AC power-supply LEDs
AC
DC
Error (!)
Description
Action
Notes
Off
Off
On
The power supply
has failed.
Replace the power supply.
Off
On/
Blinking
Off
The power supply
has failed.
Replace the power supply.
Off
On/
Blinking
On
The power supply
has failed.
Replace the power supply.
On
Off
Off
Power-supply not
fully seated, faulty
system board, or
the power supply
has failed.
1. Reseat the power supply.
2. Use the Power Configurator
utility to ensure current
system power consumption
is under limitation. For
more information and to
download the utility, go
to http://www.ibm.com/
systems/bladecenter/
resources/ powerconfig.html.
3. Check the error LEDs on
the system board and the
IMM2 error messages. Follow
steps in “Power problems” on
page 93 and “Solving power
problems” on page 103 until
the problem is solved.
Typically indicates a
power-supply is not
fully seated.
On
Off
On
The power supply
has failed.
Replace the power supply.
On
On/
Blinking
On
The power supply
has failed.
Replace the power supply.
DC power-supply LEDs
Use this information to view DC power-supply LEDs.
The following illustration shows the locations of the power-supply LEDs on the dc power supply.
Power input LED
Power output LED
Power error LED
-48V
Ground
-48V return
Figure 53. DC power-supply LEDs
76
Lenovo System x3650 M5 Installation and Service Guide
Summary of Contents for x3650 M5
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