Siemens SINUMERIK

Service and diagnostics
5.2 Evaluating 7-segment display
PCU-Basesoftware (IM8)
Commissioning Manual, 03/2009, 6FC5397-1DP10-4BA0
83
LED H1 LED H2 7-segment
display
Status
0 A TCU support test
step 3
Wait for VNC server to start
0 B HMI manager Wait for HMI manager to start
● During operation:
LED H1 LED H2 7-segment
display
Status
Flashing
green
-- 0 0 OK
Flashing
red
-- Error:
0 1 Temperature alarm Housing or CPU temperature;
temperature above limit value
(SOM error)
0 2 Fan alarm Housing or CPU: Low fan
speed or fan failure (SOM
error)
0 3 Hard disk alarm S.M.A.R.T hard disk error
0 6 Failure of VNC server or VNC
server service stopped
● During shutdown
LED H1 LED H2 7-segment
display
Status
Flashing
red/green
-- 0 5 Shutdown active