SUPER MICRO Computer 1.2b user manual Vii

		Table of Contents
	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 (I2C) 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
	I2C 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 Configuration	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

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