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vii
Power Fail LED ........................................................................................ 2-23
Reset Button ...........................................................................................2-24
Power Button
...........................................................................................2-24
2-6 Connecting Cables ........................................................................................2-25
Power Connectors ...................................................................................2-25
Fan Headers .............................................................................................2-26
Chassis Intrusion .....................................................................................2-26
Internal Speaker .......................................................................................2-27
Power LED/Speaker .................................................................................2-27
Overheat LED/Fan Fail (JOH1) ................................................................2-28
System Management Bus ........................................................................ 2-29
Power SMB (I
2
C) Connector ....................................................................2-29
2-7 Jumper Settings ............................................................................................ 2-30
Explanation of Jumpers ................................................................................2-30
GLAN Enable/Disable ..............................................................................2-30
CMOS Clear .............................................................................................2-31
Watch Dog Enable/Disable ......................................................................2-31
I
2
C Bus to PCI-Exp. Slots ........................................................................2-32
VGA Enable (X8DAH+-F/(-LR) Only) ....................................................... 2-33
1394a-1/1394a-2 Enable ..........................................................................2-33
2-8 Onboard LED Indicators ...............................................................................2-34
GLAN LEDs ..............................................................................................2-34
IPMI Dedicated LAN LEDs (X8DAH+-F(/-LR) ..........................................2-34
Onboard Power LED ...............................................................................2-35
BMC Heartbeat LED (X8DAH+-F) ...........................................................2-35
2-9 Floppy Drive, Serial ATA and SAS Connections ...........................................2-36
Floppy Connector .....................................................................................2-36
Serial ATA Ports........................................................................................2-38
Chapter 3 Troubleshooting .....................................................................3-1
3-1 Troubleshooting Procedures ........................................................................... 3-1
Before Power On ............................................................................................3-1
No Power ........................................................................................................3-1
No Video .........................................................................................................3-2
Losing the System’s Setup Conguration .......................................................3-2
Memory Errors ............................................................................................... 3-2
3-2 Technical Support Procedures ........................................................................ 3-3
3-3 Frequently Asked Questions ...........................................................................3-3
3-4 Returning Merchandise for Service.................................................................3-4