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Summary of Contents for GIGAIPC mITX-2748A
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Page 1: Mini-Itx Motherboard
(MRZV2MI) Mini-ITX Motherboard User’s Manual 1st Ed www.gigaipc.com... -
Page 2: Copyright Notice
While reasonable efforts have been made in the preparation of this document to assure its accuracy, GIGAIPC assumes no liabilities resulting from errors or omissions in this document, or from the use of the information contained herein. -
Page 3: Acknowledgement
Packing List Before setting up your product, please make sure the following items have been shipped: Item Quantity mITX-2748A MB SATA power cable I/O Bracket mITX-V2000 Fan Sink If any of these items are missing or damaged, please contact your distributor or sales representative immediately. -
Page 4: Assembly Sequence
2>. shown in the figure above. The correct torque is needed to be used to assemble the fansink. If you want to disassemble the fansink, please reverse 3>. (starting from position 4) to remove. www.gigaipc.com... -
Page 5: About This Document
(if any), its specifications, dimensions, jumper/ connector settings/definitions, and driver installation instructions (if any), to facilitate users in setting up their product. Users may refer to the GIGAIPC.com for the latest version of this document. www.gigaipc.com... -
Page 6: Safety Precautions
Make sure the device is installed near a power outlet and is easily accessible. 10. Keep this device away from humidity. 11. Place the device on a solid surface during installation to prevent falls 12. Do not cover the openings on the device to ensure optimal heat dissipation. www.gigaipc.com... - Page 7 18. D O N O T L E AV E T H I S D E V I C E I N A N U N C O N T R O L L E D ENVIRONMENT WITH TEMPERATURES BEYOND THE DEVICE’S PERMITTED STORAGE TEMPERATURES (SEE CHAPTER 1) TO PREVENT DAMAGE. www.gigaipc.com...
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Page 8: Fcc Statement
Il y a un risque d’explosion si la batterie est remplacée de façon incorrecte. Ne la remplacer qu’avec le même modèle ou équivalent recommandé par le constructeur. Recycler les batteries usées en accord avec les instructions du fabricant et les directives gouvernementales de recyclage. www.gigaipc.com... -
Page 9: China Rohs Requirements (Cn)
China RoHS Requirements (CN) 产品中有毒有害物质或元素名称及含量 GIGAIPC Main Board/ Daughter Board/ Backplane 有毒有害物质或元素 部件名称 铅 汞 镉 六价铬 多溴联苯 多溴二苯醚 (Pb) (Hg) (Cd) (Cr(VI)) (PBB) (PBDE) 印刷电路板 及其电 ○ ○ ○ ○ ○ ○ 子组件 外部信号 连接器 ○ ○ ○ ○... -
Page 10: China Rohs Requirement (En)
China RoHS Requirement (EN) Poisonous or Hazardous Substances or Elements in Products GIGAIPC Main Board/ Daughter Board/ Backplane Poisonous or Hazardous Substances or Elements Component Hexavalent Polybrominated Polybrominated Lead Mercury Cadmium Chromium Biphenyls Diphenyl Ethers (Pb) (Hg) (Cd) (Cr(VI)) (PBB) (PBDE) PCB &... -
Page 11: Table Of Contents
COM1_2 (COM Port (RS-232/422/485 & RI/5V/12V))..24 2.2.4 DP1_2, DP3_4 (Display ports) ........25 2.2.5 USB3_LAN1, USB3_LAN2 (USB+LAN connector x 2) ..26 2.2.6 DC_IN2 (ATX 2x2 pin power connector) ....... 27 2.2.7 SYS_FAN (System Fan connector) ......... 28 www.gigaipc.com... - Page 12 2.2.27 LVDS_DP (LVDS/DP jumper) .......... 48 2.2.28 LSW (LVDS resolution jumper) ........49 2.2.29 BKL_CN (Backlight control connector) ......50 2.2.30 JCOM1, JCOM2 (RI# pin RI#/5V/12V Select jumper for COM1 & COM2 port) ..........51 2.2.31 M2M (M.2 M-key NGFF 2280) ........52 www.gigaipc.com...
