IBM Personal Computer XT Manual To Operations page 158

Note: Refer to the "Ribbon-Color Knob
Adjustment" procedure in the "IBM
Personal Computer Color Printer Installation
and Operating Instructions" in your Guide to
Operations.
Perform the ribbon adjustment procedure. Then
6
press
~
to print the test pattern and
o
verify the adjustment.
Warning: Wait until the printer stops before
making any adjustments.
7
Return to Step 4.
Note: If
you are unable to adjust the ribbon,
have the printer serviced.
8
Continue with the next Test.
7030-6 Test
April 1984