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USER MANUAL Z270 Pro4 ASROCK
Published November 2017
Copyright©2017 ASRock INC. All rights reserved.
Copyright Notice:
No part of this documentation may be reproduced, transcribed, transmitted, or translated in any language, in any form or by any means, except duplication of documentation by the purchaser for backup purpose, without written consent of ASRock Inc.
Products and corporate names appearing in this documentation may or may not be registered trademarks or copyrights of their respective companies, and are used only for identification or explanation and to the owners' benefit, without intent to infringe.
Disclaimer:
Specifications and information contained in this documentation are furnished for informational use only and subject to change without notice, and should not be constructed as a commitment by ASRock. ASRock assumes no responsibility for any errors or omissions that may appear in this documentation.
With respect to the contents of this documentation, ASRock does not provide warranty of any kind, either expressed or implied, including but not limited to the implied warranties or conditions of merchantability or fitness for a particular purpose.
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.

This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions:
(1) this device may not cause harmful interference, and
(2) this device must accept any interference received, including interference that may cause undesired operation.
CALIFORNIA, USA ONLY
The Lithium battery adopted on this motherboard contains Perchlorate, a toxic substance controlled in Perchlorate Best Management Practices (BMP) regulations passed by the California Legislature. When you discard the Lithium battery in California, USA, please follow the related regulations in advance.
"Perchlorate Material-special handling may apply, see www.dtsc.ca.gov/hazardouswaste/perchlorate"
ASRock Website: http://www.asrock.com

AUSTRALIA ONLY
Our goods come with guarantees that cannot be excluded under the Australian Consumer Law. You are entitled to a replacement or refund for a major failure and compensation for any other reasonably foreseeable loss or damage caused by our goods. You are also entitled to have the goods repaired or replaced if the goods fail to be of acceptable quality and the failure does not amount to a major failure. If you require assistance please call ASRock Tel: +886-2-28965588 ext.123 (Standard International call charges apply)
The terms HDMI ^™ and HDMI High-Definition Multimedia Interface, and the HDMI logo are trademarks or registered trademarks of HDMI Licensing LLC in the United States and other countries.

HIGH-DEFINITION MULTIMEDIA INTERFACE
Motherboard Layout

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PS2 USB 3.0 T:USB3_1 B:USB3_2 KeyD_oaird Mio1-sea VGA1 DV11 HDMI1 USB 3.0 T:USB3_TA_1 B:USB3_TC_1 USB 3.0 T:USB_1 B:USB_2 Top: RJ-45 N/A_DIM PREF LTRIN WIT1 ATX 12V1 ASRock Z270 Pro4 PCIE1 Ultra M.2 PCIe Gen3 x4 CDPU PAN1 DDR4_A1 (64 bit, 288-pin module) DDR4_A2 (64 bit, 288-pin module) DDR4_B1 (64 bit, 288-pin module) DDR4_B2 (64 bit, 288-pin module) ATXPWR1 Ultr A_1 M2_3 CDRA_FAN2 PCIE2 Front USB 3.0 PCI Express 3.0 CMOS Battery Intel Z270 PCIE3 RoHS PCIE4 PCIE5 PCI1 BIOS ROM HD AUDG1 COM1 TMSS1 USB E_6 USB T_2 CHN_PANT CHN_PANT_PUMP CPU PAN1 USB3_3_4 INTL 27 26 25 24 23 22 21 20 19 18 17 16 15 14No. Description
1 ATX 12V Power Connector (ATX12V1)
2 Chassis Fan Connector (CHA_FAN2)
3 2 x 288-pin DDR4 DIMM Slots (DDR4_A1, DDR4_B1)
4 2 x 288-pin DDR4 DIMM Slots (DDR4_A2, DDR4_B2)
5 CPU Fan Connector (CPU_FAN1)
6 ATX Power Connector (ATXPWR1)
7 USB 3.0 Header (USB3_3_4)
8 SATA3 Connector (SATA3_5)
9 SATA3 Connector (SATA3_4)
10 SATA3 Connector (SATA3_3)
11 SATA3 Connector (SATA3_2)
12 SATA3 Connector (SATA3_1)
13 SATA3 Connector (SATA3_0)
14 System Panel Header (PANEL1)
15 Power LED and Speaker Header (SPK_PLED1)
16 Chassis Fan / Waterpump Fan Connector (CHA_FAN3/W_PUMP)
17 Chassis Fan Connector (CHA_FAN1)
18 USB 2.0 Header (USB_3_4)
19 USB 2.0 Header (USB_5_6)
20 USB 2.0 Header (USB_7)
21 Clear CMOS Jumper (CLRMOS1)
22 Chassis Intrusion Header (CI1)
23 TPM Header (TPMS1)
24 COM Port Header (COM1)
25 Front Panel Audio Header (HD_AUDIO1)
26 Thunderbolt AIC Connector (TB2)
27 Thunderbolt AIC Header (TB1)
I/O Panel