- Page 13 Network Stack Configuration ........64 3.3.9 NVMe Configuration ............. 65 3.3.10 AMD CBS ............... 66 3.3.11 AMD PBS ............... 67 3.3.12 Digital IO Port Configuration ........68 Chipset ................69 Security ................. 70 Boot ................73 Save & Exit ..............74 www.gigaipc.com...
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Page 14: Chapter 1 - Product Specifications
Chapter 1 Chapter 1 – Product Specifications www.gigaipc.com... - Page 15 132.1 10.2 www.gigaipc.com...
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Page 16: Specifications
Specifications Motherboard mITX-2748A (MRZV2MI) Mini-ITX Form Factor 170W x 170D (mm) AMD Ryzen™ V2748 Embedded Processor 7nm, 8 cores, 16 threads, 2.9 GHz, up to 4.25GHz TDP 45W Socket 1 x FP6 BGA Chipset — 2 x DDR4 SO-DIMM sockets, Max. Capacity 32 GB... - Page 17 Motherboard mITX-2748A (MRZV2MI) 1 x 4-pin ATX power connector 1 x SATA power connector 1 x CPU fan header 1 x System fan header 1 x Front panel header 1 x Front panel audio header 1 x 2W Speaker out header Internal I/O 6 x USB 2.0 headers...
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Page 18: Chapter 2 - Hardware Information
Chapter 2 Chapter 2 – Hardware Information www.gigaipc.com... -
Page 19: Jumpers And Connectors
Jumpers and Connectors 26 27 www.gigaipc.com... - Page 20 F_USB2_3, USB 2.0 header F_USB2_2 14 GPIO_CNT General Purpose input/output header 15 COM3, COM4 COM Port (RS-232/422/485) 16 SYS_PANEL Front panel header 17 TPM_LPC TPM header 18 AT_CN AT/ATX mode select jumper SODIMM1, 2 x DDR4 SO-DIMM slots SODIMM2 www.gigaipc.com...
- Page 21 M.2 Slot, E-Key NGFF 2230 28 LVDS LVDS connector 29 LVDS_DP LVDS/DP Jumper 30 LSW LVDS resolution jumper 31 BKL_CN Backlight control connector JCOM1 RI pin RI/5V/12V select jumper for COM1 JCOM2 port & COM2 port 33 M2M M.2 Slot, M-Key NGFF 2280 www.gigaipc.com...
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Page 22: Io Connector Information
DC IN Jack connector 2 COM1_2 COM Port ( RS-232/422/485 & RI/5V/12V) DP1_2 Display ports DP3_4 4 USB3_LAN1 LAN Connector x 2 USB3_LAN2 USB 3.2 Gen 1 Connector x 4 Line Out port (Green) AUDIO Mic In port (Pink) www.gigaipc.com... -
Page 23: Dc_In1 (Dc In Jack Connector)
2.2.2 DC_IN1 (DC IN Jack connector) DC In Jack connector Connector PN Vendor 655-360-000 SHEN-MING www.gigaipc.com... -
Page 24: Com1_2 (Com Port (Rs-232/422/485 & Ri/5V/12V))
2.2.3 COM1_2 (COM Port (RS-232/422/485 & RI/5V/12V)) Serial Port connector Connector PN Vendor D20HB1102002P6JN FENYING RS-232 RS-422 RS-485 Full Duplex Half Duplex TXD- TXD+ RXD+ – RXD- – – – – – – – – – www.gigaipc.com... -
Page 25: Dp1_2, Dp3_4 (Display Ports)
2.2.4 DP1_2, DP3_4 (Display ports) DP connector Connector PN Vendor G3167C233S-006H WIESON Pin No. Definition Pin No. Definition TX0p TX3n TX0n TX1p AUXp TX1n TX2p AUXn Hot Plug Detect TX2n TX3p 3.3V www.gigaipc.com... -
Page 26: Usb3_Lan1, Usb3_Lan2 (Usb+Lan Connector X 2)
Pin No. Definition Pin No. Definition Definition Definition TX1+ TX3+ TX1- TX3- TX2+ TX4+ TX2- TX4- State Description USB3_RX1n USB3_RX2n Orange On 1Gbps data rate USB3_RX1p USB3_RX2p Green On 100Mbps data rate USB3_TX1n USB3_TX2n 10Mbps data rate USB3_TX1p USB3_TX2p www.gigaipc.com... -
