Supermicro Supero C7Z270-CG-M User Manual
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Supermicro Supero C7Z270-CG-M User Manual

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C7Z270-CG-M
USER'S MANUAL
Revision 1.0

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Summary of Contents for Supermicro Supero C7Z270-CG-M

  • Page 1 C7Z270-CG-M USER’S MANUAL Revision 1.0...
  • Page 2 This product, including software and documenta- tion, is the property of Supermicro and/or its licensors, and is supplied only under a license. Any use or reproduction of this product is not allowed, except as expressly permitted by the terms of said license.

  • Page 3: Manual Organization

    Preface Preface This manual is written for system integrators, PC technicians and knowledgeable PC users. It provides information for the installation and use of the C7Z270-CG-M motherboard. Manual Organization Chapter 1 describes the features, specifications and performance of the motherboard, and provides detailed information on the Intel Z270 Express chipset.

  • Page 4: Checklist

    Supermicro C7Z270-CG-M Motherboard User’s Manual Checklist Congratulations on purchasing your computer motherboard from an ac- knowledged leader in the industry. Supermicro boards are designed with the utmost attention to detail to provide you with the highest standards in quality and performance.

  • Page 5: 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 6: Product Disposal

    Supermicro C7Z270-CG-M Motherboard User’s Manual ¡Advertencia! Existe peligro de explosión si la batería se reemplaza de manera incor- recta. Reemplazar la batería exclusivamente con el mismo tipo o el equivalente recomendado por el fabricante. Desechar las baterías gasta- das según las instrucciones del fabricante.
  • Page 7 Standardized Warning Statements 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. ¡Advertencia! Al deshacerse por completo de este producto debe seguir todas las leyes y reglamentos nacionales.

  • Page 8: Contacting Supermicro

    Supermicro C7Z270-CG-M Motherboard 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) Web Site: www.supermicro.com Europe Address: Super Micro Computer B.V.

  • Page 9: Where To Find More Information

    For your system to work properly, please follow the links below to download all necessary drivers/utilities and the user's manual for your motherboard. Supermicro product manuals: http://www.supermicro.com/support/ manuals/ Product Drivers and utilities: ftp://ftp.supermicro.com/ If you have any questions, please contact our support team at support@ supermicro.com.

  • Page 10: Table Of Contents

    Supermicro C7Z270-CG-M Motherboard User’s Manual Table of Contents Preface Manual Organization ................iii Checklist ..................iv Conventions Used in the Manual ............iv Standardized Warning Statements ............v Battery Handling ............... v Product Disposal ...............vi Contacting Supermicro ..............viii Where to Find More Information............ix...
  • Page 11 Table of Contents Removing the Heatsink ............2-8 Installing DDR4 Memory ............2-9 DIMM Installation ..............2-9 Removing Memory Modules ............. 2-9 Memory Support ..............2-10 Memory Population Guidelines ..........2-11 Motherboard Installation ............2-12 Tools Needed ............... 2-12 Location of Mounting Holes ........... 2-12 Installing the Motherboard ............
  • Page 12 Supermicro C7Z270-CG-M Motherboard User’s Manual Front Panel Audio Header (AUDIO FP) ........ 2-27 TPM Header/Port 80 ............2-27 Jumper Settings ..............2-28 Explanation of Jumpers ............2-28 Manufacturing Mode (JPME2) ..........2-28 Clear CMOS & JBT1 ............2-29 PCI-E Slot SMB Enable (I2C1/I2C2) ........2-29 Watch Dog Timer Enable/Disable ........
  • Page 13 Table of Contents Chapter 4 BIOS Introduction ................4-1 Starting BIOS GUI Setup Utility ..........4-1 How To Change the Configuration Data ........4-2 How to Start the Setup Utility ..........4-2 System Information ............... 4-3 System Date ..............4-3 System Time ..............
  • Page 14 Supermicro C7Z270-CG-M Motherboard User’s Manual Package C State Workaround ..........4-10 GT-Power Management ............4-10 CPU OverClocking ..............4-11 BCLK Clock Frequency (1/100 MHz) ........4-11 FCLK Frequency for Early Power On ........4-11 Active Processor Cores ............4-11 Load SMC CPU OC Setting ..........4-11 1-Core Ratio Limit Override ..........
  • Page 15 Table of Contents Ring Min OC Ratio ............4-16 Uncore Voltage Offset ............4-16 Offset Prefix ..............4-16 PCH Voltage ..............4-16 CPU_IO Voltage ............... 4-16 PSYS Slope ..............4-16 PSYS Offset ..............4-16 PSYS PMax Power ............4-16 Acoustic Noise Settings ............4-16 Acoustic Noise Mitigation ...........
  • Page 16 Supermicro C7Z270-CG-M Motherboard User’s Manual Serial Port ............... 4-31 Device Settings ..............4-31 Change Settings .............. 4-31 Serial Port Console Redirection ..........4-32 COM 1 ................4-32 Console Redirection ............4-32 System Agent (SA) Configuration ........... 4-36 GMM Device (B0:D8:F0) ........... 4-37 X2APIC Opt Out ...............
  • Page 17 Table of Contents Spin Up Device ..............4-46 SATA Device Type ............4-46 PCH FW Configuration ............4-47 ME FW Image Re-Flash ............. 4-47 USB Configuration ..............4-48 Legacy USB Support ............4-48 XHCI Hand-Off ..............4-48 PCIe/PCI/PnP Configuration ........... 4-50 Trusted Computing ...............
  • Page 18 Supermicro C7Z270-CG-M Motherboard User’s Manual Append OsRecovery Signature ........... 4-59 Thermal & Fan ..............4-60 Fan Control ................. 4-61 Fan Speed Control Mode ........... 4-61 Save & Exit ................. 4-62 Boot mode select ............. 4-62 FIXED BOOT ORDER Priorities ..........4-62 Legacy Boot Option #1~#8 ..........

  • Page 19: Introduction

    (H4) socket. With the Intel® Z270 Express chipset built in, the C7Z270- CG-M motherboard offers substantial system performance and storage capability for overclocking platforms in a sleek package. Please refer to our website (http://www.supermicro.com/products/) for processor and memory support updates. 1-2 Chipset Overview Intel Z270 Express Chipset Features •...

