vii
Contacting Supermicro
Universal Serial Bus (USB) ...................................................................... 2-12
Serial Ports ............................................................................................... 2-13
Ethernet Ports .......................................................................................... 2-14
(Back_Panel) High Defi nition Audio (HD Audio) ..................................... 2-15
CD Header ............................................................................................... 2-15
Front Panel Audio ..................................................................................... 2-16
2. Front Control Panel ................................................................................... 2-17
3. Front Control Panel Pin Defi nitions .......................................................... 2-18
NMI Button ............................................................................................... 2-18
Power LED .............................................................................................. 2-18
HDD LED .................................................................................................. 2-19
NIC1/NIC2 LED Indicators ....................................................................... 2-19
Overheat (OH)/Fan Fail ............................................................................ 2-20
Power Fail LED ........................................................................................ 2-20
Reset Button ........................................................................................... 2-21
Power Button ........................................................................................... 2-21
2-6 Connecting Cables ........................................................................................ 2-22
Power Connectors ................................................................................... 2-22
Fan Headers ............................................................................................. 2-23
Chassis Intrusion ..................................................................................... 2-23
Internal Speaker ....................................................................................... 2-24
Power LED/Speaker ................................................................................. 2-24
Overheat LED/Fan Fail (JOH1) ................................................................ 2-25
Power SMB (I
2
C) Connector .................................................................... 2-25
T-SGPIO 1/2 & 3-SGPIO 1/2 Headers ..................................................... 2-26
2-7 Jumper Settings ............................................................................................ 2-27
Explanation of Jumpers ................................................................................ 2-27
GLAN Enable/Disable .............................................................................. 2-27
CMOS Clear ............................................................................................. 2-28
Watch Dog Enable/Disable ...................................................................... 2-28
I
2
C Bus to PCI-Exp. Slots ........................................................................ 2-29
Audio Enable ............................................................................................ 2-29
SAS Enable/Disable (X8DAL-3 only) ....................................................... 2-30
USB Wake-Up ......................................................................................... 2-30
2-8 Onboard LED Indicators ............................................................................... 2-31
GLAN LEDs .............................................................................................. 2-31
Onboard Power LED ............................................................................... 2-32
SAS Heartbeat LED (X8DAL-3) ............................................................... 2-32
2-9 Serial ATA and SAS Connections ................................................................. 2-33
Serial ATA Ports........................................................................................ 2-33
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