ASROCK Z490 AQUA User manual

Version 1.0
Published March 2020
Copyright©2020 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 identication or explanation and to the owners’ benet, without intent to
infringe.
Disclaimer:
Specications 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 tness for a particular
purpose.
In no event shall ASRock, its directors, ocers, employees, or agents be liable for
any indirect, special, incidental, or consequential damages (including damages for
loss of prots, 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.
is 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
e 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 : [phone] ext.123 (Standard
International call charges apply)
e terms HDMI® and HDMI High-Denition Multimedia Interface, and the
HDMI logo are trademarks or registered trademarks of HDMI Licensing LLC in the
United States and other countries.

CE Warning
is device complies with directive 2014/53/EU issued by the Commision of the European
Community.
is equipment complies with EU radiation exposure limits set forth for an uncontrolled
environment.
is equipment should be installed and operated with minimum distance 20cm between
the radiator & your body.
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)
WiFi
2400-2483.5 MHz 18.5 + / -1.5 dbm
5150-5250 MHz 21.5 + / -1.5 dbm
5250-5350 MHz 18.5 + / -1.5 dbm (no TPC)
21.5 + / -1.5 dbm (TPC)
5470-5725 MHz 25.5 + / -1.5 dbm (no TPC)
28.5 + / -1.5 dbm (TPC)
Bluetooth 2400-2483.5 MHz 8.5 + / -1.5 dbm

Contents
Chapter 1 Introduction 1
1.1 Package Contents 1
1.2 Specications 2
1.3 Motherboard Layout 9
1.4 I/O Panel 11
1.6 ASRock Thunderbolt™ 3 Module 15
Chapter 2 Installation 19
2.1 Removing the Water-cooling Module 20
2.2 Installing the CPU 27
2.3 Installing the Water-cooling Module 30
2.4 Installing Memory Modules (DIMM) 32
2.5 Installing the Motherboard 34
2.6 Expansion Slots (PCI Express Slots) 35
2.7 Onboard Headers and Connectors 36
2.8 Smart Switches 42
2.9 Status OLED (on I/O Armor) 44
2.10 Dr. Debug 45
2.11 SLITM Operation Guide 51
2.12 CrossFireXTM , 3-Way CrossFireXTM and Quad CrossFireXTM
Operation Guide 54
2.12.2 Installing Three CrossFireXTM-Ready Graphics Cards 56
2.13 M.2_SSD (NGFF) Module Installation Guide (M2_1, M2_2) 58

2.14 M.2_SSD (NGFF) Module Installation Guide (M2_3) 63
Chapter 3 Software and Utilities Operation 67
3.1 Installing Drivers 67
3.2 ASRock Motherboard Utility (A-Tuning) 68
3.2.1 Installing ASRock Motherboard Utility (A-Tuning) 68
3.2.2 Using ASRock Motherboard Utility (A-Tuning) 68
3.3 ASRock Live Update & APP Shop 71
3.3.1 UI Overview 71
3.3.2 Apps 72
3.3.3 BIOS & Drivers 75
3.3.4 Setting 76
3.4 Nahimic Audio 77
3.5 ASRock Polychrome SYNC 78
Chapter 4 UEFI SETUP UTILITY 81
4.1 Introduction 81
4.2 EZ Mode 82
4.3 Advanced Mode 83
4.3.1 UEFI Menu Bar 83
4.3.2 Navigation Keys 84
4.4 Main Screen 85
4.5 OC Tweaker Screen 86
4.6 Advanced Screen 96
4.6.1 CPU Conguration 97
4.6.2 Chipset Conguration 99

4.6.3 Storage Conguration 102
4.6.4 Intel(R) Thunderbolt 104
4.6.5 ACPI Conguration 105
4.6.6 USB Conguration 106
4.6.7 Trusted Computing 107
4.7 Tools 108
4.8 Hardware Health Event Monitoring Screen 110
4.9 Security Screen 114
4.10 Boot Screen 115
4.11 Exit Screen 118

