Tomcat i7221A S5151
Chapter 2: Board Installation
2-5
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2.5 Jumpers and Connectors
Jumpers and pin headers are provided on your motherboard for configuration and connection
to peripherals. The following section shows you how to set your jumpers and use your pin
headers.
Connector
Function
Ref. Page
J5
COM2 port
Page 2-6
J12
SO-DIMM socket
Page 2-6
J20/J21/J22/J23
Serial ATA RAID connectors
Page 2-7
JP1/JP2/JP3
LAN2/LAN1/LAN3 disabled headers
Page 2-7
JP4/JP7
Front Panel LAN1/LAN2 Speed LED pin-headers
Page 2-8
JP5/JP6
Front Panel LAN1/LAN2 Link and Active LED
connectors
Page 2-8
JP8
Chassis Fan connector
Page 2-9
JP20
SMDC connector
Page 2-12
JP12/JP13
Front panel USB2.0 connectors
Page 2-10
JP14
PCI-X speed select header
Page 2-12
JP15
Clear CMOS jumper
Page 2-11
JP17/JP18/JP23
Front fan connectors
Page 2-9
JP24/JP25
SMDC/ASF2.0 select headers
Page 2-13
*
Some jumpers and headers are optional and not available with the board due to the different
configurations.
Jumper Legend
Jumper OFF – open (without jumper cap)
Jumper ON – closed (with jumper cap)