IBM 3741 Operator's Manual page 24

Function Select Lower
FUN CT SE L lower makes it possible to use these functions:
by pressing these keys:
To use:
1.
Press FUNCT SEL lower.
2.
Then press the key below the function label.
Pressing RESET or FUNCT SEL upper cancels the pending
function selection.
14
Function Select Upper
FUNCT SEL upper makes it possible to use these functions:
' " ' N T
...
... INT DIVLAY DISl't.AY Dl•LAY
TO FllLD Flll.O FIELD FIELD
lOO TOTALS TOTALS
PftOG
NAME
by pressing these keys:
To use:
1.
Press FUNCT SEL upper.
2.
Then press the key below the. function label.
Pressing RESET or FUNCT SEL lower cancels the pending
function selection.