English
1
Z490 AQUA
Chapter 1 Introduction
ank you for purchasing ASRock Z490 AQUA 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.
In this documentation, Chapter 1 and 2 contains the introduction of the
motherboard and step-by-step installation guides. Chapter 3 contains the operation
guide of the soware and utilities. Chapter 4 contains the conguration guide of
the BIOS setup.
1.1 Package Contents
• ASRock Z490 AQUA Motherboard (EATX Form Factor)
• ASRock Z490 AQUA Quick Installation Guide
• ASRock Z490 AQUA Support CD
• 4 x Serial ATA (SATA) Data Cables (Optional)
• 1 x ASRock SLI_HB_Bridge_2S Card (Optional)
• 1 x ASRock WiFi 2.4/5 GHz Antenna (Optional)
• 1 x ermal Compound (Optional)
• 5 x Spare ermal Pads (Optional)
• 4 x Spare Screws for MOS and Chokes (Optional)
• 4 x Spare Screws for CPU Sockets (Optional)
• 6 x Spare Screws for M.2 Heatsinks (Optional)
• 2 x 90° Tubing Elbow Fittings (Optional)
• 6 x G1/4" to 14mm Tube Fittings (Optional)
• 2 x G1/4" Plugs (Optional)
• 2 x G1/4" to 14mm 90° Rotary Fittings (Optional)
• 1 x Ball Valve (Optional)
• 3 x Screws for M.2 Sockets (Optional)
• 2 x Standos for M.2 Sockets (Optional)
Because the motherboard specications and the BIOS soware might be updated, the
content of this documentation will be subject to change without notice. In case any modi-
cations 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 mother-
board, please visit our website for specic information about the model you are using. You
may nd the latest VGA cards and CPU support list on ASRock’s website as well. ASRock
website http://www.asrock.com.

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2
1.2 Specications
Platform • EATX Form Factor
• 8 Layer PCB
• 2oz Copper PCB
CPU • Supports 10th Gen and future generation Intel® CoreTM
Processors (Socket 1200)
• Digi Power design
• 16 Power Phase design
• Supports Intel® Turbo Boost Max 3.0 Technology
• Supports Intel® K-Series unlocked CPUs
• Supports ASRock BCLK Full-range Overclocking
• Supports ASRock Hyper BCLK Engine III
Chipset • Intel®Z490
Memory • Dual Channel DDR4 Memory Technology
• 4 x DDR4 DIMM Slots
• Supports DDR4 4700+(OC)*/4666/4600/4500/4400/4333/42
66(OC)/4133(OC)/4000(OC)/3866(OC)/3800(OC)/3733(OC)
/3600(OC)/3200(OC)/2933/2800/2666/2400/2133 non-ECC,
un-buered memory
* Please refer to Memory Support List on ASRock's website for
more information. (http://www.asrock.com/)
* CoreTM (i9/i7) support DDR4 up to 2933; CoreTM (i5/i3),
Pentium® and Celeron® support DDR4 up to 2666.
• Supports ECC UDIMM memory modules (operate in non-
ECC mode)
• Max. capacity of system memory: 128GB
• Supports Intel® Extreme Memory Prole (XMP) 2.0
• 15μ Gold Contact in DIMM Slots
Expansion
Slot
• 3 x PCI Express 3.0 x16 Slots (PCIE1/PCIE4/PCIE5: single
at x16 (PCIE1); dual at x8 (PCIE1) / x8 (PCIE4); triple at x8
(PCIE1) / x8 (PCIE4) / x4 (PCIE5))*

