Siemens SINUMERIK 840D sl Function Manual page 1642

Detailed Description
2.1 Spindle modes
2.1.6 Default mode setting
Machine data
The default setting of the spindle mode allows configuration of the basic spindle setting
following Power On, NC-START and RESET using machine data:
MD35020 $MA_SPIND_DEFAULT_MODE
and
MD35030 $MA_SPIND_DEFAULT_ACT_MASK
.
Figure 2-5
32
Programmable defaults for spindle operating mode
Basic logic functions: Spindles (S1)
Function Manual, 11/2006, 6FC5397-0BP10-2BA0