  • Page 20: Motherboard Features

    Supermicro C7Z270-CG-M Motherboard User’s Manual 1-3 Motherboard Features Single 6th or 7th Generation Intel® Core i7/i5/i3, Pentium®/Celeron® processor in an LGA1151 type socket with up to 120Watt TDP Four (4) slots support up to 64GB of unbuffered, non- Memory ECC, 2133MHz to 3733MHz+ DDR4 memory*...
  • Page 21 Chapter 1: Introduction Audio One (1) High Definition Audio 7.1 channel connector supported by Realtek ALC1150 on the back panel One (1) Front Panel Audio Header One (1) S/PDIF Out on the rear side of the chassis Super I/O Nuvoton NCT6792D-B 128 Mb AMI BIOS SPI Flash BIOS BIOS...

  • Page 22: Special Features

    Supermicro C7Z270-CG-M Motherboard User’s Manual 1-4 Special Features Recovery from AC Power Loss Basic I/O System (BIOS) provides a setting for you to determine how the system will respond when AC power is lost and then restored to the system. You can choose for the system to remain powered off, (in which case you must press the power switch to turn it back on), or for it to automatically return to a power-on state.

  • Page 23: System Resource Alert

    Chapter 1: Introduction System Resource Alert This feature is available when the system is used with SuperDoctor® 5 in the Windows OS environment or used with SuperDoctor II in Linux. SuperDoctor is used to notify the user of certain system events. For example, you can also configure SuperDoctor to provide you with warnings when the system temperature, CPU temperatures, voltages and fan speeds go beyond predefined thresholds.

  • Page 24: Power Supply

    Supermicro C7Z270-CG-M Motherboard User’s Manual 1-7 Power Supply As with all computer products, a stable power source is necessary for proper and reliable operation. It is even more important for processors that have high CPU clock rates. This motherboard accommodates 24-pin ATX power supplies. Although most power supplies generally meet the specifications required by the CPU, some are inadequate.
  • Page 25 Chapter 1: Introduction C7Z270-CG-M Motherboard Image Note: All graphics shown in this manual were based upon the latest PCB Revision available at the time of publishing of the manual. The motherboard you've received may or may not look exactly the same as the graphics shown in this manual.
  • Page 26 Supermicro C7Z270-CG-M Motherboard User’s Manual C7Z270-CG-M Motherboard Layout JUSBC USB 4/5/6/7(3.0) HDMI/DP JSPDIF_OUT JUSBLAN1 JAUDIO1 JUSBC HD AUDIO USB 10(3.1) USB 11(3.1) JI2C1/JI2C2 JI2C2 JI2C1 SYS_FAN2 ON :ENABLE OFF:DISABLE 22110 JVR1 JPME2: 1-2:NORMAL 2-3:ME MANUFACTURING MODE JPUSB1:USB2/3(3.0)WAKE UP JPUSB1 1-2 ENABLE...
  • Page 27 Chapter 1: Introduction C7Z270-CG-M Block Diagram SVID IMVP8 IMVP8 (PCIe x16/NA or PCIe x8/PCIe x8) PCIe x16 SLOT #6 PCIe3.0_x8 PCIe3.0_x16 INTEL LGA1151 8.0GT/s 8.0GT/s PCIe x8(in x16) SLOT #6 PCIe x8(in x16) SLOT #4 PCIe3.0_x8 Kabylake-S DDR4 (CHA) 8.0GT/s DDI1 a a f =N PCIe3.0_x8...
  • Page 28 Supermicro C7Z270-CG-M Motherboard User’s Manual C7Z270-CG-M Quick Reference JUSBC USB 4/5/6/7(3.0) HDMI/DP JSPDIF_OUT JUSBLAN1 JAUDIO1 JUSBC HD AUDIO USB 10(3.1) USB 11(3.1) JI2C1/JI2C2 JI2C2 JI2C1 SYS_FAN2 ON :ENABLE OFF:DISABLE 22110 JVR1 JPME2: 1-2:NORMAL 2-3:ME MANUFACTURING MODE JPUSB1:USB2/3(3.0)WAKE UP JPUSB1 1-2 ENABLE...
  • Page 29 Chapter 1: Introduction Connector Description Audio FP Front Panel Audio Header Onboard Battery COM1 COM1 Port Header Sys Fan 1,2 CPU Fan 1,2 System/CPU Fan Headers Pins 1~4: External Speaker Front Panel Control Header Chassis Intrusion Header Header for a thermistor type sensor JPW1 24-pin ATX Main Power Connector (Required) JPW2...
  • Page 30 Supermicro C7Z270-CG-M Motherboard User’s Manual Notes 1-12...

  • Page 31: Installation

    Chapter 2: Installation Chapter 2 Installation 2-1 Installation Components and Tools Needed Screws Phillips-Head Screwdriver Intel LGA 1151 Processor DDR4 DIMMs PC Chassis Heatsink with Fan Power Supply Video Card (Optional) SATA/USB Optical Drive (Optional) SATA Hard Disk Drive...

  • Page 32: Static-Sensitive Devices

    Supermicro C7Z270-CG-M Motherboard User’s Manual 2-2 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.

  • Page 33: Processor And Heatsink Installation

    CPU socket cap is in place and none of the socket pins are bent; otherwise, contact your retailer immediately. Refer to the Supermicro website for updates on CPU support. Installing the LGA1151 Processor 1. Press the load lever to release the load plate, which covers the CPU socket, from its locking position.
  • Page 34 Supermicro C7Z270-CG-M Motherboard User’s Manual 2. Gently lift the load lever to open the load plate. Remove the plas- tic cap. 3. Use your thumb and your index finger to hold the CPU at the North center edge and the South center edge of the CPU.
  • Page 35 Chapter 2: Installation 5. Do not rub the CPU against the surface or against any pins of the socket to avoid damaging the CPU or the socket.) 6. With the CPU inside the socket, inspect the four corners of the CPU to make sure that the CPU is properly installed.

