Mel_Ev_Cache_Backup_Device_Failed - 0X7500; Mel_Ev_Cache_Backup_Dev_Write_Protected - 0X7501 - Lenovo ThinkSystem DE Series Hardware Installation And Maintenance Manual

Event Group - Battery Manager
Event Priority - CRITICAL_EVENT
Log Group - System (0x0)
Event Category - Notification (0x4)
Event Component Type - Battery Pack (0x0, 0x9)
Event Specific Data - Optional data is provided with this event.
MEL_DATA_SMART_BATTERY
RecoveryFailureType - REC_EXPIRED_BATTERY ( batteryExpired.html )

MEL_EV_CACHE_BACKUP_DEVICE_FAILED - 0x7500

This event occurs when: The persistent cache backup device has failed.
Event Name - Cache Backup Device Failed
Event description: Persistent cache backup device has failed
Event Group - Persistent Cache Backup
Event Priority - CRITICAL_EVENT
Log Group - Controller (0x1)
Event Category - Failure (0x2)
Event Component Type - Cache Backup Device (0x2, 0xC)
Event Specific Data - Optional data is not provided with this event.
RecoveryFailureType - REC_CACHE_BACKUP_DEVICE_FAILED ( failedCacheBackupDev.html )

MEL_EV_CACHE_BACKUP_DEV_WRITE_PROTECTED - 0x7501

This event occurs when: Write protection is enabled on the cache backup device.
Event Name - Cache Backup Device Write-Protected
Event description: Cache backup device is write-protected
Event Group - Persistent Cache Backup
Event Priority - CRITICAL_EVENT
Log Group - Controller (0x1)
Event Category - Failure (0x2)
Event Component Type - Cache Backup Device (0x2, 0xC)
Event Specific Data - Optional data is not provided with this event.
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ThinkSystem DE Series Hardware Installation and Maintenance Guide for 2U Enclosures