12th gen intel® core™ soc & celeron processor thin mini itx motherboard (78 pages)
Summary of Contents for Avalue Technology EMX-C246P
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EMX-C246P Intel® 8/9th Generation Core™ Processor Mini ITX Motherboard With Intel® C246 Chipset User’s Manual Ed – 08 October 2019 Part No. E2047M24603R...
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Disclaimer Avalue Technology Inc. reserves the right to make changes, without notice, to any product, including circuits and/or software described or contained in this manual in order to improve design and/or performance. Avalue Technology assumes no responsibility or liability for the...
Applications that are described in this manual are for illustration purposes only. Avalue Technology Inc. makes no representation or warranty that such application will be suitable for the specified use without further testing or modification.
A product returned without proof of the purchase date is not eligible for warranty service. Write the RMA number visibly on the outside of the package and ship it prepaid to your dealer. 4 EMX-C246P User’s Manual...
1.2 Packing List Before you begin installing your single board, please make sure that the following materials have been shipped: 1 x EMX-C246P motherboard 2 x SATA cables 1 x I/O Shield ...
User’s Manual 1.3 Document Amendment History Revision Date Comment May 2019 Avalue Initial Release June 2019 Avalue Update Jumper and Connector August 2019 Avalue Update System Specifications October 2019 Avalue Update Setting Jumpers & Connectors EMX-C246P User’s Manual...
EMX-C246P User’s Manual 1.4 Manual Objectives This manual describes in details Avalue Technology EMX-C246P Single Board. We have tried to include as much information as possible but we have not duplicated information that is provided in the standard IBM Technical References, unless it proved to be necessary to aid in the understanding of this board.
Dual channel 18/24-bits LVDS (Chrontel CH7511B eDP to LVDS) or eDP (optional) Audio Specification AC97 Codec Realtek ALC662 HD Audio Decoding Controller ALC105 4Ω/3W per channel Amplifier Audio Amp Ethernet Specification 1 x Intel® I219LM Gigabit Ethernet PHY LAN Chip 3 x Intel® I210AT PCI-e Gigabit Ethernet EMX-C246P User’s Manual 11...
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Onboard buzzer 1 x 1 x 3 pin pitch 2.00mm connector for AT/ATX jumper 1 x 2 x 10 pin ATX power connector 1 x 2 x 2 pin ATX 12V power connector Rear I/O Connectors 12 EMX-C246P User’s Manual...
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OS Support 1. Win10 64bit UEFI (listed in accordance A. Intel® LGA1151 Socket Supports 8th Generation CPU with Intel document) B. Intel® LGA1151 Socket Supports 9th Generation refresh CPU Note: Specifications are subject to change without notice. EMX-C246P User’s Manual 13...
EMX-C246P User’s Manual 1.6 Architecture Overview—Block Diagram The following block diagram shows the architecture and main components of EMX-C246P. 14 EMX-C246P User’s Manual...
4 x 1 wafer, pitch 2.54mm CPUFAN1 CPU fan connector System fan connector 1 SYSFAN1 4 x 1 wafer, pitch 2.54mm (with smart fan function supported) SPI1 Miscellaneous setting connector 4 x 2 header, pitch 2.00mm EMX-C246P User’s Manual 17...
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2 x 1 wafer, pitch 1.25mm BAT1 ATX Power connector 12 x 2 wafer, pitch 4.20mm ATXPWR1 ATXPWR2 ATX Power connector 2 x 2 wafer, pitch 4.20mm JSATA1~4 Serial ATA connector 1~4 HDMI1/2 HDMI connector VGA1 VGA connector 18 EMX-C246P User’s Manual...
User’s Manual 2.3.17 CPU fan connector (CPUFAN1) Signal +12V CPU_R_FANIN CPU_FANOUT 2.3.18 System fan connector (SYSFAN1) Signal SYS_FANOUT SYS_R_FANIN +12V EMX-C246P User’s Manual 27...
If you do not press the keys at the correct time and the system does not boot, an error message will be displayed and you will again be asked to. Press F1 to Continue, DEL to enter SETUP 36 EMX-C246P User’s Manual...
Note: Some of the navigation keys differ from one screen to another. To Display a Sub Menu Use the arrow keys to move the cursor to the sub menu you want. Then press <Enter>. A “” pointer marks all sub menus. EMX-C246P User’s Manual 37...
BIOS Vendor and your systems manufacturer to provide the absolute maximum performance and reliability. Even a seemingly small change to the chipset setup has the potential for causing you to use the override. 38 EMX-C246P User’s Manual...
<Enter> to accept and enter the sub-menu. 3.6.1 Main Menu This section allows you to record some basic hardware configurations in your computer and set the system clock. EMX-C246P User’s Manual 39...
Visit the Avalue website (www.avalue.com.tw) to download the latest product and BIOS information. 3.6.2 Advanced Menu This section allows you to configure your CPU and other system devices for basic operation through the following sub-menus. 40 EMX-C246P User’s Manual...
