ASROCK Z490 Taichi User manual

Version 1.1
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

English
1
Z490 Taichi
Intel
Z490
DD R 4_A2 (64 bit, 288-pin module)
DD R 4_A1 (64 bit, 288-pin module)
DD R 4_B2 (64 bit, 288-pin module)
DD R 4_B1 (64 bit, 288-pin module)
ATX12V1
ATXP W R1
LAN
PCIE1
PCIE3
HDLEDRESET
PLED PWRBTN
1
SPK_PLED1
1
HD_AUDIO1
SAT A3 _2_ 3
SAT A3 _4_ 5
SATA3_A1_A2
RoHS
8
9
11
14
15
16
17
USB_1_2
1
USB_3_4
1
25
SAT A3 _0_ 1
16 5
PCIE2
M2_4
CT11
CT24
CT34
CT35 CT32 CT31
CT23
CT33
1
US B 3_8 _9
1
21
CPU_FAN1
28
PCIE4
CT42
CHA_FAN1/WP
CPU_FAN2/WP_3A
CHA_FAN5/WP
3
33
LAN
30
2
ADDR_LED2
1
34
35
AUDIO
CODEC
Dr.
Debug
ATX12V2
RGB_LED2
1
7
CHA_FAN6
/WP
1
US B 3_6 _7
10
PANEL1
Reset Power
22
24
1
SPI_TPM_J1
CLRMOS1
1
RGB_LED1
1
ADDR_LED1
1
T B1
M2_3
M2_1
HDMI1
DI SP LAY1
20
PCIE5
4
CHA_FAN3
/WP
18
19
2729
CHA_FAN4/WP
31
USB31_TC_2
12
13
BIOS
ROM
Z49O Taichi
CMOS
Battery
M2_2
USB 3.2 Gen1
T: USB4
B: USB5
USB 3.2 Gen2
T: USB1
B: USB2
Top:
Central/Bass
Center:
REAR SPK
Top:
LIN E IN
Center:
FRONT
Bottom:
Optical
SPDIF
Bottom:
MIC I N
USB 3.2 Gen1
T: USB1
B: USB2
PS2
Keyboard
/Mouse
M2_WIFI_2
Top:
RJ-45
(I219V)
BIOS
_FB1
USB 3.2 Gen1
T: USB3_3
USB 3.2 Gen2x2
B: USB32_TC_1
1
CLRC
BTN1
23
Top:
2.5GLAN
(Realtek
RTL8125AG)
2632
CHA_FAN2/WP
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 CPU/Water Pump Fan Connector (CPU_FAN2/WP_3A)
5 2 x 288-pin DDR4 DIMM Slots (DDR4_A1, DDR4_B1)
6 2 x 288-pin DDR4 DIMM Slots (DDR4_A2, DDR4_B2)
7 Addressable LED Header (ADDR_LED2)
8 ATX Power Connector (ATXPWR1)
9 USB 3.2 Gen1 Header (USB3_8_9)
10 USB 3.2 Gen1 Header (USB3_6_7)
11 RGB LED Header (RGB_LED2)
12 Front Panel Type C USB 3.2 Gen2 Header (USB31_TC_2)
13 Chassis/Water Pump Fan Connector (CHA_FAN5/WP)
14 SATA3 Connectors (SATA3_0_1)
15 SATA3 Connectors (SATA3_2_3)
16 SATA3 Connectors (SATA3_4_5)
17 SATA3 Connectors (SATA3_A1_A2)
18 Chassis/Water Pump Fan Connector (CHA_FAN6/WP)
19 Chassis/Water Pump Fan Connector (CHA_FAN3/WP)
20 Power LED and Speaker Header (SPK_PLED1)
21 System Panel Header (PANEL1)
22 Power Button (PWRBTN1)
23 Clear CMOS Button (CLRCBTN1)
24 Reset Button (RSTBTN1)
25 USB 2.0 Header (USB_3_4)
26 USB 2.0 Header (USB_1_2)
27 SPI TPM Header (SPI_TPM_J1)
28 Clear CMOS Button (CLRCBTN1)
29 RGB LED Header (RGB_LED1)
30 Chassis/Water Pump Fan Connector (CHA_FAN4/WP)
31 Chassis/Water Pump Fan Connector (CHA_FAN2/WP)
32 Addressable LED Header (ADDR_LED1)
33 underbolt AIC Connector (TB1)
34 Front Panel Audio Header (HD_AUDIO1)
35 Chassis/Water Pump Fan Connector (CHA_FAN1/WP)

