Installing the Control System
SINUMERIK 802C base line
2-23
Start-Up
Start-up switch (S3)
This rotary switch is intended to assist start-up.
Position 0: Normal operation
Positions 1–4: Start-up
cf. also Section 4.2, Table 4–2
Fuse (F1)
This design allows users to replace the fuse very conveniently when the fuse is
broken.
S2 and D15
They are provided only for debugging internally.
Grounding Screw
In order to ensure the system functions correctly and safely, the CNC must be
grounded through the grounding screw
on the rear side of CNC.