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EMX-C246P-B1 

User’s Manual 

48 EMX-C246P-B1 

User’s Manual 

 

 

Item 

Option 

Description 

Serial Port 

Disabled 

Enabled

[Default]

, 

Enable or Disable Serial Port (COM). 

UART 232 422 485 

RS232

[Default]

 

RS422 

RS485 

Set COM Port as RS232, RS422 or RS485 mode. 

 

3.6.2.5.3   Serial Port 3 Configuration 

 

 

Item 

Option 

Description 

Serial Port 

Disabled 

Enabled

[Default]

, 

Enable or Disable Serial Port (COM). 

 

3.6.2.5.4   Serial Port 4 Configuration   

 

Summary of Contents for EMX-C246P-B1

Page 1: ...Part No E2047M24600R EMX C246P B1 Intel 8 9th Generation Core Processor Mini ITX Motherboard With Intel C246 Chipset User s Manual 1st Ed 10 January 2022...

Page 2: ...THE USER WILL BE REQUIRED TO CORRECT THE INTERFERENCE AT HIS OWN EXPENSE Notice This guide is designed for experienced users to setup the system within the shortest time For detailed information plea...

Page 3: ...nably expected to cause the failure of the life support device or system or to affect its safety or effectiveness A Message to the Customer Avalue Customer Services Each and every Avalue s product is...

Page 4: ...eplacement materials service time and freight Please consult your dealer for more details If you think you have a defective product follow these steps 1 Collect all the information about the problem e...

Page 5: ...nector JPGE1 21 2 3 6 AT ATX Power Mode Select JSATX1 21 2 3 7 General purpose I O connector DIO1 22 2 3 8 ATX Power connector ATXPWR1 22 2 3 9 ATX Power connector ATXPWR2 23 2 3 10 USB connector JUSB...

Page 6: ...3 6 2 2 1 OEM Flags Settings 44 3 6 2 2 2 Firmware Update Configuration 44 3 6 2 3 Trusted Computing 45 3 6 2 4 ACPI Settings 45 3 6 2 5 Super IO Configuration 46 3 6 2 5 1 Serial Port 1 Configuration...

Page 7: ...rt 12 64 3 6 3 2 1 5M 2 KeyM PCI E Port 21 24 65 3 6 3 2 2 SATA And RST Configuration 66 3 6 3 2 3 HD Audio Configuration 67 3 6 3 3 Board Configuration 67 3 6 4 Security 69 3 6 4 1 Secure Boot 69 3 6...

Page 8: ...l should open the PC chassis Caution Always ground yourself to remove any static charge before touching the CPU card Modern electronic devices are very sensitive to static electric charges As a safety...

Page 9: ...User s Manual EMX C246P B1 User s Manual 9 1 3 Document Amendment History Revision Date By Comment 1st January 2022 Avalue Initial Release...

Page 10: ...ual carefully before attempting to set up EMX C246P B1 or change the standard configurations Whilst all the necessary information is available in this manual we would recommend that unless you are con...

Page 11: ...1 x M 2 Key E 2230 Slot support WiFi module S3 S4 Yes S0 S3 S4 S5 I O Specification USB 10 x USB 3 0 3 x USB 2 0 GPIO 16 bit GPIO Display Specification Chipset Intel C246 Express chipset Resolution V...

Page 12: ...ector 1 x 2 x 10 pin pitch 2 0mm connector for 2 x USB 3 0 1 x 1 x 5 pin pitch 2 54mm connector for 1 x USB 2 0 1 x 2 x 20 pin pitch 1 25mm connector for LVDS 1 x 1 x 5 pin pitch 2 00mm Wafer connecto...

Page 13: ...S0 S3 S4 S5 Power Type AT ATX mode Switchable Through Jumper Operating Temp 0 60 C 32 140 F Storage Temp 40 75 C Operating Humidity 40 C 95 Relative Humidity Non condensing Size L x W Please consult p...

Page 14: ...EMX C246P B1 User s Manual 14 EMX C246P B1 User s Manual 1 6 Architecture Overview Block Diagram The following block diagram shows the architecture and main components of EMX C246P B1...

Page 15: ...User s Manual EMX C246P B1 User s Manual 15 2 Hardware Configuration...

Page 16: ...EMX C246P B1 User s Manual 16 EMX C246P B1 User s Manual 2 1 Product Overview...