  • Page 36: Installing An Active Cpu Heatsink With Fan

    Supermicro C7Z270-CG-M Motherboard User’s Manual Installing an Active CPU Heatsink with Fan 1. Locate the CPU Fan power con- nector on the motherboard. (Refer to the layout on the right for the CPU Fan location.) 2. Position the heatsink so that...
  • Page 37 Chapter 2: Installation 7. Align the four heatsink fasteners with the mounting holes on the motherboard. Gently push the pairs of diagonal fasteners (#1 & #2, and #3 & #4) into the mounting holes until you hear a click. Also, make sure to orient each fastener so that the narrow end of the groove is pointing outward.

  • Page 38: Removing The Heatsink

    Supermicro C7Z270-CG-M Motherboard User’s Manual Removing the Heatsink Attention! We do not recommend that the CPU or the heatsink be removed. However, if you do need to remove the heatsink, please follow the instructions below to re- move the heatsink and to prevent damage done to the CPU or other components.

  • Page 39: Installing Ddr4 Memory

    Chapter 2: Installation 2-4 Installing DDR4 Memory Note: Check the Supermicro website for recommended memory modules. Attention! Exercise extreme care when installing or removing DIMM modules to prevent any possible damage. DIMM Installation JUSBC 1. Insert the desired number of USB 4/5/6/7(3.0)

  • Page 40: Memory Support

    Supermicro C7Z270-CG-M Motherboard User’s Manual Memory Support Towards the CPU DIMMA1 (Black Slot) DIMMA2 (Red Slot) DIMMB1 (Black Slot) DIMMB2 (Red Slot) Towards the edge of the motherboard The C7Z270-CG-M supports up to 64GB of Unbuffered (UDIMM) non- ECC DDR4 memory, up to 3733MHz+ in four 288-pin memory slots.

  • Page 41: Memory Population Guidelines

    Chapter 2: Installation Possible System Memory Allocation & Availability System Device Size Physical Memory Remaining (-Available) (4 GB Total System Memory) Firmware Hub flash memory (System BIOS) 1 MB 3.99 Local APIC 4 KB 3.99 Area Reserved for the chipset 2 MB 3.99 I/O APIC (4 Kbytes)

  • Page 42: Motherboard Installation

    Supermicro C7Z270-CG-M Motherboard User’s Manual 2-5 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 motherboard and chassis match. Although a chassis may have both plas- tic and metal mounting fasteners, metal ones are highly recommended because they ground the motherboard to the chassis.

  • Page 43: Installing The Motherboard

    Chapter 2: Installation Installing the Motherboard 1. Install the I/O shield into the back of the chassis. 2. Locate the mounting holes on the motherboard. (See the previous page.) 3. Locate the matching mounting holes on the chassis. Align the mounting holes on the motherboard against the mounting holes on the chassis.

  • Page 44: Connectors/Io Ports

    Supermicro C7Z270-CG-M Motherboard User’s Manual 2-6 Connectors/IO Ports The I/O ports are color coded in conformance with the industry standards. See the figure below for the colors and locations of the various I/O ports. Back I/O Panel JUSBC USB 4/5/6/7(3.0)

  • Page 45: Universal Serial Bus (Usb)

    Chapter 2: Installation Universal Serial Bus (USB) Four Universal Serial Bus 3.0 ports (#2,3,4,5,6,7) and two USB 3.1 'type C' port (#10/11) are located on the I/O back panel. In addition, one USB 3.0 header (two ports: #8/9), and one USB 2.0 headers (two ports: #0/1) are also located on the motherboard to provide front chassis access using USB cables (not included).

  • Page 46: Ethernet Port

    Supermicro C7Z270-CG-M Motherboard User’s Manual Ethernet Port LAN Ports Pin Definition One Gigabit Ethernet port (LAN) is lo- Pin# Definition cated next to the USB 3.0 ports on the P2V5SB SGND I/O Backpanel to provide network con- nections. This port will accept RJ45 type...

  • Page 47: Atx Ps/2 Keyboard/Mouse Ports

    Chapter 2: Installation ATX PS/2 Keyboard/Mouse Ports The ATX PS/2 keyboard and PS/2 mouse are located above Back Panel USB Ports 0/1 on the motherboard. VESA® DisplayPort™ DisplayPort, develped by the VESA consortium, delivers digital display at a fast refresh rate. It can connect to virtually any display device using a DisplayPort adapter for devices such as VGA, DVI or HDMI.

  • Page 48: 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 49: Front Control Panel Pin Definitions

    Chapter 2: Installation Front Control Panel Pin Definitions Power LED Power LED Pin Definitions (JF1) The Power LED connection is located on Pin# Definition pins 15 and 16 of JF1. Refer to the table on the right for pin definitions. Ground HDD LED HDD LED...

  • Page 50: Reset Button

    Supermicro C7Z270-CG-M Motherboard User’s Manual Reset Button Reset Button The Reset Button connection is located Pin Definitions (JF1) on pins 3 and 4 of JF1. Attach it to a Pin# Definition hardware reset switch on the computer Reset case to reset the system. Refer to the Ground table on the right for pin definitions.

  • Page 51: Connecting Cables

    Chapter 2: Installation 2-7 Connecting Cables This section provides brief descriptions and pin-out definitions for on- board headers and connectors. Be sure to use the correct cable for each header or connector. ATX Power 24-pin Connector ATX Main PWR & CPU PWR Pin Definitions (JPW1) Connectors (JPW1 &...

  • Page 52: Chassis Intrusion (Jl1)

    Supermicro C7Z270-CG-M Motherboard User’s Manual Fan Headers (CPU FAN1, CPU FAN2, Fan Header Pin Definitions SYS FAN1 and SYS FAN2) Pin# Definition Your motherboard has four fan head- Ground (Black) ers. These fans are 4-pin fan headers. 2.5A/+12V Although pins 1-3 of SYS FAN1 and SYS...

  • Page 53: Speaker (Jd1)

    Chapter 2: Installation Speaker (JD1) If you wish to use an external speaker, Speaker Connector Pin Definitions attach the speaker cable to Pins 1~4 of Pin Setting Definition this header. See the table on the right Pins1~4 External Speaker for pin definitions. Thermistor Header (TH1) If you wish to use an external thermistor- type sensor witht he motherboard, attach...

