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A2SAN-LN4-E/-C
USER'S MANUAL
Revision 1.0a

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Summary of Contents for Supermicro A2SAN-LN4-E

  • Page 1 A2SAN-LN4-E/-C USER'S MANUAL Revision 1.0a...
  • Page 2 State of California, USA. The State of California, County of Santa Clara shall be the exclusive venue for the resolution of any such disputes. Supermicro's total liability for all claims will not exceed the price paid for the hardware product.
  • Page 3 About This Manual This manual is written for system integrators, IT technicians and knowledgeable end users. It provides information for the installation and use of the A2SAN-LN4-E/-C motherboard. About This Motherboard The A2SAN-LN4-E/-C motherboard provides powerful graphics and increased media processing performance with multi-frame technology.
  • Page 4 Super A2SAN-LN4-E/-C User's Manual Contacting Supermicro Headquarters Address: Super Micro Computer, Inc. 980 Rock Ave. San Jose, CA 95131 U.S.A. Tel: +1 (408) 503-8000 Fax: +1 (408) 503-8008 Email: marketing@supermicro.com (General Information) support@supermicro.com (Technical Support) Website: www.supermicro.com Europe Address: Super Micro Computer B.V.
  • Page 5: Table Of Contents

    Preface Table of Contents Chapter 1 Introduction 1.1 Checklist ..........................8 Quick Reference .......................15 Quick Reference Table ......................16 Motherboard Features .......................18 1.2 Processor Overview ......................22 1.3 Special Features ........................23 Recovery from AC Power Loss ..................23 1.4 ACPI Features ........................23 1.5 Power Supply ........................23 1.6 Serial Port ...........................23 1.7 Advanced Power Management ..................24 Trusted Execution Engine (TXE)..................24...
  • Page 6 Super A2SAN-LN4-E/-C User's Manual How Jumpers Work ......................48 2.9 LED Indicators ........................50 Chapter 3 Troubleshooting 3.1 Troubleshooting Procedures ....................53 Before Power On ......................53 No Power ..........................53 No Video ...........................54 System Boot Failure .......................54 Memory Errors ........................54 Losing the System's Setup Configuration .................55 When the System Becomes Unstable ................55...
  • Page 7 Preface Appendix A BIOS Codes A.1 BIOS Error POST (Beep) Codes ..................85 A.2 Additional BIOS POST Codes ....................86 Appendix B Software Installation B.1 Installing Software Programs .....................87 B.2 SuperDoctor 5 ........................88 ® Appendix C Standardized Warning Statements Appendix D UEFI BIOS Recovery D.1 Overview ..........................92 D.2 Recovering the UEFI BIOS Image ..................92 D.3 Recovering the BIOS Block with a USB Device ..............92...
  • Page 8: Checklist

    Introduction Congratulations on purchasing your computer motherboard from an industry leader. Supermicro motherboards are designed to provide you with the highest standards in quality and performance. In additon to the motherboard, several important parts that are included in the retail box are listed below.
  • Page 9 • If you have any questions, please contact our support team at: support@supermicro.com This manual may be periodically updated without notice. Please check the Supermicro website for possible updates to the manual revision level.
  • Page 10 Super A2SAN-LN4-E/-C User's Manual Figure 1-1. A2SAN-LN4-E Motherboard Image A2SAN-LN4-C Motherboard Image Note: All graphics shown in this manual were based upon the latest PCB revision available at the time of publication of the manual. The motherboard you received may...
  • Page 11 Chapter 1: Introduction Figure 1-2. A2SAN-LN4-E/-C Motherboard Image (Bottom Side)
  • Page 12 Super A2SAN-LN4-E/-C User's Manual Figure 1-3. A2SAN-LN4-E/-C Motherboard Mechanical Drawings Motherboard Top Side Motherboard Bottom Side...
  • Page 13 Chapter 1: Introduction Figure 1-4. A2SAN-LN4-E/-C Back Panel I/O Mechanical Drawings Back Panel I/O With Heatsink (A2SAN-LN4-E) 30.70 9.10 Back Panel I/O With Heatsink (A2SAN-LN4-C) 29.70 9.10 Back Panel I/O Without Heatsink 16.50 27.20 9.10...
  • Page 14 Super A2SAN-LN4-E/-C User's Manual Figure 1-5. A2SAN-LN4 Motherboard Layout (not drawn to scale) Top Layout JUSB1 JSIM2 JSIM1 USB2/3 (3.0) JPH1 FAN1 JLAN4 JLAN2 JLAN1 JLAN3 LAN4 LAN2 LAN1 JHDMI1 LAN3 I-SATA0 JPW1 CPU1 USB0/1 JSIM_OPT1 JGP1 JPME2 COM1 Bottom Layout...
  • Page 15: Quick Reference

