About The Adaptec Raid 51645 - Adaptec RAID 2405 Installation And User Manual

About the Adaptec RAID 51645

The Adaptec RAID 51645 is a SAS RAID controller with these features:
Activity
CN0, CN1
1 external
SAS
connector
Form Factor
Bus compatibility
PCIe bus width
PCIe bus speed
Phys (Unified Serial Ports)
Standard cache
Connectors, Internal
Connectors, Exteneral
Maximum number of disk drives
Enclosure Support
Onboard speaker
Battery Backup Module
I2C, CN2
Activity CN2, CN3
I2C, CN3
CN6
ABM-800 connector
Full Height, Half Length
PCIe
x8
2.5 Gb/s
20
512 MB DDR2
4 mini-SAS x4 (SFF-8087)
1 mini-SAS x4 (SFF-8088)
20 direct-attached (or up to 256 with expanders)
I2C and SGPIO
Yes
Adaptec Battery Module 800 (sold separately—see
Chapter 3: About Your RAID Controller
Mode 0 Flash
Reserved
Ext. Alarm
Aggregate Activity
29
●
I2C, CN1
I2C, CN0
CN0
4 internal
CN1
mini-SAS
connectors
CN2
CN3
page 18)