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3
Z490 AQUA
* PCIE5, M2_3 and SATA3_3 share lanes. If either one of them
is in use, the others will be disabled.
* Supports NVMe SSD as boot disks
• 2 x PCI Express 2.0 x1 Slots
• Supports AMD Quad CrossFireXTM, 3-Way CrossFireXTM
and CrossFireXTM
• Supports NVIDIA® SLITM
• Support NVIDIA® SLITM with NVIDIA® Quadro graphics
cards
• Supports NVIDIA® NVLinkTM with dual NVIDIA® GeForce®
RTX series graphics cards**
** NVIDIA NVLink Bridge does not come with the package.
Please purchase it from NVIDIA® if necessary.
• 1 x Vertical M.2 Socket (Key E) with the bundled WiFi-
802.11ax module (on the rear I/O)
• 15μ Gold Contact in VGA PCIe Slot (PCIE1 and PCIE4)
Graphics • Intel® UHD Graphics Built-in Visuals and the VGA outputs
can be supported only with processors which are GPU
integrated.
• Hardware Accelerated Codecs: AVC/H.264, HEVC/H.265
8bit, HEVC/H.265 10bit, VP8, VP9 8bit, VP9 10bit, MPEG 2,
MJPEG, VC-1
* VP9 10bit and VC-1 are for decode only.
* VP8 and VP9 encode are not supported by Windows OS.
• Graphics, Media & Compute: Microso DirectX 12, OpenGL
4.5, Intel® Built In Visuals, Intel® Quick Sync Video, Hybrid /
Switchable Graphics, OpenCL 2.1
• Display & Content Security: Rec. 2020 (Wide Color Gamut),
Microso PlayReady 3.0, Intel® SGX Content Protection,
UHD/HDR Blu-ray Disc
• Supports HDMI 1.4 with max. resolution up to 4K x 2K
(4096x2160) @ 30Hz
• Supports Auto Lip Sync, Deep Color (12bpc), xvYCC and
HBR (High Bit Rate Audio) with HDMI 1.4 Port (Compliant
HDMI monitor is required)
• Supports HDCP 2.3 with HDMI 1.4 Port
• Supports 4K Ultra HD (UHD) playback with HDMI 1.4 Port

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Thunder-
boltTM
• Intel® JHL7540 underboltTM 3 Controller (Titan Ridge)
• Supports underboltTM 3 interface with max. resolution of
5K (5120 x 2880) @ 60Hz for one display over a single cable
connection
• Supports underboltTM 3 interface with max. resolution of
4K x 2K (4096x2160) @ 60Hz for dual displays over a single
cable connection
• Supports up to two streams (eight lanes) of DisplayPort video
bandwidth; supports daisy-chaining of multiple DisplayPort
monitors
Audio • 7.1 CH HD Audio with Content Protection (Realtek
ALC1220 Audio Codec)
• Premium Blu-ray Audio support
• Supports Surge Protection
• WIMA Audio Capacitors (For Front Outputs)
• ESS SABRE9218 DAC for Front Panel Audio
• 120dB SNR DAC with Dierential Amplier
• Pure Power-In
• Direct Drive Technology
• PCB Isolate Shielding
• Impedance Sensing on Rear Out port
• Individual PCB Layers for R/L Audio Channel
• Gold Audio Jacks
• 15μ Gold Audio Connector
• Nahimic Audio
LAN 1 x 10 Gigabit LAN 100/1000/2500/5000/10000 Mb/s
(AQUANTIA® AQC107):
• Supports Wake-On-LAN
• Supports Lightning/ESD Protection
• Supports PXE
1 x 2.5 Gigabit LAN 10/100/1000/2500 Mb/s
(Dragon RTL8125BG)
• Supports Dragon 2.5G LAN Soware
- Smart Auto Adjust Bandwidth Control
- Visual User Friendly UI
- Visual Network Usage Statistics

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Z490 AQUA
- Optimized Default Setting for Game, Browser, and
Streaming Modes
- User Customized Priority Control
• Supports Wake-On-LAN
• Supports Lightning/ESD Protection
• Supports Energy Ecient Ethernet 802.3az
• Supports PXE
Wireless
LAN
• Intel® 802.11ax WiFi Module
• Supports IEEE 802.11a/b/g/n/ax
• Supports Dual-Band (2.4/5 GHz)
• Supports WiFi6 802.11ax (2.4Gbps)
• 2 antennas to support 2 (Transmit) x 2 (Receive) diversity
technology
• Supports Bluetooth 5.1 + High speed class II
• Supports MU-MIMO
Rear Panel
I/O
• 2 x Antenna Ports
• 1 x HDMI Port
• 1 x Optical SPDIF Out Port
• 2 x USB 3.2 Gen2 underboltTM 3 Type-C Ports
(40Gb/s for underbolt protocol; 10 Gb/s for USB3.2
protocol) (Supports ESD Protection)*
* Supports USB-PD 3.0 9V/3A(27W) and 5V/3A(15W)
• 2 x Mini DisplayPort Input Ports**
** Please choose regular mini DisplayPort to DisplayPort
adapter cables instead of right angled ones if you use two mini
DisplayPort input ports simultaneously.
• 3 x USB 3.2 Gen2 Type-A Ports (10 Gb/s) (ReDriver)
(Supports ESD Protection)
• 1 x USB 3.2 Gen2 Type-C Port (10 Gb/s) (Supports ESD
Protection)
• 4 x USB 3.2 Gen1 Ports (Intel® Z490) (Supports ESD
Protection)***
*** Ultra USB Power is supported on USB3_123 ports.
*** ACPI wake-up function is not supported on USB3_123
ports.
• 2 x RJ-45 LAN Ports with LED (ACT/LINK LED and SPEED
LED)