    Chapter 1: Introduction Quick Reference JSIM2 JLAN4 JLAN3 JSIM1 JLAN2 JLAN1 JHDMI JUSB1 JPH1 JUSB1 JSIM1 JSIM2 USB2/3 (3.0) FAN1 I-SATA0 JPH1 FAN1 JLAN4 JLAN2 JLAN1 JLAN3 LAN4 LAN3 LAN2 LAN1 JHDMI1 JPW1 I-SATA0 JPW1 CPU1 LED6 USB0/1 CPU1 LED5 LED4 LED3 LED2...
  • Page 16: Quick Reference Table

    Super A2SAN-LN4-E/-C User's Manual Quick Reference Table Jumper Description Default Setting (*) Pins 1-3: ME Manufacturing Mode JPME2 Manufacturing Mode Pins 3-5: Normal* (Default) Pins 2-4: Power Force On* JPME2 Power Force On Pins 4-6: PWR BTN Power On Pins 1-2 (JSIM1)
  • Page 17 Chapter 1: Introduction Connector Description JPH1 SATA Power Connector (for one HDD system) JPW1 8-pin 12V DC Power Connector JSIM1 Nano SIM Card Slot for JDM1 JSIM2 Nano SIM Card Slot for JDM2 JSIM3 Nano SIM Card Slot for JDM3 (bottom side layout) JSMBUS1 System Management Bus Header (bottom side layout) JUSB1...
  • Page 18: Motherboard Features

    Super A2SAN-LN4-E/-C User's Manual Motherboard Features Motherboard Features • A2SAN-LN4-E: Intel® Atom™ x5-E3940 Processor, Quad Core, 2M Cache, 1.6GHz-1.8GHz, TDP 9.5W • A2SAN-LN4-C: Intel® Celeron® J3455 Processor, Quad Core, 2M Cache, 1.5GHz-2.3GHz, TDP 10W Memory • Integrated memory controller supports up to 8GB DDR3L 1866MHz Non-ECC SO-DIMM DIMM Size •...
  • Page 19 • 4.17" (L) x 5.87" (W) (106mm x 149mm) (Follow 3.5" SBC screw hole location) Environment • Operating Temperature Range: A2SAN-LN4-E/-C supports 0°C ~ 60°C (32°F - 140°F). • Non-Operating Temperature Range: -40°C - 85°C (-40°F - 185°F) • Operating Relative Humidity Range: 8% - 90% (non-condensing) •...
  • Page 20 Super A2SAN-LN4-E/-C User's Manual Figure 1-6. System Block Diagram MAX. 8G SO-DIMM SUPPORTED DUAL CHANNEL Intel DDI0 Non-ECC-SODIMM0 HDMI connector DDR3L 1866 MHz DDR3L non ECC SKU FLASH FST_SPI 480 Mb/s SPI 128Mb USB2[6] NANO USB2 [0] M.2 B-KEY PORT 1...
  • Page 21 Base Turbo Passive Model # of Core HDMI RS-232 USB3.0 USB2.0 GPIO Temp. Freq. Freq. Heatsink SNK-C0103L 8-bits 0-60 °C 4 x I210IT A2SAN-LN4-E E3940 1.6GHz 1.8GHz 9.5W 20mm SNK-C0103L-1 4 x I211AT 0-60 °C A2SAN-LN4-C J3455 1.5GHz 2.3GHz 19mm...
  • Page 22: Processor Overview

