Check that the AC power supply is switched on, and that
the fuse in the AC plug has not blown. If the system still
does not seem to be getting power, try another power cord.
If there is no display check: that the monitor is turned on,
and the brightness and contrast controls are set
If an expansion card does not work, check: that all cables
are securely connected to the card, that the card is
configured correctly and does not clash with another card
or a motherboard feature, and that software which drives
or uses the card is correctly configured.
If you have problems accessing a floppy disk or diskette,
check: that the disk is inserted correctly, the disk has been
correctly formatted, that the disk is not write protected
and that the file attributes allow you to perform the current
Hard disk drives
If you have problems accessing a hard disk drive, check: that
the controller the drive is connected to is enabled, that the
disk has been correctly formatted, and that the file attributes
allow you to perform the current operation.
XEN OWNER'S HANDBOOK 7/5