User's Manual

Troubleshooting 8-6
z Make sure if the device needs any jumper or switch settings. (Refer to
the documentation that came with the device.)
z Check the cables or power cords for correct connections.
z For an external device that has its own power switch, make sure that
the power is turned on.
Hard Disk Drive Problems
The hard disk drive error message appears on the screen.
z The hard disk drive has defects. Ask your dealer for help.
The hard disk drive operations seem slow.
z The data files stored on the hard disk drive may be fragmented. Use a
tool such as Window’s Disk Defragmenter to defragment the files.
The hard disk drive in-use indicator glows without blinking.
z The data files stored on the hard disk drive may be fragmented. Use a
tool such as Window’s Disk Defragmenter to defragment the files.
Keyboard, Mouse, and Touchpad
Problems
The keyboard does not respond.
z Try connecting an external keyboard. If it works, contact an
authorized dealer, as the internal keyboard cable might be loose.
The numeric keypad is disabled.
z Make sure that the Num Lock is switched on. (Check if the Num
Lock Indicator glows or not.)
The external keyboard does not work.
z Make sure that the keyboard cable is properly connected.