Lenovo x3650 M5, Инструкция по установке и обслуживанию

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Power-supply LEDs
The following minimum configuration is required for the server to start.
• One microprocessor in microprocessor socket 1
• One 4 GB DIMM on the system board
• One power supply
• Power cord
• Four cooling fans (fan 1, 2, 3, and 5)
AC power-supply LEDs
The following minimum configuration is required for the DC LED on the power supply to be lit:
• Power supply
• Power cord
Note: You must turn on the server for the DC LED on the power supply to be lit.
The following illustration shows the locations of the power-supply LEDs on the ac power supply.
000000
000000
000000
000000
000000
000000
00
00
00
00
00
00
00
0
0
0
0
0
0
0
0
00
00
00
00
00
00
0000000
0000000
0000000
0000000
0000000
0000000
Ethernet
link LED Ethernet
activity LED
AC power
LED (green)
DC power
LED (green)
Power-supply
error LED (yellow)
System power LED System error LED
Locator batton / LED
000000
000000
000000
000000
000000
000000
Figure 52. AC power-supply LEDs
The following table describes the problems that are indicated by various combinations of the power-supply
LEDs on an ac power supply and suggested actions to correct the detected problems.
AC power-supply LEDs
AC DC Error (!) Description Action Notes
On On/
Blinking
Off Normal operation. When the DC LED
is blinking as a 1Hz
rate, the PSU is at
STANDBY mode, i.e.
no DC power output
from this PSU
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.
Chapter 3
.
Troubleshooting
75