Supermicro H11SSL-I User Manual

Chapter 3: Troubleshooting
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Chapter 3
Troubleshooting
3.1 Troubleshooting Procedures
Use the following procedures to troubleshoot your system. If you have followed all of the
procedures below and still need assistance, refer to the ‘Technical Support Procedures’ and/
or ‘Returning Merchandise for Service’ section(s) in this chapter. Always disconnect the AC
power cord before adding, changing or installing any non hot-swap hardware components.
Before Power On
1. Check that the Power OK LED on the motherboard is on.
2. Make sure that the power connector is connected to your power supply.
3. Make sure that no short circuits exist between the motherboard and chassis.
4. Disconnect all cables from the motherboard, including those for the keyboard and
mouse.
5. Remove all add-on cards.
6. Install a CPU, a heatsink*, and at least one DIMM on the motherboard. Check all
jumper settings properly. *Make sure that the heatsink is fully seated.
7. Use the correct type of onboard CMOS battery (CR2032) as recommended by the
manufacturer. To avoid possible explosion, do not install the CMOS battery upside down.
No Power
1. Make sure that no short circuits exist between the motherboard and the chassis.
2. Verify that all jumpers are set to their default positions.
3. Turn the power switch on and o󰀨 to test the system.
4. The battery on your motherboard may be old. Check to verify that it still supplies
~3VDC. If it does not, replace it with a new one.

Supermicro H11SSL-I Specifications

General

ECC	Yes
Memory voltage	1.2 V
Memory channels	Octa-channel
Memory slots type	-
Supported memory types	DDR4-SDRAM
Maximum internal memory	1024 GB
Supported memory clock speeds	2666 MHz
USB 2.0 ports quantity	USB 2.0 ports have a data transmission speed of 480 Mbps, and are backwards compatible with USB 1.1 ports. You can connect all kinds of peripheral devices to them.
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity	2
Number of DIMM slots	8
PCI Express x8 (Gen 3.x) slots	3
Supported DIMM module capacities	8GB, 16GB, 32GB, 64GB, 128MB
BIOS type	AMI
ACPI version	5.1
BIOS memory size	128 Mbit
Wi-Fi	No
LAN controller	Intel I210, Realtek RTL8211E
Ethernet interface type	Gigabit Ethernet
On-board graphics card model	Aspeed AST2500
Bundled software	Super Doctor 5 Watch Dog NMI SUM IPMI 2.0, KVM w/ dedicated LAN
Storage temperature (T-T)	-40 - 70 °C
Operating temperature (T-T)	10 - 35 °C
Storage relative humidity (H-H)	5 - 95 %
Operating relative humidity (H-H)	8 - 90 %
Component for	Server
Motherboard form factor	ATX
Number of SATA III connectors	12
Trusted Platform Module (TPM) version	1.2
Processor socket	Socket SP3
Processor manufacturer	AMD
Compatible processor series	AMD EPYC
Supported storage drive interfaces	SATA III
Harmonized System (HS) code	84733020

Weight and Dimensions

Depth	244 mm
Width	305 mm