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Diagram showing labeled electronic device ports and connectors, including server, VGA, audio, and display components.No. Description No. Description
1 PS/2 Mouse/Keyboard Port 8 USB 3.0 Ports (USB_1_2)
2 D-Sub Port 9 USB 3.0 Type-C Port (USB3_TC_1)
3 USB 3.0 Port (USB3_TA_1) 10 HDMI Port
4 LAN RJ-45 Port* 11 DVI-D Port
5 Line In (Light Blue)** 12 USB 3.0 Ports (USB3_1_2)
6 Front Speaker (Lime)** 13 Antenna Ports
7 Microphone (Pink)**
* There are two LEDs on each LAN port. Please refer to the table below for the LAN port LED indications.
ACT/LINK LED

LAN Port
| Activity / Link LED | Speed LED | ||
| Status | Description | Status | Description |
| Off | No Link | Off | 10Mbps connection |
| Blinking | Data Activity | Orange | 100Mbps connection |
| On | Link | Green | 1Gbps connection |
** To configure 7.1 CH HD Audio, it is required to use an HD front panel audio module and enable the multi-channel audio feature through the audio driver.
Please set Speaker Configuration to "7.1 Speaker" in the Realtek HD Audio Manager.

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Realtek HD Audio Manager Speakers Main Volume L R Set Default Device Speaker Configuration Sound Effects Room Correction Default Format Speaker Configuration 7.1 Speaker Stereo Quadraphonic 5.1 Speaker 7.1 Speaker Subwoofer Side pair Rear pair Full-range Speakers Front left and right Surround speakers ANALOG Back Panel Front Panel Speaker Fill Swap Center / Subwoofer Output Enable Bass Management REALTEK OKFunction of the Audio Ports in 7.1-channel Configuration:
| Port Function | |
| Light Blue (Rear panel) Rear Speaker Out | |
| Lime (Rear panel) Front Speaker Out | |
| Pink (Rear panel) Central /Subwoofer Speaker Out | |
| Lime (Front panel) Side Speaker Out | |
Chapter 1 Introduction
Thank you for purchasing ASRock Z270 Pro4 motherboard, a reliable motherboard produced under ASRock's consistently stringent quality control. It delivers excellent performance with robust design conforming to ASRock's commitment to quality and endurance.