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6
• 1 x Clear CMOS Button
• 1 x BIOS Flashback Button
• HD Audio Jacks: Rear Speaker / Central / Bass / Line in /
Front Speaker / Microphone (Gold Audio Jacks)
Storage • 6 x SATA3 6.0 Gb/s Connectors, support RAID (RAID 0,
RAID 1, RAID 5, RAID 10, Intel Rapid Storage Technology
17), NCQ, AHCI and Hot Plug*
• 2 x SATA3 6.0 Gb/s Connectors by ASMedia ASM1061,
support NCQ, AHCI and Hot Plug
* M2_1, SATA3_0 and SATA3_1 share lanes. If either one of
them is in use, the others will be disabled.
* M2_2, SATA3_4 and SATA3_5 share lanes. If either one of
them is in use, the others will be disabled.
* PCIE5, M2_3 and SATA3_3 share lanes. If either one of them
is in use, the others will be disabled.
• 1 x Ultra M.2 Socket (M2_1), supports M Key type
2260/2280 M.2 PCI Express module up to Gen3 x4
(32 Gb/s)**
• 1 x Ultra M.2 Socket (M2_2), supports M Key type
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_3), supports M Key type
2260/2280/22110 M.2 SATA3 6.0 Gb/s module and M.2 PCI
Express module up to Gen3 x4 (32 Gb/s)**
** Supports Intel® OptaneTM Technolog y
** Supports NVMe SSD as boot disks
** Supports ASRock U.2 Kit
Connector • 1 x SPI TPM Header
• 1 x Power LED and Speaker Header
• 2 x RGB LED Headers
* Support in total up to 12V/3A, 36W LED Strip
• 2 x Addressable LED Headers
* Support in total up to 5V/3A, 15W LED Strip

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Z490 AQUA
• 1 x CPU Fan Connector (4-pin)
* e CPU Fan Connector supports the CPU fan of maximum
1A (12W) fan power.
• 1 x CPU/Water Pump Fan Connector (4-pin) (Smart Fan
Speed Control)
• 6 x Chassis/Water Pump Fan Connectors (4-pin) (Smart Fan
Speed Control)
* e Chassis/Water Pump Fan supports the water cooler fan of
maximum 2A (24W) fan power.
* CPU_FAN2/WP_3A, CHA_FAN1/WP, CHA_FAN2/WP,
CHA_FAN3/WP, CHA_FAN4/WP, CHA_FAN5/WP and
CHA_FAN6/WP can auto detect if 3-pin or 4-pin fan is in use.
* CPU_FAN2/WP_3A supports the water cooler fan of maxi-
mum 3A (36W) fan power.
• 1 x 24 pin ATX Power Connector (Hi-Density Power
Connector)
• 2 x 8 pin 12V Power Connectors (Hi-Density Power
Connector)
• 1 x Front Panel Audio Connector (15μ Gold Audio
Connector)
• 1 x USB 2.0 Header (Supports 2 USB 2.0 ports) (Intel® Z490)
(Supports ESD Protection)
• 2 x USB 3.2 Gen1 Headers (Support 4 USB 3.2 Gen1 ports)
(ASMedia ASM1074 hub) (Supports ESD Protection)
• 1 x Front Panel Type C USB 3.2 Gen2 Header (Intel® Z490)
(Supports ESD Protection)
• 1 x Dr. Debug with LED
• 1 x Power Button with LED
• 1 x Reset Button with LED
• 1 x Retry Button
• 1 x Safe Boot Button
BIOS
Feature
• AMI UEFI Legal BIOS with multilingual GUI support
• ACPI 6.0 Compliant wake up events
• SMBIOS 2.7 Support
• CPU Core/Cache, GT, DRAM, VPPM,VTTDDR, VCCSFR,
VCCPLL_OC, PCH Voltage, VCCIO, VCCST, VCCSA,
CPU Internal PLL, GT PLL, Ring PLL, System Agent PLL,
Memory Controller PLL Voltage Multi-adjustment

