots
6. Hard Disk Drive
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3
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Battery safety lock Slide this latch into its “Unlock” position in order
to release the battery pack and prepare for
removal.
Battery pack The battery pack provides power to the computer
when the AC adaptor is not connected. For more
detailed information on the use and operation of
the battery pack please refer to Chapter 6, Power
and Power-up Modes.
Battery release latch Slide and hold this latch into its “Unlock” position
in order to release the battery pack.
For more detailed information on removing the
battery pack please refer to Chapter 6, Power
and Power-up Modes.
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