Because the motherboard specifications and the BIOS software might be updated, the content of this documentation will be subject to change without notice. In case any modifications of this documentation occur, the updated version will be available on 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.
1.1 Package Contents
ASRock Z270 Pro4 Motherboard (ATX Form Factor)
ASRock Z270 Pro4 Quick Installation Guide
ASRock Z270 Pro4 Support CD
2 x Serial ATA (SATA) Data Cables (Optional)
1 x I/O Panel Shield
3 x Screws for M.2 Socket (Optional)
1.2 Specifications
| Platform | ATX Form Factor |
| CPU | Supports 7thand 6thGeneration Intel® CoreTMi7/i5/i3/Pentium*/Celeron® Processors (Socket 1151)Digi Power design8 Power Phase designSupports Intel® Turbo Boost 2.0 TechnologySupports Intel® K-Series unlocked CPUsSupports ASRock BCLK Full-range Overclocking |
| Chipset | Intel' Z270 |
| Memory | Dual Channel DDR4 Memory Technology4 x DDR4 DIMM SlotsSupports DDR4 3733+(OC)*/3600(OC)/3200(OC)/2933(OC)/2800(OC)/2400**/2133 non-ECC, un-buffered memory* 3733+(OC) memory frequency can only be achieved when a single memory module is installed (Single channel memory).* Please refer to Memory Support List on ASRock's website for more information. (http://www.asrock.com/)** 7thGen Intel® CPU supports DDR4 up to 2400; 6thGen Intel® CPU supports DDR4 up to 2133.Supports ECC UDIMM memory modules (operate in non-ECC mode)Max. capacity of system memory: 64GBSupports Intel® Extreme Memory Profile (XMP) 2.015μ Gold Contact in DIMM Slots |
| Expansion Slot | 2 x PCI Express 3.0 x16 Slots (PCIE2: x16 mode; PCIE4: x4 mode)*Supports NVMe SSD as boot disks* If PCIE5 slot or PCI slot is occupied, PCIE4 slot will run at x2 mode.3 x PCI Express 3.0 x1 Slots (Flexible PCIe)1 x PCI SlotSupports AMD Quad CrossFireXTM and CrossFireXTM1 x M.2 Socket (Key E), supports type 2230 WiFi/BT module |
Graphics
Intel ^® HD Graphics Built-in Visuals and the VGA outputs can be supported only with processors which are GPU integrated.
Supports Intel ^® HD Graphics Built-in Visuals : Intel ^® Quick Sync Video with AVC, MVC (S3D) and MPEG-2 Full HW Encode1, Intel ^® InTru ^TM 3D, Intel ^® Clear Video HD Technology, Intel ^® Insider ^TM , Intel ^® HD Graphics Gen9 LP, DX11.3, DX12
HWAEncode/Decode: VP8, HEVC 8b, VP9, HEVC 10b (For 7^th Gen Intel® CPU)
HWA Encode/Decode: VP8, HEVC 8b; GPU/SWEncode/ Decode: VP9, HEVC 10b (For 6 ^th Gen Intel ^® CPU) Max. shared memory 1024MB
* The size of maximum shared memory may vary from different operating systems.
Three graphics output options: D-Sub, DVI-D and HDMI Supports Triple Monitor
Supports HDMI with max. resolution up to 4K x 2K (4096x2160) @ 24Hz / (3840x2160) @ 30Hz
Supports DVI-D with max. resolution up to 1920x1200 @ 60Hz
Supports D-Sub with max. resolution up to 1920x1200 @ 60Hz
Supports Auto Lip Sync, Deep Color (12bpc), xvYCC and HBR (High Bit Rate Audio) with HDMI Port
(Compliant HDMI monitor is required)
Supports HDCP with DVI-D and HDMI Ports
Supports Full HD 1080p Blu-ray (BD) playback with DVI-D and HDMI Ports
Audio
7.1 CH HD Audio with Content Protection (Realtek ALC892 Audio Codec)
* To configure 7.1 CH HD Audio, it is required to use an HD front panel audio module and enable the multi-channel audio feature through the audio driver.
Premium Blu-ray Audio support
Supports Surge Protection (ASRock Full Spike Protection) ELNA Audio Caps
| LAN | Gigabit LAN 10/100/1000 Mb/sGiga PHY Intel® I219VSupports Wake-On-LANSupports Lightning/ESD Protection (ASRock Full Spike Protection)Supports Energy Efficient Ethernet 802.3azSupports PXE |
| Rear PanelI/O | 2 x Antenna Ports1 x PS/2 Mouse/Keyboard Port1 x D-Sub Port1 x DVI-D Port1 x HDMI Port5 x USB 3.0 Type-A Ports (Supports ESD Protection (ASRock Full Spike Protection))1 x USB 3.0 Type-C Port (Supports ESD Protection (ASRock Full Spike Protection))1 x RJ-45 LAN Port with LED (ACT/LINK LED and SPEED LED)HD Audio Jacks: Line in / Front Speaker / Microphone |
| Storage | 6 x SATA3 6.0 Gb/s Connectors, support RAID (RAID 0, RAID 1, RAID 5, RAID 10, Intel Rapid Storage Technology 15 and Intel Smart Response Technology), NCQ, AHCI and Hot Plug** If M2_1 is occupied by a SATA-type M.2 device, SATA3_5 will be disabled.* If M2_2 is occupied by a SATA-type M.2 device, SATA3_0 will be disabled.1 x Ultra M.2 Socket (M2_1), supports type2230/2242/2260/2280 M.2 SATA3 6.0 Gb/s module and M.2 PCI Express module up to Gen3 x4 (32 Gb/s)**1 x Ultra M.2 Socket (M2_2), supports type2230/2242/2260/2280 M.2 SATA3 6.0 Gb/s module and M.2 PCI Express module up to Gen3 x4 (32 Gb/s)**** Supports Intel® OptaneTM Technology** Supports NVMe SSD as boot disks** Supports ASRock U.2 Kit |
Connector
1 x COM Port Header
1 x TPM Header
1 x Chassis Intrusion Header
1 x Power LED and Speaker Header
1 x CPU Fan Connector (4-pin)
* The CPU Fan Connector supports the CPU fan of maximum 1A (12W) fan power.
2 x Chassis Fan Connectors (4-pin) (Smart Fan Speed Control)
1 x Chassis Optional/Water Pump Fan Connector (4-pin) (Smart Fan Speed Control)
* The Chassis Optional/Water Pump Fan supports the water cooler fan of maximum 1.5A (18W) fan power.
* CHA_FAN2 can auto detect if 3-pin or 4-pin fan is in use.
1 x 24 pin ATX Power Connector
1 x 8 pin 12V Power Connector
1 x Front Panel Audio Connector
1 x Thunderbolt AIC Connector (5-pin)
1 x Thunderbolt AIC Connector (10-pin)
* Only one Thunderbolt AIC Card is supported.
3 x USB 2.0 Headers (Support 5 USB 2.0 ports) (Supports ESD Protection (ASRock Full Spike Protection))
1 x USB 3.0 Header (Supports 2 USB 3.0 ports) (Supports ESD Protection (ASRock Full Spike Protection))
BIOS
Feature
AMI UEFI Legal BIOS with multilingual GUI support
ACPI 6.0 Compliant wake up events
SMBIOS 2.7 Support
CPU, GT_CPU, DRAM, VPP, PCH 1.0V, VCCIO, VCCST, VCCSA, VCCPLL Voltage Multi-adjustment
Hardware
Monitor
CPU / Chassis / Chassis Optional/Water Pump temperature sensing
CPU / Chassis / Chassis Optional/Water Pump Fan Tachometer
CPU / Chassis / Chassis Optional/Water Pump Quiet Fan (Auto adjust chassis fan speed by CPU temperature)
CPU / Chassis / Chassis Optional/Water Pump Fan multi-speed control
CASE OPEN detection
Voltage monitoring: +12V, +5V, +3.3V, CPU Vcore, DRAM, VPP, PCH 1.0V, VCCIO, VCCSA, VCCST
os
Microsoft ^® Windows ^® 10 64-bit (For 7 ^th Gen Intel ^® CPU)
Microsoft® Windows® 10 64-bit / 8.1 64-bit / 7 32-bit / 7 64-bit (For 6^th Gen Intel® CPU)
* To install Windows® 7 OS, a modified installation disk with xHCI drivers packed into the ISO file is required. Please refer to page 166 for more detailed instructions.
* For the updated Windows® 10 driver, please visit ASRock's website for details: http://www.asrock.com
Certifications
FCC, CE, WHQL, RCM, BSMI
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. Overclocking may affect your system's stability, or even cause damage to the components and devices of your system. It should be done at your own risk and expense. We are not responsible for possible damage caused by overclocking.
Chapter 2 Installation
This is an ATX 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.
Make sure to unplug the power cord before installing or removing the motherboard components. Failure to do so may cause physical injuries and damages to motherboard components.
In order to avoid damage from static electricity to the motherboard's components, NEVER place your motherboard directly on a carpet. Also remember to use a grounded wrist strap or touch a safety grounded object before you handle the components.
Hold components by the edges and do not touch the ICs.
Whenever you uninstall any components, place them on a grounded anti-static pad or in the bag that comes with the components.
When placing screws to secure the motherboard to the chassis, please do not over-tighten the screws! Doing so may damage the motherboard.
2.1 Installing the CPU

