OSS EB3450 User Manual

5 slot gen 3 expansion chassis
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ExpressBox 3450
5 PCIe (3.0 x16) Slot Expansion Unit
5 Slot Gen 3 Expansion Chassis User Manual
SKU: EB3450
www.onestopsystems.com

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Summary of Contents for OSS EB3450

  • Page 1 ExpressBox 3450 5 PCIe (3.0 x16) Slot Expansion Unit 5 Slot Gen 3 Expansion Chassis User Manual SKU: EB3450 www.onestopsystems.com...
  • Page 2: Table Of Contents

    EB3450 ....................................8 EB3450 Features ..................................8 EB3450 Technical Specification ............................9 Parts List ....................................10 Components of EB3450 unit .............................. 11 Pre-Installation Information ............................... 13 Tools Required for Installation ............................13 Hardware Installation ................................14 Installation-Procedures Overview ............................ 15 Open Enclosure ..................................
  • Page 3 DC Output Load Distributions ..........................57 3.8.5 Output Signals (Redundant System) ........................58 3.8.6 Environmental ................................59 EB3450 Power Consumption ............................. 59 3.9.1 Power consumption breakdown per hardware ....................59 Express I/O Manager ................................60 Express I/O Management module........................... 60 Web Server and SNMP Features ............................
  • Page 4 Cleaning the Cooling fans ..............................86 7 Frequently Asked Questions (FAQ) ............................88 8 How to Get More Help ................................90 Contacting Technical Support ............................90 Returning Merchandise to OSS ............................90 Appendix A Compliance ................................. 91 EB3450 | 4...
  • Page 5: Preface

    Used to indicate and prevent the following step from causing serious injury or significant data loss Disclaimer: We have attempted to identify most situations that may pose a danger, warning, or caution condition in this manual. However, OSS does not claim to have covered all situations that might require the use of a Caution, Warning, or Danger indicator.
  • Page 6: Safety Instructions

    Safety Instructions Always use caution when servicing any electrical component. Before handling the OSS Expansion chassis, read the following instructions and safety guidelines to prevent damage to the product and to ensure your own personal safety. Refer to the “Advisories” section for advisory conventions used in this manual, including the distinction between Danger, Warning, Caution, Important, and Note.
  • Page 7 Static electricity can harm system boards. Perform service at an ESD workstation and follow proper ESD procedures to reduce the risk of damage to components. OSS strongly encourages you to follow proper ESD procedures, which can include wrist straps and smocks, when servicing equipment.
  • Page 8: Introduction

    OSS ExpressBox 3450 is a 5-Slot PCI Express® Expansion System optimized for High Performance Computing (HPC) applications. Designed specifically for GPUs, the EB3450 is equipped with OSS’s HPC backplane. . This backplane is not only PCIe Gen3, it is also x16 mechanical AND electrical.
  • Page 9: Eb3450 Technical Specification

    -Two 1200W/1500W (2400W/3000W total) PSUs. 1200W PSU per module@120V; 1500W @240V HARDWARE Backplane EB3450: five peripheral slots and one host link slot (All Gen 3 x16) Interconnect Bandwidth PCIe Gen 3 x16: 128 Gbits/sec to all peripherals and host link ENCLOSURE...
  • Page 10: Parts List

    Quantity Host Interface card 1or 2-meter High Speed / HD IO cable (specified at order U.S. Standard 115V Power Cord 1 per supplied PSU Expansion Interface card Quick Start Guide 1200W/1500W Power Supply Modules (installed) Fan (installed) EB3450 | 10...
  • Page 11: Components Of Eb3450 Unit

    One Stop Systems Components of EB3450 unit Once you have completed your inventory, your next step is to be familiarized with components of the OSS EB3450 expansion unit. The expansion unit is composed of the following integral components. Expansion Backplane...
  • Page 12 One Stop Systems EB3450 | 12...
  • Page 13: Pre-Installation Information

