IBM Power 750 Express 8408-E8D, Manual

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Common system attention LEDs and system reference codes
Find LED and system reference code (SRC) information for recovering recover from common installation
problems.
The following table describes LED status behaviors and describes the meaning of each behavior.
Table 6. Common installation system attention LEDs
Front power
status LED
(green)
ac in (green) dc out (green) Fault (yellow) Description
On On On Off Power is being supplied to the system
and the system is powered on.
Flashing On Flashing Off Power is being supplied to the system.
Flashing Off Flashing Off Power is not being supplied to one of
the power supplies, but power is being
supplied to the second power supply,
and the system is in standby mode.
On Off Flashing Off Power is not being supplied to one of
the power supplies, but power is being
supplied to the second power supply,
and the system is powered on.
Off Off Off Off Power is not being supplied to either
power supply.
Flashing On Off or flashing On Power is being applied, but the power
supply is not functioning properly and
the system is in standby mode.
On On Off or flashing On Power is being applied, but the power
supply is not functioning properly and
the system is powered on.
Flashing On On On 110 volts are being applied. This system
requires 220 volts.
The following table describes SRCs that you might encounter during installation.
Table 7. Common installation SRCs
SRC Error description Recovery steps
1000xxx
1100xxx
509Axxx
509Dxxx
50A4xxx
50ADxxx
50B1xxx
ac input and power supply
connections
1.
Verify that power cords are plugged in correctly in
the following locations:
v
Drawer
v
Power distribution unit (PDU), if applicable
v
Battery backup unit (BBU), if applicable
v
Input source power receptacle
2. Verify that the power supplies are seated and latched
into position.
11002613 Your power voltages do not
match Ensure that you are using the correct power voltage.
Refer to your server's specifications to learn more about
the power voltage that your server requires.
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Power Systems: Installing the IBM Power 750 (8408-E8D) and IBM PowerLinux 7R4 (8248-L4T)