Gigabyte GA-990XA-UD3 R5 - Page 24

Hardware Installation
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• Be sure to connect fan cables to the fan headers to prevent your CPU and system from overheat-
ing. Overheating may result in damage to the CPU or the system may hang.
• Thesefanheadersarenotcongurationjumperblocks.Donotplaceajumpercapontheheaders.
3/4/5) CPU_FAN/SYS_FAN1/SYS_FAN2/PWR_FAN (Fan Headers)
 Themotherboardhasa4-pinCPUfanheader(CPU_FAN),a4-pin(SYS_FAN1)andtwo3-pin(SYS_FAN2/
PWR_FAN)systemfanheaders.Mostfanheaderspossessafoolproofinsertiondesign.Whenconnecting
afancable,besuretoconnectitinthecorrectorientation(theblackconnectorwireisthegroundwire).
The speed control function requires the use of a fan with fan speed control design. For optimum heat dis-
sipation, it is recommended that a system fan be installed inside the chassis.
1
CPU_FAN
SYS_FAN1
SYS_FAN2
DEBUG
PORT
G.QBOFM
DEBUG
PORT
G.QBOFM
1
1
1
PWR_FAN
CPU_FAN:
SYS_FAN1:
SYS_FAN2/PWR_FAN:
Pin No. Denition
1 GND
2 +12V /Speed Control
3 Sense
4 Speed Control
Pin No. Denition
1 GND
2 +12V /Speed Control
3 Sense
4 Reserve
Pin No. Denition
1 GND
2 +12V
3 Sense
6) SATA3 0/1/2/3/4/5 (SATA 6Gb/s Connectors)
The SATA connectors conform to SATA 6Gb/s standard and are compatible with SATA 3Gb/s and SATA
1.5Gb/s standard. Each SATA connector supports a single SATA device. The AMD South Bridge supports
RAID0,RAID1,RAID5,RAID10,andJBOD.RefertoChapter5,"ConguringSATAHardDrive(s),"for
instructionsonconguringaRAIDarray.
To enable hot-plugging for the SATA ports, refer to Chapter 2, "BIOS Setup," "Peripherals\SB SATA
Conguration,"formoreinformation.
Pin No. Denition
1 GND
2 TXP
3 TXN
4 GND
5 RXN
6 RXP
7 GND
1
1
DEBUG
PORT
G.QBOFM
DEBUG
PORT
G.QBOFM
DEBUG
PORT
G.QBOFM
7
7
0
1
2
3
4
5
SATA3