Lenovo ThinkSystem SR645 V3 User Manual page 225

https://sysmgt.lenovofiles.com/help/topic/lxcc_frontend/lxcc_overview.html
5. Check
http://datacentersupport.lenovo.com
hypervisor and the server.
6. Make sure that other software works on the server to ensure that it is working properly.
The power button does not work (server does not start)
Note: The power button will not function until approximately 1 to 3 minutes after the server has been
connected to ac power to allow time for BMC to initialize.
Complete the following steps until the problem is resolved:
1. Make sure that the power button on the server is working correctly:
a. Disconnect the server power cords.
b. Reconnect the server power cords.
c. Reseat the front operator panel cable, and then repeat steps 3a and 3b.
• If the server starts, reseat the front operator panel.
• If the problem remains, replace the front operator panel.
2. Make sure that:
• The power cords are correctly connected to the server and to a working electrical outlet.
• The LEDs on the power supply do not indicate a problem.
• The Power button LED is lit on and flash slowly.
• The push force is enough and with button force response.
3. If the power button LED didn't lit on or flash correctly, Please reseat all the power supplies and make
sure AC LED on PSU rear side are lit on.
4. If you have just installed an optional device, remove it, and restart the server.
5. If the issue is still observed or without power button LED lit on, implement the minimum configuration to
check whether any specific components lock the power permission. Replace the each power supply and
check the power button function after installing the each one.
6. If everything is still done and the issue cannot be resolved, please collect the failure information with
system logs captured to Lenovo support.
Server does not power on
Complete the following steps until the problem is resolved:
1. Check the event log for any events related to the server not powering on.
2. Check for any LEDs that are flashing yellow.
3. Check the LEDs on the system board (system board assembly). See
page 196.
4. Check if AC power LED is lit on or the yellow LED is lit on at the PSU rear side.
5. AC cycle the system.
6. Remove the CMOS battery for at least ten seconds, then, reinstall the CMOS battery.
7. Try to power on the system by IPMI command through XCC or by the power button.
8. Implement the minimum configuration (one processor, one DIMM and one PSU without any adapter and
any drive installed).
9. Reseat all power supplies and make sure that AC LEDs on the PSU rear side are lit.
10. Replace the each power supply and check the power button function after installing the each one.
for any tech tips (service bulletins) related to the embedded
"System-board-assembly LEDs" on
.
Chapter 8 Problem determination
215