    Gather all of the necessary tools required for installation • Read this manual Tools Required for Installation To complete the installation of the OSS product you will need a Phillips-head screwdriver and ESD wrist strap to prevent electrostatic discharge. EB3450 | 13...
  • Page 14: Hardware Installation

    One Stop Systems Hardware Installation The following steps will guide you through the installation of your OSS Expansion System. CAUTION Hardware installation shall be performed only by qualified service personnel. Electrostatic Discharge (ESD) Warning All add-in cards are susceptible to electrostatic discharge. When transporting the cards, it is best to carry the cards in anti- static packaging.
  • Page 15: Installation-Procedures Overview

    One Stop Systems Installation-Procedures Overview Below is the concise version on how to set up the EB3450. Open Enclosure Install Expansion Interface card (If not installed) Install Host Interface card into host computer Install Cable (Connect A to A and B to B on interface cards between the host and expansion chassis...
  • Page 16: Open Enclosure

    SW3; verify the dipswitch is set to x16. EB3450 comes with 1 Expansion Interface card. It is Gen3 x16; it has two available cable ports for linking either x8 or x16 connection. If you need to replace or install the Expansion Interface card, follow the steps below: Check the dipswitch (SW4), make sure it is set to be “ON=EXP”...
  • Page 17: Install Host Interface Card

    Align and mount the low profile bracket.  Install the two mounting screws, do not tighten up the screws yet.  Plug in the two cables.  Alight the bracket and make the adjustment, then tighten up the screws. EB3450 | 17...
  • Page 18 Install the two One Stop System PCIe host interface cards into the host computer. Use available x16 PCIe slot for both Host Interface cards. Plug in the host card to the PCIe slot closest to the PCIe CPU, this allows the BIOS to enumerate the host card first. Secure it with a retaining screw. EB3450 | 18...
  • Page 19 PCI slots, you run the risk of damaging the PCI Express host card if you insert it into a PCI slot. Please ensure that your host computer has PCI Express slots and install the host card only into a PCI Express slot. EB3450 | 19...
  • Page 20: Connect Link Cables

    Connect Link Cables The EB3450 expansion unit uses High Speed / High Density IO cables (HDLSP- High Density Low Skew Pair cable) that deliver superior performance. It is an ideal solution for super-computing and data storage applications including servers, blade servers, and server clusters, providing vast modularity between systems and subsystem.
  • Page 21: Connect Cables To Expansion Unit

    A on the back of the computer / server. • Connect the other end of the 2 cable to host card port x16 B. • Install cable retainer to secure the cable EB3450 | 21...
  • Page 22: Cable Configurations

    One Stop Systems 2.6. Cable Configurations The picture below shows the correct and wrong ways to connect the cables to the interface cards (host and expansion). x16 Cable Configuration EB3450 | 22...
  • Page 23 One Stop Systems x8 Cable Configuration EB3450 | 23...
  • Page 24: Cable Configuration For Eb3450

    One Stop Systems 2.6.1 Cable configuration for EB3450 X16 Cable Configuration x16 Connectivity requires two cables. Make sure to plug in the cables the correct way, A-to-A and B-to-B OR x8-to-x8 and x16-to-x16. x8 Cable Configuration x8 Connectivity only use one cable. Connect cable to port x8 A on both expansion and host cards.
  • Page 25: Install Gpu / Pcie Cards

    6+ 2 pin PCIe cable connector from the expansion unit. Top-of-the-line graphics processing units or GPUs have a built-in Auxiliary power port in which you may attach the PCIe cable connector. The picture below shows how the 6+2 pin connector is attached to the GPU. EB3450 | 25...
  • Page 26: Pcie Card Memory Requirements

    One Stop Systems The picture below is an example of 4 Doublewide NVIDIA K80 GPUs installed in the OSS EB3450 expansion chassis. Note for Nvidia K80 GPUs, an additional power adapter cable is supplied with the GPU to convert from the EB 3450 supply PCI AUX power cables to the newer NVIDIA standard 8 pin ‘CPU POWER’...
  • Page 27: Pcie Card Power Requirements

