IBM 5280 User's Setup Procedures page 107

13. Make a check mark in the box
S
below indicating
completion of step 9 through step 12 for this keyboard.
Keyboard Steps 9-12
Number
Completed
0
0
0
2
0
3
0
Repeat step 9 through step 12 for each keyboard (maximum of four
keyboards) on your system.
When you have completed steps 9 through 13 for each keyboard on your
system, read the progress check block and continue to the next step.
PROGRESS CHECK
,. You should have keyed a 2 and a Z at each keyboard on your
system.
User's Setup Procedures 101