Rockwell Automation 8520-GUM 9/Series CNC Grinder Operation and Programming Manual Documentation Set - Manual (Page 236)

Displays and Graphics
Chapter 8
8-16
{M CODE STATUS}
The currently active M codes are displayed. This screen indicates only the
last programmed M code in the modal group. It is the PAL programmers
responsibility to make sure proper machine action takes place when the M
code is programmed.
Figure 8.14
Result After Pressing {M CODE} Softkey
M05 SPINDLE STOP
M09 COOLANT OFF
M48 FEEDRATE OVERRIDE ENABLE
M CODE PRGRAM
D T G
ALL