21
- Locating the Controls and Connectors
Memory Upgrade Compartment
Your notebook comes with high speed Double Data Rate 3 Synchronous Dynamic RAM (DDR3 SDRAM). The memory
upgrade compartment allows you to expand the system memory capacity of your notebook, thus improving overall
performance. See “Memory Upgrade Module” on page 73. Under normal circumstances, it should not be necessary to
open this compartment.
Port Replicator Connector
This connector allows you to connect the optional Port Replicator to your notebook.
Battery Release Latches
The battery release latches are used to lock and release the battery in the battery bay. See “Lithium ion Battery” on
page 58.
Lithium ion Battery Pack
The battery bay contains the internal Lithium ion battery pack. It can be unlatched for the removal of the battery
when stored over a long period of time or for swapping a discharged battery with a charged Lithium ion battery. See
“Lithium ion Battery” on page 58.
Dust Filter Cover
The dust filter cover is used to help prevent dust and dirt from entering your system. (See “Cleaning the dust filter” on
page 120).
Air Vents
The air vents allow air to circulate through the system to cool down the components.
T
O
PROTECT
YOUR
NOTEBOOK
FROM
DAMAGE
AND
TO
OPTIMIZE
SYSTEM
PERFORMANCE
,
BE
SURE
TO
KEEP
ALL
AIR
ALL
VENTS
UNOBSTRUCTED
,
CLEAN
,
AND
CLEAR
OF
DEBRIS
. T
HIS
MAY
REQUIRE
PERIODIC
CLEANING
,
DEPENDING
UPON
THE
ENVIRONMENT
IN
WHICH
THE
SYSTEM
IS
USED
.
D
O
NOT
OPERATE
THE
NOTEBOOK
IN
AREAS
WHERE
THE
AIR
VENTS
CAN
BE
OBSTRUCTED
,
SUCH
AS
IN
TIGHT
ENCLOSURES
OR
ON
SOFT
SURFACES
LIKE
A
BED
OR
CUSHION
.