- Before you insert the 1151-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.
- Unplug all power cables before installing the CPU.

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1 A B
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Technical line drawing of a mechanical device with an arrow indicating rotation or movement (no text or symbols present)3

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Technical diagram of a computer processor internal structure showing mounting holes and a highlighted section (no text or symbols)
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Diagram of a computer monitor with an orange curved arrow indicating motion or rotation (no text or symbols present)5

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Diagram showing a computer processor casing with an open lid and a highlighted internal component, no text or symbols present.
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.
2.2 Installing the CPU Fan and Heatsink

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Line drawing of a pipette dispensing liquid into a container with a droplet inside (no text or symbols)
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Diagram illustrating the cooling mechanism of a CPU, showing fan cooling and heatsink cooling process with red arrows indicating rotation.
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2 C60 LPS
2.3 Installing Memory Modules (DIMM)
This motherboard provides four 288-pin DDR4 (Double Data Rate 4) DIMM slots, and supports Dual Channel Memory Technology.

- For dual channel configuration, you always need to install identical (the same brand, speed, size and chip-type) DDR4 DIMM pairs.
- It is unable to activate Dual Channel Memory Technology with only one or three memory module installed.
- It is not allowed to install a DDR, DDR2 or DDR3 memory module into a DDR4 slot; otherwise, this motherboard and DIMM may be damaged.
Dual Channel Memory Configuration
Priority DDR4_A1 DDR4_A2 DDR4_B1 DDR4_B2
| 1 Populated Populated | |||
| 2 Populated Populated | |||
| 3 Populated Populated Populated Populated |

The DIMM only fits in one correct orientation. It will cause permanent damage to the motherboard and the DIMM if you force the DIMM into the slot at incorrect orientation.
1

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Technical line drawing of a mechanical support structure with an orange arrow indicating rotation (no text or symbols)2

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Illustration of hands installing a component into a mechanical bracket with a highlighted circular detail (no text or symbols)3

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Isometric line drawing of a rectangular device with multiple square panels and a handle, showing an orange arrow indicating rotation (no text or symbols)2.4 Expansion Slots (PCI and PCI Express Slots)
There is I PCI slot and 5 PCI Express slots 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.
PCI slot:
The PCI1 is used to install expansion cards that have 32-bit PCI interface.
PCIe slots:
PCIE1 (PCIe 3.0 x1 slot) is used for PCI Express x1 lane width cards.
PCIE2 (PCIe 3.0 x16 slot) is used for PCI Express x16 lane width graphics cards.
PCIE3 (PCIe 3.0 x1 slot) is used for PCI Express x1 lane width cards.
PCIE4 (PCIe 3.0 x16 slot) is used for PCI Express x4 lane width graphics cards.
PCIE5 (PCIe 3.0 x1 slot) is used for PCI Express x1 lane width cards.
PCIE2 PCIE4
Single Graphics Card x16 N/A
Two Graphics Cards in
CrossFireX™ Mode
x16 x4

For a better thermal environment, please connect a chassis fan to the motherboard's chassis fan connector (CHA_FAN1, CHA_FAN2 or CHA_FAN3) when using multiple graphics cards.
2.5 Jumpers Setup
The illustration shows how jumpers are setup. When the jumper cap is placed on the pins, the jumper is "Short". If no jumper cap is placed on the pins, the jumper is "Open". The illustration shows a 3-pin jumper whose pin1 and pin2 are "Short" when a jumper cap is placed on these 2 pins.

