ASROCK Z790 PG-ITX/TB4 User Manual
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ASROCK Z790 PG-ITX/TB4 User Manual

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  • Page 2 Contact Information If you need to contact ASRock or want to know more about ASRock, you’re welcome to visit ASRock’s website at http://www.asrock.com; or you may contact your dealer for further information. For technical questions, please submit a support request form at https://event.asrock.com/tsd.asp ASRock Incorporation e-mail: info@asrock.com.tw...

  • Page 3: Table Of Contents

    Chapter 1 Introduction Package Contents Specifications Motherboard Layout I/O Panel Block Diagram 802.11ax Wi-Fi 6E Module and ASRock WiFi 2.4/5/6 GHz Antenna Chapter 2 Installation Installing the CPU Installing the CPU Fan and Heatsink Installing Memory Modules (DIMM) Connecting the Front Panel Header...
  • Page 4 2.14 M.2 SSD Module Installation Guide (M2_1) 2.15 M.2 SSD Module Installation Guide (M2_2 and M2_3)

  • Page 5: Chapter 1 Introduction

    ASRock’s website without further notice. If you require technical support related to this motherboard, please visit our website for specific information about the model you are using. You may find the latest VGA cards and CPU support list on ASRock’s website as well. ASRock website http://www.asrock.com.

  • Page 6: Specifications

    • Supports DDR5 non-ECC, un-buffered memory up to 6800+(OC)* • Max. capacity of system memory: 64GB • Supports Intel® Extreme Memory Profile (XMP) 3.0 * Please refer to Memory Support List on ASRock's website for more information. (http://www.asrock.com/) Expansion CPU: Slot • 1 x PCIe 5.0 x16 Slot (PCIE1), supports x16 mode*...
  • Page 7 Z790 PG-ITX/TB4 • 1 x HDMI 2.1 TMDS Compatible, supports HDCP 2.3 and max. resolution up to 4K 60Hz • 1 x DisplayPort 1.4 with DSC (compressed), supports HDCP 2.3 and max. resolution up to 8K 60Hz / 5K 120Hz • 2 x Intel®...
  • Page 8 • 2 x USB4 Thunderbolt 4 Type-C (Rear) • 1 x USB 3.2 Gen2x2 Type-C (Front) • 6 x USB 3.2 Gen2 Type-A (Rear) • 2 x USB 3.2 Gen1 (Front) • 2 x USB 2.0 (Front) * All USB ports support ESD Protection Rear Panel • 2 x Antenna Ports • 1 x HDMI Port...
  • Page 9 • ErP/EuP ready (ErP/EuP ready power supply is required) * For detailed product information, please visit our website: http://www.asrock.com Please realize that there is a certain risk involved with overclocking, including adjusting the setting in the BIOS, applying Untied Overclocking Technology, or using third-party overclocking tools.

  • Page 10: Motherboard Layout

    1.3 Motherboard Layout Top Side View...
  • Page 11 Z790 PG-ITX/TB4 Back Side View...
  • Page 12 No. Description ATX 12V Power Connector (ATX12V1) Addressable LED Header (ADDR_LED1) CPU Fan Connector (CPU_FAN1) CPU/Water Pump Fan Connector (CPU_FAN2/WP) Chassis Fan Connector (CHA_FAN1) 2 x 288-pin DDR5 DIMM Slots (DDR5_A1, DDR5_B1) Post Status Checker (PSC) Clear CMOS Button (CLRCBTN1) ATX Power Connector (ATXPWR1) RGB LED Header (RGB_LED1) System Panel Header (PANEL1)

