Page 1
NUC BOX 8265U NUC BOX 8365UE User Manual Version 1.0 Published October 2019...
Page 2
(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 3
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.
How to Install the M.2 SSD How to Install the 2.5-inch Hard Drive How to Install the Memory Modules (DDR4 Low Voltage (1.2V)) How to Install the M.2 Heatsink Chapter 4 Motherboard (NUC BOX 8265U) Motherboard Layout Motherboard Specifications Jumpers Setup Onboard Headers and Connectors...
Because the hardware specifications might be updated, the content of this documentation will be subject to change without notice. 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...
Page 8
Volume 0.6L (Liters) Operating 0°C~40°C Temperature * 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.
NUC BOX 8265U/8365UE Chapter 2 Product Overview This chapter provides diagrams showing the location of important components of the NUC BOX 8265U/8365UE. 2.1 Front View Description USB 3.0 (Type A) Audio(Mic-in, Line-out) 2 x USB 2.0 (Type A) Power Button...
2.2 Rear View Description DC-IN HDMI 2 x USB 3.0 (Type A) 2 x DisplayPort 2 x RJ-45 * There are two LEDs on the LAN port. Please refer to the table below for the LAN port LED indications. ACT/LINK LED SPEED LED LAN Port Activity / Link LED...
NUC BOX 8265U/8365UE 2.3 Inside View Description Mini PCIe Slot M.2 Slot SATA 3.0 Connectors SO-DIMM Slot 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.
NUC BOX 8265U/8365UE Chapter 3 Hardware Installation This 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. Then lift up and remove the bottom panel..
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 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.
3.4 How to Install the 2.5-inch Hard Drive 1. Remove the four screws on the bottom case. Then lift up and remove the bottom panel. 2. Attach the HDD to the hard drive mounting bracket and secure it using the four screws.
Page 18
NUC BOX 8265U/8365UE 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. Then reinstall the bottom panel.
3.5 How to Install the Memory Modules (DDR4 Low Voltage (1.2V)) 1. The NUC BOX 8265U/8365UE requires DDR4 SO-DIMM (1.2V). 2. For dual channel configuration, you always need to install identical (the same brand, speed, size and chip-type) DDR4 SO-DIMM pairs.
NUC BOX 8265U/8365UE 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. Then paste the thermal pad onto the M.2 module.
NUC BOX 8265U/8365UE 4.2 Motherboard Specifications Form Dimensions NUC 4.09" x 4.02" (104 x 102mm) Factor ® Intel 8th Gen (Whiskey lake-U) Core™ MCP Processor Processors System I5-8265U QC, 1.6HGz, 15W (NUC-8265U) Chipset PCIe Mini-PCIe mSATA Expansion 1 x Key M (2242/2260/2280 by BRACKET) with...
Page 23
2 x USB 2.0 LVDS/ inverter Serial 1 x COM (RS-232/422/485) Internal SATA 1 x SATA3 ( 6.0Gb/s) Connector Parallel GPIO SATA PWR Output Speaker Header Watchdog Output Interval Timer Input PWR 12V / 96W DC-In (DC Jack) Power ATX Supported Requirements Power On ATX: Press Button to PWR on after Power...
NUC BOX 8265U/8365UE 4.3 Jumpers Setup The illustration shows how jumpers are setup. When the jumper cap is placed on pins, the jumper is “Short”. If no jumper cap is placed on pins, the jumper is “Open”. The illustration shows a 3-pin jumper whose pin1 and pin2 are “Short”...
4.4 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 of the motherboard! SATA3 Connector This Serial ATA3 (SATA3) connector supports SATA data (SATA3_1: see p.16, No.
Page 26
NUC BOX 8265U/8365UE 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.
Page 27
Back Side: Power Button Header (PWR_BTN1) Fan Connector (FAN1)
NUC BOX 8265U/8365UE 4.5 Expansion Slots (M.2 Slots) There are 2 M.2 slots on this motherboard. M.2 for SSD: Key M (M2_1) (2242/2260/2280 by BRACKET) supports PCIe x4 and SATA3 for SSD. M.2 for Wi-Fi: Key E (M2_2) (2230) supports PCIe x1 and USB 2.0 for Wireless.
Page 30
NUC BOX 8265U/8365UE 5.2 Motherboard Specifications Form Dimensions NUC 4.09" x 4.02" (104 x 102mm) Factor ® Intel 8th Gen (Whiskey lake-U) Core™ MCP Processor Processors System I5-8365UE QC, 1.6GHz, 15 W (NUC-8365UE) Chipset PCIe Mini-PCIe mSATA Expansion 1 x Key M (2242/2260/2280 by BRACKET) with...
Page 31
2 x USB 2.0 LVDS/ inverter Serial 1 x COM (RS-232/422/485) Internal SATA 1 x SATA3 ( 6.0Gb/s) Connector Parallel GPIO SATA PWR Output Speaker Header Watchdog Output Timer Interval Input PWR 12V / 96W DC-In (DC Jack) Power ATX Supported Requirements Power On ATX: Press Button to PWR on after Power...
Page 32
NUC BOX 8265U/8365UE 5.3 Jumpers Setup The illustration shows how jumpers are setup. When the jumper cap is placed on pins, the jumper is “Short”. If no jumper cap is placed on pins, the jumper is “Open”. The illustration shows a 3-pin jumper whose pin1 and pin2 are “Short”...
Page 33
5.4 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 of the motherboard! SATA3 Connector This Serial ATA3 (SATA3) connector supports SATA data (SATA3_1: see p.24, No.
Page 34
NUC BOX 8265U/8365UE 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.
Page 35
Back Side: Power Button Header (PWR_BTN1) Fan Connector (FAN1)
Page 36
NUC BOX 8265U/8365UE 5.5 Expansion Slots (M.2 Slots) There are 2 M.2 slots on this motherboard. M.2 for SSD: Key M (M2_1) (2242/2260/2280 by BRACKET) supports PCIe x4 and SATA3 for SSD. M.2 for Wi-Fi: Key E (M2_2) (2230) supports PCIe x1 and USB 2.0 for Wireless.
Need help?
Do you have a question about the NUC BOX 8265U and is the answer not in the manual?
Questions and answers