Short

Open

Clear CMOS Jumper (CLRMOS1)
(see p.1, No. 21)


Clear CMOSDefault
CLRMOS1 allows you to clear the data in CMOS. To clear and reset the system parameters to default setup, please turn off the computer and unplug the power cord from the power supply. After waiting for 15 seconds, use a jumper cap to short pin2 and pin3 on CLRMOS1 for 5 seconds. However, please do not clear the CMOS right after you update the BIOS. If you need to clear the CMOS when you just finish updating the BIOS, you must boot up the system first, and then shut it down before you do the clear-CMOS action. Please be noted that the password, date, time, and user default profile will be cleared only if the CMOS battery is removed.

If you clear the CMOS, the case open may be detected. Please adjust the BIOS option "Clear Status" to clear the record of previous chassis intrusion status.
2.6 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.1, No. 14)

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PLED+ PI.ED- PWRBTN# GND 1 GND RESET# GND HDLED- HDLED+Connect the power switch, reset switch and system status indicator on the chassis to this header according to the pin assignments below. Note the positive and negative pins before connecting the cables.

PWRBTN (Power Switch):
Connect to the power switch on the chassis front panel. You may configure the way to turn off your system using the power switch.
RESET (Reset Switch):
Connect to the reset switch on the chassis front panel. Press the reset switch to restart the computer if the computer freezes and fails to perform a normal restart.
PLED (System Power LED):
Connect to the power status indicator on the chassis front panel. The LED is on when the system is operating. The LED keeps blinking when the system is in S1/S3 sleep state. The LED is off when the system is in S4 sleep state or powered off (S5).
HDLED (Hard Drive Activity LED):
Connect to the hard drive activity LED on the chassis front panel. The LED is on when the hard drive is reading or writing data.
The front panel design may differ by chassis. A front panel module mainly consists of power switch, reset switch, power LED, hard drive activity LED, speaker and etc. When connecting your chassis front panel module to this header, make sure the wire assignments and the pin assignments are matched correctly.
Power LED and Speaker Header
(7-pin SPK_PLED1)
(see p.1, No. 15)

Please connect the chassis power LED and the chassis speaker to this header.
Serial ATA3 Connectors
(SATA3_0:
see p.1, No. 13)
(SATA3_1:
see p.1, No. 12)
(SATA3_2:
see p.1, No. 11)
(SATA3_3:
see p.1, No. 10)
(SATA3_4:
see p.1, No. 9)
(SATA3_5:
see p.1, No. 8)

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SATA_0 SATA_2 SATA_4 SATA_5 SATA_1These six SATA3 connectors support SATA data cables for internal storage devices with up to 6.0 Gb/s data transfer rate.
* If M2_1 is occupied by a SATA-type M.2 device, SATA3_5 will be disabled.
* If M2_2 is occupied by a SATA-type M.2 device, SATA3_0 will be disabled.
USB 2.0 Headers
(9-pin USB_3_4)
(see p.1, No. 18)
(9-pin USB_5_6)
(see p.1, No. 19)

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USB_PWR P- P+ GND DUMMY 1 P- P+ GND USB_PWRThere are two USB
2.0 headers on this
motherboard. Each USB
2.0 header can support
two ports.
USB 2.0 Header
(4-pin USB_7)
(see p.1, No. 20)

There is one USB
2.0 header on this
motherboard. Each header can support one port.
USB 3.0 Header (19-pin USB3_3_4) (see p.1, No. 7)

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Vbus/Vbus Vbus IntA_PB_SSRX- IntA_PA_SSRX+ GND GND IntA_PB_SSTX- IntA_PA_SSTX+ GND GND IntA_PB_D- IntA_PA_D- IntA_PB_D+ IntA_PA_D+ DummyBesides six USB 3.0 ports on the I/O panel, there is one header on this motherboard. Each USB 3.0 header can support two ports.
Front Panel Audio Header (9-pin HD_AUDIO1) (see p.1, No. 25)

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GND PRESENCE# MIC_RET OUT_RET 1 J_SENSE OUT2_L J_SENSE MIC2_R MIC2_LThis header is for connecting audio devices to the front audio panel.