Page 17: ...d disk drives a keyboard or floppy drives In addition the board has a number of jumpers that allow you to configure your system to suit your application If you have any doubts about the best hardware...

Page 18: ...4 wafer pitch 2 00 mm JUSBH1 USB connector 5 x 2 wafer pitch 2 54mm JUSBH2 USB connector 5 x 1 wafer pitch 2 54mm LAN1 2 3 4 2 x RJ 45 with Dual deck USB 3 0 connector JUSB1 USB connector 10 x 2 wafe...

Page 19: ...ser s Manual EMX C246P B1 User s Manual 19 2 3 Setting Jumpers Connectors 2 3 1 Serial port 2 pin9 signal select JRI2 Default Ring 5V 12V 2 3 2 Serial port 1 pin9 signal select JRI1 Default Ring 5V 12...

Page 20: ...EMX C246P B1 User s Manual 20 EMX C246P B1 User s Manual 2 3 3 BIOS ME function configuration JME1 Default Enable ME Disable ME 2 3 4 Clear CMOS JCMOS1 Default Protect Clear CMOS...

Page 21: ...User s Manual EMX C246P B1 User s Manual 21 2 3 5 JPGE connector JPGE1 Default PCIE X16 PCIE X8 2 3 6 AT ATX Power Mode Select JSATX1 Default AT ATX...

Page 22: ...5V_SMB_DATA 18 17 5V_SMB_CLK DO7 16 15 DI7 DO6 14 13 DI6 DO5 12 11 DI5 DO4 10 9 DI4 DO3 8 7 DI3 DO2 6 5 DI2 DO1 4 3 DI1 DO0 2 1 DI0 2 3 8 ATX Power connector ATXPWR1 Signal PIN PIN Signal 3 3V 13 1 3...

Page 23: ...VIN_12 24V 3 1 GND VIN_12 24V 4 2 GND 2 3 10 USB connector JUSB1 Signal PIN PIN Signal 1 V5A_P5USB V5A_P5USB 19 2 USB30_RX_N9 USB30_RX_N10 18 3 USB30_RX_P9 USB30_RX_P10 17 4 GND GND 16 5 USB30_TXN9 US...

Page 24: ...C246P B1 User s Manual 2 3 11 Battery connector BAT1 Signal PIN GND 1 3 3V 2 2 3 12 LPC connector JLPC1 Signal PIN PIN Signal GND 10 9 LPC_SERIRQ LPC_DEG_CLK 8 7 LPC_AD3 LPC_FRAME 6 5 LPC_AD2 PLT_RST...

Page 25: ...P B1 User s Manual 25 2 3 13 Miscellaneous setting connector SPI Signal PIN PIN Signal 3 3V 1 2 GND SPI_CS0 3 4 SPI_CLK SPI_MISO 5 6 SPI_MOSI SPI_HOLD 7 2 3 14 Speaker connector SPK1 Signal PIN LSPK 1...

Page 26: ...B1 User s Manual 2 3 15 LCD Inverter connector JBKL1 Signal PIN 12V 1 GND 2 LVDS_BKLTEN 3 LVDS_BKLADJ 4 5V 5 2 3 16 Front Panel connector JFP1 Signal PIN PIN Signal HDD_LED 1 2 PWR_LED HDD_LED 3 4 PWR...

Page 27: ...Manual EMX C246P B1 User s Manual 27 2 3 17 CPU fan connector CPUFAN1 Signal PIN GND 1 12V 2 CPU_R_FANIN 3 CPU_FANOUT 4 2 3 18 System fan connector SYSFAN1 Signal PIN SYS_FANOUT 4 SYS_R_FANIN 3 12V 2...

Page 28: ...y Panel connector JAUXP1 Signal PIN PIN Signal FRONT_LAN1_ACT 1 2 GND FRONT_LAN2_ACT 3 4 GND FRONT_LAN3_ACT 5 6 GND FRONT_LAN4_ACT 7 8 GND 2 3 20 Serial port 1 connector COM1 Signal PIN PIN Signal NDC...

Page 29: ...ort 2 connector COM2 Signal PIN PIN Signal NDCDB 1 2 NRXDB NTXDB 3 4 NDTRB GND 5 6 NDSRB NRTSB 7 8 NCTSB NRIB 9 10 NC 2 3 22 USB connector JUSBH1 Signal PIN PIN Signal V5A_USB_H123 1 2 V5A_USB_H123 US...

