F1a55-m serial port (com1) connector, The com module is purchased separately, Chapter 1: product introduction 1-22 – Asus F1A55-M User Manual
Page 34: Com1

4.
Serial ATA 3.0 Gb/s connectors (7-pin SATA3G_1~6)
These connectors are for the Serial ATA 3.0 Gb/s signal cables for Serial ATA hard
disk drives and optical disc drives. If you installed Serial ATA hard disk drives, you
can create a RAID 0, RAID 1, RAID 10, or JBOD configuration through the onboard
controller.
• These connectors are set to IDE mode by default. In IDE mode, you can connect Serial
ATA boot/data hard disk drives to these connectors. If you intend to create a Serial ATA
RAID set using these connectors, set the type of the SATA connectors in the BIOS to
[RAID]. See section 2.5.2 SATA Configuration for details.
• You must install Windows
®
XP Service Pack 3 or later version before using Serial
ATA hard disk drives. The Serial ATA RAID feature is available only if you are using
Windows
®
XP SP3 or later version.
• When using hot-plug and NCQ, set the type of the SATA connectors in the BIOS to
[AHCI]. See section 2.5.2 SATA Configuration for details.
5.
Serial port connector (10-1 pin COM1)
This connector is for a serial (COM) port. Connect the serial port module cable to this
connector, then install the module to a slot opening at the back of the system chassis.
The COM module is purchased separately.
F1A55-M
SATA3G_1
SATA3G_2
GN
D
RSATA_RXN
1
RSATA_RXP
1
GN
D
RSATA_TXN
1
RSATA_TXP
1
GN
D
GN
D
RSATA_RXN
2
RSATA_RXP
2
GN
D
RSATA_TXN
2
RSATA_TXP
2
GN
D
SATA3G_3
SATA3G_4
GN
D
RSATA_RXN3 RSATA_RXP3 GN
D
RSATA_TXN3 RSATA_TXP3 GN
D
GN
D
RSATA_RXN4 RSATA_RXP4 GN
D
RSATA_TXN4 RSATA_TXP4 GN
D
SATA3G_5
SATA3G_6
GN
D
RSATA_RXN5 RSATA_RXP5 GN
D
RSATA_TXN5 RSATA_TXP5 GN
D
GN
D
RSATA_RXN6 RSATA_RXP6 GN
D
RSATA_TXN6 RSATA_TXP6 GN
D
F1A55-M SATA 3.0Gb/s connectors
F1A55-M
F1A55-M Serial port (COM1) connector
PIN 1
COM1
Chapter 1: Product introduction
1-22