    Super A2SAN-LN4-E/-C User's Manual 1.2 Processor Overview Built upon the functionality and capability of the Intel Atom Soc E3940 of the A2SAN-LN4-E and the Intel Celeron J3455 of the A2SAN-LN4-C, these motherboards offer maximum I/O expandability, energy efficiency, and data reliability in a small form factor, with a maximum capacity of 8GB or memory, and is optimized for embedded storage solutions, networking applications, or cloud-computing platforms.
  • Page 23: Special Features

    1.6 Serial Port The A2SAN-LN4-E motherboard supports one serial communication connection. COM1 can be used for input/output. The UART provides legacy speeds with a baud rate of up to 115.2 Kbps as well as an advanced speed with baud rates of 250 K, 500 K, or 1 Mb/s, which support...
  • Page 24: Advanced Power Management

    Super A2SAN-LN4-E/-C User's Manual 1.7 Advanced Power Management The following new advanced power management features are supported by the motherboard. Trusted Execution Engine (TXE) Intel Atom SoC only supports the TXE 3.0 function.
  • Page 25: Chapter 2 Installation

    Chapter 2: Installation Chapter 2 Installation 2.1 Static-Sensitive Devices Electrostatic Discharge (ESD) can damage electronic com ponents. To avoid damaging your system board, it is important to handle it very carefully. The following measures are generally sufficient to protect your equipment from ESD. Precautions •...
  • Page 26: Motherboard Installation

    Super A2SAN-LN4-E/-C User's Manual 2.2 Motherboard Installation All motherboards have standard mounting holes to fit different types of chassis. Make sure that the locations of all the mounting holes for both the motherboard and the chassis match. Although a chassis may have both plastic and metal mounting fasteners, metal ones are highly recommended because they ground the motherboard to the chassis.
  • Page 27: Installing The Motherboard

    Chapter 2: Installation Installing the Motherboard 1. Locate the mounting holes on the motherboard. See the previous page for the location. 2. Locate the matching mounting holes on the chassis. Align the mounting holes on the motherboard against the mounting holes on the chassis. 3.
  • Page 28: Memory Support And Installation

    Important: Exercise extreme care when installing or removing DIMM modules to pre- vent any possible damage. Memory Support The A2SAN-LN4-E/-C supports supports 8GB DDR3L 1866MHz Non-ECC SO-DIMM in one memory slot on the bottom side of the motherboard. Bottom Layout...
  • Page 29: So-Dimm Installation

    Chapter 2: Installation SO-DIMM Installation 1. Insert the SO-DIMM module vertically at about a 45 degree angle. Press down until the module locks into place. The side clips will automatically secure the SO-DIMM module, locking it into place. Insert this end first Locking clip SO-DIMM Removal 1.
  • Page 30: Installation For Jmd2 And Jmd4

    Super A2SAN-LN4-E/-C User's Manual 2.4 M.2 Installation for JMD2 and JMD4 1. Unfasten the screw from JMD2-SRW1, insert the M.2 modules into JMD2 and JMD4, press the modules down at the same time and secure them by fastening the screw.
  • Page 31: Rear I/O Ports

    Chapter 2: Installation 2.5 Rear I/O Ports See Figure 2-1 below for the locations and descriptions of the various I/O ports on the rear of the motherboard. JUSB1 JSIM2 JSIM1 USB2/3 (3.0) JPH1 FAN1 JLAN4 JLAN2 JLAN1 JLAN3 LAN4 LAN2 LAN1 LAN3 JHDMI1...
  • Page 32 Super A2SAN-LN4-E/-C User's Manual HDMI Port The HDMI (High-Definition Multimedia Interface) port is used to display both high definition video and digital sound through an HDMI-capable display, using the same (HDMI) cable. Universal Serial Bus (USB) Ports There are two USB 3.0 ports (USB0/1) located on the I/O back panel. J2 is a front accessible USB 2.0 header.
  • Page 33 Chapter 2: Installation Nano SIM Slots Thre are two Nano SIM card slots on the I/O back panel. Nano SIM slot 1 is for JMD1 and Nano SIM slot 2 is for JDM2. Nano SIM slot 3 (JMD3) on the bottom of the motherboard Top Layout 1.
  • Page 34 Super A2SAN-LN4-E/-C User's Manual LAN Ports Four Gigabit Ethernet ports (LAN1 - LAN4) are located on the I/O back panel. All of these ports accept RJ45 cables. Please refer to the LED Indicator section for LAN LED information. LAN Port...
  • Page 35: Front Control Panel

