IBM Personal Computer XT Manual To Operations page 72

Example 3
XX:XX:XX
XXX
KIOK
ERROR. (RESUME="F1" KEY)
Warning: If the above message appears on your
screen, it means the POST detected an error. The
message also will appear if you have an expansion
unit that is not connected to your system or that
does not have its Power switch set to On.
Pressing the F 1 key allows the system to bypass the
error condition for the diagnostic tests, but your
system may not function correctly unless it is
serviced.
Continue with "Loading Diagnostics" on the next page.
000-2 Test
April 1984