SUPER MICRO Computer X7SBL-LN1/LN2 user manual Troubleshooting

		Table of Contents
	Processor Power Connector	2-15
	Universal Serial Bus	2-16
	Chassis Intrusion	2-16
	ATX PS/2 Keyboard and Mouse Ports	2-17
	Serial Ports	2-17
	Power LED	2-18
	External Speaker/Internal Buzzer	2-18
	GLAN (Ethernet Ports)	2-19
	VGA Connector	2-19
	Fan Headers	2-20
	Wake-On-Ring	2-21
	Wake-On-LAN	2-21
	Power Fault	2-22
	Power SMB Connector	2-22
2-7	Jumper Settings	2-23
	Explanation of Jumpers	2-23
	GLAN Enable/Disable	2-23
	Clear CMOS	2-24
	Watch Dog Enable/Disable	2-24
	PCI/PCI-E Slots to SMB Speeds	2-25
	VGA Enable/Disable	2-25
	Force-Power-On Enable/Disable	2-26
	USB Wake-Up	2-27
2-8	Onboard Indicators	2-28
	GLAN LEDs	2-28
	Onboard Power LED (LE1)	2-29
2-9 Floppy and SIM 1U IPMI Connections		2-30
	Floppy Connector	2-30
	SIM 1U IPMI	2-31
Chapter 3 Troubleshooting
3-1	Troubleshooting Procedures	3-1
	Before Power On	3-1
	No Power	3-1
	No Video	3-2
	Memory Errors	3-2
	Losing the System’s Setup Confi guration	3-2
3-2	Technical Support Procedures	3-3

v