ASROCK BAREBONE 3U8G SERIES User Manual
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ASROCK BAREBONE 3U8G SERIES User Manual

ASROCK BAREBONE 3U8G SERIES User Manual

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Summary of Contents for ASROCK BAREBONE 3U8G SERIES

  • Page 2: Copyright Notice

    In no event shall ASRock Rack, 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 Rack has been advised of the possibility of such damages arising from any defect or error in the documentation or product.

  • Page 3: Important Safety Instructions

    Setting up the Server in a Restricted Access Location • Access can only be gained by service persons or by users who have been instructed about the reasons for the restrictions applied to the location and about any precautions that shall be taken. • Access is through the use of a tool or lock and key, or other means of security, and is controlled by the authority responsible for the location.

  • Page 4: Table Of Contents

    Contents Chapter 1 Introduction Shipping Box Contents Specifications Chapter 2 Server System Overview System Components Internal Features System Front Panel System Rear Panel Front Control Panel Buttons and LEDs PSU LED Drive Tray LEDs Fan Failed LED Chapter 3 Hardware Installation and Maintenance Server Top Cover Hard Drive Power Supply...
  • Page 5 Installing the CPU Fan and Heatsink Installation of Memory Modules (DIMM) Appendix B Installing the Server in a Rack...

  • Page 7: Chapter 1 Introduction

    In case any modifications of this documentation occur, the updated version will be available on ASRock Rack’s website without further notice. If you require technical support related to this product, please visit our website for specific information about the model you are using.

  • Page 8: Shipping Box Contents

    1.1 Shipping Box Contents Item Quantity 3U8G Series Barebone (3U form factor) System Boards (MB)* Power Supply Units* System Fans* HDD Backplane (BPB)* Front Panel Board* Power Distribution Boards (PDB)* Switch Board (SWB)* Power Cable, ATX 24Pin, PDB to MB, 520mm* Power Cable, ATX 8Pin-1, PDB to MB, 470mm* Power Cable, ATX 8Pin-2, PDB to MB, 500mm* PMBus Cable, PDB to MB(1*5Pin), 470mm*...

  • Page 9: Specifications

    3U8G Series 1.2 Specifications 3U8G Series System Physical Status Form Factor 3U Rackmount Dimension 27.9" x 16.9" x 5.1" (711.2 x 430 x 130.35 mm) (D x W x H) Support MB Size CEB Front Panel Buttons • Power On/Standby button •...

  • Page 10: Chapter 2 Server System Overview

    Chapter 2 Server System Overview This chapter provides diagrams showing the location of important components of the server system. 2.1 System Components 6 x 2.5” Hot-Swap HDD Trays Server Board 8 x Hot-Swap System Fans Power Supply Units 8 x GPGPU/MIC Card Slots Front Controls and Indicators...

  • Page 11: Internal Features

    3U8G Series 2.2 Internal Features 19 20 21 22 23 24 25...
  • Page 12 From Power Supply Unit (PSU) 4 Power Supply Unit (PSU) 3 Power Supply Unit (PSU) 2 Power Supply Unit (PSU) 1 Serverboard 6 x 2.5" SATA HDDs (Hot-swapable) HDD Backplane Board (BPB) Power Distribution Board (PDB) Switch Board (SWB) System Fan 2 System Fan 4 System Fan 6 System Fan 8...

  • Page 13: System Front Panel

    3U8G Series 2.3 System Front Panel Description Control Panel Buttons and LEDs 2 x USB 2.0 Ports 8 x GPGPU/MIC Card Slots...

  • Page 14: System Rear Panel

    2.4 System Rear Panel WARNING! Do NOT open the tray if the server is not powered down or while it is still running. HDD 5 HDD 4 HDD 3 HDD 2 HDD 1 HDD 0 Redundant PSU 3+1: Only one PSU is allowed to be removed while the server is running. Description 6 x 2.5"...

  • Page 15: Front Control Panel Buttons And Leds

    3U8G Series 2.5 Front Control Panel Buttons and LEDs Front Control Panel Description Power Button and LED UID Button and LED* LAN1, LAN2, LAN3, LAN4 Activity LEDs* HDD Activity LED System Event LED* NMI (Nonmaskable Interrupt) Button* System Reset Button *Please be noted that the functions are supported depending on the type of the server board.
  • Page 16 NMI (Nonmaskable Interrupt) Button Press the NMI button with a paper clip or pin to generate a nonmaskable interrupt and to put the server in a halt state for examination. System Reset Button When the system is completely unresponsive, press the system reset button to reboot the server without shutting it off and initialize the system.

  • Page 17: Psu Led

    3U8G Series 2.6 PSU LED PSU LED PSU Status LED Status Description Green Normal work; output ON and OK Amber Module fault/protection in operating mode (failure, OCP, OVP, Fan Fail, OTP, UVP) AC cord unplugged Amber blinking at 0.5Hz Warning (high temp, high power, high current, slow fan) Green blinking at 0.5Hz AC Present Only 12VSB on (PS off) or PS in Smart Redundant state...