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Z490 Taichi
I/O Panel
No. Description No. Description
1 PS/2 Mouse/Keyboard Port 10 USB 3.2 Gen2x2 Type-C Port
2 Central / Bass (Orange) (USB32_TC_1)
3 Rear Speaker (Black) 11 USB 3.2 Gen2 Ports (USB31_1_2)
4 Line In (Light Blue) 12 Microphone (Pink)
5 Front Speaker (Lime)* 13 Optical SPDIF Out Port
6 LAN RJ-45 Port 14 USB 3.2 Gen1 Ports (USB3_12)
(Dragon RTL8125BG)** 15 DisplayPort 1.4
7 LAN RJ-45 Port (Intel® I219V)*** 16 HDMI Port
8 USB 3.2 Gen1 Ports (USB3_4_5)**** 17 Antenna Ports (on I/O Panel Shield)
9 USB 3.2 Gen1 Type-A Port 18 BIOS Flashback Button
(USB3_3)
18 11
6
121314
17
31
2
5
4
9 8
10
7
15
16

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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 O 10Mbps connection
Blinking Data Activity Orange 100Mbps connection
On Link Green 1Gbps connection
**** ACPI wake-up function is not supported on USB3_4_5 ports.
ACT/LINK LED
SPEED LED
LAN Port
ACT/LINK LED
SPEED LED
LAN Port

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Z490 Taichi
1.5 WiFi-802.11ax Module and ASRock WiFi 2.4/5 GHz
Antenna
WiFi-802.11ax + BT Module
is motherboard comes with an exclusive WiFi 802.11 a/b/g/n/ax + BT v5.1
module (pre-installed on the rear I/O panel) that oers support for WiFi 802.11 a/b/
g/n/ax connectivity standards and Bluetooth v5.1. WiFi + BT module is an easy-to-
use wireless local area network (WLAN) adapter to support WiFi + BT. Bluetooth
v5.1 standard features Smart Ready technology that adds a whole new class of
functionality into the mobile devices. BT 5.1 also includes Low Energy Technology
and ensures extraordinary low power consumption for PCs. e 2T2R WiFi
solution sets a WiFi high speed standard and oers max link rate up to 2.4Gbps.
* e transmission speed may vary according to the environment.
ASRock WiFi 2.4/5 GHz Antenna

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Chapter 1 Introduction
ank you for purchasing ASRock Z490 Taichi 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.
1.1 Package Contents
• ASRock Z490 Taichi Motherboard (ATX Form Factor)
• ASRock Z490 Taichi Quick Installation Guide
• ASRock Z490 Taichi Support CD
• 4 x Serial ATA (SATA) Data Cables (Optional)
• 1 x ASRock SLI_HB_Bridge_2S Card
• 1 x ASRock WiFi 2.4/5 GHz Antenna
• 1 x ASRock Screwdriver (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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Z490 Taichi
1.2 Specications
Platform • ATX Form Factor
• 2oz Copper PCB
CPU • Supports 10th Gen and future generation Intel® CoreTM
Processors (Socket 1200)
• Digi Power design
• 15 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 4666+(OC)*/4600/4500/4400/4333/4266
(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/PCIE3/PCIE5: single
at x16 (PCIE1); dual at x8 (PCIE1) / x8 (PCIE3); triple at x8
(PCIE1) / x8 (PCIE3) / x4 (PCIE5))*
* Supports NVMe SSD as boot disks
• 2 x PCI Express 3.0 x1 Slots

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• 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)
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
• Dual graphics output: support HDMI and DisplayPort 1.4
ports by independent display controllers
• Supports HDMI 1.4 with max. resolution up to 4K x 2K
(4096x2160) @ 30Hz
• Supports DisplayPort 1.4 with max. resolution up to 4K x 2K
(4096x2304) @ 60Hz
• 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 and DisplayPort 1.4
Ports
• Supports 4K Ultra HD (UHD) playback with HDMI 1.4 and
DisplayPort 1.4 Ports

