Siemens SINUMERIK 840D sl Commissioning Manual page 989

● During operation:
● During shutdown
PCU-Basesoftware (IM8)
Commissioning Manual, 02/2012, 6FC5397-1DP40-3BA0
LED H1 LED H2 7-segment
display
LED H1 LED H2 7-segment
display
Flashing --
green
Flashing --
red
LED H1 LED H2 7-segment
display
Flashing --
red/green
Status
B 0 HMI manager
E 0 PCU base software
Status
0 0 OK
Error:
1 0 Temperature alarm
2 0 Fan alarm
3 0 Hard disk alarm
6 0
Status
5 0 Shutdown active
Service and diagnostics
5.2 Evaluation of the 7-segment display
Wait for HMI manager to start
General fault: see Windows
"Event Viewer"
Housing or CPU temperature;
temperature above limit value
(SOM error)
Housing or CPU: Low fan
speed or fan failure (SOM
error)
S.M.A.R.T hard disk error
Failure of VNC server or VNC
server service stopped
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