  • Page 13: I/O Panel

    Z790 PG-ITX/TB4 1.4 I/O Panel No. Description No. Description DisplayPort 1.4 Antenna Ports USB 3.2 Gen2 Type-A Ports (USB32_1234) USB 3.2 Gen2 Type-A Port (USB32_6) 2.5G LAN RJ-45 Port* USB 4.0 Thunderbolt 4 Type-C Port (TB_2) Microphone Input Jack** USB 3.2 Gen2 Type-A Port (USB32_5) Line Out Jack** USB 4.0 Thunderbolt...
  • Page 14 ** Function of the Audio Ports in 2, 4, 5.1 or 7.1-channel Configuration: Channel Port Function Line Out Jack Front speaker out (Rear Panel) Pink-Mic Rear speaker out (Front Panel) Microphone Input Jack 5.1ch Central/Subwoofer speaker out (Rear Panel) Lime-Headphone 7.1ch Side Speaker out (Front Panel)

  • Page 15: Block Diagram

    Z790 PG-ITX/TB4 1.5 Block Diagram...

  • Page 16: 802.11Ax Wi-Fi 6E Module And Asrock Wifi 2.4/5/6 Ghz Antenna

    1.6 802.11ax Wi-Fi 6E Module and ASRock WiFi 2.4/5/6 GHz Antenna 802.11ax Wi-Fi 6E + BT Module This motherboard comes with an exclusive 802.11 a/b/g/n/ac/ax Wi-Fi 6E + BT module that offers support for 802.11 a/b/g/n/ac/ax Wi-Fi 6E connectivity standards and Bluetooth.

  • Page 17: Chapter 2 Installation

    Z790 PG-ITX/TB4 Chapter 2 Installation This is a Mini-ITX form factor motherboard. Before you install the motherboard, study the configuration of your chassis to ensure that the motherboard fits into it. Pre-installation Precautions Take note of the following precautions before you install motherboard components or change any motherboard settings.

  • Page 18: Installing The Cpu

    2.1 Installing the CPU 1. Before you insert the 1700-Pin CPU into the socket, please check if the PnP cap is on the socket, if the CPU surface is unclean, or if there are any bent pins in the socket. Do not force to insert the CPU into the socket if above situation is found. Otherwise, the CPU will be seriously damaged.
  • Page 19 Z790 PG-ITX/TB4 Please save and replace the cover if the processor is removed. The cover must be placed if you wish to return the motherboard for after service.

  • Page 20: Installing The Cpu Fan And Heatsink

    2.2 Installing the CPU Fan and Heatsink...

  • Page 21: Installing Memory Modules (Dimm)

    Z790 PG-ITX/TB4 2.3 Installing Memory Modules (DIMM) This motherboard provides two 288-pin DDR5 (Double Data Rate 5) DIMM slots, and supports Dual Channel Memory Technology. 1. For dual channel configuration, you always need to install identical (the same brand, speed, size and chip-type) DDR5 DIMM pairs.

  • Page 23: Connecting The Front Panel Header

    Z790 PG-ITX/TB4 2.4 Connecting the Front Panel Header Front Panel Wires System Panel Header Power SW (-) RESET SW (+) Power SW (+) RESET SW (-) Power LED (-) HDD LED (-) Power LED (+) HDD LED (+) PANEL1...

  • Page 24: Installing The Motherboard

    2.5 Installing the Motherboard...

  • Page 25: Installing Sata Drives

    Z790 PG-ITX/TB4 2.6 Installing SATA Drives Optical Drive SATA Drive SATA Data Cable...
  • Page 26 SATA Power Connector SATA Data Connector...

  • Page 27: Installing A Graphics Card

    Z790 PG-ITX/TB4 2.7 Installing a Graphics Card CLICK!
  • Page 28 Expansion Slots (PCIe Slots) There is 1 PCI Express slot on the motherboard. Before installing an expansion card, please make sure that the power supply is switched off or the power cord is unplugged. Please read the documentation of the expansion card and make necessary hardware settings for the card before you start the installation.

  • Page 29: Connecting Peripheral Devices

    Z790 PG-ITX/TB4 2.8 Connecting Peripheral Devices...

  • Page 30: Connecting The Power Connectors

    2.9 Connecting the Power Connectors...

  • Page 31: Power On

    Z790 PG-ITX/TB4 2.10 Power On...