  • Page 54: Serial Port (Com1)

    Supermicro C7Z270-CG-M Motherboard User’s Manual Serial Port (COM1) Serial/COM Ports Pin Definitions There is one serial (COM) port header on Pin # Definition Pin # Definition the motherboard. See the table on the right for pin definitions. Ground A. COM1 JUSBC USB 4/5/6/7(3.0)

  • Page 55: Dom Pwr Connector (Jsd1)

    Chapter 2: Installation DOM PWR Connector (JSD1) DOM PWR Pin Definitions The Disk-On-Module (DOM) power con- Pin# Definition nector, located at JSD1, provides 5V (Gen1/Gen) power to a solid state DOM Ground storage device connected to one of the Ground SATA ports.

  • Page 56: Standby Power Header (Stby1)

    Supermicro C7Z270-CG-M Motherboard User’s Manual Standby Power Header (STBY1) Standby Power Pin Definitions The Standby Power header is located Pin# Definition at STBY1 on the motherboard. See the +5V Standby table on the right for pin definitions. Ground Wake-up PCI-E M.2 Connector (PCI-E M.2) The PCI-E M.2 connector is for PCI-E...

  • Page 57: Front Panel Audio Header (Audio Fp)

    Chapter 2: Installation Front Panel Audio Header (AUDIO 10-in Audio Pin Definitions Pin# Signal A 10-pin Audio header is supported on Microphone_Left the motherboard. This header allows you Audio_Ground to connect the motherboard to a front Microphone_Right panel audio control panet, if needed. Audio_Detect Connect an audio cable to the audio header to use this feature (not supplied).

  • Page 58: Jumper Settings

    Supermicro C7Z270-CG-M Motherboard User’s Manual 2-8 Jumper Settings Explanation of Jumpers To modify the operation of the mother- board, jumpers can be used to choose between optional settings. Jumpers create shorts between two pins to change the function of the connector.

  • Page 59: Clear Cmos & Jbt1

    Chapter 2: Installation Clear CMOS & JBT1 Clear CMOS and JBT1 are used to clear the saved system setup con- figuration stored in the CMOS chip. To clear the contents of the CMOS usng JBT1, short the two pads of JBT1 with metallic conductor such as a flathead screwdriver.

  • Page 60: Watch Dog Timer Enable/Disable

    Supermicro C7Z270-CG-M Motherboard User’s Manual Watch Dog Timer Enable/Disable Watch Dog Jumper Settings Watch Dog (JWD1) is a system monitor Jumper Setting Definition that can reboot the system when a soft- Pins 1-2 Reset (default) ware application hangs. Close Pins 1-2 to Pins 2-3 reset the system if an application hangs.

  • Page 61: Power Button (Power Button)

    Chapter 2: Installation Power Button (POWER BUTTON) In addition to the soft power switch provided in JF1, your motherboard is equipped with a 'soft' power button on the motherboard. This switch works the same way as the soft power switch on JF1. Reset Button When pressed, the Reset Button will reset the system and reboot.

  • Page 62: Onboard Indicators

    Supermicro C7Z270-CG-M Motherboard User’s Manual 2-9 Onboard Indicators LAN LEDs GLAN Activity Indicator One LAN port is located on the I/O LED Settings backpanel of the motherboard. This Color Status Definition Ethernet LAN port has two LEDs (Light Yellow Flashing Active Emitting Diode).

  • Page 63: Status Display (Led4)

    USB 0/1 ic displays that will display a status or POST code, when the motherboard JUSB30_I4 is powered on. Please download the following Supermicro publication for a complete list of POST codes: BIOS LICENSE PCIE M.2 CO https://www.supermicro.com/manuals/other/AMI_BIOS_POST_Codes_ JBT1:CMOS CLEAR JBT1 USB 8/9(3.0)

  • Page 64: Hard Drive Connections

    Supermicro C7Z270-CG-M Motherboard User’s Manual 2-10 Hard Drive Connections SATA Connections (I-SATA0~I-SATA5) SATA 2.0/3.0 Connectors Pin Definitions Six Serial ATA (SATA) 3.0 connectors (I-SATA Pin# Signal 0~5) are supported on the board. These I- Ground SATA 3.0 ports are supported by the Intel SATA_TXP Z270 PCH chip (supports RAID 0,1,5,10).

  • Page 65: 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.

  • Page 66: No Video

    Supermicro C7Z270-CG-M Motherboard User’s Manual No Video 1. If the power is on, but you have no video--in this case, you will need to remove all the add-on cards and cables first. 2. Use the speaker to determine if any beep codes exist. (Refer to Ap- pendix A for details on beep codes.)

  • Page 67: Technical Support Procedures

    Before contacting Technical Support, please make sure that you have followed all the steps listed below. Also, Note that as a motherboard manufacturer, Supermicro does not sell directly to end users, so it is best to first check with your distributor or reseller for troubleshooting services.

  • Page 68: Frequently Asked Questions

    Answer: We do NOT recommend that you upgrade your BIOS if you are not experiencing any problems with your system. Updated BIOS files are located on our website at http://www.supermicro.com/support/bios/. Please check our BIOS warning message and the information on how to update your BIOS on our web site.

  • Page 69: Battery Removal And Installation

    Chapter 3: Troubleshooting Question: I think my BIOS is corrupted. How can I recover my BIOS? Answer: Please see Appendix C-BIOS Recovery for detailed instructions. 3-4 Battery Removal and Installation Battery Removal To remove the onboard battery, follow the steps below: 1.

  • Page 70: Returning Motherboard For Service

    Returned Merchandise Authorization (RMA) number. For faster service, you may also obtain RMA authoriza- tions online (http://www.supermicro.com/support/rma/). When you re- turn the motherboard to the manufacturer, the RMA number should be prominently displayed on the outside of the shipping carton, and mailed prepaid or hand-carried.

  • Page 71: Introduction

    Chapter 4: AMI BIOS Chapter 4 BIOS 4-1 Introduction This chapter describes the AMI BIOS Setup Utility for the C7Z270-CG-M. The ROM BIOS is stored in a Flash EEPROM and can be easily updated. This chapter describes the basic navigation of the AMI BIOS Setup Util- ity setup screens.

  • Page 72: How To Change The Configuration Data

    Supermicro C7Z270-CG-M Motherboard User’s Manual The AMI BIOS GUI Setup Utility uses a mouse pointer navigation system similar to standard graphical user interfaces. Hover and click an icon to select a section, click a down arrow to select from an options list.