Page 27: Dc_In2 (Atx 2X2 Pin Power Connector)
2.2.6 DC_IN2 (ATX 2x2 pin power connector) Pin 1 Power connector Connector PN Vendor 740-81-04TW56 PINREX Pin No. Definition +12V ~ +24V +12V ~ +24V www.gigaipc.com... -
Page 28: Sys_Fan (System Fan Connector)
2.2.7 SYS_FAN (System Fan connector) Pin 1 System FAN connector Connector PN Vendor 744-81-045R11 PINREX WF04R22RJQ105 HORNGTONG Pin No. Definition Detect Speed Control www.gigaipc.com... -
Page 29: Atx_Ctl (Atx Control Header, Support Ps-On Signal Of Power Supply Unit)
2.2.8 ATX_CTL (ATX Control header, Support PS-ON Signal of Power Supply Unit) Pin 1 ATX Control header Pin No. Definition PSON# www.gigaipc.com... -
Page 30: Satapw (Sata Power Connector)
2.2.9 SATAPW (SATA power connector) Pin 1 Hard Disk Power connector Connector PN Vendor 743-81-04TW00 PINREX WF04Q2-3BJQ000 HORNGTONG Pin No. Definition www.gigaipc.com... -
Page 31: Sata0 (Sata 6Gb/S Connector)
2.2.10 SATA0 (SATA 6Gb/s Connector) SATA 6Gb/s connector Connector PN Vendor WATF-07DBLBA1UW WINWIN Pin No. Definition www.gigaipc.com... -
Page 32: F_Usb2_1, F_Usb2_3, F_Usb2_2 (Usb 2.0 Header)
2.2.11 F_USB2_1, F_USB2_3, F_USB2_2 (USB 2.0 header) Pin 1 USB 2.0 header Connector PN Vendor 210-92-05GB04 PINREX PH10R53BAZ009 HORNGTONG Pin No. Definition No Pin No Connect www.gigaipc.com... -
Page 33: Gpio_Cnt (General Purpose Input/Output Connector)
2.2.12 GPIO_CNT (General purpose input/output connector) Pin 1 GPIO Connector Pin No. Definition SMBus DATA Connector PN Vendor Pin No. Definition 725-81-12TW00 PINREX GPIO-output_1 A2004WV-2X06P46 JOINT-TECH GPIO-input_1 GPIO-output_2 GPIO-input_2 GPIO-output_3 GPIO-input_3 GPIO-output_4 GPIO-input_4 SMBus Clock www.gigaipc.com... -
Page 34: Com3, Com4 (Com Header (Rs-232/422/485))
2.2.13 COM3, COM4 (COM header (RS-232/422/485)) Pin 1 Serial Port Cable Connector Connector PN Vendor 725-81-10TW00 PINREX A2004WV-2X05P46 JOINT-TECH Definition Pin Definition No Connect www.gigaipc.com... -
Page 35: Sys_Panel (Front Panel Header)
2.2.14 SYS_PANEL (Front Panel Header) Pin 1 System Panel Header Connector PN Vendor 210-92-05GW5W PINREX Pin No. Definition HDD LED+ Power LED+ HDD LED- Power LED- Power Button+ Reset Button Power Button- No Connect No Pin www.gigaipc.com... -
Page 36: Tpm_Lpc (Tpm Header)
2.2.15 TPM_LPC (TPM header) Pin 1 TPM Module Connector Pin No. Definition LAD3 LFRAME Pin No. Definition Connector PN Vendor LPCCLK 3.3V 52S-90-14GB10 PINREX TPM RST BH14NQ-7BAI010 HORNGTONG 3.3V LAD0 IRQ_SERIAL LAD1 TPM_DET LAD2 www.gigaipc.com... -
Page 37: At_Cn (At/Atx Mode Select Jumper)
2.2.16 AT_CN (AT/ATX mode select jumper) Pin 1 AT/ATX mode select jumper Connector PN Vendor 220-96-03GB01 PINREX PH03N2-7BAN000 HORNGTONG Pin No. Definition AT MODE Detect ATX MODE Jumper setting 1-2 Close : AT mode. 2-3 Close : ATX mode. (Default setting) www.gigaipc.com... -
Page 38: Sodimm1, Sodimm2 (2 X Ddr4 So-Dimm Slots)
2.2.17 SODIMM1, SODIMM2 (2 x DDR4 SO-DIMM slots) www.gigaipc.com... -
Page 39: Cpu_Fan (Cpu Fan Connector)
