External component identification
Bottom components
Item
Component
(1)
Vents (5)
(2)
Battery bay
(3)
Battery lock
(4)
Accessory battery connector
(5)
Memory module compartment
(6)
Battery release latch
2–10
Description
Enable airflow to cool internal components.
✎
The computer fan starts up automatically to cool internal components
and prevent overheating. It is normal for the internal fan to cycle on and
off during routine operation.
Holds the primary battery.
✎
The primary battery is preinstalled in the battery bay at the factory.
Locks the primary battery inside the battery bay.
Connects an optional accessory battery.
Holds the memory modules.
Releases the primary battery from the battery bay.
Maintenance and Service Guide