ECS: xDoctor RAP164: Node CMOS Battery Low

Summary: The node's CMOS battery is low and is in need of replacement.

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Symptoms

xDoctor reports a node's CMOS battery is low and is need of replacement.

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ERROR - Critical System CMOS Event
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Node      = Nodes
Extra     = {'Nodes': {'169.XXX.1.1': ['Battery CMOS Battery - Low (05/28/2023 09:15:15)']}}
RAP       = RAP164
Solution  = KB 215722
Timestamp = 2023-07-10_170539
PSNT      = CKMXXXXXXXXXXX @ 4.8-92.0

Cause

Over time the CMOS battery runs out of useful charge and requires replacement.
 
To validate the issue, run the following command on the node reported and see the related errors confirming that the CMOS battery is failing.
Command: 
# sudo ipmitool sel elist
Example: 
admin@node1:~> sudo ipmitool sel elist
   1 | 03/29/2023 | 13:30:07 | Event Logging Disabled SEL | Log area reset/cleared | Asserted
   2 | 11/05/2022 | 11:36:50 | Cable / Interconnect Cable SAS B0 | Config Error | Deasserted
   3 | 05/28/2023 | 09:15:15 | Battery CMOS Battery | Low | Asserted

Resolution

Collect the outputs from the above command and open a Dell Support service request referencing this article 215722 to have the part replaced.

Affected Products

ECS Appliance Gen 3

Products

ECS Appliance
Article Properties
Article Number: 000215722
Article Type: Solution
Last Modified: 11 Jun 2025
Version:  6
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