  • Page 73: System Information

    Chapter 4: AMI BIOS 4-2 System Information The System Information Panel displays the motherboard's configuration. The following information among others are displayed in this section: • Motherboard Model Name - C7Z270-CG-M. • BIOS Version - this item displays the BIOS version number. •...

  • Page 74: Cpu

    Supermicro C7Z270-CG-M Motherboard User’s Manual 4-3 CPU The following information are be displayed in this section: • Name - indicates the model name of the CPU. • Type - indicates the brand, model name, model number of the CPU and it's rated clock speed.

  • Page 75: Cpu Configuration

    Chapter 4: AMI BIOS CPU Configuration The following CPU information will be displayed: • CPU Type - displays the CPU type. • Type - indicates the brand, model name, model number of the CPU and it's rated clock speed. • ID - diplays the unique CPU ID.

  • Page 76: C6Dram

    Supermicro C7Z270-CG-M Motherboard User’s Manual C6DRAM Select Enabled to allow moving of DRAM contents to PRM memory when CPU is in C6 state. The options are Enabled and Disabled. SW Guard Extension (SGX) Select Enabled to activate the Software Guard Extensions (SGX). The options are Enabled, Disabled, and Software Controlled.

  • Page 77: Active Processor Cores

    Chapter 4: AMI BIOS Active Processor Cores Use this feature to select the number of active processor cores. The options are All, 1, 2, 3 and 4 (These options depend on how many cores are supported by the CPU.) Hyper-Threading Select Enabled to support Intel Hyper-threading Technology to enhance CPU performance.

  • Page 78: Fclk Frequency For Early Power On

    Supermicro C7Z270-CG-M Motherboard User’s Manual CPU SMM Enhancement SMM Code Access Check SMM Code Access is a special operating mode that is used by the BIOS to handle power and hardware management functions. The options are Disabled and Enabled. SMM Use Delay Indication Enable SMM Use Delay Indication to check whether a thread will be delayed while entering SMM.

  • Page 79: Intel(R) Speedstep(Tm)

    Chapter 4: AMI BIOS Intel(R) SpeedStep(tm) Intel SpeedStep Technology allows the system to automatically adjust processor voltage and core frequency in an effort to reduce power con- sumption and heat dissipation. Please refer to Intel’s web site for detailed information. The options are Disabled and Enabled. HDC Control Enable this feature for the processor to access and modify data on the hard disk drive.

  • Page 80: Io Mwait Redirection

    Supermicro C7Z270-CG-M Motherboard User’s Manual CState Pre-Wake Use this option to enable or disable the C-State pre wake. The options are Enabled and Disabled. IO MWAIT Redirection When enabled, this feature will map and send the IO read instructions to the IO registers. The options are Disabled and Enabled.

  • Page 81: Cpu Overclocking

    Chapter 4: AMI BIOS Maximum GT Frequency This option is the Maximum GT Frequency as defined by the user. Choose between 300MHz (RPN) and 1200MHz (RP0). Any value beyond this range will be clipped to its min/max supported by the CPU. The options are Default Max Frequency, 100MHz through 1200MHz in increments of 50MHz.

  • Page 82: 1-Core Ratio Limit Override

    Supermicro C7Z270-CG-M Motherboard User’s Manual 1-Core Ratio Limit Override This increases (multiplies) 1 clock speed in the CPU core in relation to the bus speed when one CPU core is active. Enter 0 to use the manu- facturer's default setting.

  • Page 83: Turbo Mode

    Chapter 4: AMI BIOS Turbo Mode This feature allows processor cores to run faster than the frequency rec- ommended by the manufacturer. The options are Disabled and Enabled. Package Power Limit MSR Lock This feature enables or disables the locking of Package Power Limit settings.

  • Page 84: Power Limit 2 Override

    Supermicro C7Z270-CG-M Motherboard User’s Manual Power Limit 2 Override This feature disables or enables the Power Limit 2 Override. If this op- tion is disabled, the BIOS will program the default values for Power Limit and Power Limit 2 Time Window. The options are Disabled and Enabled.

  • Page 85: Cpu Flex Ratio Settings

    Chapter 4: AMI BIOS CPU Flex Ratio Settings When CPU Flex Ratio Override is enabled, this sets the value for the CPU Flex Ratio. The default is 16. Core Max OC Ratio This option sets the maximum overclocking ratio for the CPU core. The allowable range is from 0~80.

  • Page 86: Ring Min Oc Ratio

    Supermicro C7Z270-CG-M Motherboard User’s Manual Ring Min OC Ratio Use this feature to set the minimum overclocking ratio for the RING Domain. Select a value. Uncore Voltage Offset Use this feature to specify the Offset Voltage applied to the Uncore do- main.
  • Page 87 Chapter 4: AMI BIOS IA VR Domain Disable Fast PKG C State Ramp for IA Domain Select False to leave Fast ramp enabled during deeper C-States. Se- lecting True will disable Fast ramp during deeper C-States. The options are True and False. Slow Slew Rate for IA Domain This feature sets the VR IA Slew Rate for Deep Package C-State ramp time.

  • Page 88: Core/Ia Vr Settings

    Supermicro C7Z270-CG-M Motherboard User’s Manual Core/IA VR Settings VR Config Enable Select Enable to activate VR configuration options. The options are Enabled and Disabled. AC Loadline AC Loadline is defined in 1/100 mOhms and uses the BIOS mailbox command 0x2. A value of 100 equals 1.0 mOhm, and 1255 is 12.55 mOhms.
  • Page 89 Chapter 4: AMI BIOS IMON Slope IMON (Load Current Monitor) Slope is defined in 1/100 increments and uses the BIOS VR mailbox command 0x4. Range is 0-200. For example, enter 125 for a 1.25 slope. Enter 0 for AUTO. IMON Offset IMON Offset is defined in 1/1000 increments and uses the BIOS VR mailbox command 0x4.

  • Page 90: Memory

    Supermicro C7Z270-CG-M Motherboard User’s Manual 4-4 Memory The following information are be displayed in this section: • Memory RC Version • Memory Frequency • Memory Timings (tCL-tRCD-tRP-tRAS) • DIMM#A1 ~ DIMM#B2 Maximum Memory Frequency This option selects the type/speed of the memory installed. The options are 1333, 1600, 1867, 2133, 2400, 2667, 2933, and 3200.