Item Options Description When enabled, a VMM can utilize the Intel (VMX) Virtualization Disabled additional hardware capabilities provided by Technology Enabled[Default], Vanderpool Technology. All[Default], Number of cores to enable in each processor Active Processor Cores package. EMX-C246P User’s Manual 41...
Package C-State Demotion Enabled Disabled[Default], Package C-State Un-demotion Package C-State Un-demotion Enabled C0/C1 Maximum Package C State Limit Setting. Cpu Package C State Limit Default: Leaves to Factory default value.Auto: Initializes to deepest available Package C 42 EMX-C246P User’s Manual...
Options Description When disabled AMT BIOS Feature are no longer Disabled supported and user is no longer able to access MEBx AMT BIOS Features Enabled[Default], Setup. Note: This option does not disable Manageability Features in FW. EMX-C246P User’s Manual 43...
Extended User OEMFlag Bit 15: Unconfigure ME with resetting Unconfigure ME USER MEBx password to default. Supervisor 3.6.2.2.2 Firmware Update Configuration Item Option Description Disabled[Default], Me FW Image Re-Flash Enable/Disable Me FW Image Re-Flash function. Enabled 44 EMX-C246P User’s Manual...
O.S. will not show Security Device. TCG EFI Enable[Default] protocol and INT1A interface will not be available. 3.6.2.4 APCI Settings Item Options Description Enable ACPI Auto Disabled[Default], Enables or Disables BIOS ACPI Auto Configuration Enabled Configuration. EMX-C246P User’s Manual 45...
Set Parameters of Serial Port 3 (COMC). Serial Port 4 Configuration Set Parameters of Serial Port 4 (COMD). Serial Port 5 Configuration Set Parameters of Serial Port 5 (COME). Serial Port 6 Configuration Set Parameters of Serial Port 6 (COMF). 46 EMX-C246P User’s Manual...
3.6.2.5.1 Serial Port 1 Configuration Item Option Description Disabled Serial Port Enable or Disable Serial Port (COM). Enabled[Default], RS232[Default], UART 232 422 485 RS422 Set COM Port as RS232, RS422 or RS485 mode. RS485 3.6.2.5.2 Serial Port 2 Configuration EMX-C246P User’s Manual 47...
UART 232 422 485 RS422 Set COM Port as RS232, RS422 or RS485 mode. RS485 3.6.2.5.3 Serial Port 3 Configuration Item Option Description Disabled Serial Port Enable or Disable Serial Port (COM). Enabled[Default], 3.6.2.5.4 Serial Port 4 Configuration 48 EMX-C246P User’s Manual...
Item Option Description Disabled Serial Port Enable or Disable Serial Port (COM). Enabled[Default], 3.6.2.5.5 Serial Port 5 Configuration Item Option Description Disabled Serial Port Enable or Disable Serial Port (COM). Enabled[Default], 3.6.2.5.6 Serial Port 6 Configuration EMX-C246P User’s Manual 49...
Wake system from S5 Fixed Time specified. Select Dynamic Time, System will wake on Dynamic Time the current time + Increase minute(s). 3.6.2.8 Serial Port Console Redirection Item Options Description Disabled[Default], Console Redirection Console Redirection Enable or Disable. Enabled 52 EMX-C246P User’s Manual...
Console Redirection is disabled before booting Always to legacy OS. When Always Enable is selected, Redirect After POST Enable[Default] then Legacy Console Redirection is enabled for BootLoader legacy OS. Default setting for this option is set to Always Enable. EMX-C246P User’s Manual 53...
Maximum time the device will take before it properly reports itself to the Host Controller. ‘Auto’ Auto[Default] Device power-up delay Manual uses default value: for a Root port it is 100ms, for a Hub port the delay is taken form Hub descriptor. 54 EMX-C246P User’s Manual...
Item Options Description Disabled[Default], Network Stack Enable/Disable UEFI Network Stack. Enabled quad Note: Motherboard designed with Gigabit LAN consumes longer startup time when Network Stack setting at “Enable”, this is a normal phenomenon. 3.6.2.11 NVMe Configuration EMX-C246P User’s Manual 55...
1.25 GB 1.5 GB Maximum Value of TOLUD. Dynamic 1.75 GB assignment would adjust TOLUD Max TOLUD 2 GB automatically based on largest MMIO length 2.25 GB of installed graphic controller 2.5 GB 2.75 GB 3 GB EMX-C246P User’s Manual 57...
PEG0 (PCIEX1) Max Payload size Auto(Default Device Capability) or force to 256 TLP 128/256 Bytes Enabled: PCIe ASPM will be Programmed Disabled[Default] after OpROM. Disabled: PCIe ASPM will be Program PCIe ASPM after OpROM Enabled Programmed before OpROM. EMX-C246P User’s Manual 59...
