HP m280n, m270n, 894c, 896c Problem Solution Computer or part of it doesn’t seem to, Be working

Page 69

Problem

Solution

 

 

The computer (or part of it) doesn’t seem to

It’s possible that a voltage spike, power outage, or brownout has occurred.

be working. (continued)

Symptoms of voltage spikes include a flickering video display, unexpected computer

 

startups, and the computer not responding to your commands. A voltage spike can

 

occasionally corrupt or destroy files, so it is a good idea to consistently make

 

backup copies of your data files. Prevent voltage spikes by installing a surge

 

suppressor made for use with computers between the power outlet and the computer

 

power cord.

 

 

The computer doesn’t make any sound.

Press the Mute button on the keyboard to see if the Mute feature is turned on.

 

Use the keyboard controls to increase the volume.

 

Click the Volume icon on the taskbar. Increase the volume, and make sure the

 

Mute box is not checked.

 

If your speakers have a power button, check whether it is turned on and whether the

 

power supply is connected to the power source.

 

Check the speaker connections.

 

Remove the headphone connection.

When I push one of the special or multimedia buttons on the keyboard, nothing happens.

Check the button configuration. To configure the button:

1Click Start on the taskbar.

2Click Control Panel.

3Click Printers and Other Hardware, if it is present.

4Double-click Keyboard.

(continued)

Troubleshooting

61

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Contents User’s guide Hp media center pcUSA Safety Information AC Power Safety WarningsIii Safety and Comfort Help and Support HP Utility ProgramsHelp and Support Center HP Customer Care HP Web Site and HP SupportTable of Contents Viii Introduction WelcomeRead and follow all warnings How to Use This GuideIntroduction Where Can I Find Information?PC and Main Components InventoryMedia Center Components Speaker System ComponentsSetting Up My PC Setting UpChecklist Front of PC Location Back of PCNumber of connec Tors may vary byConnecting the Printer or Scanner Connecting the MonitorConnecting to the Internet Through a Network Port LAN With a telephone Connected toModem, you can Remote Sensor Connecting the Remote SensorConnecting the Signal Source Optional Connections Using the TV CablesConnections Connecting the TVWall to VCR to TV using coaxial cable Coaxial Cable Existing setup Add the PC with added cable Connecting Your Speakers PC Audio ConnectorsSpeakers Connect speakers to subwoofer Speaker SystemPlug color Connects to back of PC color Headphones Adjusting the VolumeUsing the microphone MicrophoneStarting My PC StartingStarting the PC for the First Time Selecting an ISP HP Desktop Starting PCEnabling TV Out Image Opening Media Center Software Programs Starting PC Click Turn Off Turning Off the PCClick Stand By Manual Standby ModeManual Hibernation Mode Click Control Panel Click Performance and Maintenance Automatic Standby or Hibernation ModePage Using the PC Hardware HardwareKeyboard Keyboard Functions Access buttonsConfigure the keyboard buttons Internet buttonsKeyboard Optical drive and Volume buttons Mouse Using the mouse buttonsScrolling Dragging and dropping45˚ Feet Remote ControlUse alkaline Batteries Remote control Install the remote control batteriesFWD Fast forward moves media forward Remote Control Buttons OverviewCD and DVD Drives Handling a CD or DVDInserting a CD or DVD DVD-ROM Drive Cd writer plusDvd writer Using the diskette drive Using the combo driveDvd/cd writer plus Combo Drive Opening the RecordNow programIn-1 Memory Card Reader Using the 6-In-1 memory card readerUpgrading and Servicing UpgradingPreparing the Computer Replacing the Side Panels Removing the Side PanelsLocating Components in the PC Chassis Replacing the Fan Duct Removing the Fan DuctAccessing the Optical Drives Removing the Optical Drive CS SL MA Installing a New Optical DriveRemoving the drive cage Replacing and Adding DrivesUpgradinge Removing and replacing the preinstalled hard drive Installing a second hard drive Adding Memory DIMMsDDR DIMMs Removing a memory module Installing a memory moduleReplacing Add-In Cards Removing Add-In CardsTroubleshooting Problem Solution My computer won’t turn on at allSupport Click Turn Off Computer Click Restart Computer or part of it doesn’t seem to be workingProblem Solution Computer or part of it doesn’t seem to Be workingComputer doesn’t make any sound Page Mouse doesn’t work, even though everything else does TroubleshootingAm using a TV with Media Center, but I cannot see anything USB Hub Power Exceeded errorCannot remove a CD or DVD Recovery Restore and RecoveryRecovery System Recovery CDsSystem restore Using Application Recovery and System RecoveryFreeing up space on your hard disk drive Displaying hard disk spaceChoose All Programs Choose Accessories Choose System Tools Increasing available hard disk spaceClick Control Panel Application recovery System recovery Important information about recorded TV programs Index IndexError, USB Hub Power Exceeded Fan duct 48 side panels Restarting PC from standby
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884, 894c, m200y (D7219Q), 896c, m280n specifications

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