Troubleshooting

115

Troubleshooting Your Computer

116

My computer does not start

116

My computer starts, but a BIOS error appears

116

My computer starts, but the message “Operating system not

found” appears and Windows does not start

117

My computer stops responding or does not shut down.

..118

The Power Management setting is not responding

118

The sound of my computer’s fan is too loud

119

Why does the System Properties dialog box display a slower

CPU speed than advertised?

119

Troubleshooting the LCD Screen

120

My LCD screen is blank

120

The image on my connected external display is not centered

or sized properly

120

I cannot simultaneously display movies, DVD video, or the

Smart Capture (Finder) window on the LCD display and an

external display

120

I want to change the video resolution of my display

120

Troubleshooting the Mouse and Touchpad

121

My mouse does not work

121

My touchpad does not work properly

121

ThepointerdoesnotmovewhileIamusingtheTouchpadorMouse. 122

TroubleshootingDrives,PCCardsandPeripheralDevices

123

Myfloppydiskdriveicondoesn’tappeareventhoughitisconnected. 123

My optical drive is not playing my disc properly

123

My optical disc drive tray does not open

124

I cannot use digital video (DV) devices. The message “DV equipment seems to be disconnected or turned off” appears.

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Sony Personal Computer manual Troubleshooting 115