    75 Watts 8-pin connector provides 150 Watts OSS EB3450 uses 6+2 pin PCIe power connectors. It can be used as 6-pin or 8-pin connector depending on what the PCIe card or GPU requires. 2.7.3 K80 Installation EB3450 | 27...
  • Page 28 3. Align K80 on top of the PCIe slot and slowly push it down until firmly seated. 4. Secure it with the two screws. 5. Connect the EB3450 auxiliary power connector to the K80 breakout auxiliary power adapter. The K80 comes with a breakout auxiliary power adapter.
  • Page 29: Connect Power Cord / Cable

    User can also use 15A 220V-230V power cord / plug. Power Plug and Electrical outlets vary from country to country. Plug in all power cords to the expansion chassis. Each supplied power supply will come with a power cord. Up to two Power Cords for EB3450.
  • Page 30: Connecting To Electrical Outlets

    This also applies to a 220/230V power plug. Be cautious, practice safe and correct methods when powering up your EB3450 expansion unit. Pictures below are different configurations of supplying power to the expansion unit.
  • Page 31: Use Two Separate Circuit Lines

    One Stop Systems In order to power up the system you would need sufficient circuits. Like other appliances, EB3450 expansion unit requires a set amount of volts. 2.9.1 Use two separate circuit lines. This applies to 110V-120V and 220V-230V. The image below is just an example. Electrical outlets vary from country to country.
  • Page 32 Each power supply module is designated with one indicator LED (see picture below). Two Solid Green LEDs (3.3V) are illuminated on both backplanes when the power cable is connected (see picture below). This signifies the unit is on “standby mode”. EB3450 | 32...
  • Page 33: 2.10 Power On Eb3450

    2.10 Power on EB3450 Press the Power Button on the front switch to power up the EB3450 unit. Turn on the OSS chassis first before powering ON the host computer. Check your installation before powering up the OSS Expansion chassis for the first time. Although the power supply has an over voltage protection device built into it, it may not "trip"...
  • Page 34: 2.11 Power On Computer

    One Stop Systems 2.11 Power on Computer To effectively use your OSS chassis as part of your computer system, ensure that all the proper connections are made. Then power on your computer. 2.12 Hardware Check Check inside the expansion unit and verify all LEDs are correctly illuminated. An operational expansion chassis will show the following LEDs lit on the backplane, Host and Expansion Interface cards.
  • Page 35: Check Front Panel Status

    15 Solid Green LEDs (on each backplane) are illuminated when the system is turned on and operating normally. STATUS COLOR D14, D12, D10, D8, D6, D4, D2, D42 Solid Green D1, D3, D5, D7, D9, D11, D13 Solid Green D33, D39, D40, D41, D43, D44, D16 None D37, D36, D35, D33, D32, D15 None EB3450 | 35...
  • Page 36: 2.13 Verify Installation

    Windows No additional software or drivers are needed. The operating system should automatically recognize the OSS expansion chassis. To verify a successful installation on Windows, find the ‘My Computer’ icon and “right click” on it. Then select ‘Manage’ from the pop-up menu.
  • Page 37: Slot# Assignment And Device# Designation

    One Stop Systems The picture below is an screenshot of Windows Device Manager detecting all four GPUs (K40c) in the OSS EB3450. 2.13.2 Slot# Assignment and Device# Designation • SLOT#1------>> Device 8 • SLOT#2------>> Device 16 • SLOT#3------>> Device 20 •...
  • Page 38 One Stop Systems GPU in slot#1 comes up under “device 8” in Windows Device Manager, see screenshot below. EB3450 | 38...
  • Page 39 One Stop Systems GPU in slot#2 comes up under “device 16” in Windows Device Manager, see screenshot below. GPU in slot#3 comes up under “device 20” in Windows Device Manager, see screenshot below. EB3450 | 39...
  • Page 40: Linux