Page 30: ...anual 30 EMX C246P B1 User s Manual 2 3 23 USB connector JUSBH2 Signal PIN V5A_USB_H123 1 USB_HDN3 2 USB_HDP3 3 GND 4 NC 5 2 3 24 J1RS1 connector J1RS1 Signal PIN PIN Signal A485TX 1 2 A422RX A485TX 3...

Page 31: ...3 25 J1RS2 connector J1RS2 Signal PIN PIN Signal B485TX 1 2 B422RX B485TX 3 4 B422RX 5V 5 6 GND 2 3 26 Front Audio connector FAUD1 Signal PIN PIN Signal MIC2_L 1 2 GND MIC2_R 3 4 AUD_FRONT_DET LINE2_...

Page 32: ...39 NRIF NCTSF 38 37 NRTSF NDSRF 36 35 GND NDTRF 34 33 NTXDF NRXDF 32 31 NDCDF NC 30 29 NRIE NCTSE 28 27 NRTSE NDSRE 26 25 GND NDTRE 24 23 NTXDE NRXDE 22 21 NDCDE NC 20 19 NRID NCTSD 18 17 NRTSD NDSRD...

Page 33: ...4 LVDS_CLK1P GND 31 32 GND LVDS_DATAN7 29 30 LVDS_DATAN6 LVDS_DATAP7 27 28 LVDS_DATAP6 GND 25 26 GND LVDS_DATAN5 23 24 LVDS_DATAN4 LVDS_DATAP5 21 22 LVDS_DATAP4 GND 19 20 GND LVDS_DATAN3 17 18 LVDS_DA...

Page 34: ...2 3 29 eDP Panel connector EDP 1 Signal PIN PIN Signal EDP_VCC_PAL 19 20 EDP_VCC_PAL EDP_TXP2 17 18 EDP_C_HPD EDP_TXN2 15 16 GND GND 13 14 EDP_AUXP EDP_TXP1 11 12 EDP_AUXN EDP_TXN1 9 10 GND GND 7 8 NC...

Page 35: ...User s Manual EMX C246P B1 User s Manual 35 3 BIOS Setup...

Page 36: ...rn control over to the operating system While the BIOS is in control the Setup program can be activated in one of two ways By pressing Del or F2 immediately after switching the system on or By pressin...

Page 37: ...Quit and not save changes into NVRAM Status Page Setup Menu and Option Page Setup Menu Exit current page and return to Main Menu key Increase the numeric value or make changes key Decrease the numeric...

Page 38: ...our computer no longer is able to boot the AMI BIOS supports an override to the NVRAM settings which resets your system to its defaults The best advice is to only alter settings which you thoroughly u...

Page 39: ...ear on the screen The Main Menu allows you to select from several setup functions and exit choices Use the arrow keys to select among the items and press Enter to accept and enter the sub menu 3 6 1 M...

Page 40: ...e the system time option to set the system time Manually enter the hours minutes and seconds Note The BIOS setup screens shown in this chapter are for reference purposes only and may not exactly match...

Page 41: ...ns Description Intel VMX Virtualization Technology Disabled Enabled Default When enabled a VMM can utilize the additional hardware capabilities provided by Vanderpool Technology Active Processor Cores...

Page 42: ...Allows CPU to go to C states when it s not 100 utilized Enhanced C states Disabled Enabled Default Enable Disable C1E When enabled CPU will switch to minimum speed when all cores enter C states C Sta...

Page 43: ...efault State Limit 3 6 2 2 PCH FW Configuration Item Options Description AMT BIOS Features Disabled Enabled Default When disabled AMT BIOS Feature are no longer supported and user is no longer able to...

Page 44: ...Flags Settings Item Description Unconfigure ME OEMFlag Bit 15 Unconfigure ME with resetting MEBx password to default 3 6 2 2 2 Firmware Update Configuration Item Option Description Me FW Image Re Flas...

Page 45: ...y device O S will not show Security Device TCG EFI protocol and INT1A interface will not be available 3 6 2 4 ACPI Settings Item Options Description Enable ACPI Auto Configuration Disabled Default Ena...

