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on, in Standby, or in make sure computer is off,
Hibernation. unplugged, and the battery
pack is removed.
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Table 5-20. Solving External Device Installation Problems
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Problem Probable Cause Solution(s)
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A new device is not Computer Setup has Run Computer Setup.
recognized as part of not been run to
the computer system. configure the new
device.
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Cable(s) of new Ensure that all cables are
external device are properly and securely
loose or power cables connected.
are unplugged.
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Power switch of new Turn off the computer, turn
external device was on the external device,
not turned on when then turn on the computer
the computer was to integrate the device
powered up. with the computer system.
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Device is not seated Turn off the computer and
properly. reinsert the device.
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Table 5-21. Solving Keyboard/Numeric Keypad Problems
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Problem Probable Cause Solution(s)
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Embedded numeric Num Lock function is Press the Fn+End/Num Lock
keypad on computer not turned on. keys to enable the Num Lock
keyboard is disabled. function and embedded
numeric keypad.
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Keyboard is locked. QuickLock is Enter password to exit
initiated. QuickLock.
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Table 5-22. Solving Trackball/Mouse Problems
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Problem Probable Cause Solution(s)
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Trackball or mouse Incorrect or no Install the device driver
does not work. device driver is and add to the AUTOEXEC.BAT
installed. file or CONFIG.SYS file.
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The device driver is Install the Compaq mouse
not installed in driver in Windows.
Windows.
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Integrated trackball An external pointing Disconnect the external
does not work. device is connected pointing device and restart
to the computer and the computer.
the system has
disabled the
integrated trackball.