  • Page 91: Channel A Dimm Control

    Chapter 4: AMI BIOS Channel A DIMM Control This feature enables or disables the selected Channel A DIMM slot(s). The settings are Enable Both DIMMs, Disable DIMM0, Disable DIMM1 and Disable Both DIMMs. Channel B DIMM Control This feature enables or disables the selected Channel B DIMM slot(s). The settings are Enable Both DIMMs, Disable DIMM0, Disable DIMM1 and Disable Both DIMMs.

  • Page 92: Memory Overclocking

    Supermicro C7Z270-CG-M Motherboard User’s Manual Memory OverClocking The stored values for Default, Custom, XMP1 and XMP2 memory profiles in that particular order will be displayed in these fields. • tCK (MHz) • • tRCD/tRP • tRAS • tCWL • tFAW •...

  • Page 93: Qclk Odd Ratio

    Chapter 4: AMI BIOS QCLK Odd Ratio This option enables or disables the quadrature clock odd ratio. The options are Disabled, and Enabled. Memory Frequency This option selects the type/speed of the memory installed. The op- tions are Auto, DDR4-1067MHz, DDR4-1333MHz, DDR4-1600MHz, DDR4-1867MHz, DDR4-2133MHz, DDR4-2400MHz, DDR4-2667MHz, DDR4-2933 and DDR4-3200MHz.

  • Page 94: 3Rd Timing

    Supermicro C7Z270-CG-M Motherboard User’s Manual Maximum tREFI Time (tREFI) This option configures the Maximum tREFI Time (Average Periodic Refrech Interval). Enter a numeric value. The default is 6240. tRFC This option selects the Minimum Refresh Recovery Delay Time. Enter a number between 1-9363. The default is 278.
  • Page 95 Chapter 4: AMI BIOS tWRPRE This option configures the tWRPRE. Enter a numeric value. The default is 34. tRRD_sg This option configures the tRRD_sg. Enter a numeric value. The default is 6. tRRD_dg This option configures the tRRD_dg. Enter a numeric value. The default is 4.
  • Page 96 Supermicro C7Z270-CG-M Motherboard User’s Manual ODT_Always_Rank0 This option configures the ODT Always Rank0. Enter a numeric value. The default is 0. tRDRD_sg This option configures the between module read to read delay (tRDRD_sg). Enter a numeric value. The default is 6.
  • Page 97 Chapter 4: AMI BIOS tWRRD_dg This option configures the between module read to write delay (tWRRD_dg). Enter a numeric value. The default is 23. tWRRD_dr This option configures the between module read to write delay (tWRRD_dr). Enter a numeric value. The default is 6. tWRRD_dd This option configures the between module read to write delay (tWRRD_dd).
  • Page 98 Supermicro C7Z270-CG-M Motherboard User’s Manual tRDPDEN This option configures tRDPDEN. Enter a numeric value. The default is 20. tWRPDEN This option configures tWRPDEN. Enter a numeric value. The de- fault is 34. DIIBwEn[0] This option configures DIIBwEn[0]. Enter a numeric value. The default is 0.

  • Page 99: Advanced

    Chapter 4: AMI BIOS 4-5 Advanced Boot Feature Fast Boot This option sets fast system boot, quick POST, etc . The options are Enabled and Disabled. Quiet Boot Use this feature to select the screen display between the POST messages and the OEM logo upon bootup.

  • Page 100: Re-Try Boot

    Supermicro C7Z270-CG-M Motherboard User’s Manual Re-try Boot If this item is enabled, the BIOS will automatically reboot the system from a specified boot device after its initial boot failure. The options are Disabled, Legacy Boot, and EFI Boot. Watch Dog Function...

  • Page 101: Nct6792D Super Io Configuration

    Chapter 4: AMI BIOS NCT6792D Super IO Configuration SuperIO Chip NCT6792D Serial Port 1 Configuration Serial Port This item will Enable or Disable Serial Port 1 (COM1). Place a tick mark on the box to enable Serial Port 1. The default is Enabled. Device Settings This item displays the current IRQ setting for Serial Port 1 (COM1).

  • Page 102: Serial Port Console Redirection

    Supermicro C7Z270-CG-M Motherboard User’s Manual Serial Port Console Redirection COM 1 Console Redirection Select Enabled to enable COM Port 1 Console Redirection, which will al- low a client machine to be connected to a host machine at a remote site for networking.
  • Page 103 Chapter 4: AMI BIOS Bits per second Use this item to set the transmission speed for a serial port used in Console Redirection. Make sure that the same speed is used in the host computer and the client computer. A lower transmission speed may be required for long and busy lines.
  • Page 104 Supermicro C7Z270-CG-M Motherboard User’s Manual Resolution 100x31 Select Enabled for extended-terminal resolution support. The options are Enabled (checked) and Disabled (unchecked). Legacy OS Redirection Resolution Use this item to select the number of rows and columns used in Console Redirection for legacy OS support. The options are 80x24 and 80x25.
  • Page 105 Chapter 4: AMI BIOS Console Redirection Settings Out-of-Band Mgmt Port The feature selects a serial port in a client server to be used by the Windows Emergency Management Services (EMS) to communicate with a remote host server. The options are dependent on the avail- able COM ports.

  • Page 106: System Agent (Sa) Configuration

    Supermicro C7Z270-CG-M Motherboard User’s Manual System Agent (SA) Configuration The following will be displayed: • SA PCIe Code Version • VT-d Capability PEG Port Configuration PEG 0:1:0 Enable Root Port Select Enable to activate the Root Port. The options are Disabled, Enabled, and Auto.

  • Page 107: Gmm Device (B0:D8:F0)

    Chapter 4: AMI BIOS Max Link Speed Select Auto, Gen1, Gen2, or Gen3 to set the PEG Max Link Speed. PEG 0:1:2 Enable Root Port Select Enable to activate the Root Port. The options are Disabled, Enabled, and Auto. Max Link Speed Select Auto, Gen1, Gen2, or Gen3 to set the PEG Max Link Speed.

