Setting The Service Switch - Siemens SINUMERIK 840D sl Commissioning Manual

Service and diagnostics

6.3 Setting the service switch

6.3 Setting the service switch
The service switch on the PCU 50.5 is a rotary switch with 16 possible positions.
The "PCU Hardware Service" component as part of the PCU Base software provides a
function to read-out the switch positions.
Figure 6-2
Meaning of switch positions
Only the settings of the service switch that are relevant for the commissioning engineer are
listed:
Switch setting
Further information
Details about the hardware of the PCU 50.5 is provided in the
Components and Networking Manual
88
Service switch
Function
0 Normal mode (switch setting in delivery condition)
3 PCU boots to the "SINUMERIK" welcome screen. Relevant if HMI software is
installed with autologon mode set. See also: Switching to the Service Desktop
during autologon mode (Page 89).
9 Reset BIOS to factory settings
E Boot device at the USB interface, e.g. USB flash drive with emergency boot
system
See also: Bootable USB flash drive (Page 70)
Operator panels
in Chapter
Commissioning Manual, 03/2013, 6FC5397-1DP40-3BA1
SINUMERIK 840D sl Operator
.
PCU Base Software (IM10)