- High Definition Audio supports Jack Sensing, but the panel wire on the chassis must support HDA to function correctly. Please follow the instructions in our manual and chassis manual to install your system.
- If you use an AC'97 audio panel, please install it to the front panel audio header by the steps below:
A. Connect Mic_IN (MIC) to MIC2_L.
B. Connect Audio_R (RIN) to OUT2_R and Audio_L (LIN) to OUT2_L.
C. Connect Ground (GND) to Ground (GND).
D. MIC_RET and OUT_RET are for the HD audio panel only. You don't need to connect them for the AC'97 audio panel.
E. To activate the front mic, go to the "FrontMic" Tab in the Realtek Control panel and adjust "Recording Volume".
Chassis Fan Connectors
(4-pin CHA_FAN1)
(see p.1, No. 17)
(4-pin CHA_FAN2)
(see p.1, No. 2)

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4 3 2 1 FAN_SPEED_CONTROL CHA_FAN_SPEED FAN_VOLTAGE GNDPlease connect fan cables to the fan connectors and match the black wire to the ground pin.
Chassis Fan / Waterpump Fan Connector (4-pin CHA_FAN3/W_ PUMP) (see p.1, No. 16)

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4 3 2 1 FAN_SPEED_CONTROL CHA_FAN_SPEED FAN_VOLTAGE GNDPlease connect fan cables to the fan connectors and match the black wire to the ground pin.
CPU Fan Connector (4-pin CPU_FAN1) (see p.1, No. 5)

This motherboard provides a 4-Pin CPU fan (Quiet Fan) connector. If you plan to connect a 3-Pin CPU fan, please connect it to Pin 1-3.
ATX Power Connector (24-pin ATXPWR1) (see p.1, No. 6)

This motherboard provides a 24-pin ATX power connector. To use a 20-pin ATX power supply, please plug it along Pin 1 and Pin 13.
ATX 12V Power Connector (8-pin ATX12V1) (see p.1, No. 1)

This motherboard provides an 8-pin ATX 12V power connector. To use a 4-pin ATX power supply, please plug it along Pin 1 and Pin 5.
Serial Port Header (9-pin COM1) (see p.1, No. 24)

This COM1 header supports a serial port module.
Chassis Intrusion Header
(2-pin CI1)
(see p.1, No. 22)

This motherboard supports CASE OPEN detection feature that detects if the chassis cove has been removed. This feature requires a chassis with chassis intrusion detection design.
TPM Header
(17-pin TPMS1)
(see p.1, No. 23)

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GND SM_B_CLK_MAIN SM_B_DATA_MAIN GND LA D2 LA D1 GND S_PWRDWN# SE_RIRQ# GND PC ICLK FRAME PCIRST# LA D3 +3V LA D0 +3 VSB GNDThis connector supports Trusted Platform Module (TPM) system, which can securely store keys, digital certificates, passwords, and data. A TPM system also helps enhance network security, protects digital identities, and ensures platform integrity.
Thunderbolt AIC
Connector
(5-pin TB2)
(see p.1, No. 26)

Please connect a Thunderbolt™ add-in card (AIC) to this connector via the GPIO cable.
Thunderbolt AIC Header
(10-pin TB1)
(see p.1, No. 27)

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PA_DPSRC_HPD I2C_MASTER_DATA I2C_MASTER_CLK PA_PPS_INT# GND 1 GND SLP_S5# SLP_S3# CIO Plug Event Force PowerPlease connect a Thunderbolt™ add-in card (AIC) to this connector via the GPIO cable.
2.7 M.2\_SSD (NGFF) Module Installation Guide
The M.2, also known as the Next Generation Form Factor (NGFF), is a small size and versatile card edge connector that aims to replace mPCIe and mSATA. The Ultra M.2 Sockets (M2_1 and M2_2) support SATA3 6.0 Gb/s module and M.2 PCI Express module up to Gen3 x4 (32 Gb/s).
* If M2_1 is occupied by a SATA-type M.2 device, SATA3_5 will be disabled.
* If M2_2 is occupied by a SATA-type M.2 device, SATA3_0 will be disabled.
Installing the M.2\_SSD (NGFF) Module

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Pure technical line drawing of a rectangular component with notches and cutouts (no text or symbols)Step 1
Prepare a M.2_SSD (NGFF) module and the screw.

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5 4 3 2 1 E D C B AStep 2
Depending on the PCB type and length of your M.2_SSD (NGFF) module, find the corresponding nut location to be used.
No.1234
Nut Location A B C D
Move the standoff based on the module type and length. The standoff is placed at the nut location D by default. Skip Step 3 and 4 and go straight to Step 5 if you are going to use the default nut. Otherwise, release the standoff by hand.


Step 4
Peel off the yellow protective film on the nut to be used. Hand tighten the standoff into the desired nut location on the motherboard.

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Diagram of a device with labeled components A, B, and C, showing a mechanical assembly with a cross mark indicating a specific part.Step 5
Align and gently insert the M.2 (NGFF) SSD module into the M.2 slot. Please be aware that the M.2 (NGFF) SSD module only fits in one orientation.

