Intel raid controller srcsas144e - Manual (Page 25)

Intel® RAID Controller SRCSAS144E Hardware Guide 16
Fault Tolerance
Table 4 shows the RAID Controller SRCSAS144E fault tolerance features.
Electrical Characteristics
This section provides the power requirements for the RAID Controller SRCSAS144Es.
Table 5 lists the maximum power requirements.
Table 4. Fault Tolerance Features
Specification Intel ® RAID Controller SRCSAS144E
Self Monitoring
Analysis and Reporting
Technology (SMART)
support
Detects up to 70% of all predictable disk drive failures and monitors the
internal performance of all motors, heads, and drive electronics.
Optional Battery
Backup
Intel ® RAID Smart Battery cache backup. Up to 64 hours of data
retention. Trickle / fast charging. Charge indicator.
Drive Replacement Auto detection of hard drive failure; hot-plug, hot-swap. User set rebuild
rate.
Drive Rebuild Using
Hot Spares
Automatic at drive failure; dedicated per array; global per array; auto-
resume of initialization or rebuild on reboot
Error Checking and
Indication
Parity generation and checking, automatic consistency checking; patrol
reads; activity and fault LEDs
Power Conservation Staggered spin-up, lower power requirements.
Table 5. Electrical Characteristics
PCI / PCI Express*
/ Express +12 V
PCI / +5.0 V
PCI / PCI
Express /
Express
+3.3 V
PCI PRSNT1# / 2#
Power
Operating
Range
Temperature
115 mA; used only if
battery is present
1.5 A
(PCI only)
N/A 15.6 W
18.3 W with battery
charging
0° C to 45° C