    PCI Express Switches. For example, the image below is showing the OSS Chassis on Bus 2, Device 0, and Function 0. Some information has been deleted, but notice the Link Supported Speed is 8GT/s, Width x16 . This is helpful to know that the chassis is configured for x8 PCI Express Speeds highlighted in In order to obtain detailed information you must login as a sudo user in Linux and type “lspci –vv”...
  • Page 41 One Stop Systems Use the “lspci | grep 8796” command to check that the OSS card slot devices are detected (see image below). EB3450 | 41...
  • Page 42: Slot# And Port Reference

    Use lspci | grep NVIDIA, this allows you to check on the Nvidia GPUs. Device 1024 is the Nvidia K40. GK107 is the local video card (in the host computer). #lspci -s 01:00.0 -vvv | grep LnkSta LnkSta: Speed 8GT/s, Width x16 for our PLX 2.13.4 Slot# and port reference EB3450 | 42...
  • Page 43 One Stop Systems Below is the output text of “lspci-vv”. Showing all OSS card slot devices with two GPU cards installed. OSS devices are highlighted in red. Two GPUs plugged in are highlighted in green (pages 47-48). 01:00.0 PCI bridge: PLX Technology, Inc. Device 8796...
  • Page 44 07:00.1 Audio device: NVIDIA Corporation GK107 HDMI Audio Controller (rev a1) Subsystem: NVIDIA Corporation Device 0967 Flags: bus master, fast devsel, latency 0, IRQ 17 Memory at f7080000 (32-bit, non-prefetchable) [size=16K] Capabilities: [60] Power Management version 3 EB3450 | 44...
  • Page 45 Flags: bus master, fast devsel, latency 0, IRQ 17 Memory at f5080000 (32-bit, non-prefetchable) [size=16K] Capabilities: [60] Power Management version 3 Capabilities: [68] MSI: Enable- Count=1/1 Maskable- 64bit+ Capabilities: [78] Express Endpoint, MSI 00 Kernel driver in use: snd_hda_intel Kernel modules: snd_hda_intel EB3450 | 45...
  • Page 46: Additional Technical Information

    One Stop Systems Additional Technical Information EB3450 Configuration EB3450 | 46...
  • Page 47: Backplane And Leds

    One Stop Systems Backplane and LEDs Five PCIe x16 slot ( electrical and mechanical) One designated Link-Up SLOT for Interface card (see picture below) Slot LEDs, Link and Activity LEDs (see below) Slot LEDs, Link and Activity LEDs EB3450 | 47...
  • Page 48 3V3SL4 (D40) Debug 3V3SL5 (D41) Debug RESET (D42) PCIe Reset EB3450 is in reset EB3450 is out of reset DEBUG (D43) Debug 0V9A (D2) 900 mV Analog Power Solid - power rail OK OFF - power rail out of range 3V3 CLK (D4) 3.3V Clock Power...
  • Page 49: Card Slot Link Leds

    Fast Blinking - Gen 2 Link, Slow Blinking - Gen 1 Link Slot 5 PORT4 (D10) Slot 5 Link Solid - Gen 3 Link OFF – not Linked Fast Blinking - Gen 2 Link, Slow Blinking - Gen 1 Link EB3450 | 49...
  • Page 50: Interface Card And Leds

    If any of the Interface cables are not connected correctly, the LED D5 will stay ON (Amber). Once the cables are connected correctly and the expansion board is powered on and the host is turned on then the amber LED D5 should be off. EB3450 | 50...
  • Page 51: Display Functions Of Interface Card Leds

    For any link below gen 3, the display will alternate between these two. A 75% on 25% off duty cycle indicates a gen 2 link whereas a 25% on 75% off duty cycle is a gen 1 link. EB3450 | 51...
  • Page 52: Reset & Power Status Leds

