Overview
1.2 Design of the device
SIMATIC IPC1047E
Operating Instructions, 03/2021, A5E50259546-AA
17
1.2.4
Status displays
1.2.4.1
System status displays
Front status displays
The status displays provide information on the status of the device components listed in the
following table. The operating indicators are visible when the front door is closed and open.
①
"POWER" LED
②
"HDD" LED
③
"FAN FAIL" LED
Meaning of the LEDs
LED
Meaning
LED status
Meaning of the status
POWER
Operating mode of the PC OFF
Switched off or disconnected from the
mains
YELLOW
Idle state or shut down
GREEN
PC in operation
HDD
Access to hard disk
OFF
No access
GREEN
Access
FAN FAIL Fan status
OFF
No error
RED flashing Possible causes:
•
CPU heat sink fan fault
•
Front fan faulty
•
Power supply fan fault