User`s guide

Table Of Contents
Chapter 3: About Your RAID Controller 19
About the Adaptec 3405
The Adaptec 3405 is a SAS RAID controller with these features:
Form Factor Low-profile MD2
Bus compatibility PCIe
PCIe bus width x4
PCIe bus speed 2.5 Gb/s
PHYs 4
Standard cache 128 MB DDR2
Connectors, internal One SAS x4 (SFF-8087)
RAID levels 0, 1, 1E, 10, 5, 5EE, 50,6, 60, JBOD
Simple Volume Yes
Disk Drives SATA, SATA II, SAS
Maximum number of disk drives 4 (or up to 100 with expanders)
Hot spares Yes
Enclosure Support I2C and SGPIO
Automatic Failover Yes
Onboard speaker Yes
Audible alarm Yes
Battery Backup Module Adaptec Battery Module 800 (sold
separately—see page 17)
Mounting bracket
PCIe x4 connector
1 internal SAS connector
CN0
I2C connector for CN0
Battery connector
Board power supply
Mode 0 Flash connector
Drive Activity LED connectors for CN0
Alarm connector
Back side of Controller
Drive Activity LEDs for CN0
Diagnostic LEDs
Aggregate Activity LED
header for CN0