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Z490 Taichi
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 2.5 Gigabit LAN 10/100/1000/2500 Mb/s (Dragon RTL-
8125BG)
• Supports Dragon 2.5G LAN Soware
- Smart Auto Adjust Bandwidth Control
- Visual User Friendly UI
- Visual Network Usage Statistics
- 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
1 x Gigabit LAN 10/100/1000 Mb/s (Intel® I219V)
• Supports Wake-On-LAN
• Supports Lightning/ESD Protection
• Supports Energy Ecient Ethernet 802.3az
• Supports PXE

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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 PS/2 Mouse/Keyboard Port
• 1 x HDMI Port
• 1 x DisplayPort 1.4
• 1 x Optical SPDIF Out Port
• 2 x USB 3.2 Gen2 Type-A Ports (10 Gb/s) (ReDriver)
(Supports ESD Protection)
• 1 x USB 3.2 Gen2x2 Type-C Port (20 Gb/s) (ASMedia
ASM3242) (Supports ESD Protection)
* M2_3, SATA3_4, SATA3_5 and USB32_TC_1 share lanes. If
either one of them is in use, USB32_TC_1 will downgrade to 16
Gb/s max.
• 5 x USB 3.2 Gen1 Ports (Supports ESD Protection)
* USB3_3 is from Intel® Z490; USB3_12 and USB3_4_5 are from
ASMedia ASM1074 hub.
* Ultra USB Power is supported on USB3_4_5 ports.
* ACPI wake-up function is not supported on USB3_4_5 ports.
• 2 x RJ-45 LAN Ports with LED (ACT/LINK LED and SPEED
LED)
• 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_2, SATA3_0 and SATA3_1 share lanes. If either one of
them is in use, the others will be disabled.
* M2_3, SATA3_4 and SATA3_5 share lanes. If either one of
them is in use, the others will be disabled.

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Z490 Taichi
* M2_3, SATA3_4, SATA3_5 and USB32_TC_1 share lanes. If
either one of them is in use, USB32_TC_1 will downgrade to 16
Gb/s max.
• 1 x Ultra M.2 Socket (M2_1), supports M Key type 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
2230/2242/2260/2280/22110 M.2 SATA3 6.0 Gb/s module
and M.2 PCI Express module up to Gen3 x4 (32 Gb/s)**
** Supports Intel® OptaneTM Technology (M2_1 and M2_2 only)
** 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
• 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
maximum 3A (36W) fan power.

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• 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 underbolt AIC Connector (5-pin) (Supports ASRock
underbolt 3 AIC R2.0 Card only)
• 2 x USB 2.0 Headers (Support 4 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 Clear CMOS Button
• 1 x Dr. Debug with LED
• 1 x Power Button with LED
• 1 x Reset Button with LED
BIOS
Feature
• AMI UEFI Legal BIOS with multilingual GUI support
• ACPI 6.0 Compliant wake up events
• SMBIOS 2.7 Support
• CPU Core/Cache, CPU GT, DRAM, VPPM, VCCSFR,
VCCPLL, VCCSTG, VCCSTG_OUT, PCH Voltage, VCCIO,
VCCST, VCCSA, CPU Internal PLL, GT PLL, Ring PLL,
System Agent PLL, Memory Controller PLL Voltage Multi-
adjustment
Hardware
Monitor
• Temperature Sensing: CPU, CPU/Water Pump, Chassis/
Water Pump Fans
• Fan Tachometer: CPU, CPU/Water Pump, Chassis/Water
Pump Fans
• Quiet Fan (Auto adjust chassis fan speed by CPU
temperature): 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, VCCFSR_OC,
VCCSFR

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13
Z490 Taichi
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
OS • Microso® Windows® 10 64-bit
Certica-
tions
• FCC, CE
• ErP/EuP ready (ErP/EuP ready power supply is required)

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14
is is an ATX form factor motherboard. Before you install the motherboard, study
the conguration of your chassis to ensure that the motherboard ts 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.
Chapter 2 Installation

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15
Z490 Taichi
2.1 Installing the CPU
1. Before you insert the 1200-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.
2. Unplug all power cables before installing the CPU.
1
2
A
B

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4
5
3