  • Page 32: Onboard Headers And Connectors

    2.11 Onboard Headers and Connectors Onboard headers and connectors are NOT jumpers. Do NOT place jumper caps over these headers and connectors. Placing jumper caps over the headers and connectors will cause permanent damage to the motherboard. System Panel Header (9-pin PANEL1) (see p.6, No.
  • Page 33 Z790 PG-ITX/TB4 Serial ATA3 Connectors (SATA3_0) (see p.6, No. 16) (SATA3_1) (see p.6, No. 13) (SATA3_2) (see p.6, No. 14) These three SATA3 connectors support SATA data cables for internal storage devices with up to 6.0 Gb/s data transfer rate.
  • Page 34 USB 3.2 Gen1 Header (19-pin USB32_7_8) (see p.6, No. 12) There is one header on this motherboard. This USB 3.2 Gen1 header can support two ports. USB32_7_8 Vbus Vbus Vbus IntA_PB_SSRX- IntA_PB_SSRX+ IntA_PA_SSRX- IntA_PA_SSRX+ IntA_PB_SSTX- IntA_PA_SSTX- IntA_PB_SSTX+ IntA_PA_SSTX+ IntA_PB_D- IntA_PA_D- IntA_PB_D+ IntA_PA_D+ Dummy...
  • Page 35 Z790 PG-ITX/TB4 Front Panel Audio Header (9-pin HD_AUDIO1) (see p.6, No. 19) This header is for connecting audio devices to the front audio panel. HD_AUDIO1 PRESENCE# MIC_RET OUT_RET OUT2_L J_SENSE OUT2_R MIC2_R MIC2_L High Definition Audio supports Jack Sensing, but the panel wire on the chassis must support HDA to function correctly.
  • Page 36 Chassis Fan Connector (4-pin CHA_FAN1) (see p.6, No. 5) Please connect fan cables to the fan connector and match the black wire to the ground pin. CHA_FAN1 4 3 2 1 FAN_SPEED_CONTROL CHA_FAN_SPEED +12V CPU Fan Connector (4-pin CPU_FAN1) (see p.6, No. 3) This motherboard provides a 4-Pin CPU fan (Quiet Fan) connector.
  • Page 37 Z790 PG-ITX/TB4 CPU/Water Pump Fan Connector (4-pin CPU_FAN2/WP) (see p.6, No. 4) This motherboard provides a 4-Pin water cooling CPU fan connector. If you plan to connect a 3-Pin CPU water cooler fan, please connect it to Pin 1-3. CPU_FAN2/WP...
  • Page 38 ATX 12V Power Connector (8-pin ATX12V1) (see p.6, No. 1) This motherboard provides a 8-pin ATX 12V power connector. To use a 4-pin ATX power supply, please plug it along Pin 1 and Pin 5. *Warning: Please make sure that the power cable connected is for the CPU and not the graphics card.
  • Page 39 Z790 PG-ITX/TB4 RGB LED Header (4-pin RGB_LED1) (see p.6, No. 10) This RGB header is used to connect RGB LED extension cable which allows users to choose from various LED lighting effects. Caution: Never install the RGB LED cable in the wrong orientation; otherwise, the cable may be damaged.
  • Page 40 Addressable LED Header (3-pin ADDR_LED1) (see p.6, No. 2) This Addressable LED header is used to connect Addressable LED extension cable which allows users to choose from various LED lighting effects. Caution: Never install the Addressable LED cable in the wrong orientation; otherwise, the cable may be damaged.

  • Page 41: Smart Switches

    Z790 PG-ITX/TB4 2.12 Smart Switches The motherboard has one smart switch: Clear CMOS Button, allowing users to quickly clear the CMOS values. Clear CMOS Button (CLRCBTN1) (see p.6, No. 8) Clear CMOS Button allows users to quickly clear the CMOS values.

