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Signal modules
4.1 SM500 signal module
Front panel
Figure 4-1
4.1.3
Status and fault displays
Status displays for SM500
Table 4- 2
72
Front panel of SM500
Status displays for signal module SM500
LED display
H1
H2
Off
Off
Off
On
On
Off
On
On
During voltage run-up
FPGAs are configured, module is not initialized
Module is initialized and operating error-free
After 3.3 V voltage failure
Hardware failure => Power-down the rack and replace the SM500
•
Module status
SIMATIC TDC hardware
System Manual, 12/2013, A5E01114865-07
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