Maintenance Manual

5. Troubleshooting
Express5800/GT110e-S Maintenance Guide
33
Chapter 1 Maintenance
[?] The N8103-141 or N8103-153 extra battery is not recognized or the following message is displayed in
POST
The battery hardware is missing or malfunctioning, or the battery is unplugged, or the battery
could be fully discharged. If you continue to boot the system, the battery-backed cache will not
function.
If battery is connected and has been allowed to charge for 30 minutes and this message continues
to appear, then contact technical support for assistance.
Press ‘D’ to disable this warning (if your controller does not have a battery.
 Are the cable between the battery pack and battery board and the control cable between the battery board
and battery connector connected correctly?
→ Connect the cables correctly.
 Is this message displayed after the battery is connected?
→ If the battery charging status is low, the battery may not be recognized. If the battery is not recognized
although 24 hours has passed, restart the system once.
If the battery is not recognized although the above action has been taken, the extra battery may be faulty.
Contact the maintenance service company with which you signed up or the dealer where you purchased
the product.
[?] Event ID129: The following message appears on Windows Event Log
Event source : megasas2
Event ID : 129
Type : Warning
Description : Reset to device, \Device\RaidPortX, was issued.
→ Retry by OS has succeeded. It is not the problem in operating the system.
Note
A different number replaces X depending on the system.
[?] Event ID505: If the N8103-141 or N8103-153 extra battery is mounted, the following message may be
registered in the RAID log of Universal RAID Utility and OS logs (Windows event log, Linux syslog)
Event source : raidsrv
Event ID : 505
Type : Warning
Description : <RU0505> [CTRL: Number of RAID Controller] Temperature of battery is
high.
 If the above event is registered, check the Cache Mode (current value) of the RAID Controller with Universal
RAID Utility.
→ If the Cache Mode (current value) is Write Back, use the battery as is because there is no problem.
→ If the Cache Mode (current value) is Write Through, the battery refresh operation causes the battery
temperature to rise temporarily. This event temporarily stops the refresh operation, so the battery
temperature drops and the refresh operation resumes. However, it may take time till the temperature
drops. After the refresh operation is completed, the Cache Mode (current value) changes to Write Back.
If the Cache Mode does not change to Write Back although 24 hours have elapsed, the battery may be
faulty. Replace the battery.