DIAG LED
Table 5- 1
Channel status LED
Table 5- 2
Channel status
PWR LED
Table 5- 3
Analog Input Module AI 4xI 2-/4-wire ST (6ES7134-6GD00-0BA1)
Manual, 07/2014, A5E03551866-AC
DIAG LED fault/error display
DIAG LED
Meaning
Backplane bus supply of the ET 200SP not OK
off
Module parameters not assigned
Flashes
Module parameters assigned and no module diagnostics
on
Module parameters assigned and module diagnostics
Flashes
Status display of the channel status LED
Meaning
LED
Channel disabled
off
Channel enabled
on
Status display of the PWR LED
PWR LED
Meaning
No supply voltage L+
off
Supply voltage L+ present
on
Interrupts/diagnostics alarms
5.1 Status and error display
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