Reset Button - Siemens SINUMERIK 840D sl Manual

Description
3.4 Operator control and display elements
Critical messages
● During normal operation, "6" appears here and the dot flashes.
● An "8" indicates that the fan is defective or that the NCU is operating without a fan.
Additional references
Basic Software and Operating Software Commissioning Manual (IM7), Chapter "System
startup displays".
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.
28
NCU 7x0.3 PN, NCU 7x0.3B PN
Manual, 06/2014, 6FC5397-1EP40-5BA1