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LED
LED of ac-
knowledgment
button 1
LED of ac-
knowledgment
button 2
1.2.4.3
Status displays on removable tray for drives
The following figure shows the status displays of a removable tray in devices with drive cage
type A.
①
②
Meaning of the LEDs
LED
Power
Activity
SIMATIC IPC1047E
Operating Instructions, 03/2021, A5E50259546-AA
Meaning
Operating status
of power supply
module 1
Operating status
of power supply
module 2
"Power" LED
"Activity" LED
Meaning
Status of the
removable tray
Status of the
drive
LED status
Meaning of the status
OFF
Device disconnected from power supply
Flashes
•
Power supply module 1 ready for operation
GREEN
•
PC switched off
GREEN
•
Power supply module 1 in operation
•
PC switched on
Flashes RED
Power supply 1 interrupted
RED
Power supply module 1 defective
Flashes slowly
Warning at power supply module 1, e.g. over-
RED/GREEN
load
OFF
Device disconnected from power supply
Flashes
•
Power supply module 2 ready for operation
GREEN
•
PC switched off
GREEN
•
Power supply module 2 in operation
•
PC switched on
Flashes RED
Power supply 2 interrupted
RED
Power supply module 2 defective
Flashes slowly
Warning at power supply module 2, e.g. over-
RED/GREEN
load
LED status
Meaning of the status
OFF
•
Device switched off
•
Power supply not connected
•
No drive installed
Lit
•
Device is switched on and a drive is installed
Flashes
•
Drive is active
OFF
•
Drive is not active
Overview
1.2 Design of the device
19
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