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HP CQ56-148CA, CQ56-110US, CQ56-100XX, CQ56-104CA, CQ56-112NR, CQ56-115DX, CQ56-122NR, CQ56-154CA manual

Models: CQ56-110US CQ56-100XX CQ56-124CA CQ56-122NR CQ56-154CA CQ56-115DX CQ56-112NR CQ56-134CA CQ56-148CA CQ56-104CA

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16.Reconnect external power and external devices.

17.Turn on the computer.

50 Chapter 9 Memory modules

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HP CQ56-148CA, CQ56-110US, CQ56-100XX, CQ56-104CA, CQ56-112NR, CQ56-115DX, CQ56-122NR, CQ56-154CA, CQ56-124CA, CQ56-134CA manual

Contents

HP Notebook User Guide Product notice Safety warning notice Iv Safety warning notice Table of contents Multimedia Memory modules Security Appendix B Routine care Welcome Finding information Welcome Getting to know your computer TouchPad TopLights Top Button and speakers Keys Right side Left side Display Wireless antennas Bottom Additional hardware Networking Using an Internet service provider ISP Using a Wlan Identifying wireless and network status iconsCreating a wireless connection Turning wireless devices on and off Connecting to an existing Wlan Setting up a new Wlan Protecting your Wlan Roaming to another network Using Bluetooth wireless devices select models only Connecting to a local area network LANPage Using the keyboard Pointing devices and keyboard Function Action key Using the TouchPad Setting pointing device preferences Using the media activity controls Multimedia Audio Webcam select models only Adjusting the volumeChecking your audio functions Video VGA Power management Shutting down the computer Setting power options Using power-saving states Using the Power icon Using battery powerUsing power management Displaying the remaining battery charge Inserting or removing the battery Charging a battery Maximizing battery life Managing low battery levels Conserving battery power Storing a battery Disposing of a used battery Using external AC powerReplacing the battery Testing an AC adapter Drives Handling drives Replacing or upgrading the hard drive Removing the hard drive Installing the hard drive Page Playing a CD Using optical drives select models onlyIdentifying the installed optical drive Removing a CDPage Connecting a USB device Using a USB deviceExternal devices Using a USB device Using optional external drives Using optional external devicesRemoving a USB device Memory modules Page Page Page Security Using passwordsProtecting the computer Setting passwords in the operating system Operating system passwords Function Backup and Recovery Performing a system recovery Backing up your information Using Setup Utility Setup Utility BiosStarting Setup Utility Changing the language of Setup Utility Exiting Setup Utility Restoring factory default settings in Setup UtilityDisplaying system information Computer is unable to start up Troubleshooting and supportTroubleshooting Computer screen is blank Computer is unusually warm Software is functioning abnormallyComputer is on but not responding An external device is not working Wireless network connection is not working Optical disc tray does not open for removal of a CD Disc does not play Computer does not detect the optical driveMovie is not visible on an external display Contacting customer support Labels Component Routine care Cleaning the display Cleaning the TouchPad and keyboard Input power SpecificationsOperating environment Appendix C Specifications Electrostatic discharge Index LAN USB Wlan