Page 46: ...change the Super IO configuration for serial ports Please refer to 3 6 2 5 1 3 6 2 5 6 for more information Item Description Serial Port 1 Configuration Set Parameters of Serial Port 1 COMA Serial Por...

Page 47: ...5 1 Serial Port 1 Configuration Item Option Description Serial Port Disabled Enabled Default Enable or Disable Serial Port COM UART 232 422 485 RS232 Default RS422 RS485 Set COM Port as RS232 RS422 or...

Page 48: ...abled Default Enable or Disable Serial Port COM UART 232 422 485 RS232 Default RS422 RS485 Set COM Port as RS232 RS422 or RS485 mode 3 6 2 5 3 Serial Port 3 Configuration Item Option Description Seria...

Page 49: ...Description Serial Port Disabled Enabled Default Enable or Disable Serial Port COM 3 6 2 5 5 Serial Port 5 Configuration Item Option Description Serial Port Disabled Enabled Default Enable or Disable...

Page 50: ...n Serial Port Disabled Enabled Default Enable or Disable Serial Port COM 3 6 2 6 NCT6106D H W Monitor 3 6 2 6 1 Smart Fan Configuration Item Option Description CPU Fan Mode Manual Mode Mode 01 Mode 02...

Page 51: ...fault Mode 14 Mode 15 Mode 16 Mode 17 Mode 18 Mode 19 Mode 20 SYS Fan Mode Manual Mode Mode 01 Mode 02 Mode 03 Mode 04 Mode 05 Default Mode 06 Mode 07 Mode 08 Mode 09 Mode 10 Mode 11 Mode 12 Mode 13 M...

Page 52: ...ed Time Dynamic Time Enable or disable System wake on alarm event Select Fixed Time system will wake on the hr min sec specified Select Dynamic Time System will wake on the current time Increase minut...

Page 53: ...ROM Messages Resolution 80X24 Default 80X25 On Legacy OS the Number of Rows and Columns supported redirection Redirect After POST Always Enable Default BootLoader When Bootloader is selected then Lega...

Page 54: ...sec 20 sec Default The time out value for Control Bulk and Interrupt transfers Device reset time out 10 sec 20 sec Default 30 sec 40 sec USB mass storage device Start Unit command time out Device powe...

Page 55: ...ration Item Options Description Network Stack Disabled Default Enabled Enable Disable UEFI Network Stack Note Motherboard designed with quad Gigabit LAN consumes longer startup time when Network Stack...

Page 56: ...EMX C246P B1 User s Manual 56 EMX C246P B1 User s Manual 3 6 3 Chipset 3 6 3 1 System Agent SA Configuration Item Option Description VT d Disabled Enabled Default VT d capability...

Page 57: ...Configuration Item Option Description Max TOLUD Dynamic Default 1GB 1 25 GB 1 5 GB 1 75 GB 2 GB 2 25 GB 2 5 GB 2 75 GB 3 GB Maximum Value of TOLUD Dynamic assignment would adjust TOLUD automatically...

Page 58: ...nual 3 6 3 1 2 Graphics Configuration Item Option Description Primary Display Auto Default IGFX PEG Select which of IGFX PEG PCI Graphics device should be Primary Display GTT Size 2MB 4MB 8MB Default...

Page 59: ...e X4 Force X8 Force PEG link to retrain to X1 2 4 8 ASPM Disabled Auto Default ASPM L0s ASPM L1 ASPM L0sL1 Control ASPM support for the PEG0 This has no effect if PEG is not the currently active devic...

Page 60: ...rt Feature Configuration Item Option Description Detect Non Compliance Device Disabled Default Enabled Detect Non Compliance PCI Express Device in PEG 3 6 3 2 PCH IO Configuration Item Option Descript...

Page 61: ...l I211 LAN Chip PCI E Port 6 Item Option Description Intel I211 I210 LAN Chip PCI E Port 6 Disabled Enabled Default Control the PCI Express Root Port ASPM 5 Disabled Default L0s L1 L0sL1 Auto Set the...

Page 62: ...g the port 3 6 3 2 1 2 M 2 KeyE PCI E Port 7 8 Item Option Description M 2 KeyE PCI E Port 7 8 Disabled Enabled Default Control the PCI Express Root Port ASPM 6 Disabled Default L0s L1 L0sL1 Auto Set...

