Identifying The Bottom Parts Of The Computer - HP ProBook 4445s Maintenance And Service Manual

Component
(3)
(4)

Identifying the bottom parts of the computer

NOTE: The service door has been removed in the following illustration.
18 Chapter 2 External Component Identification
Service door
Vents (2)
Description
Protects the hard drive bay, the wireless LAN (WLAN)
module slot, and the memory module slots.
CAUTION: To prevent an unresponsive system, replace
the wireless module only with a wireless module
authorized for use in the computer by the governmental
agency that regulates wireless devices in your country or
region. If you replace the module and then receive a
warning message, remove the module to restore computer
functionality, and then contact support through Help and
Support.
On Windows 7 models, contact technical support through
Help and Support.
On Windows 8 models, From the Start screen, type help,
and then select Help and Support
On SUSE Linux models, contact technical support through
Linux Help.
Enable airflow to cool internal components.
NOTE: 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.