Adaptec 58300 About the Adaptec 1420SA Controller, About Your HostRAID Controller l, SATA Ports

Chapter 2: About Your HostRAID Controller l 21

About the Adaptec 1420SA Controller

The Adaptec 1420SA is a low-profile PCI-X to 4 port SATA II HostRAID controller with these features:

J1 connector (I2C)

J7 (Aggregate Activity LED Header)

J2 LED connector

Activity LED

3 SATA Ports 2 1 0

Mounting bracket

3.3V/5V PCI-X connector

Form factor	Low-profile
Bus compatibility	PCI-X
Ports	4
Connector, internal	4
RAID levels	0, 1, 10
Simple volume	Yes
Disk drives	SATA I (1.5Gbps), SATA II (3.0Gbps)
Maximum number of disk drives	4
Hot spares	Yes
Enclosure support	Yes, SATA II Enclosure Management using
	I2C connection
Native Command Queuing (NCQ)	Yes
Audible alarm	No

Note: There is no separate I2C connector. See the HostRAID Controller LED and I2C Connector Reference on page 87 for details.