RX2540 M4 Upgrade and Maintenance Manual 567
17.2.4 Acoustic indicators
PEI Beep Codes
Pre-EFI Initialization (PEI) - memory Initialization (bootblock)
DXE Beep Codes
Driver Execution Environment (DXE) - main hardware Initialization (POST)
Pos. Indicator Status Description
1
PSU status
indicator
flashing
green
The server is switched off, but mains
voltage is present (standby mode).
green on
The server is switched on and operating
properly.
flashing
orange
An overload has been detected. The
PSU is still running, but failure might be
imminent.
orange on
An PSU failure has been detected.
Possible causes:
– Over/under voltage
– Overheating
– Fan failure
# of
Beep
Description Action
1 Memory not installed Ê Check if the memory module is installed.
Ê Check if the memory module is installed
correctly.
2 Recovery started Recovery procedure is initialized by jumper
settings on the system board and announced
with two beep.
This is only an information.
4 Recovery failed Ê Restart the recovery procedure again.
Ê If the same beep code sounds again,
replace the system board.
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