Test 1400 - IBM Personal Computer AT Manual To Operations

Test 1400
1
Press Enter
(~
) to start this test.
Did you receive a 1404 error?
XX:XX:XX
ERROR
MATRIX PRINTER 1404
END - TEST 1400
PRESS "ENTER" TO CONTINUE
1
(X
can be any number.)
YES Have your system unit serviced. Be sure
your Key Lock key is with your system
unit.
NO Go To Step 2.
Test 1400-1