HP Pavilion dv4-2100 HP Pavilion dv4 Entertainment PC - Maintenance and Servic - Page 21

Bottom components

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External component identification Bottom components Item 1 2 3 4 5 6 Component Battery bay Battery Release latch Mini Card compartment Memory Module compartment SmartBay Release latch Vents (3) 7 Hard Drive bay Description Holds the battery. Releases the battery from the battery bay. Contains the RTC battery. Contains the two memory module slots. Releases the SmartBay module. Enables airflow to cool internal components. ✎ The computer fan starts 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 hard drive and the wireless LAN (WLAN) device. Ä 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 technical support through Help and Support. 2-10 Maintenance and Service Guide

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2–10
Maintenance and Service Guide
External component identification
Bottom components
Item
Component
Description
1
Battery bay
Holds the battery.
2
Battery Release latch
Releases the battery from the battery bay.
3
Mini Card compartment
Contains the RTC battery.
4
Memory Module compartment
Contains the two memory module slots.
5
SmartBay Release latch
Releases the SmartBay module.
6
Vents (3)
Enables airflow to cool internal components.
✎
The computer fan starts automatically to cool internal components and
prevent overheating. It is normal for the internal fan to cycle on and off
during routine operation.
7
Hard Drive bay
Holds the hard drive and the wireless LAN (WLAN) device.
Ä
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
technical support through Help and Support.