ASROCK NUC BOX 8265U User manual

NUC BOX 8265U
NUC BOX 8365UE
User Manual
Version 1.0
Published October 2019

Version 1.0
Published December 2019
Copyright©2019 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’s Website: www.ASRock.com

Replaceable batteries
CAUTION
RISK OF EXPLOSION IF BATTERY IS REPLACED BY AN INCORRECT TYPE.
DISPOSE OF USED BATTERIES ACCORDING TO THE INSTRUCTIONS
Contact Information
If you need to contact ASRock or want to know more about ASRock, you’re welcome
to visit ASRock’s website at www.ASRock.com; or you may contact your dealer for
further information.
ASRock Incorporation
6F., No.37, Sec. 2, Jhongyang S. Rd., Beitou District,
Taipei City 112, Taiwan (R.O.C.)
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.

Contents
Chapter 1 Introduction 1
1.1 Package Contents 1
1.2 Product Specications 2
1.3 Block Diagram 4
Chapter 2 Product Overview 6
2.1 Front View 6
2.2 Rear View 7
2.3 Inside View 8
Chapter 3 Hardware Installation 9
3.1 How to Remove the Bottom Case 9
3.2 How to Install the WiFi Module 10
3.3 How to Install the M.2 SSD 11
3.4 How to Install the 2.5-inch Hard Drive 12
3.5 How to Install the Memory Modules
(DDR4 Low Voltage (1.2V)) 14
3.6 How to Install the M.2 Heatsink 15
Chapter 4 Motherboard (NUC BOX 8265U) 16
4.1 Motherboard Layout 16
4.2 Motherboard Specications 17
4.3 Jumpers Setup 19
4.4 Onboard Headers and Connectors 20
4.5 Expansion Slots (M.2 Slots) 23

Chapter 5 Motherboard (NUC BOX 8365UE) 24
5.1 Motherboard Layout 24
5.2 Motherboard Specications 25
5.3 Jumpers Setup 27
5.4 Onboard Headers and Connectors 28
5.5 Expansion Slots (M.2 Slots) 31

NUC BOX 8265U/8365UE
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Chapter 1 Introduction
1.1 Package Contents
• NUC BOX 8265U/8365UE
• NUC-8265U/NUC-8365UE (pre-installed motherboard)
• 1 x SATA 1 to 1 Power Cable
• 4 x HDD Screws (M3x4)
• 1 x WiFi Module Screw
• 1 x Screw for M.2 slot
• 1 x 96W Power Adapter
• User Manual
Because the hardware specications might be updated, the content of this documentation
will be subject to change without notice.
If any items are missing or appear damaged, contact your authorized dealer.

NUC BOX 8265U/8365UE
PB 2
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1.2 Product Specications
NUC BOX
8265U/8365UE Barebone
CPU
Intel® 8th Gen (Whiskey lake-U) Core™ MCP Processors
NUC BOX 8265U (I5-8265U QC, 1.6HGz, 15W)
NUC BOX 8365UE (I5-8365UE QC, 1.6GHz, 15 W)
OS N/A
Chipset SoC
Memory Supports Dual Channel DDR4 2400 MHz, 2 x SO-DIMM slots,
Max. 32GB
HDD
N/A
Optional
Supports 1 x 2.5" SATA HDD*/SSD
LAN Gigabit LAN
WiFi Optional
Audio Realtek ALC233
Front I/O 1 x USB 3.1(Type A), 2 x USB 2.0 (Type A), 1 x Audio-out with
MIC-In
Rear I/O 2 x USB 3.0 (Type A), 1 x HDMI, 2 x DP, 2 x LAN, DC-IN,
1 x Kensington lock
Power Unit 96W Adapter
eMMC
M.2
slot
2.5”HDD

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* For NUC BOX 8265U/8365UE, it is not recommended to install 2.5” HDD. If you install the 2.5” HDD, please keep
the NUC BOX 8265U/8365UE in a vertical position to ensure better cooling performance.
Dimension 110.mm (W)x 118.5mm (D) x 67.3mm (H)
VESA Bracket included , supports 75 x 75 and 100 x 100 mm
Volume
(Liters) 0.6L
Operating
Temperature 0°C~40°C

NUC BOX 8265U/8365UE
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1.3 Block Diagram

5 6
English

NUC BOX 8265U/8365UE
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Chapter 2 Product Overview
is chapter provides diagrams showing the location of important components of
the NUC BOX 8265U/8365UE.
2.1 Front View
No. Description
1 USB 3.0 (Type A)
2Audio(Mic-in, Line-out)
3 2 x USB 2.0 (Type A)
4 Power Button
1 2
3
4

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English
2.2 Rear View
No. Description
1DC-IN
2HDMI
3 2 x USB 3.0 (Type A)
4 2 x DisplayPort
5 2 x RJ-45
* ere are two LEDs on the 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
ACT/LINK LED
SPEED LED
LAN Port
1 2 3
4 5

NUC BOX 8265U/8365UE
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2.3 Inside View
No. Description
1 Mini PCIe Slot
2 M.2 Slot
3 SATA 3.0 Connectors
4SO-DIMM Slot
5 Hard disk drive tray (compatible with 2.5" SATA HDD/SSD)
SO-DIMM memory, hard drive and mSATA SSD are not included with this system.
4
2
1
3
5

NUC BOX 8265U/8365UE
PB 9
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Chapter 3 Hardware Installation
is chapter helps you install or remove important components.
3.1 How to Remove the Bottom Case
1. Remove the four screws on the bottom case.
2. en li up and remove the bottom panel..

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3.2 How to Install the WiFi Module
1. Locate the WiFi Module slot on the motherboard.
2. Carefully insert the WiFi Module into the slot.
3. Tighten the screw to secure the WiFi Module to the motherboard.

NUC BOX 8265U/8365UE
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3.3 How to Install the M.2 SSD
1. Locate the M.2 slot on the motherboard.
2. Carefully insert the M.2 SSD into the slot.
3. Tighten the screw to secure the M.2 SSD to the motherboard.

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3.4 How to Install the 2.5-inch Hard Drive
1. Remove the four screws on the bottom case. en li up and remove the bottom panel.
2. Attach the HDD to the hard drive mounting bracket and secure it using the four
screws.

NUC BOX 8265U/8365UE
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3. Attach the HDD assembly to the bottom panel and secure it using the four screws.
Connect the SATA Data and Power Cable to the HDD.
4. en reinstall the bottom panel.

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3.5 How to Install the Memory Modules
(DDR4 Low Voltage (1.2V))
1. Carefully insert the SO-DIMM memory modules into the slot at a 30-degree angle.
2. Push down until the modules snap into place.
1. e NUC BOX 8265U/8365UE requires DDR4 SO-DIMM (1.2V).
2. For dual channel conguration, you always need to install identical (the same brand,
speed, size and chip-type) DDR4 SO-DIMM pairs.
e SO-DIMM only ts 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.

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3.6 How to Install the M.2 Heatsink
1. Gently insert the M.2 module, along the guiding tabs, into the heatsink bracket.
2. Remove the membranes from both sides of the thermal pad. en paste the thermal
pad onto the M.2 module.
3. Align the heatsink to the edge of the bracket and press down the heatsink into the
bracket until it clips into place.