Chapter 3: About Your RAID Controller ● 31
About the Adaptec RAID 3405
The Adaptec RAID 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 (Unified Serial Ports) 4
Standard cache 128 MB DDR2
Connectors, internal 1 mini-SAS x4 (SFF-8087)
Maximum number of disk drives 4 (or up to 100 with expanders)
Enclosure Support I2C and SGPIO
Onboard speaker Yes
Battery Backup Module Adaptec Battery Module 800 (sold separately—see page 19)
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
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