  • Page 42: Post Status Checker

    2.13 Post Status Checker Post Status Checker (PSC) diagnoses the computer when users power on the machine. It emits a red light to indicate whether the CPU, memory, VGA or storage is dysfunctional. The lights go off if the four mentioned above are functioning normally.
  • Page 43 Z790 PG-ITX/TB4 2.14 M.2 SSD Module Installation Guide (M2_1) The M.2 is a small size and versatile card edge connector that aims to replace mPCIe and mSATA. The Hyper M.2 Socket (M2_1, Key M) supports type 2280 PCIe Gen4x4 (64 Gb/s) mode.
  • Page 44 Step 3 Before installing a M.2 SSD module, please loosen the screws to remove the M.2 heatsink. *Please remove the protective films on the bottom side of the M.2 heatsink before you install a M.2 SSD module. Step 4 Align and gently insert the M.2 SSD module into the M.2 slot.
  • Page 45 Z790 PG-ITX/TB4 Step 6 Tighten the screws with a screwdriver to secure the M.2 heatsink into place. Please do not overtighten the screw as this might damage the module and M.2 heatsink. For the latest updates of M.2 SSD module support list, please visit our website for details:...
  • Page 46 2.15 M.2 SSD Module Installation Guide (M2_2 and M2_3) The M.2 is a small size and versatile card edge connector that aims to replace mPCIe and mSATA. The Hyper M.2 Socket (M2_2, Key M) supports type 2280 SATA3 6.0 Gb/s & PCIe Gen4x4 (64 Gb/s) modes.
  • Page 47 Z790 PG-ITX/TB4 Step 3 Align and gently insert the M.2 SSD module into the M.2 slot. Please be aware that the M.2 SSD module only fits in one orientation. Step 4 Tighten the screw with a screwdriver to secure the module into place.
  • Page 48 Note: The pad making full contact with the metal plate achieves a better cooling effect. Do not use a hollow-out chassis since it cannot dissipate heat effectively. For the latest updates of M.2 SSD module support list, please visit our website for details: http://www.asrock.com...
  • Page 49 In no event shall ASRock, its directors, officers, employees, or agents be liable for any indirect, special, incidental, or consequential damages (including damages for loss of profits, loss of business, loss of data, interruption of business and the like), even if ASRock has been advised of the possibility of such damages arising from any defect or error in the documentation or product.
  • Page 50 INTEL END USER SOFTWARE LICENSE AGREEMENT IMPORTANT - READ BEFORE COPYING, INSTALLING OR USING. LICENSE. Licensee has a license under Intel’s copyrights to reproduce Intel’s Software only in its unmodified and binary form, (with the accompanying documentation, the “Software”) for Licensee’s personal use only, and not commercial use, in connection with Intel-based products for which the Software has been provided, subject to the following conditions: (a) Licensee may not disclose, distribute or transfer any part of the Software, and You...
  • Page 51 U.S. GOVERNMENT RESTRICTED RIGHTS. The Software is a commercial item (as defined in 48 C.F.R. 2.101) consisting of commercial computer software and commercial computer software documentation (as those terms are used in 48 C.F.R. 12.212), consistent with 48 C.F.R. 12.212 and 48 C.F.R 227.7202-1 through 227.7202-4. You will not provide the Software to the U.S.
  • Page 52 If you require assistance please call ASRock Tel : +886-2-28965588 ext.123 (Standard International call charges apply)
  • Page 53 ASRock follows the green design concept to design and manufacture our products, and makes sure that each stage of the product life cycle of ASRock product is in line with global environmental regulations. In addition, ASRock disclose the relevant information based on regulation requirements.
  • Page 54 Operations in the 5.15-5.35GHz band are restricted to indoor usage only. Radio transmit power per transceiver type Function Frequency Maximum Output Power (EIRP) 2400-2483.5 MHz 18.5 + / -1.5 dbm 5150-5250 MHz 21.5 + / -1.5 dbm 18.5 + / -1.5 dbm (no TPC) 5250-5350 MHz WiFi 21.5 + / -1.5 dbm (TPC)

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