HP CQ57-439WM, CQ57-489CA, CQ57-489WM, CQ57-410US Button, Control Panel System and Security Power

Page 16

Item

Component

Description

 

 

 

(5)

Internal display switch

Turns off the display and initiates Sleep if the display is

 

 

closed while the power is on.

 

 

NOTE: The internal display switch is not visible from

 

 

the outside of the computer.

*The antennas are not visible from the outside of the computer. For optimal transmission, keep the areas immediately around the antennas free from obstructions. To see wireless regulatory notices, refer to the section of the Regulatory, Safety, and Environmental Notices that applies to your country or region. These notices are located in Help and Support.

Button

Component

Description

 

 

Power button

When the computer is off, press the button to turn

 

on the computer.

 

When the computer is on, press the button briefly

 

to initiate Sleep.

 

When the computer is in the Sleep state, press the

 

button briefly to exit Sleep.

 

When the computer is in Hibernation, press the

 

button briefly to exit Hibernation.

 

If the computer has stopped responding and Windows

 

shutdown procedures are ineffective, press and hold the

 

power button for at least 5 seconds to turn off

 

the computer.

 

To learn more about your power settings, select Start >

 

Control Panel > System and Security > Power

 

Options, or refer to the HP Notebook Reference Guide.

 

 

8

Chapter 2 External component identification

Image 16
Contents Compaq Presario CQ57 Notebook PC Copyright 2011 Hewlett-Packard Development Company, L.P Safety warning notice Iv Safety warning notice Table of contents Setup Utility Bios and System Diagnostics 101 Viii Product description Category Description Computer modelsEquipped with an Processor Intel processor Product NameEquipped with an AMD Processor Intel processorChipset NorthbridgeMemory PanelHard drives Wireless Optical drive selectAudio and video EthernetExternal media card PortsKeyboard/pointing DevicesOperating system Preinstalled Serviceability End-user replaceable partsSupport for the following batteries SecurityExternal component identification DisplayComponent Description HP MediaSmart HP MediaSmart WebcamControl Panel System and Security Power ButtonKeys Fn keyLights TouchPad Left side Environmental NoticesRight side Bottom Service tag Illustrated parts catalogIllustrated parts catalog Computer major components ComponentPower button board includes cable Component Spare part numberPower connector cable Plastics Kit, includesIllustrated parts catalog Battery Wlan moduleCable Kit Display assembly subcomponents Mass storage devices Hard Drive Hardware Kit , includesComponent Spare part number HP Smart AC adapter Miscellaneous partsScrew Kit Plastics Kit Sequential part number listing Spare part number DescriptionWireless antenna transceivers and cables Keyboard cable Illustrated parts catalog Computer models in the United States Illustrated parts catalog Removal and replacement procedures Preliminary replacement requirementsService considerations Tools requiredGrounding guidelines Drive handlingTypical electrostatic voltage levels Event 10% 40% 55%Packaging and transporting guidelines Equipment guidelines Material Use Voltage protection levelComponent replacement procedures Service tagComputer feet Battery Description Spare part numberOptical drive select models only Page Wlan module Page Memory module Hard drive Page Page Keyboard Page Page Top cover Page Page Page Power button board TouchPad button board Page USB board Power connector cable Page Speakers Optical drive connector cable Display assembly Page Page Page Page Page Page System board Page Page RTC battery Page Fan/heat sink assembly Page Removal and replacement procedures Page Page Page Processor Page Setup Utility Bios and System Diagnostics Using Setup UtilityStarting Setup Utility Changing the language of Setup UtilityNavigating and selecting in Setup Utility Displaying system informationExiting Setup Utility Restoring factory settings in Setup UtilityUpdating the Bios Determining the Bios version Using System Diagnostics Specifications Computer specificationsInch display specifications Hard drive specifications Backup and recovery RestorePage Performing a system restore Select Start All Programs Recovery Manager Recovery ManagerRestoring using the restore media Changing the computer boot orderBacking up and recovering your information Using Windows Backup and Restore Using Windows system restore pointsCreate a system restore point Power cord set requirements Requirements for all countriesRequirements for specific countries and regions Country/region Accredited agency Applicable note numberBattery RecyclingPage Page Page Page Page Index Hdmi
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