    JF1 contains header pins for various buttons and indicators that are normally located on a control panel at the front of the chassis. These connectors are designed specifically for use with Supermicro chassis. See the figure below for the descriptions of the front control panel buttons and LED indicators.
  • Page 36 Super A2SAN-LN4-E/-C User's Manual Power Button The Power Button connection is located on pins 1 and 2 of JF1. Momentarily contacting both pins will power on/off the system. This button can also be configured to function as a suspend button (with a setting in the BIOS - see Chapter 4). To turn off the power when the system is in suspend mode, press the button for 4 seconds or longer.
  • Page 37 Chapter 2: Installation HDD LED The HDD LED connection is located on pins 5 and 6 of JF1. Attach a cable here to indicate the status of HDD-related activities, including SATA activities. Refer to the table below for pin definitions. HDD LED Pin Definitions (JF1) Pin#...
  • Page 38: Connectors

    Super A2SAN-LN4-E/-C User's Manual 2.7 Connectors Power Connections SATA Power Connector The 4-pin SATA power connector JPH1 provides power to onboard HDD devices. Refer to the table below for pin definitions. 4-pin HDD Power Pin Definitions Pin# Definition Ground 8-Pin Power Connector JPW1 is an 8-pin 12V DC power input for the CPU that must be connected to the power supply.
  • Page 39: Headers

    Chapter 2: Installation Headers Fan Headers There is one fan header with 4-pins on the motherboard. Pins 1-3 are backward compatible with traditional 3-pin fans. The onboard fan speeds are controlled by Thermal Management (via Hardware Monitoring) in the BIOS. When using the Thermal Management setting, please use all 3-pin fans or all 4-pin fans.
  • Page 40 Super A2SAN-LN4-E/-C User's Manual General Purpose I/O Header The JGP1 (General Purpose Input/Output) header is a general purpose I/O expander on a pin header via the SMBus. Each pin can be configured to be an input pin or output pin. The GPIO is controlled by the SIO NCT5523D (pins GP20 - GP27).
  • Page 41 Pin# Description Ground SATA Port The A2SAN-LN4-E/-C motherboard has one I-SATA 3.0 port. SATA ports provide serial-link signal connections, which are faster than the connections of Parallel ATA. Refer to the table below for pin definitions. SATA 3.0 Port Pin Definitions...
  • Page 42 Super A2SAN-LN4-E/-C User's Manual M.2 Slots The A2SAN-LN4-E/-C motherboard has four M.2 slots. M.2 was formerly known as Next Generation Form Factor (NGFF). M.2 allows for a variety of card sizes, increased functionality, and spatial efficiency. The M.2 slots at JMD1, JMD2 and JMD3 support B-Key (USB2.0/3.0 with Nano SIM for LTE/3G) modules in a 2242/3042 form factor.
  • Page 43 Chapter 2: Installation M.2 Slot Pin Definition for JMD1 M.2 Pin Definition (JMD1) Pin# Definition Pin# Definition P3V3SB P3V3SB FULL_CARD_POWER_OFF#(PU to P1V8SB only) USB_D- W_DISABLE1#(PU to P3V3SB only) USB_D+ LED (ACTIVE LOW) KEY B KEY B KEY B KEY B KEY B KEY B KEY B...
  • Page 44 Super A2SAN-LN4-E/-C User's Manual M.2 Slot Pin Definition for JMD2 M.2 Pin Definition (JMD2) Pin# Definition Pin# Definition P3V3SB P3V3SB FULL_CARD_POWER_OFF#(PU to P1V8SB only) USB_D- W_DISABLE1#(PU to P3V3SB only) USB_D+ LED (ACTIVE LOW) KEY B KEY B KEY B KEY B...
  • Page 45 Chapter 2: Installation M.2 Slot Pin Definition for JMD3 M.2 Pin Definition (JMD3) Pin# Definition Pin# Definition P3V3SB P3V3SB FULL_CARD_POWER_OFF#(PU to P1V8SB only) USB_D- W_DISABLE1#(PU to P3V3SB only) USB_D+ LED (ACTIVE LOW) KEY B KEY B KEY B KEY B KEY B KEY B KEY B...
  • Page 46 Super A2SAN-LN4-E/-C User's Manual M.2 Slot Pin Definition for JMD4 M.2 Pin Definition (JMD4) Pin# Definition Pin# Definition P3V3SB USB_D+ P3V3SB USB_D- NGFF_WIFI_LED (ACTIVE LOW) NGFF_CONN_UART_WAKE_N (PU to P3V3SB only) KEY E KEY E KEY E KEY E KEY E...
  • Page 47 Chapter 2: Installation System Management Bus Header A System Management Bus header for additional slave devices or sensors is located at JSMBUS1. Refer to the table below for pin definitions. SMBus Header Pin Definitions Pin# Definition Data Ground Clock Bottom Layout 1.
  • Page 48: Jumper Settings