2.2.18 CPU_FAN (CPU Fan connector) Pin 1 CPU FAN connector Connector PN Vendor 744-81-045W1Z PINREX Pin No. Definition Detect Speed Control www.gigaipc.com... -
Page 40: Pciex16 (Pcie X16 Slot)
2.2.19 PCIEX16 (PCIE x16 slot) PCIEX16 connector www.gigaipc.com... -
Page 41: Bat (Battery Connector)
2.2.20 BAT (Battery connector) Pin 1 Battery Cable Connector Connector PN Vendor 85205-0270L ACES A1250WV-S-02PC JOINT-TECH Pin No. Definition www.gigaipc.com... -
Page 42: Fp_Audio (Front Panel Audio Header)
2.2.21 FP_AUDIO (Front panel audio header) Pin 1 Front panel audio header Connector PN Vendor 725-81-10TW00 PINREX A2004WV-2X05P46 JOINT-TECH Definition Pin Definition MIC_Left No connect FAUDIO_JD MIC_Right No Connect Detect HPOUT_L HPOUT_R Detect www.gigaipc.com... -
Page 43: Spkr (Speaker Out Connector)
2.2.22 SPKR (Speaker out connector) Pin 1 Audio Amplifie Connector Connector PN Vendor 721-81-045W00 PINREX A2001WV-04P146 JOINT-TECH Pin No. Definition Speaker Out L+ Speaker Out L- Speaker Out R- Speaker Out R+ www.gigaipc.com... -
Page 44: Clr_Cmos (Clear Cmos Jumper)
2.2.23 CLR_CMOS (Clear CMOS jumper) Pin 1 Clear COMS Jumper Connector PN Vendor 220-96-03GB01 PINREX PH03N2-7BAN000 HORNGTONG Pin No. Definition RTCVDD_C No Connect 1-2 Close: Clear COMS data. 2-3 Close: Normal Operator (Default setting) www.gigaipc.com... -
Page 45: Mpcie (Mini Pcie Connector)
USB Dp Pin No. Definition Pin No. Definition 3.3V PCIE WAKE 3.3V 3.3V PCIE Clock Request SIM PWR SIM DATA PCIE Clock n SIM Clock PCIE Clock p SIM Reset 3.3V UIM VPP3 Connector PN Vendor AS0B221-S99Q-7H FOXCONN WLAN_DISABLE Reset www.gigaipc.com... -
Page 46: M2E (M.2 E-Key Ngff 2230)
PCIE CLOCKp PCIE CLOCKn SUSCLK PCIE Clock PCIRST Pin No. Definition Pin No. Definition Request 3.3V PCIE wake up BT_Disable 3.3V WLAN_DISABLE 3.3V 3.3V Connector PN Vendor Pin No. Definition Pin No. Definition 80152-8521 BELLWETHER APCI0095-P002A LOTES PCIE_TXp PCIE_TXn www.gigaipc.com... -
Page 47: Lvds (Lvds Connector)
2.2.26 LVDS (LVDS connector) Pin 1 LVDS Connector Pin No. Definition Pin No. Definition CLK1- Pin No. Definition Pin No. Definition 3.3V Connector PN Vendor 3.3V 712-76-40GWE0 PINREX SPEC0 A1252WV-SF-2X20PD01 JOINT-TECH SPED0 CLK2+ CLK1+ CLK2- www.gigaipc.com... -
Page 48: Lvds_Dp (Lvds/Dp Jumper)
2.2.27 LVDS_DP (LVDS/DP jumper) Pin 1 LVDS_DP Jumper Connector PN Vendor 220-96-03GB01 PINREX PH03N2-7BAN000 HORNGTONG Pin No. Definition No Connect GPU_SEL 1-2 Close: DP4 DP Mode (Default) 2-3 Close: DP4 LVDS Mode www.gigaipc.com... -
Page 49: Lsw (Lvds Resolution Jumper)
1024 x 600 1600 x 900 18bit 24bit 1280 x 800 1680 x 1050 18bit 24bit 1280 x 960 1600 x 1200 18bit 24bit 1280 x 1024 1920 x 1080 24bit 24bit 1366 x 768 1920 x 1200 18bit 24bit www.gigaipc.com... -
Page 50: Bkl_Cn (Backlight Control Connector)
2.2.29 BKL_CN (Backlight control connector) Pin 1 Backlight control connector Connector PN Vendor 721-81-05TW00 PINREX A2001WV-05P146 JOINT-TECH Pin No. Definition Back Light Enable www.gigaipc.com... -
Page 51: Jcom1, Jcom2 (Ri# Pin Ri#/5V/12V Select Jumper For Com1 & Com2 Port)
2.2.30 JCOM1, JCOM2 (RI# pin RI#/5V/12V Select jumper for COM1 & COM2 port) Pin 1 JCOM1, JCOM2 Jumper Connector PN Vendor 220-97-03GB01 PINREX 1-2 Close: PH06N53BAZ000 HORNGTONG 5V (Power COM) 3-4 Close: RI (Stand COM)(Default) 5-6 Close: 12V (Power COM) www.gigaipc.com... -
