ECS PF4 Extreme User Manual page 15

the Serial ATA hard disks on the Serial ATA RAID connectors to create a
multi-RAID configuration.
Notes: To install the OS, the CD-ROM must be installed on IDE1. You may as well
connect the CD-ROM to IDE2, only after SiS180 driver is installed before you
start using it.
11. CHS1 (Chassis Intrusion Detect header, 2 pin)
This header allows users to detect unauthorized intrusion to the case.
It will alert users with a warning message when the case is turned on.
12. SMI1 (System Management Interrupt header, 2 pin)
This connector is for use with SMI hardware interrupt power
management.
1-10
13. PANEL1 (Front Panel Header, 10-1 pin)
The front panel connector provides a standard set of switch and LED
connectors commonly found on ATX or micro-ATX cases.
14. IR1 (Infrared header, 6-1 pin, Black)
The motherboard supports an infrared (IR1) data port. Infrared
ports allow the wireless exchange of information between your
computer and similarly equipped devices such as printers, laptops,
Personal Digital Assistants (PDAs), and other computers.