    Super A2SAN-LN4-E/-C User's Manual 2.8 Jumper Settings How Jumpers Work To modify the operation of the motherboard, jumpers can be used to choose between optional settings. Jumpers create shorts between two pins to change the function of the connector. Pin 1 is identified with a square solder pad on the printed circuit board. See the diagram below for an example of jumping pins 1 and 2.
  • Page 49 Chapter 2: Installation ME Manufacturing Mode and Power Force On The JPME2 jumper has two functions: Manufacturing Mode and Power Force On. Refer to the table below for the jumper settings for each function. The asterisk represents the default setting. Manufacturing Mode/Power Force On Jumper Settings Jumper Setting...
  • Page 50: Led Indicators

    Super A2SAN-LN4-E/-C User's Manual 2.9 LED Indicators LAN LEDs Four LAN ports (LAN 1 and LAN 2) are located on the I/O back panel of the motherboard. Each LAN port has two LEDs. The green LED indicates activity, while the other Link LED may be green, amber, or off to indicate the speed of the connection.
  • Page 51 Chapter 2: Installation Power LED LED1 is the Power GOOD LED. Refer to the table below for LED definitions. Power Good LED Indicator LED Color Definition Green All power is good Issue with power output M.2 Active LED LED2, LED3, LED4, and LED5 are the M.2 activity LEDs. The LED activity behavior depends on the module.
  • Page 52 Super A2SAN-LN4-E/-C User's Manual LAN Activity LED LED6, LED7, LED8, and LED9 are the GbE LAN activity LEDs. When the LED is blinking amber, there is activity in the LAN port(s). GbE LAN Active LED Indicator LED Color Definition Blinking Amber LAN Active 1.
  • Page 53: Chapter 3 Troubleshooting

    Chapter 3: Troubleshooting 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.
  • Page 54: No Video

    Super A2SAN-LN4-E/-C User's Manual No Video 1. If the power is on, but you have no video, remove all add-on cards and cables. 2. Use the speaker to determine if any beep codes are present. Refer to Appendix A for details on beep codes.
  • Page 55: Losing The System's Setup Configuration

    Chapter 3: Troubleshooting Losing the System's Setup Configuration 1. Make sure that you are using a high-quality power supply. A poor-quality power supply may cause the system to lose the CMOS setup information. Refer to Chapter 2 for details on recommended power supplies. 2.
  • Page 56 Super A2SAN-LN4-E/-C User's Manual 3. Using the minimum configuration for troubleshooting: Remove all unnecessary components (starting with add-on cards first), and use the minimum configuration (but with the CPU and a memory module installed) to identify the trouble areas. Refer to the steps listed in Section A above for proper troubleshooting procedures.
  • Page 57: Technical Support Procedures

    Before contacting Technical Support, please take the following steps. Also, please note that as a motherboard manufacturer, Supermicro also sells motherboards through its channels, so it is best to first check with your distributor or reseller for troubleshooting services. They should know of any possible problems with the specific system configuration that was sold to you.
  • Page 58: Frequently Asked Questions

