! (Exclamation mark) indicator (3)
Status Description
off The PSU is operating properly.
orange on A PSU failure has been detected. Possible causes:
–
Over/under voltage
– Overheating
– Fan failure
– PSU failure
– Overload
16.2.4 Indicator of the hot-plug system fan
A fan status indicator (LED on the system board) is assigned to each system
fan. The status indicators are not visible unless the housing is open.
Fan status indicator (LED on the system board)
Status Description
lights orange Possible fan failure (rotation speed less than 70% of the
original speed) or fan failure.
16.2.5 Acoustic indicators
PEI Beep Codes
Pre-EFI Initialization (PEI) - memory Initialization (bootblock)
Appendix A
430 Upgrade and Maintenance Manual RX4770 M5
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