About The Adaptec 4805Sas - Adaptec SAS/SATA/SCSI RAID Controllers Installation And User Manual

About the Adaptec 4805SAS

The Adaptec 4805SAS is a SAS RAID controller with these features:
Mounting
bracket
1 external
SAS
connector
Diag LED
Back side of Controller
Bus compatibility
I/O processor clock frequency
Standard cache
Maximum number of disk drives
External Connector
Internal Connector
Battery backup module
Audible alarm
1
256 MB also available
Note:
Although this controller has an onboard speaker, you can connect it to an internal
speaker with these specifications: 3.0 V, 90.0 mA. The internal speaker is not required, as the
onboard speaker volume is appropriate for most environments.
Two 4-wide internal
SAS connectors
PCIe connector
Activity LED
Activity LED
Phy
Power LED
7 6 5 4
PCIe x8
500 MHz
128 MB DDR2
8 (or up to 100 with expanders)
mini-SAS 4x multilane (SFF-8470)
2x SAS 4x multilane (SFF-8484)
Adaptec Battery Module 600 (sold separately—see
Yes
Chapter 3: About Your RAID Controller
Charge LED
(for battery backup module)
Alarm connector
Mode 0 Flash connector
Activity LED connector
(top 2 left/right pins)
Battery connector
3
2
1
0
1
20
page 17)