Lenovo x3650 M4 BD 5466, Инструкция по установке и обслуживанию

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AC power-supply LEDs
AC DC Error (!) Description Action Notes
On On Off Normal operation.
Off Off Off No ac power to the
server or a problem
with the ac power
source. 1. Check the ac power to the
server.
2. Make sure that the power
cord is connected to a
functioning power source.
3. Restart the server. If the
error remains, check the
power-supply LEDs.
4. If the problem remains,
replace the power-supply.
This is a normal
condition when no ac
power is present.
Off Off On The power supply
has failed. Replace the power supply.
Off On Off The power supply
has failed. Replace the power supply.
Off On On
The power supply
has failed. Replace the power supply.
On Off Off Power-supply not
fully seated, faulty
system board, the
power supply has
failed, or system
not power-on 1. Reseat the power supply.
2. Follow actions in the “Power
problems” on page 198.
3. If the OVER SPEC LED on
the light path diagnostics is
lit, follow the actions in “Light
path diagnostics LEDs” on
page 174.
4. If the OVER SPEC LED on
the light path diagnostics is
not lit, check the error LEDs
on the system board and the
IMM2 error messages. Follow
steps in “Power problems” on
page 198 and “Solving power
problems” on page 206 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 On
The power supply
has failed. Replace the power supply.
DC power-supply LEDs
The following illustration shows the locations of the power-supply LEDs on the dc power supply.
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Lenovo System x3650 M4 Installation and Service Guide