  • Page 108: Graphics Configuration

    Supermicro C7Z270-CG-M Motherboard User’s Manual Graphics Configuration Graphics Turbo IMON Current Use this feature to set the limit on the current voltage regulator. Valid range is 14-31. Default is 31. Skip Scanning of External Gfx Card Use this feature to scan for External Gfx Card on PEG and PCH PCIE Ports.

  • Page 109: Internal Graphics

    Chapter 4: AMI BIOS Primary PCIE This feature allows the user to specify which graphics card to be used as the primary graphics card. The options are Auto, PCIE1, PCIE2, PCIE3, PCIE4, PCIE5, PCIE6, PCIE7, PCIE8, PCIE9, PCIE10, PCIE11, PCIE12, PCIE13, PCIE14, PCIE15, PCIE16, PCIE17, PCIE18, and PCIE19.

  • Page 110: Hdcp Support

    Supermicro C7Z270-CG-M Motherboard User’s Manual HDCP Support Activating this feature will enable HDCP (High-bandwidth Digital Content Protection) BIOS support. The options are Disabled and Enabled. Algorithm Select either One-Time or Periodic for HDCP re-encryption flow. PM Support Activating this feature will enable Power Management BIOS support. The options are Disabled and Enabled.

  • Page 111: Gt-Sliced Vr Settings

    Chapter 4: AMI BIOS GT Voltage Offset (if Offset is selected above) Use this feature to set the GT Adaptive voltage Target(mV) value from 0mV to 2000mV. Enter 0 to use the manufacture default value. Offset Prefix Use this feature to set the Offset value as a positive (+) number or a negative (-) number.
  • Page 112 Supermicro C7Z270-CG-M Motherboard User’s Manual AC Loadline AC Loadline is defined in 1/100 mOhms and uses the BIOS mailbox command 0x2. A value of 100 equals 1.0 mOhm, and 1255 is 12.55 mOhms. Range is 0-6249 (0-62.49 mOhms). Enter 0 for AUTO.
  • Page 113 Chapter 4: AMI BIOS IMON Offset IMON Offset is defined in 1/1000 increments and uses the BIOS VR mailbox command 0x4. For example, enter 25,348 for a 25.348 offset. Range is 0-63999. IMON Prefix This feature sets the IMON offset value to a positive or negative num- ber.

  • Page 114: Pch-Io Configuration

    Supermicro C7Z270-CG-M Motherboard User’s Manual PCH-IO Configuration DMI Link ASPM Control Use this feature to set the ASPM (Active State Power Management) state on the SA (System Agent) side of the DMI Link. The options are Enabled and Disabled. PCIe Root Ports ASPM Use this feature to set the Active State Power Management (ASPM) to power manage the PCIe link during the various L states.

  • Page 115: Sata And Rst Configuration

    Chapter 4: AMI BIOS DeepSx Power Policies Use this item to configure the Advanced Configuration and Power In- terface (ACPI) settings for the system. Enable S3 to use Standby Mode (Suspend-to-RAM) and maintain power supply to the system RAM when the system is in the sleep mode. Enable S4 to use Hibernation mode (Suspend to Disk) so that all data stored in of the main memory can be saved in a non-volatile memory area such as in a hard drive and then power down the system.

  • Page 116: Sata Controllers

    Supermicro C7Z270-CG-M Motherboard User’s Manual SATA Controllers Select Disabled to disable the onboard SATA Controllers. The settings are Enabled and Disabled. SATA Mode Selection This item selects the mode for the installed SATA drives. The options are AHCI and Intel RST Premium.

  • Page 117: Pch Fw Configuration

    Chapter 4: AMI BIOS PCH FW Configuration The following information for the PCH Firmware. • ME Firmware Version • ME Firmware Mode • ME Firmware SKU ME FW Image Re-Flash This item will update the PCH Firmware from an omage in a USB Flash- drive attached to a USB port.

  • Page 118: Usb Configuration

    Supermicro C7Z270-CG-M Motherboard User’s Manual USB Configuration The following information for USB Configuration. • USB Module Version • USB Controllers • USB Devices Legacy USB Support Select Enabled to support legacy USB devices. Select Auto to disable legacy support when legacy USB devices are not present. If Disable is selected, legacy USB devices will not be supported.
  • Page 119 Chapter 4: AMI BIOS Install Windows 7 USB Support Enable this feature to use the USB keyboard and mouse during the Windows 7 installation, since the native XHCI driver support is unavailable. Use a SATA optical drive as a USB drive, and USB CD/ DVD drives are not supported.

  • Page 120: Pcie/Pci/Pnp Configuration

    Supermicro C7Z270-CG-M Motherboard User’s Manual PCIe/PCI/PnP Configuration Option ROM Execution Video This feature controls which option ROM to execute for the Video device. The options are Do Not Launch, UEFI, and Legacy. Storage Option ROM/UEFI Driver This feature controls which option ROM to execute for the storage device.
  • Page 121 Chapter 4: AMI BIOS Onboard LAN Option ROM type Use this feature to select the type of option ROM installed. The op- tions are EFI and Legacy. Onboard LAN1 Option ROM Select PXE (Preboot Execution Environment) to boot the computer using a PXE device installed in a LAN port specified.

  • Page 122: Trusted Computing

    Supermicro C7Z270-CG-M Motherboard User’s Manual Trusted Computing Configuration Security Device Support Select Enable for the AMI BIOS to automatically download the driv- ers needed to provide Trusted Computing platform support for this machine to ensure date integrity and network security. The options are Disable and Enable.

  • Page 123: Device Select

    Chapter 4: AMI BIOS Device Select Use this feature to select the TPM version. TPM 1.2 will restrict sup- port to TPM 1.2 devices. TPM 2.0 will restrict support for TPM 2.0 devices. Select Auto to enable support for both versions. The default setting is Auto.

  • Page 124: Security

    Supermicro C7Z270-CG-M Motherboard User’s Manual Security This menu allows the user to configure the following security settings for the system. • If the Administrator password is defined ONLY - this controls access to the BIOS setup ONLY. • If the User's password is defined ONLY - this password will need to be entered upon each system boot, and will also have Administrator rights in the setup.