    Note: The SPI BIOS chip used on this motherboard cannot be removed. Send your motherboard back to our RMA Department at Supermicro for repair. For BIOS Recovery instructions, please refer to the AMI BIOS Recovery Instructions posted at http://www.
  • Page 59: Battery Removal And Installation

    Chapter 3: Troubleshooting 3.4 Battery Removal and Installation Battery Removal To remove the battery, follow the steps below: 1. Power off your system and unplug your power cable. 2. Remove the battery cable at the BT1 connector on the board. 3.
  • Page 60: Returning Merchandise For Service

    Super A2SAN-LN4-E/-C User's Manual 3.5 Returning Merchandise for Service A receipt or copy of your invoice marked with the date of purchase is required before any warranty service will be rendered. You can obtain service by calling your vendor for a Returned Merchandise Authorization (RMA) number.
  • Page 61: Chapter 4 Bios

    Chapter 4: BIOS Chapter 4 BIOS 4.1 Introduction This chapter describes the AMIBIOS™ Setup utility for the A2SAN-LN4-C motherboard. The BIOS is stored on a chip and can be easily upgraded using a flash program. Note: Due to periodic changes to the BIOS, some settings may have been added or deleted and might not yet be recorded in this manual.
  • Page 62: Main

    Super A2SAN-LN4-E/-C User's Manual 4.2 Main When you first enter the AMI BIOS setup utility, you will enter the Main setup screen. You can always return to the Main setup screen by selecting the Main tab on the top of the screen.
  • Page 63 Chapter 4: BIOS MRC Version TXE FW...
  • Page 64: Advanced

    Super A2SAN-LN4-E/-C User's Manual 4.3 Advanced Use this menu to configure Advanced settings. Warning: Take caution when changing the Advanced settings. An incorrect value, a very high DRAM frequency, or an incorrect BIOS timing setting may cause the system to malfunction.
  • Page 65 Chapter 4: BIOS Wait For "F1" If Error This feature forces the system to wait until the F1 key is pressed if an error occurs. The options are Disabled and Enabled. INT19 Trap Response Interrupt 19 is the software interrupt that handles the boot disk function. When this feature is set to Immediate, the ROM BIOS of the host adaptors will "capture"...
  • Page 66 Super A2SAN-LN4-E/-C User's Manual CPU Configuration The following CPU information will display: • CPU model • CPU Signature • Microcode Patch • Max CPU Speed • Min CPU Speed • Processor Cores • Intel HT Technology • Intel VT-x Technology •...
  • Page 67 Chapter 4: BIOS Power Limit 1 Enable Use this feature to set the power limit for the CPU. The options are Disabled and Enabled. *This feature is available when EIST is set to Enabled. Power Limit 1 Power Limit 1 Clamp Mode Use this feature to set the PL1 clamp bit.
  • Page 68 Super A2SAN-LN4-E/-C User's Manual Monitor Mwait Select Enabled to enable the Monitor/Mwait instructions. The Monitor instructions monitors a region of memory for writes, and MWait instructions instruct the CPU to stop until the monitored region begins to write. The options are Disabled and Enabled.
  • Page 69 Chapter 4: BIOS GTT Size Use this feature to set the memory size to be used by the graphics translation table (GTT). The options are 2MB, 4MB, and 8MB. Aperture Size Use this feature to set the Aperture size, which is the size of system memory reserved by the BIOS for graphics device use.
  • Page 70 Super A2SAN-LN4-E/-C User's Manual Intel I211 Gigabit LAN 1 ASPM Use this feature to set the Active State Power Management (ASPM) level for a PCIe device. Select Auto for the system BIOS to automatically set the ASPM level based on the system configuration.
  • Page 71 Chapter 4: BIOS Intel I211 Gigabit LAN 3/Intel I211 Gigabit LAN 4 ASPM Use this feature to set the Active State Power Management (ASPM) level for a PCIe device. Select Auto for the system BIOS to automatically set the ASPM level based on the system configuration.
  • Page 72 Super A2SAN-LN4-E/-C User's Manual Aggressive LPM Support When this feature is set to Enabled, the SATA AHCI controller manages the power usage of the SATA link. The controller will put the link in a low power mode during extended periods of I/O inactivity, and will return the link to an active state when I/O activity resumes.
  • Page 73 Chapter 4: BIOS ACPI Settings  ACPI Sleep State Use this feature to select which sleep state mode the system will enter when the Suspend button is pressed. The options are Suspend Disabled and S3 (Suspend to RAM). High Precision Timer Select Enabled to activate the High Precision Event Timer (HPET) that produces periodic interrupts at a much higher frequency than a Real-time Clock (RTC) does in synchronizing multimedia streams, providing smooth playback, and reducing the dependency on other...
  • Page 74 Super A2SAN-LN4-E/-C User's Manual Hardware Monitor  The following PC Health Status information will be displayed: • Peripheral temperature • System temperature Fan Speed Control Mode Use this feature to select the fan speed control mode. The options are Standard, Heavy I/O, and Full Speed.
  • Page 75 Chapter 4: BIOS *If Onboard LAN Option ROM Type is set to Lagacy, Onboard LAN1 - LAN4 Option ROM will become available for configuration: Onboard LAN1 Option ROM Use this feature to select which LAN1 firmware type to be loaded. The options are Disabled and PXE.
  • Page 76 Super A2SAN-LN4-E/-C User's Manual Media detect count Use this option to specify the number of times media will be checked. Press "+" or "-" on your keyboard to change the value. The default setting is 1. Intel® I211 Gigabit Network Connection - 3C:EC:EF:87:BE:B0 ...
  • Page 77 Chapter 4: BIOS Link Status This feature displays the connection status. MAC Address This feature displays the MAC address for this computer. Mac addresses are six two-digit hexadecimal numbers.
  • Page 78: Security