  • Page 18: Fan Failed Led

    HDD Activity LED Status Description Solid Green HDD active Blinking Green HDD accessing or reading HDD failed HDD powered-off 2.8 Fan Failed LED Fan Failed LED Fan LED Status Description Solid Red Fan failed Normal...

  • Page 19: Chapter 3 Hardware Installation And Maintenance

    3U8G Series Chapter 3 Hardware Installation and Maintenance This chapter helps you assemble the chassis and install components. Before You Begin Before you work with the server, pay close attention to the “Important Safety Instructions” at the beginning of this manual. 1.

  • Page 20: Server Top Cover

    3.1 Server Top Cover Removing the Server Top Covers 1. Before removing the top covers, power off the server and unplug the power cord. 2. The system must be operated with all the chassis top covers installed to ensure proper cooling. Intall Components Remove Top Covers Referenced Chapters...
  • Page 21 3U8G Series (B) Top Front Cover and (C) Top Rear Cover 1. Remove the two screws that secure the top front or rear cover to the chassis. 2. Push the top front cover or the top rear cover toward the FRONT of the chassis to remove the cover from the locked position.
  • Page 22 Installing the Server Top Covers 1. Lower the top front or rear cover on the chassis, making sure the side latches align with the cutouts. 2. Slide the top front or rear cover toward the REAR of the chassis. *Use a 4U top (front) cover instead if the power connectors of your GPGPU card are on the top side of it. Please purchase seperately if needed.
  • Page 23 3U8G Series 4. When both top front and rear covers are properly secured, lower the top middle cover on the chassis. Carefully align the mounting holes in the top middle cover and the chassis. 5. Secure the top middle cover with the eight screws.

  • Page 24: Hard Drive

    3.2 Hard Drive 3.2.1 Installing a Hard Disk Drive into 2.5" Hard Drive Tray The 3U8G series chassis supports hot-swappable 2.5" hard drives. Six 2.5" hard drive trays are located on the rear of the chassis. Removing 2.5” Hard Drive Trays from the Chassis 1.
  • Page 25 3U8G Series Installing a 2.5” Hard Drive to the Hard Drive Tray 1. Place a 2.5" HDD into the tray with the printed circuit board side facing down. Carefully align the mounting holes in the hard drive and the tray. 2.

  • Page 26: Power Supply

    3.3 Power Supply Installing and Removing the Power Supply Before replacing the power supply, power off the server, unplug the power cord, and discon- nect all wiring from the power supply. Installing the Power Supply Unit The 3U8G Series can accommodate four AC or two DC power supplies in the bay at the rear of the chassis.
  • Page 27 3U8G Series Removing the Power Supply Unit To remove a failed power supply, identify the failed power supply by checking the power supply LEDs on the PSU. 1. Hold onto the power supply handle while pressing the locking lever towards the power supply handle.

  • Page 28: System Fan

    3.4 System Fan The 3U8G series chassis supports hot-swappable system fans. Replacing the System Fan 1. Remove the top middle cover from the chassis. (See p. 14 for more details.) 2. Lift to remove the failed fan. 3. Align the mounting holes on the replacement fan corners with the fan mounts on the fan bracket.
  • Page 29 3U8G Series Reversing the Fan Modules (only required for active GPGPU users) If you are using "active" GPGPU cards that are equipped with one or more fans on the cards, the system requires back-to-front air flow routing, so you need to reverse the fan modules before installing the system fans.
  • Page 30 To reverse fan modules, please follow the steps below. 1. Gently lift and remove the fans (A) from the front row and the fans (B) from the rear row. REAR FRONT...
  • Page 31 3U8G Series 2. Turn all the four fan modules (A) 180 degrees around. Place them to the rear row. 3. Turn all the four fan modules (B) 180 degrees around. Place them to the front row. 180゜ 180゜ REAR FRONT...
  • Page 32 4. Make sure all fans are well seated and all arrows on the fans are pointed to the FRONT of the chassis. FRONT FRONT Back-to-front air flow For active GPU/MIC cards 5. Remove the front top cover and remove the GPGPU card from the Slot 8. For more instructions on how to remove and install a GPGPU card, please refer to the section entitled “3.5 GPG or MIC Card”.
  • Page 33 3U8G Series FAN Flow Switch Jumper (3-pin FAN_FLOW_SW1) For Passive Card For Active Card Front-to-back air flow Back-to-front air flow (Default) 7. Place the GPGPU Card back into the Slot 8. Put the top front cover back. Then power on the system.

  • Page 34: Gpu Or Mic Card

    3.5 GPU or MIC Card Installing and Removing the GPU or MIC Card 1. Release the screw of the GPU/MIC card slot on the front of the chassis. 2. Pull down the retention lever. 3. Release the screw that secures the blanking plate...
  • Page 35 3U8G Series 4. Lift to remove the blanking plate.
  • Page 36 5. Connect the GPGPU Power Cable between a GPU/MIC card and the switchboard. Connect one end (B) of the GPGPU Power Cable to the connector on the switchboard (SWB). Then, connect the other ends (A) to the back of the GPU/MIC card or on the side of the card.
  • Page 37 3U8G Series 6. Gently place the GPU or MIC card into the empty slot. Make sure the card is well seated.
  • Page 38 7. Pull up the retention lever. 8. Hand tighten the screw to secure the inserted GPU/MIC card.