  • Page 125: Secure Boot

    Chapter 4: AMI BIOS Secure Boot The following items will be displayed: • System Mode • Secure Boot • Vendor Keys Attempt Secure Boot Select Enabled for Secure Boot flow control. This feature is available when the platform key (PK) is pre-registered, the platform operates in the user mode, and CSM is disabled in the Setup utility.

  • Page 126: Key Management

    Supermicro C7Z270-CG-M Motherboard User’s Manual Key Management Provision Factory Default Keys Allow provisioning the factory default secure boot keys when system is in setup mode. The options are Disabled and Enabled. (if Secure Boot Mode is set to 'Custom') Key Management allows experienced users to modify Secure Boot Vari- ables.

  • Page 127: Delete Key Exchange Key

    Chapter 4: AMI BIOS a. EFI Signature List b. EFI CERT X509 (DER Encoded) c. EFI CERT RSA2048 (bin) d. EFI SERT SHA256 (bin) 2) EFI Time Based Authenticated Variable When prompted, select "Yes" to load Factory Defaults or "No' to load from a file.

  • Page 128: Append Authorized Signature

    Supermicro C7Z270-CG-M Motherboard User’s Manual Append Authorized Signature This item uploads and adds an Authorized Signature into the Key Man- agement. You may insert a factory default key or load from a file. When prompted, select "Yes" to load Factory Defaults or "No' to load from a file.

  • Page 129: Append Authorized Timestamp

    Chapter 4: AMI BIOS Append Authorized TimeStamp This item uploads and adds an Authorized TimeStamp into the Key Man- agement. You may insert a factory default key or load from a file. When prompted, select "Yes" to load Factory Defaults or "No' to load from a file. Delete OSRecovery Signatures This item deletes a previously installed OS Recovery Signature.

  • Page 130: Thermal & Fan

    Supermicro C7Z270-CG-M Motherboard User’s Manual 4-6 Thermal & Fan System Temperature The following items will be displayed: • CPU Temperature - displays the CPU temperature detected by PECI. • System Temperature - indicates the system internal tempera- ture. • Peripheral Temperature - displays the detected peripheral de- vice temperature.

  • Page 131: Fan Control

    Chapter 4: AMI BIOS • VCPU_IO • VCPU_GT • PCH 1.0V • 3.3V_DL • • 3.3VCC • VBAT • VCPU_STPLL Fan Control Fan Speed Control Mode This feature allows the user to decide how the system controls the speeds of the onboard fans. The CPU temperature and the fan speed are cor- relative.

  • Page 132: Save & Exit

    Supermicro C7Z270-CG-M Motherboard User’s Manual 4-7 Save & Exit Boot mode select Use this item to select the type of device to be used for system boot. The options are Legacy, UEFI, and Dual. FIXED BOOT ORDER Priorities This option prioritizes the order of bootable devices from which the system will boot.

  • Page 133: Boot Override

    Chapter 4: AMI BIOS Boot Override Saves the specified boot override and resets the system, i.e., IBA CL Slot 00FE v0110. Select OK to activate, otherwise, click Cancel. SMI USB DISK 1100 Launch EFI Shell from filesystem device This option will attempt to launch the EFI Shell application (shell.efi) from one of the available file system devices.

  • Page 134: Bios Update

    Supermicro C7Z270-CG-M Motherboard User’s Manual 4-8 BIOS Update The following items will be displayed: • BIOS Version • BIOS Tag • Date • Time Start Update Use this utility to prepare BIOS Update with ME. 1. Click "Start Update" enter the SuperFlash utility.
  • Page 135 Chapter 4: AMI BIOS 5. Select the filename (i.e., "C7270CGMxx.xx") in the pop-up menu. 6. Select "Start Flash" to flash the BIOS. A pop-up message will ap- pear to show the progress of the BIOS flash. 7. If the flash is successful, a pop-up message will indicate the result. Select "OK"...
  • Page 136 Supermicro C7Z270-CG-M Motherboard User’s Manual Notes 4-66...

  • Page 137: Bios Error Beep Codes

    Appendix A: POST Error Beep Codes Appendix A BIOS Error 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 with bootup.
  • Page 138 Supermicro C7Z270-CG-M Motherboard User’s Manual Notes...

  • Page 139: Software Installation Instructions

    (Note: To install the Windows Operating System, please refer to the instructions posted on our website at http://www.supermicro.com/support/manuals/.) Driver/Tool Installation Display Screen Note 1. Click the icons showing a hand writing on the paper to view the readme files for each item.

  • Page 140: Configuring Superdoctor ® 5

    Supermicro C7Z270-CG-M Motherboard User’s Manual ® B-2 Configuring 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 141: Uefi Bios Recovery Instructions

    Attention! 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 aris- ing from a BIOS update.

  • Page 142: To Recover The Main Bios Block Using A Usb-Attached Device

    Root "\" Directory of a USB device or a writeable CD/DVD. Note: If you cannot locate the "SUPER.ROM" file in your driver disk, visit our website at www.supermicro.com to download the BIOS image into a USB flash device (save in the root folder) and rename it "SUPER.ROM"...
  • Page 143 Appendix C: UEFI BIOS Recovery 4. 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 with BIOS Recovery. If you decide to proceed with BIOS Recovery, follow the procedures below.
  • Page 144 Supermicro C7Z270-CG-M Motherboard User’s Manual Notes...

  • Page 145: Dual Boot Block

    Appendix D: Dual Boot Block Appendix D Dual Boot Block D-1 Introduction This motherboard supports the Dual Boot Block feature, which is the last- ditch mechanism to recover the BIOS boot block. This section provides an introduction to the feature. BIOS Boot Block A BIOS boot block is the minimum BIOS loader required to enable nec- essary hardware components for the BIOS crisis recovery flash that will...
  • Page 146 Supermicro C7Z270-CG-M Motherboard User’s Manual D-2 Steps to Reboot the System by switch JBR1 1. Power down the system. 2. On switch JBR1 slide switch to ON, and power on the system. 3. Follow the BIOS recovery SOP listed in the previous chapter (Appendix C).
  • Page 147 (Disclaimer Continued) The products sold by Supermicro are not intended for and will not be used in life support systems, medical equipment, nuclear facilities or systems, aircraft, aircraft devices, aircraft/emergency communication devices or other critical systems whose failure to perform be reasonably expected to result in significant injury or loss of life or catastrophic property damage.

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