Reset Button; Start-Up And Mode Selector Switch - Siemens NCU 7x0.3 PN Series Manual

3.4.4

RESET button

Arrangement
The RESET button is located behind the blanking cover.
Performing a reset operation
The reset operation resets the NCU and forces a new power-up. It is similar to a "Power On
Reset" except that the 24 V power supply does not have to be switched off.
3.4.5

Start-up and mode selector switch

Layout
The Control Unit has two coding switches in the lower section of the front panel.
● The upper switch (labeled SVC/NCK) is the NCK commissioning switch.
● The lower switch (labeled PLC) is the PLC mode selector switch.
Additional references
CNC Commissioning Manual Part 1 (NCK, PLC, drive)
NCU 7x0.3 PN
Manual, 09/2011, 6FC5397-1EP40-0BA0
Setting during normal operation: "0"
Setting during normal operation: "0"
Figure 3-5 Startup and mode selector switch
3.4 Operator control and display elements
Description
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