Troubleshooting
7.1 General problems
SIMATIC IPC847C
Getting Started, 12/2010, A5E02669190-02
37
Error displays on the front panel
Front LED Possible cause For details about the error display, see the operating
instructions:
Red WATCHDOG LED is lit Watchdog has triggered Section "Watchdog (WD)"
Red TEMP LED is lit Excess temperature in the device Section "Temperature monitoring / display
Red FAN LED is lit Fan failure Section "Fan monitoring"
Red HDD1 ALARM LED is lit RAID reports that hard disk 1 is
defective
Section "RAID monitoring"
Red HDD2 ALARM LED is lit RAID reports that hard disk 2 is
defective
Section "RAID monitoring"
Red HDD1 ALARM and HDD2
ALARM LEDs are flashing
RAID is in the "rebuild" state Section "RAID monitoring"
Red HDD1 ALARM and HDD2
ALARM LEDs are lit
RAID system is not ready for
operation: Affected drive must be
determined with the help of the
RAID software.
Section "RAID monitoring"
Red SF PROFINET LED is lit A fault has occurred on the CPU
1616 onboard interface
Section "CP 1616 onboard communications
processor"
All front-panel LEDs are
constantly lit
Error in early BIOS-POS In this case, contact Technical Support.
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