Service And Diagnostics; Pcu Hardware Diagnostics - Siemens SINUMERIK 840D sl Commissioning Manual

Service and diagnostics

6.1

PCU Hardware Diagnostics

Intended use
The PCU hardware supports the diagnostics of important system components via an
integrated "safecard", which is designated as a Safecard-On-Motherboard (SOM).
Monitored Parameters
The following physical parameters of the PCU hardware are monitored:
● CPU temperature
● Housing temperature
● I/O chip temperature
● Speed of the two housing fans
● S.M.A.R.T - status of the hard disk
Logging faults
The PCU hardware monitor logs all hardware faults in the Windows event log so that the
faults can be output even without installing an HMI software.
The alarms are output in the log under "Control Panel" → "Administrative Tools" → "Event
Viewer".
See also
● Starting up the replacement SSD (Page 84)
● Operator Components and Networking Manual: Chapter, spare parts
● Description of the alarms: SINUMERIK 840D sl Diagnostics Manual
PCU Base Software (IM10)
Commissioning Manual, 03/2013, 6FC5397-1DP40-3BA1
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