Page 52: M2M (M.2 M-Key Ngff 2280)
PCIE Clock Request PCIE Clock n PCIe Wake# SSD LED PCIE Clock p 3.3V 3.3V 3.3V Pin No. Definition Pin No. Definition 3.3V SUSCLK Detect 3.3V 3.3V 3.3V Connector PN Vendor PCIE1 RXn PCIE1 RXp 2E0BC41-C85CM-LH FOXCONN PCIE2 TXn www.gigaipc.com... -
Page 53: Chapter 3 - Bios
Chapter 3 Chapter 3 – BIOS www.gigaipc.com... -
Page 54: Introduction
Execute command or enter the submenu Increase the numeric value or make ＋ changes Decrease the numeric value or make – changes General Help Previous Values Load Optimized Defaults Settings Save changes & Exit the BIOS Setup program Exit the BIOS Setup program www.gigaipc.com... -
Page 55: The Main Menu
Shows the total memory size of the installed memory Set the Date for the system System Date (Format : Week - Month - Day - Year) Set the time for the system System Time (Format : Hour - Minute - Second) www.gigaipc.com... -
Page 56: Advanced
Advanced The Advanced menu is to configure the functions of hardware settings through submenu. Use arrow keys to move among the items, and press <Enter> to access into the related submenu. www.gigaipc.com... -
Page 57: Tpm Configuration
Pending operation : Trusted Computing None : No execution will be conducted (Default setting) TPM clear : Set to clear data on TPM Physical Presence Spec Version : Choose PPI spec version Option items : 1.2 or 1.3 (Default setting) www.gigaipc.com... -
Page 58: It8786 Super Io Configuration
Disabled : if Disabled, displays no configuration for the serial port Configuration Device settings : Serial Port 3 Display the specified Serial Port base I/O address and IRQ Configuration Mode : Serial Port 4 Choose RS-232, RS-422, or RS-485 feature Configuration www.gigaipc.com... -
Page 59: Hardware Monitor
Normal : Fan speed set by BIOS default (Default setting) Control Full Speed : Set Fan operates at full speed CPU temperature Shows current CPU temperature System Shows current system temperature temperature CPU Fan Speed Shows current CPU Fan speed SYS Fan Speed Shows current system fan speed www.gigaipc.com... -
Page 60: S5 Rtc Wake Settings
Enable or Disable System to wake on a specific time. Wake system Disabled : Disables system to wake on a specific time (Default setting) from S5 Fixed Time : Enables system to wake on a specific time (Format : hr : min : sec) www.gigaipc.com... -
Page 61: Cpu Configuration
Enabled : Enables Turbo Mode (Default setting) NX Mode Disabled : Disables Turbo Mode Enables or Disables the CPU virtualization funtion. Enabled : Enables SVM Mode (Default setting) SVM Mode Disabled : Disables SVM Mode Node 0 Information Shows AMD CPU information www.gigaipc.com... -
Page 62: Sata Configuration
3.3.6 SATA Configuration www.gigaipc.com... -
Page 63: Ami Graphic Output Protocol Policy
3.3.7 AMI Graphic Output Protocol Policy Item Description Choose default monitor output when there are more than one monitor Output Select plugged on the motherboard. www.gigaipc.com... -
Page 64: Network Stack Configuration