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Technical diagram of a mechanical component with labeled parts and an arrow indicating direction (no readable text or symbols)
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Pure technical diagram showing a mechanical assembly with no text, numbers, or symbolsStep 6
Tighten the screw with a screwdriver to secure the module into place. Please do not overtighten the screw as this might damage the module.
M.2\_SSD (NGFF) Module Support List
| Vendor Size Interface Length P/N | ||||
| ADATA 128GB SATA3 2280 AXNS381E-128GM-B | ||||
| ADATA | 256GB | SATA3 | 2280 | AXNS381E-256GM-B |
| ADATA | 32GB | SATA3 | 2230 | AXNS330E-32GM-B |
| Crucial 120GB SATA3 2280 CT120M500SSD4 | ||||
| Crucial 240GB SATA3 2280 CT240M500SSD4 | ||||
| Intel | 80GB | SATA3 | 2280 | Intel SSDSCKGW080A401/80G |
| Intel | 256GB | PCIe3 x4 | 2280 | SSDPEKKF256G7 |
| Intel | 512GB | PCIe3 x4 | 2280 | SSDPEKKF512G7 |
| Kingston | 120GB | SATA3 | 2280 | SM2280S3 |
| Kingston | 480GB | PCIe2 x4 | 2280 | SH2280S3/480G |
| OCZ | 512GB | PCIe3 x4 | 2280 | RVD400 -M2280-512G (NVME) |
| Plextor | 128GB | PCIe3 x4 | 2280 | PX-128M8PeG |
| Plextor | 1TB | PCIe3 x4 | 2280 | PX-1TM8PeG |
| Plextor | 256GB | PCIe3 x4 | 2280 | PX-256M8PeG |
| Plextor | 256GB | PCIe | 2280 | PX-G256M6e |
| Plextor | 512GB | PCIe3 x4 | 2280 | PX-512M8PeG |
| Plextor | 512GB | PCIe | 2280 | PX-G512M6e |
| Samsung | 256GB | PCIe3 x4 | 2280 | SM951 (MZHPV256HDGL) |
| Samsung | 256GB | PCIe3 x4 | 2280 | SM951 (NVME) |
| Samsung | 512GB | PCIe3 x4 | 2280 | SM951 (MZHPV512HDGL) |
| Samsung | 512GB | PCIe3 x4 | 2280 | SM951 (NVME) |
| Samsung | 512GB | PCIe x4 | 2280 | XP941-512G (MZHPU512HCGL) |
| SanDisk | 128GB | PCIe | 2260 | SD6PP4M-128G |
| SanDisk | 256GB | PCIe | 2260 | SD6PP4M-256G |
| Team | 128GB | SATA3 | 2242 | TM4PS4128GMC105 |
| Team | 128GB | SATA3 | 2280 | TM8PS4128GMC105 |
| Team | 256GB | SATA3 | 2280 | TM8PS4256GMC105 |
| Team | 256GB | SATA3 | 2242 | TM4PS4256GMC105 |
| Transcend | 256GB | SATA3 | 2242 | TS256GMTS400 |
| Transcend | 512GB | SATA3 | 2260 | TS512GMTS600 |
| Transcend | 512GB | SATA3 | 2280 | TS512GMTS800 |
| V-Color | 120GB | SATA3 | 2280 | VLM100-120G-2280B-RD |
| V-Color | 240GB | SATA3 | 2280 | VLM100-240G-2280B-RD |
| V-Color | 240GB | SATA3 | 2280 | VSM100-240G-2280 |
For the latest updates of M.2_SSD (NFGG) module support list, please visit our website for details: http://www.asrock.com
ASRock Z270 Pro4-Support-CD
2 x Serial-ATA- (SATA) Datenkabel (optional)
FCC, CE, WHQL, RCM, BSMI
Video com AVC, MVC (S3D) e MPEG-2 Full HW Encode1,
Intel® InTru™ 3D, Tecnologia Intel® Clear Video HD, Intel®
HBR (High Bit Rate Audio) com porta HDMI
FCC, CE, WHQL, RCM, BSMI
Apagar o Jumper CMOS (CLRMOS1)
(ver p.1, N.° 21)


HWA Kodlama/Kod Çözme: VP8, HEVC 8b; GPU/SW
6 tane SATA3 6,0 Gb/sn. Bağlayıcı, RAID (RAID 0, RAID 1, RAID 5, RAID 10, Intel Rapid Storage Technology 15 ve Intel Smart Response Technology), NCQ, AHCI ve Tak Çıkar* destekler
Clear CMOS 점퍼 (CLRMOS1)
(1페이지,21번항목참조)


(4 편 CHA_FAN3/W_PUMP)
(1페이지,16번항목참조)

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4 3 2 1 FAN_SPEED_CONTROL CHA_FAN_SPEED FAN_VOLTAGE GND(4-pin CHA_FAN3/W_PUMP)
(請參閱第1頁,編號16)