    1.0V is bad 1.0V is good When on means that the locally generate 1.0V is good and within specification. When off means that there is a problem 1.0V good with the local 1.0V 1.0V is bad 1.0V is good EB3450 | 52...
  • Page 53: Cooling Fans

    3.7.1 How to Replace Fans EB3450 has two fans that are easily replaceable. First you will need to remove the chassis lid. Then locate the two mounting screws located on both sides of the unit ( see pictures below). Slowly pull the fan housing in a slanted position.
  • Page 54 Disconnect the two power cable connectors, see pictures below. Set the fan on a flat and sturdy surface. Remove the screws, see pictures below. Remove the fan grills, see pictures below. Remove metal piece and replace the faulty or defective fan. EB3450 | 54...
  • Page 55: Fan Specs

    71 (Max 75.5) dB-A Installation Type UL: Class A Operating Temp 10 to +70 Deg C Storage Temp -40 to +75 Deg C Operating Humidity 5 to 90% RH Storage Humidity 5 to 95 RH Model PFR091-SP00 EB3450 | 55...
  • Page 56: Power Supply Unit

    Configurable and hot swap capable power supply solutions of (1200W, 2400W, 3450W or 4800W). OSS EB3450 Expansion chassis uses a redundant power supply with the ability to easily replace a power module in the event of a failure. To replace a failed power supply, unscrew the thumbscrews located on the back, simply grab the handle, and pull. Replace the failed module with a new one.
  • Page 57: Dc Output

    The peak current of +12V output is 110% of max rated current and may last for 15 msec. c) No minimum load is required to +5V, +3.3V, -12V and +5Vsb outputs. DC Output Efficiency (power supply module) EB3450 | 57...
  • Page 58: Output Signals (Redundant System)

    The LED light installed on the power supply module is functioning as following: a. Green color – Power module is ON and working properly. b. Amber color – Power module is under Standby Mode or has default. c. No color – No AC Power Connection. EB3450 | 58...
  • Page 59: Environmental

    Mean Time between Failures (MTBF) 100K hours minimum at full load 25 EB3450 Power Consumption The EB3450 expansion unit draws 295W (Fan + SNMP + Backplane + Interface board) of power without any boards / cards in the backplane. 3.9.1...
  • Page 60: Express I/O Manager

    To ensure that you can successfully monitor your new system, you will need to connect it to a local or private hub using a standard RJ-45 Ethernet Cable. To obtain access to the OSS chassis, direct your web browser to the given IP address: 192.168.1.10. You must configure your network on this same domain for this to work.
  • Page 61: Supported Internet Browser

    Set your network settings to configure manually and enter an IP address for your computer of 192.168.1.20 where 20 can really be any free number other than 10. To verify the OSS Expansion chassis on the network open your web browser and direct it to the IP address of the chassis that is 192.168.1.10.
  • Page 62: How To Configure Your Network Setting In Windows Os

    Click "Open Network & Sharing Center" Click Local Area Network Click Properties Select "Internet Protocol Version 4 (TCP/IPV4) Click Properties Select "Use the following IP address" For IP address enter 192.168.1.20 For Subnet mask enter 255.255.255.0 Click OK EB3450 | 62...
  • Page 63: How To Configure Your Network Setting In Linux / Ubuntu

    When done, you can reset the Network Adapter IP address and restart your Network Manager  reset the Network Adapter IP address, sudo ip addr flush eth0 command in the terminal.  restart your Network Manager , type service NetworkManager stop command in the terminal. EB3450 | 63...
  • Page 64: Launch Internet Browser

    Check to see if the cable has been cut, chewed, or otherwise damaged. If it is damaged or broken please replace it with a known good cable. 4.4.6 Authentication Log-in The Authentication login for the browser will appear. The define username will be “default” and the password to be “OSS”. Windows Log-in screen: EB3450 | 64...
  • Page 65: Default Home Webpage

    One Stop Systems Linux / Ubuntu Log-in screen: 4.4.7 Default Home Webpage The user will be directed to the OSS home webpage for the expansion device. See screenshot below as the default home webpage. Express IO Manager Webpage EB3450 | 65...
  • Page 66: Home Tab