    Super A2SAN-LN4-E/-C User's Manual 4.4 Security Use this menu to configure Security settings. Password Check Use this feature to determine when a password entry is required. Select Setup to require the password only when entering setup. Select Always to require the password when entering setup and at each bootup.
  • Page 79 Chapter 4: BIOS Secure Boot Mode This feature allows you to select the desired secure boot mode for the system. The options are Standard and Custom. *If Secure Boot Mode is set to Custom, Key Management features will be available for configuration.
  • Page 80 Super A2SAN-LN4-E/-C User's Manual Append Key Select Yes to add the KEK from the manufacturer's defaults list to the existing KEK database. Select No to load the KEK from a file. The options are Yes and No.  Authorized Signatures Set New Var Select Yes to load the db from the manufacturer's defaults.
  • Page 81: Boot

    Chapter 4: BIOS 4.5 Boot Use this menu to configure Boot settings: Boot mode select Use this feature to select the boot mode. The options are LEGACY, UEFI, and DUAL. Fixed Boot Order Priorities This option prioritizes the order of bootable devices that the system can boot from. Press <Enter>...
  • Page 82 Super A2SAN-LN4-E/-C User's Manual • Boot Option #8 • Boot Option #9  UEFI Application Boot Priorities This feature allows you to specify which UEFI devices are boot devices. • Boot Option #1  UEFI NETWORK Drive BBS Priorities This feature allows you to specify which UEFI network drive devices are boot devices.
  • Page 83: Save & Exit

    Chapter 4: BIOS 4.6 Save & Exit Use this menu to save settings and exit the BIOS. Save Options Discard Changes and Exit Select this option to quit the BIOS Setup without making any permanent changes to the system configuration and reboot the computer. Select Discard Changes and Exit from the Exit menu and press <Enter>.
  • Page 84 Super A2SAN-LN4-E/-C User's Manual Restore Defaults To set this feature, select Restore Defaults from the Exit menu and press <Enter>. These are factory settings designed for maximum system performance but not for maximum stability. Save as User Defaults To set this feature, select Save as User Defaults from the Exit menu and press <Enter>. This enables you to save any changes to the BIOS setup for future use.
  • Page 85: Appendix A Bios Codes