When Network stack is enabled : Ipv4 PXE Support Disabled : Disables Ipv4 PXE Support Enabled : Enables Ipv4 PXE Support When Network stack is enabled : Ipv6 PXE Support Disabled : Disables Ipv6 PXE Support Enabled : Enables Ipv6 PXE Support www.gigaipc.com... -
Page 65: Nvme Configuration
3.3.9 NVMe Configuration NVMe Configuration shows information when your M.2 NVMe PCIe SSD is installed. www.gigaipc.com... -
Page 66: Amd Cbs
Enabled : Enables Global C-state Control function Control Auto : System will automatically enter into power saving mode (Default setting) For AMD CPU internal graphic setting GFX Configuration Option items : Auto (Default setting), iGPU Disabled, UMA_SPECIFIED, UMA_AUTO, UMA_GAME_OPTIMIZED www.gigaipc.com... -
Page 67: Amd Pbs
To choose using internal graphic or external graphic let BIOS Menu display on the monitor. Item Description Select to use internal or external graphic. Primary Video Int Graphics (IGD) : Internal Graphic (Default setting) Adaptor Ext Graphics (PEG) : External Graphics www.gigaipc.com... -
Page 68: Digital Io Port Configuration
Enabled : If Digital IO Output value/level is modified in OS, they will be memorized and kept. SOGPO_1 (Pin 1) SOGPI_1 (Pin 2) SOGPO_2 (Pin 3) SOGPI_2 (Pin 4) Configure Digital IO Input or Output values for each pin. SOGPO_3 (Pin 5) SOGPI_3 (Pin 6) SOGPO_4 (Pin 7) SOGPI_4 (Pin 8) www.gigaipc.com... -
Page 69: Chipset
To modified the backlight brightness of the LVDS panel level Option items : 10%, 20%, 30%, 40%, 50%, 60%, 70%, 80%, 90%, 100% (Default Setting) Enable/Disable XHCI Hand-off function XHCI Hand-off Enabled : Enables XHCI Hand-off function (Default setting) Disabled : Disables XHCI Hand-off function www.gigaipc.com... -
Page 70: Security
To set up Administrator's password Administrator Minimum length : 3 Password Maximum length : 20 To set up User's password User Password Minimum length : 3 Maximum length : 20 Secure Boot Press <Enter> to configure the advanced items www.gigaipc.com... - Page 71 No : Cancel to restore factory settings Reset To Setup Yes : Agree to setup mode Mode No : Cancel to setup mode Enables expert users to modify Secure boot policy variables without full Key Management authentication Press <Enter> to configure the advanced items www.gigaipc.com...
- Page 72 'UEFI CA' from database from DB No : Cancel to remove 'UEFI CA' from database Restore DB variables to fac tor y Restore DB defaults defaults Yes : Agree to restore DB defaults No : Cancel to restore DB defaults www.gigaipc.com...
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Page 73: Boot
Enabled : Enables Full screen LOGO Show on POST screen LOGO Show Disabled : Disables Full screen LOGO Show on POST screen (Default setting) Shows the information of the storage that be installed in the system Boot Option #1 Choose/set the boot priority www.gigaipc.com... -
Page 74: Save & Exit
Yes : Agree to discard changes and reset and Reset No : Cancel to discard changes and reset Restore/Load default values for all the setup options Restore Defaults Yes : Agree to load optimized defaults No : Cancel to load optimized defaults Boot Override Boot override www.gigaipc.com...
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