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FAN_SPEED_CONTROL CHA_FAN_SPEED FAN_VOLTAGE GNDEnabling USB Ports for Windows® 7 Installation
Intel® new processors have removed removed their support for the Enhanced Host Controller Interface (EHCI – USB2.0) and only kept the eXtensible Host Controller Interface (XHCI – USB3.0). Due to that fact that XHCI is not included in the Windows 7 inbox drivers, users may find it difficult to install Windows 7 operating system because the USB ports on their motherboard won’t work. In order for the USB ports to function properly, please create a Windows® 7 installation disk with the Intel® USB 3.0 eXtensible Host Controller (xHCI) drivers packed into the ISO file.
Requirements
website)
Scenarios
You have an ODD and PS/2 ports:
If there is an optical disc drive, PS/2 ports and PS/2 Keyboard or mouse on your computer, you can skip the instructions below and go ahead to install Windows ^® 7 OS.
You've got nothing:
If you do not have an optical disc drive, please find another computer and follow the instructions below to create a new ISO file with the “Win7 USB Patcher”. Then use the new patched Windows ^® 7 installation USB drive to install Windows ^® 7 OS.
Instructions
Step 1
Insert the Windows ^® 7 installation disk or USB drive to your system.
Step 2
Extract the tool (Win7 USB Patcher) and launch it.
Step 3
Select the "Win7 Folder" from Step1 by clicking the red circle as shown as the picture below.

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ASRock WIN 7 USB PATCHER Win7 Folder: D:\... USB Driver Folder: D:\... ISO Image Destination: C:\Users\YuJu\Desktop\win7_patched.iso Target Device to Burn: D:\ Burn Image? Please complete the basic settings. Start >Step 4
Select the "USB Driver Folder" by clicking the red circle as shown as the picture below.

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ASRock WIN 7 USB PATCHER Win7 Folder: D:\ ... USB Driver Folder: D:\ ... ISO Image Destination: C:\Users\YuJu\Desktop\win7_patched.iso ... Target Device to Burn: D:\ Burn Image? Please complete the basic settings. Start >If you are using ASRock's Support CD for the USB 3.0 driver, please select your CD-ROM.
Step 5
Select where to save the ISO file by pressing the red circle as shown as the picture below.

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ASRock WIN 7 USB PATCHER Win7 Folder: D:1 ... USB Driver Folder: D:1 ... ISO Image Destination: C:\Users\YuJu\Desktop\win7_patched.iso ... Target Device to Burn: D:1 Burn Image? Please complete the basic settings. Start >Step 6
If you want to burn the patched image to a CD, please check “Burn Image” and select “Target Device to Burn”. If not, the patched ISO image will be exported to the destination selected in Step5. Then Press “Start” to proceed.
Step 7
Now you are able to install Windows ^® 7 on processors with the new burned CD. Or please use the patched ISO image to make an OS USB drive to install the OS.
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 http://www.asrock.com/support/tsd.asp
ASRock Incorporation
2F., No.37, Sec. 2, Jhongyang S. Rd., Beitou District,
Taipei City 112, Taiwan (R.O.C.)
ASRock EUROPE B.V.
Bijsterhuizen 11-11
6546 AR Nijmegen
The Netherlands
Phone: +31-24-345-44-33
Fax: +31-24-345-44-38
ASRock America, Inc.
13848 Magnolia Ave, Chino, CA91710
U.S.A.
Phone: +1-909-590-8308
Fax: +1-909-590-1026
For the following equipment:
Motherboard
| (Product Name) |
| Z270 Pro4 / ASRock |
| (Model Designation / Trade Name) |
ASRock Incorporation
| (Manufacturer Name) |
| 2F., No.37, Sec. 2, Jhongyang S. Rd., Beitou District, Taipei City 112, Taiwan (R.O.C.) |
(Manufacturer Address)
is herewith confirmed to comply with the requirements set out in the Council Directive on the Approximation of the Laws of the Member States relating to Electromagnetic Compatibility Directive (2004/108/EC) and Safety Directive (2006/95/EC), the following standards are applied:
EN 55022: 2006+A1:2007
EN 61000-3-2: 2009
EN 61000-3-3:2008
EN 55024: 1998 + A1:2001 + A2:2003
IEC 61000-4-2: 2008;
IEC 61000-4-3: 2010; IEC 61000-4-4: 2010;
IEC 61000-4-5: 2005; IEC 61000-4-6: 2008;
IEC 61000-4-8: 2009; IEC 61000-4-11: 2004;
EN 60950-1:2005 + A1:2009
IEC 60950-1:2006 + A11:2009 + A1:2010 + A12:2011
The following manufacturer / importer or authorized representative established within the EUT is responsible for this declaration:
ASRock EUROPE B.V.
(Company Name)
Bijsterhuizen 11-11 6546 AR Nijmegen The Netherlands
(Company Address)
Person responsible for making this declaration:

(Name, Surname)
A.V.P
(Position / Title)
Nov. 11, 2017
(Date)