    Appendix A: BIOS Codes Appendix A BIOS Codes A.1 BIOS Error POST (Beep) Codes During the POST (Power-On Self-Test) routines, which are performed each time the system is powered on, errors may occur. Non-fatal errors are those which, in most cases, allow the system to continue the boot-up process.
  • Page 86: Additional Bios Post Codes

    When BIOS performs the Power On Self Test, it writes checkpoint codes to I/O port 0080h. If the computer cannot complete the boot process, a diagnostic card can be attached to the computer to read I/O port 0080h (Supermicro p/n AOC-LPC80-20). For information on AMI updates, please refer to http://www.ami.com/products/.
  • Page 87: Appendix B Software Installation

    Appendix B Software Installation B.1 Installing Software Programs The Supermicro website that contains drivers and utilities for your system is at https://www. supermicro.com/wftp/driver. Some of these must be installed, such as the chipset driver. After accessing the website, go into the CDR_Images (in the parent directory of the above link) and locate the ISO file for your motherboard.
  • Page 88: Superdoctor ® 5

    SATA settings back to your original settings. B.2 SuperDoctor ® The Supermicro SuperDoctor 5 is a hardware monitoring program that functions in a command-line or web-based interface in Windows and Linux operating systems. The program monitors system health information such as CPU temperature, system voltages, system power consumption, fan speed, and provides alerts via email or Simple Network Management Protocol (SNMP).
  • Page 89: Appendix C Standardized Warning Statements

    The following statements are industry standard warnings, provided to warn the user of situations which have the potential for bodily injury. Should you have questions or experience difficulty, contact Supermicro's Technical Support department for assistance. Only certified technicians should attempt to install or configure components.
  • Page 90 Super A2SAN-LN4-E/-C User's Manual Attention Danger d'explosion si la pile n'est pas remplacée correctement. Ne la remplacer que par une pile de type semblable ou équivalent, recommandée par le fabricant. Jeter les piles usagées conformément aux instructions du fabricant. ¡Advertencia! Existe peligro de explosión si la batería se reemplaza de manera incorrecta.
  • Page 91 Appendix C: Standardized Warning Statements Product Disposal Warning! Ultimate disposal of this product should be handled according to all national laws and regulations. 製品の廃棄 この製品を廃棄処分する場合、 国の関係する全ての法律 ・ 条例に従い処理する必要があります。 警告 本产品的废弃处理应根据所有国家的法律和规章进行。 警告 本產品的廢棄處理應根據所有國家的法律和規章進行。 Warnung Die Entsorgung dieses Produkts sollte gemäß allen Bestimmungen und Gesetzen des Landes erfolgen.
  • Page 92: Appendix D Uefi Bios Recovery

    Warning: Do not upgrade the BIOS unless your system has a BIOS-related issue. Flashing the wrong BIOS can cause irreparable damage to the system. In no event shall Supermicro be liable for direct, indirect, special, incidental, or consequential damages arising from a BIOS update. If you need to update the BIOS, do not shut down or reset the system while the BIOS is updating to avoid possible boot failure.
  • Page 93 USB device or a writable CD/DVD. Note 1: If you cannot locate the "Super.ROM" file in your driver disk, visit our website www.supermicro.com to download the BIOS package. Extract the BIOS binary im- age into a USB flash device and rename it "Super.ROM" for the BIOS recovery use.
  • Page 94 Super A2SAN-LN4-E/-C User's Manual 3. After locating the new BIOS binary image, the system will enter the BIOS Recovery menu as shown below: Note: At this point, you may decide if you want to start the BIOS recovery. If you decide to proceed with BIOS recovery, follow the procedures below.
  • Page 95 Appendix D: UEFI BIOS Recovery 5. After the BIOS recovery process is completed, press any key to reboot the system. 6. Using a different system, extract the BIOS package into a USB flash drive. 7. Press <Del> during system boot to enter the BIOS Setup utility. From the top of the tool bar, select Boot to enter the submenu.
  • Page 96 Super A2SAN-LN4-E/-C User's Manual 9. The screen above indicates that the BIOS update process is complete. When you see the screen above, unplug the AC power cable from the power supply, clear CMOS, and plug the AC power cable in the power supply again to power on the system.

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