  • Page 39: Motherboard Tray

    3U8G Series 3.6 Motherboard Tray Attention! DO NOT open the motherboard tray if the server is not powered down or while it is still running. Removing the Motherboard Tray 1. Release the two thumb screws on the motherboard tray. 2. Press the locking tab in the middle to release the handles. Locking Tab Release Handles 3.
  • Page 40 4. Then you can grasp the handles and slide the tray all the way out of the chassis.
  • Page 41 3U8G Series Installing the Motherboard Tray 1. Gently and slowly slide the motherboard tray into the chassis until the black line on the tray almost reaches the edge of the chassis. 2. Make sure the black line on the top edge of the tray is evenly aligned with the edge of the chassis.

  • Page 42: Add-On Card (Low Profile)

    3.7 Add-on Card (Low Profile) 1. You can install an add-on card to the chassis only when you have a riser card installed on the server board. 2. Use a 1U low profile passive heatsink for the processor nearest to the add-on card on your server board.
  • Page 43 3U8G Series Installing the Add-on Card Before installing an add-on card, you need to install a mezzanine card and a riser card first. Please refer to the followings for instructions. 1. Peel off the adhesive backing on the bottom side of the air baffle. Gently attach the air baffle onto the low profile passive heatsink.
  • Page 44 4. Install the add-on card, such as a graphics card, to the riser card. 5. Align the plate of the add-on card with the openings in the back of the chassis. Attach the add-on card to the chassis with the screw that was previously set aside.

  • Page 45: Installing The Cpu (Socket: Lga2011 R3)

    3U8G Series Appendix A Installing the CPU (Socket: LGA2011 R3)
  • Page 47 3U8G Series The cover must be placed if returning the motherboard for after service.

  • Page 48: Installing The Cpu (Socket: Lga2011)

    Installing the CPU (Socket: LGA2011)
  • Page 49 3U8G Series...
  • Page 50 The cover must be placed if returning the motherboard for after service.

  • Page 51: Installing The Cpu Fan And Heatsink

    3U8G Series Installing the CPU Fan and Heatsink Before you installed the heatsink, you need to spray thermal interface material between the CPU and the heatsink to improve heat dissipation. Passive heatsink for narrow ILM socket...
  • Page 52 Installation of Memory Modules (DIMM) 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. For more information about DIMM installation, please refer to the User Manual that comes with the serverboard you use.
  • Page 53 3U8G Series Appendix B Installing the Server in a Rack This section describes how to rackmount the server with slide rail assemblies. 1. The rails installation instructions in this manual are example only, your actual rail assembly procedure may differ slightly . 2.
  • Page 54 To slide a chassis rail back into the slide rail assembly, push the blue release button toward the rear, and simultaneously slide the chassis rail into the slide rail assembly until it is locked and cannot be pushed further. Attaching the Chassis Rails to the Server Position a chassis rail along one side of the chassis, and align the keyhole openings on the chassis rail with the locating pins on the side of the chassis.
  • Page 55 3U8G Series Attaching the Slide Rail Assemblies to the Rack Determine where to attach the slide rails. Make sure you have enough free space above the slide rail bracket for the chassis. For a 3U server, 6 holes of free space above the slide rail bracket are required. If you use a 4U top cover for the server, you need to have 9 holes of free space above the slide rail bracket.
  • Page 56 Extend the pre-attached front and rear adjustable brackets on the slide. Do not fully tighten the nuts yet. Rear Bracket Front Bracket Adjust the brackets to accommodate the depth of the rack. 1 1 U 1 1 U...
  • Page 57 3U8G Series Align the holes on the brackets with the mounting holes you selected on the rack. Tighten the screws to secure the slide rails to the rack. Make sure the rear bracket meets the rear vertical rail of the rack. 1 1 U Fully tighten the lock nuts on the rear bracket.
  • Page 58 Sliding the Server into the Rack Ensure that the slide rails are properly and securely attached to the rack. Fully extend the slide rails from the rack by pulling the inner rails out until they are locked and cannot be pulled out further. 1 1 U To slide an inner rail back into the slide rail, press the metal tab on the inner rail, and simultaneously slide the inner rail into the slide rail .
  • Page 59 3U8G Series Slide the server slowly and evenly all the way into the cabinet to ensure that the slide assemblies are working correctly. The server is heavy. For safe lifting, two or more persons are required to install the server into the rack.
  • Page 60 Tighten the two thumb screws on the front of the server to secure the server to the rack. To remove the server from the rack, reverse these instructions. When connecting cables to the server, make sure there is enough cable slack so you can slide the server in and out of the rack without accidentally unplugging a cable.

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