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8
Hardware
Monitor
• Temperature Sensing: CPU, CPU/Water Pump, Chassis/Wa-
ter Pump Fans
• Fan Tachometer: CPU, CPU/Water Pump, Chassis/Water
Pump Fans
• Quiet Fan (Auto adjust chassis fan speed by CPU tempera-
ture): CPU, CPU/Water Pump, Chassis/Water Pump Fans
• Fan Multi-Speed Control: CPU, CPU/Water Pump, Chassis/
Water Pump Fans
• Voltage monitoring: +12V, +5V, +3.3V, CPU Vcore, DRAM,
VPPM, PCH, VCCSA, VCCST, VCCIO, VCCPLL_OC,
VCCSFR
• 1 x Status OLED
OS • Microso® Windows® 10 64-bit
Certica-
tions
• FCC, CE
• ErP/EuP ready (ErP/EuP ready power supply is required)
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 aect 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.
* For detailed product information, please visit our website: http://www.asrock.com

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9
Z490 AQUA
BIOS
ROM
RGB_LED1
1
RGB_LED2
1
ADDR_LED1
1
ADDR_LED2
1
CPU_FAN2/WP_3A
PCIE2
Top:
RJ-45
(AQUANTIA
AQC107 )
4
2932 3133
LAN
PCIE5
Intel
Z490
ATX12V1
1
SPK_PLED1
ATX12V2
1
US B 3_5 _6
1
SPI_TPM_J1
CHA_FAN2/WP CHA_FAN4/WP
M2_2
USB 3.2 Gen2
T: USB31_TA_3
USB 3.2 Gen2
B: USB31_TC_1
DDR4_A2 (64 bit, 288-pin module)
DDR4_A1 (64 bit, 288-pin module)
DDR4_B2 (64 bit, 288-pin module)
DDR4_B1 (64 bit, 288-pin module)
ATXPWR1
PCIE1
USB 3.2 Gen2
T: USB31_TA_1
B: USB31_TA_2
Top:
Central/Bass
Center:
REAR SPK
Top:
LIN E IN
Center:
FRONT
Bottom:
Optical
SPDIF
Bottom:
MIC I N
PCIE4
HDLED RESET
PLED PWRBTN
PANEL1
1
1
HD_AUDIO1
SATA3_0_1
SATA3_3_2_3
SATA3_A1_A2
13
17
16
20
19
21
SATA3_4_5
22
23
USB_1_2
1
15
Dr.
Debug
26
CMOS
Battery
CPU_FAN1
14
Reset
Power
CHA_FAN5
/WP
6
LAN
M2_WIFI_1
3
USB31_TC_2
PCIE3
2
BIOS
_FB1
CHA_FAN1
/WP
10
15
US B 3_7 _8
CHA_FAN3/WP
CHA_FAN6/WP
24
25
2728
TBT_M2_1
TBT_M2_2
M2_1
CT2CT3CT4CT1
RKL _M2
18
M2_3
CLRC
MOS
HDMI1
USB 3.2 Gen1
USB3_1234
11
12
9
Top:
2.5GLAN
(Realtek
RTL8125AG)
30
AUDIO
CODEC
BFG_BTN1
RTY_BTN1
7
8
1.3 Motherboard Layout