Page 63: ...SPM 10 Disabled Default L0s L1 L0sL1 Auto Set the ASPM Level Force L0s Force all links to L0s State AUTO BIOS auto configure DISABLE Disables ASPM L1 Substates Disabled L1 1 L1 1 L1 2 Default PCI Expr...

Page 64: ...lt L0s L1 L0sL1 Auto Set the ASPM Level Force L0s Force all links to L0s State AUTO BIOS auto configure DISABLE Disables ASPM L1 Substates Disabled L1 1 L1 1 L1 2 Default PCI Express L1 Substates sett...

Page 65: ...o Set the ASPM Level Force L0s Force all links to L0s State AUTO BIOS auto configure DISABLE Disables ASPM L1 Substates Disabled L1 1 L1 1 L1 2 Default PCI Express L1 Substates settings PCIe Speed Aut...

Page 66: ...Disable SATA Device SATA Mode Selection AHCI Default RAID Determines how SATA controller s operate SATA Test Mode Enabled Disabled Default Test Mode Enable Disable Loop Back SATA Port Disabled Enabled...

Page 67: ...D Audio Disabled Enabled Default Control Detection of the HD Audio device Disabled HAD will be unconditionally disabled Enabled HAD will be unconditionally enabled 3 6 3 3 Board Configuration Item Opt...

Page 68: ...24 2 Port1 EDP to LVDS Chrotel 7511 Panel EDID Option ErP Function Disabled Default Enabled ErP Function Deep S5 PWR On After PWR Fail Off Default On Last state AC loss resume Watch Dog Disabled Defau...

Page 69: ...User s Manual EMX C246P B1 User s Manual 69 3 6 4 Security Item Description Administrator Password Set Administrator Password User Password Set User Password 3 6 4 1 Secure Boot...

Page 70: ...ure Boot is Enabled Platform Key PK is enrolled and the System is in User mode The mode change requires platform reset Secure Boot Mode Standard Custom Default Secure Boot mode options Standard or Cus...

Page 71: ...1 3 6 4 1 2Key Management 3 6 5 Boot Item Option Description Setup Prompt Timeout 1 Number of seconds to wait for setup activation key 65535 0xFFFF means indefinite waiting Bootup NumLock State On Def...

Page 72: ...EMX C246P B1 User s Manual Quiet Boot Disabled Default Enabled Enable or disable Quiet Boot option Boot Option 1 Sets the system boot order 3 6 6 Save Exit 3 6 5 1 Save Changes and Reset Reset the sy...

Page 73: ...en exits and reboots the controller 3 6 5 3 Restore Defaults This option restores all BIOS settings to the factory default This option is useful if the controller exhibits unpredictable behavior due t...

Page 74: ...B1 User s Manual 74 EMX C246P B1 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 y...

Page 75: ...fficial Website http www avalue com tw Note The installation procedures and screen shots in this section are based on Windows 10 operation system If the warning message appears while the installation...

Page 76: ...ots in this section are based on Windows 10 operation system If the warning message appears while the installation process click Continue to go on Step 3 Click Next Step 1 Click Next to continue insta...

Page 77: ...r All drivers can be found on the Avalue Official Website http www avalue com tw Note The installation procedures and screen shots in this section are based on Windows 10 operation system If the warni...

Page 78: ...e found on the Avalue Official Website http www avalue com tw Note The installation procedures and screen shots in this section are based on Windows 10 operation system If the warning message appears...

Page 79: ...om tw Note The installation procedures and screen shots in this section are based on Windows 10 operation system If the warning message appears while the installation process click Continue to go on S...

Page 80: ...EMX C246P B1 User s Manual 80 EMX C246P B1 User s Manual Step 6 Click Finish to complete setup...

Page 81: ...e com tw Note The installation procedures and screen shots in this section are based on Windows 10 operation system If the warning message appears while the installation process click Continue to go o...

Page 82: ...EMX C246P B1 User s Manual 82 EMX C246P B1 User s Manual Step 6 Click Finish to complete setup...

Page 83: ...User s Manual EMX C246P B1 User s Manual 83 5 Mechanical Drawing...

Page 84: ...EMX C246P B1 User s Manual 84 EMX C246P B1 User s Manual...

Page 85: ...User s Manual EMX C246P B1 User s Manual 85 Unit mm...

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