Siemens SINUMERIK 840D sl Operating Manual page 156

PCU 321
10.2 Basic Functions
Diagnostics operating area
The alarm list, the variable overview (PLC) and the version are displayed in the operating
ares Diagnostics.
Figure 10-3
If erraneous states are detected when operating the PCU 321, an alarm is generated. It
consists of an alarm number and an error text describing the cause of the error. These
alarms can be either deleted or acknowledged. For a more detailed description, please refer
to Chapter 11.1 ("Display alarms") in the Operating Manual.
In the variable view (PLC), status control values can be viewed and changed. See Chapter
11.3 "Display and change PLC variables" in the Operating Manual.
When pressing the softkey "Version", the window for version data opens up. Here, all system
software components are shown with their corresponding version data.
Note
As opposed to the HMI sl standard software, no messages are output.
On top of that, no information is given regarding axis diagnosis and system utilization.
156
Diagnostics operating area
Operating Manual, 11/2006, 6FC5398-6AP10-1BA0
HMI sl Universal