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No. Description
1 8 pin 12V Power Connector (ATX12V1)
2 8 pin 12V Power Connector (ATX12V2)
3 CPU Fan Connector (CPU_FAN1)
4 2 x 288-pin DDR4 DIMM Slots (DDR4_A1, DDR4_B1)
5 2 x 288-pin DDR4 DIMM Slots (DDR4_A2, DDR4_B2)
6 CPU/Water Pump Fan Connector (CPU_FAN2/WP_3A)
7 Addressable LED Header (ADDR_LED2)
8 RGB LED Header (RGB_LED2)
9 Safe Boot Button (BFG_BTN1)
10 Reset Button (RSTBTN1)
11 Power Button (PWRBTN1)
12 Retry Button (RTY_BTN1)
13 ATX Power Connector (ATXPWR1)
14 Chassis/Water Pump Fan Connector (CHA_FAN5/WP)
15 Chassis/Water Pump Fan Connector (CHA_FAN1/WP)
16 Front Panel Type C USB 3.2 Gen2 Header (USB31_TC_2)
17 USB 3.2 Gen1 Header (USB3_5_6)
18 USB 3.2 Gen1 Header (USB3_7_8)
19 SPI TPM Header (SPI_TPM_J1)
20 SATA3 Connectors (SATA3_0_1)
21 SATA3 Connectors (SATA3_2_3)
22 SATA3 Connectors (SATA3_4_5)
23 SATA3 Connectors (SATA3_A1_A2)
24 Chassis/Water Pump Fan Connector (CHA_FAN3/WP)
25 Chassis/Water Pump Fan Connector (CHA_FAN6/WP)
26 System Panel Header (PANEL1)
27 Power LED and Speaker Header (SPK_PLED1)
28 Chassis/Water Pump Fan Connector (CHA_FAN4/WP)
29 Chassis/Water Pump Fan Connector (CHA_FAN2/WP)
30 USB 2.0 Header (USB_1_2)
31 RGB LED Header (RGB_LED1)
32 Addressable LED Header (ADDR_LED1)
33 Front Panel Audio Header (HD_AUDIO1)

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Z490 AQUA
1.4 I/O Panel
No. Description No. Description
1 BIOS Flashback Button 10 USB 3.2 Gen2 Type-A Port
2 Central / Bass (Orange) (USB31_TA_3)
3 Rear Speaker (Black) 11 USB 3.2 Gen2 Type-C Port
4 Line In (Light Blue) (USB31_TC_1)
5 Front Speaker (Lime)* 12 USB 3.2 Gen2 Ports (USB31_TA_12)
6 2.5G LAN RJ-45 Port 13 USB 3.2 Gen1 Ports
(Dragon RTL8125BG)** (USB3_1234)*****
7 10G LAN RJ-45 Port 14 Microphone (Pink)
(AQUANTIA® AQC107)*** 15 Optical SPDIF Out Port
8 Mini DisplayPort Input Ports**** 16 HDMI Port
9 USB 3.2 Gen2 underboltTM 3 17 Antenna Ports
Type-C Ports 18 Clear CMOS Button
2 4
1
18 1213
6
1415
17 16
3 5
10
11
7
9 8

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* If you use a 2-channel speaker, please connect the speaker’s plug into “Front Speaker Jack”. See the table below
for connection details in accordance with the type of speaker you use.
Audio Output
Channels
Front Speaker
(No. 5)
Rear Speaker
(No. 3)
Central / Bass
(No. 2)
Line In
(No. 4)
2V -- -- --
4V V -- --
6V V V --
8V V V V
** ere are two LEDs on each LAN port. Please refer to the table below for the LAN port LED indications.
Activity / Link LED Speed LED
Status Description Status Description
O No Link O 10Mbps connection
Blinking Data Activity Orange 100Mbps/1Gbps
connection
On Link Green 2.5Gbps connection
*** ere are two LEDs on each LAN port. Please refer to the table below for the LAN port LED indications.
Activity / Link LED Speed LED
Status Description Status Description
O No Link
Orange
100Mbps/1Gbps/2.5Gbps
/5Gbps connection
Blinking Data Activity
On Link Green 10Gbps connection
ACT/LINK LED
SPEED LED
LAN Port
ACT/LINK LED
SPEED LED
LAN Port

English
13
Z490 AQUA
**** Please choose regular mini DisplayPort to DisplayPort adapter cables instead of right angled ones if you use
two mini DisplayPort input ports simultaneously.
***** ACPI wake-up function is not supported on USB3_123 ports.