HP ProBook 4545s Notebook PC Maintenance and Service Guide

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NOTE: Your computer may look slightly different from the illustration in this section.
Component Description
(1)
Battery and service door release latches ● Release the battery from the battery bay by sliding
the release latches one time.
●
When the battery has been removed from the battery
bay, release the service door from the computer by
sliding the release latches a second time.
(2) Battery bay Holds the battery.
(3)
Service door 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.
Windows 7: Contact is made through Help and Support.
Windows 8: Contact is made through Help and Support.
From the Start screen, type help, and then select Help
and Support.
SUSE Linux: Contact is made through Linux Help
(4) Vents (2) 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.
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