    4 users could share the same Expansion set. To add users, click on the checkbox and then enter their name under Enable/Disable Users. You would then configure their setting based on login information and remote monitoring. The configuration is displayed on the Administration tab or Admin. 4.5.3 SNMP SETTINGS EB3450 | 66...
  • Page 67: Alarm Settings

    With the SNMP built into the chassis, you can oversee the configurations that are used to set off an alarm whenever there is a malfunction with the equipment pertaining to the interior of the chassis. This feature is shown on Alarm Settings. These settings are recommended to stay at its default condition. 4.5.5 NETWORK EB3450 | 67...
  • Page 68: Remote Management

    One Stop Systems The Network tab allows you to change your IP address. It can also permit or prevent certain IP addresses from accessing the extended feature of the chassis. 4.5.6 REMOTE MANAGEMENT EB3450 | 68...
  • Page 69: How To Remote Turn On And Off The Chassis

    The remote "Turn On Chassis" is enabled. Press the "Turn On Chassis" button to power up the EB3450. When the EB3450 is powered up, the "Turn On Chassis” button changes to "Turn Off Chassis”. To turn off the EB3450, just press the “Turn Off Chassis” button.
  • Page 70: Fan Control

    The Manager Temp is the temperature of the management module  The Backplane Temp the temperature of the Upstream port.  The port temperatures do not appear in the spotlight window and only appear in pcie_info.HTML. 4.5.9 Fan Control EB3450 | 70...
  • Page 71: Fan Configuration

    One Stop Systems To control your EB3450 fan speeds for better performance and to adjust the noise level. You can manage the velocity of the fan by selecting the desired speed. To access the Fan Control do the following: 1. On your Internet browser type 192.168.1.10/fan_control.html 2.
  • Page 72: How To Reset The Chassis To Factory Default Parameters / Values

    One Stop Systems Restore your EB3450 chassis to the factory default values by pressing front button 10 time continuously . When all values have been restored, the EB3450 will shut down and reboot back up. 4.6.1 How to reset the chassis to factory default parameters / values.
  • Page 73 One Stop Systems Connect Ethernet Cable to Laptop Connect the Other end of Ethernet cable to EB3450 Plug in one power cord to the power supply. * If the unit is completely turned OFF. Plug a power cord to the power supply unit. You need a standby power for the SNMP /NetBurner.
  • Page 74 Click FIND button, select Device, and then click OK Check the Reboot box Click on "Browse", select the EB3450_2_0_0_APP.s19, then click “Open Click update 10. Login Authentication screen will come up, enter User Name: default and Password: OSS EB3450 | 74...
  • Page 75: To Check And Verify If The Update

    Launch Internet Explorer and type in the system IP address 192.168.1.10 and press enter. Enter User Name: default Enter Password: OSS Click OK SNMP Web GUI will come up, on the upper right hand of the web you'll see the updated version "Express I/O Manager 2.0.0 EB3450 | 75...
  • Page 76: Configure Your Snmp Agent

    4.10 Retrieving the MIB File The MIB file is available for download at: http://www.OSS.com/drivers.asp in the SNMP section of that page. After you click on the MIB file link, save the file as type “All Files” to your preferred location. You may then open the file (using Notepad, or...
  • Page 77: 4.11 Accessing The Various Snmp Functions

    MIB Browser by iReasoning is shown below: Under the MIB Tree, the OSS Chassis will have status information that can be read by expanding the respective folders. This information is also available in the Web interface mentioned previously. In addition, if we expand the sendAction folder (as shown above) we gain access to “writable”...
  • Page 78 One Stop Systems Position the EB3450 on its side to gain access to the NetBurner module, see pictures below. Unplug the Ethernet cable EB3450 | 78...
  • Page 79 Lift the NetBurner card out of the interface board with two hands by placing both index fingers underneath the side of the card and both thumbs on the topside of the card, see pictures below. Use firm upward pressure underneath the card and a gentle rocking motion until the card comes loose. EB3450 | 79...
  • Page 80: Netburner Installation

