Disk Backplane Components
The following table lists the disk backplane (DBP) components.
|
|
|
|
/SYS/DBP
|
FRU
|
Disk backplane FRU
|
|
/SYS/DBP/SASEXP
|
FRU
|
SAS Expander FRU
|
|
/SYS/DBP/SASEXP/PRSNT
|
Discrete sensor
|
SAS Expander board presence
|
01h-ENTITY_ABSENT
02h-ENTITY_PRESENT
|
/SYS/DBP/SASEXP/T_CORE
|
Threshold sensor
|
SAS Expander board temperature, reported by Expander CPLD
|
Degrees Celsius
|
/SYS/DBP/HDD[0-x]
|
Pseudo
|
Hard disk drives
|
|
/SYS/DBP/HDD[0-x]/PRSNT
|
Discrete sensor
|
Hard disk drive presence
|
01h-ENTITY_ABSENT
02h-ENTITY_PRESENT
|
/SYS/DBP/HDD[0-x]/STATE
|
State sensor
|
Hard disk drive state
|
02h-DRIVE_FAULT
04h-PREDICTIVE_FAILURE
08h-HOT_SPARE
|
/SYS/DBP/HDD[0-x]/SERVICE
|
Indicator
|
Service Required LED
|
Color: Amber
Location: Hard disk drive (HDD)
Off: Normal
On: HDD was diagnosed as faulty
|
/SYS/DBP/HDD[0-x]/OK2RM
|
Indicator
|
OK to remove
|
Color: Blue
Location: HDD drive
Off: Normal
On: OK to remove HDD
|
/SYS/DBP/NVME[0-x]
|
|
NVMe drives
|
|
/SYS/DBP/NVME[0-x]/PRSNT
|
Discrete sensor
|
NVMe device presence
|
01h-ENTITY_ABSENT
02h-ENTITY_PRESENT
|
|