Intel I211 LAN Chip (PCI-E Port 6) Control the PCI Express Root Port. Enabled[Default], Disabled[Default] Set the ASPM Level: Force L0s – Force all links to L0s State AUTO – BIOS auto ASPM 5 configure DISABLE – Disables ASPM. L0sL1 Auto EMX-C246P User’s Manual 61...
L1.1 & L1.2[Default] Auto[Default] Gen1 PCIe Speed Configure PCIe Speed Gen2 Gen3 The number of milliseconds reference code Detect Timeout 0[Default], will wait for link to exit Detect state for enabled ports before assuming there is no 62 EMX-C246P User’s Manual...
Configure PCIe Speed Gen2 Gen3 The number of milliseconds reference code will wait for link to exit Detect state for Detect Timeout 0[Default], enabled ports before assuming there is no device and potentially disabling the port. EMX-C246P User’s Manual 63...
Configure PCIe Speed Gen2 Gen3 The number of milliseconds reference code will wait for link to exit Detect state for Detect Timeout 0[Default], enabled ports before assuming there is no device and potentially disabling the port. 64 EMX-C246P User’s Manual...
Configure PCIe Speed Gen2 Gen3 The number of milliseconds reference code will wait for link to exit Detect state for Detect Timeout 0[Default], enabled ports before assuming there is no device and potentially disabling the port. EMX-C246P User’s Manual 65...
Test Mode Enable/Disable (Loop Back). Disabled[Default], Disabled SATA Port Enable or Disable SATA Port Enabled[Default], Hard Disk Identify the SATA port is connected to Solid SATA Device Type Drive[Default], State Drive or Hard Disk Drive. Solid State Drive 66 EMX-C246P User’s Manual...
Control Detection of the HD-Audio device. Disabled = Disabled HD Audio HAD will be unconditionally disabled Enabled = HAD Enabled[Default], will be unconditionally enabled. 3.6.3.3 Board Configuration Item Option Description Disabled Active Panel (eDP/LVDS) Active Internal LVDS(eDP->Ch7511-to-LVDS) Enabled[Default], EMX-C246P User’s Manual 67...
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2 min 10 min 30 min Disabled Wake Up by Ring Wake Up by Ring from S3/S4/S5 Enabled[Default], 11db 14db Amplifier Gain Amplifier Gain 19db[Default], 25db Disabled Enable/Disable USB Standby Power during USB Standby Power Enabled[Default], S3/S4/S5 68 EMX-C246P User’s Manual...
The mode change requires platform reset Secure Boot mode options: Standard or Custom. In Standard Custom mode, Secure Boot Policy variables can be Secure Boot Mode Custom[Default], configured by a physically present user without full authentication 3.6.4.1.1 Restore Factory Keys 70 EMX-C246P User’s Manual...
Option Description Number of seconds to wait for setup Setup Prompt Timeout activation key. 65535(0xFFFF) means indefinite waiting. On[Default] Bootup NumLock State Select the keyboard NumLock state. Quiet Boot Disabled[Default] Enable or disable Quiet Boot option. EMX-C246P User’s Manual 71...
EMX-C246P User’s Manual Enabled Boot Option #1 Sets the system boot order 3.6.6 Save & Exit 3.6.5.1 Save Changes and Reset Reset the system after saving the changes. 72 EMX-C246P User’s Manual...
This option restores all BIOS settings to the factory default. This option is useful if the controller exhibits unpredictable behavior due to an incorrect or inappropriate BIOS setting. 3.6.5.4 Launch EFI Shell from filesystem device Attempts to Launch EFI Shell application (Shellx64.efi) from one of the available filesystem devices. EMX-C246P User’s Manual 73...
EMX-C246P User’s Manual 4. Drivers Installation Note: Installation procedures and screen shots in this section are for your reference and may not be exactly the same as shown on your screen. 74 EMX-C246P User’s Manual...
Windows 10 operation system. If the warning message appears while the installation process, click Continue to go on. Step 3. Click Install. Step1. Click Next. Step 4. Complete setup. Step 2. Click Accept. EMX-C246P User’s Manual 75...
Step 1. Click Next to continue installation. Step 4. Click Next. Step 2. Click Yes. Step 5. Click Finish to complete setup. SUPPORTED PRODUCTS: The Intel® Graphics Driver contains support for the following Intel Chipsets/Processors with the following 76 EMX-C246P User’s Manual...
Note: The installation procedures and screen shots in this section are based on Windows 10 operation system. Step 3. Click Next Step 4. Click Finish to complete the setup Step 1. Click Next to continue setup. Step 2. Click Next. EMX-C246P User’s Manual 77...
Windows 10 operation system. If the warning message appears while the installation process, click Continue to go on. Step1. Click Next to Install. Step 2. Select Finish to complete Installation. 78 EMX-C246P User’s Manual...