    Align the NetBurner module on top of the Interface board connectors. Gently apply pressure on top of the NetBurner module and slowly press it down until the card is firmly seated. Reconnect the Ethernet cable to the RJ45 port. EB3450 | 80...
  • Page 81: Replacing The Interface Board

    One Stop Systems 4.12.3 Replacing the Interface Board First, disconnect all the attached wires including the Ethernet cable from the board, see picture below. Remove all 4 screws, see pictures below. Remove the Interface board. EB3450 | 81...
  • Page 82: 4.12.4 Interface Board Installation

    To install the new Interface board, just follow the previous steps in reverse order.  Place the board in the chassis and align it on top of the 4 mounting screw-holes.  Secure the board with 4 screws. Connect all wires and plug in the Ethernet cable. EB3450 | 82...
  • Page 83: Troubleshooting

    Locate the Problem If you are having trouble with the OSS Expansion chassis, first verify that all cards and cables are seated properly. Be sure you followed the instructions in earlier sections of this manual. Always remember to power On and Off correctly when rechecking your installation. If you are still having problems, try these troubleshooting steps: The OSS expansion chassis is correctly displayed as a “PCI standard PCI-to-PCI bridge”...
  • Page 84: Add-In Card Doesn't Work

    Replace the “problem card” with a simple card, such as an Ethernet card that has drivers built into the operating system. (Using this “type of card” will avoid any future questions about drivers possibly being installed incorrectly.) Turn on the OSS Expansion chassis, and then turn on the computer. Windows Error Codes If you are having a problem with one of your devices, and the Device status box shows a Windows Error Code, refer to the following list of error codes for guidance.
  • Page 85: Chassis Maintenance

    General Chassis Cleaning The environment where your OSS chassis is operating should be the determining factor as to how often you should perform a general cleanup of the chassis. To perform a routine general cleaning of your chassis, you will need the following: 1.
  • Page 86: Cleaning The Cooling Fans

    The chassis is equipped with an air filter that is easy to remove and clean. To keep your chassis running at its coolest, you should clean it regularly. How often the cooling fans require cleaning depends on environmental conditions where your OSS Expansion chassis is located. To clean the cooling fans, follow these simple steps.
  • Page 87 Remove the dust and buildup from the fan blades by blowing it free with a can of compressed air. If necessary, clean any remaining buildup from the blades with damp cotton swabs. Remove lingering residue with a damp cotton swab or cloth. Reassemble your Fan housing, following the previous steps in reverse order. EB3450 | 87...
  • Page 88: Frequently Asked Questions (Faq)

    12. Can I use iPass cable? Answer: The EB3450 x16 host card is Gen3 and it has different cable ports and will NOT accept an i-Pass cable. The x16 Gen2 Host card can be used with the EB3450 chassis but performance will train down to Gen2 13.
  • Page 89 18. Can I plug in a GPU or any PCIe cards while the EB3450 is On? Answer: Do not plug any PCIe cards while the EB3450 is on as this can cause an electrical short and damage the PCIe card and PCIe slot.
  • Page 90: How To Get More Help

    OSS for warranty repair/ replacement or take advantage of the 30-day money back guarantee, you will need to package the product in a manner similar to the manner in which it was received from our plant. OSS cannot be responsible for any physical damage to the product or component pieces of the product that are damaged due to inadequate packing.
  • Page 91: Appendix A Compliance

    Cet appareil numériqué de la classe A est conformé à la norme NMB-003 du Canada. The product(s) described in this manual complies with all applicable European Union (CE) directives. OSS will not retest or recertify systems or components that have been reconfigured by customers.
  • Page 92 One Stop Systems Manual P/N 09-09998-02 Rev B EB3450 | 92...

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