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Cubix Corporation 

 2800 Lockheed Way 

 Carson City, NV 89706-

0713 ● Page 9 

Sales 800.829.0550 

 

http://www.cubix.com

 

 sales@cubix.com 

 xprm8g3-825urp24-20181001 

 
7.  Remove the screws holding Xpander top cover, remove it and set it aside. 
8.  Remove the graphics or other controllers and pack them in the original packaging. 

 
9.  Replace the hold-down brackets and tighten the captured screws. 
10. Pack the graphics cards or other controllers within the boxes in which you received them. 
11. Replace the Xpander Rackmount Elite front top cover, replace the screws and remove the 

power cords. 

12. Remove the two outer slide mounts by sliding each out until it stops. Press the catch to 

release and remove the outer slide mount. 

13. Remove the two slide mounts from the Xpander sides. 
14. Store all the screws, nuts and G-nuts in the plastic bag included. Tape the bag to the rails 

and wrap the rails together. 

15. Remove the HIC(s) from the host computer. 
16. Within the original packaging, pack the Xpander, the power cords, the HIC(s) and the boxed 

graphics cards. Include a copy of these instructions. 

 
 

Troubleshooting 

Issue: 

Cable LED inside Xpander does not light green. 

Resolution: 

Check the following: 

  Confirm that the HIC is firmly seated in a PCIe slot within the host computer. 

  Confirm that the cable connector is firmly seated HIC connector port. 

 
Issue: 

Cable LED inside Xpander flashes green even though I have a PCIe x16 HIC 
and cable. 

Resolution: 

The internal Cable LED should light steady green. If the Cable LED flashes, it is 
transferring data at a reduced bandwidth because you installed the PCIe x16 HIC 
in a Gen 1 slot or a PCIe x8 (electrical) slot. If your HIC is PCIe x8, you installed 
it in a Gen 1 slot. The HIC operates at full bandwidth when installed in a PCIe 
Gen 2 slot. 

 
Issue: 

Slot LED inside Xpander does not light green. 

Resolution: 

Shut down the OS gracefully, power down Xpander and reseat the GPUs in each 
PCIe slot. Make sure that you seat each GPU firmly in its slot and that you 
connect all aux power connectors firmly. 

 
Issue: 

Slot LED inside Xpander flashes green even though I installed a PCIe x16 Gen 3 
GPU or card. 

Resolution: 

Slot LEDs should light steady green. If they are flashing, it may be because the 
GPUs in the slots do not have a processing load. Apply a processing load on the 
GPUs. If the s

lot LEDs still flash green, check the vendor’s link for a driver 

update. 

 

Warning 

Before lifting Xpander out of a cabinet, ask for assistance. 

Warning 

Remove GPUs or other adapters before shipping Xpander. 

Summary of Contents for Xpander Rackmount 8 5URP24

Page 1: ...epro W9100 Contact Cubix Customer Service customerservice cubix com if you have questions XPRM8G3 5URP24 provides two sets of four PCIe x16 for a total of eight slots for GPUs for use with high performance computing HPC and other Compute Unified Device Architecture CUDA or OpenCL OpenGL enabled applications Rack Mount 8 also supports other PCIe adapters with multiple Input Output IO ports such as ...

Page 2: ...us x16 cable connected 8 0Gbps 5 0Gbps or 2 5Gbps x16 link speed x16 cable Connected or not connected status Slot 1 8 x16 transfer rate theoretical PCIe Gen 3 0Gbps x16 128 0Gbps LCD panel backlight Toggle on off using right button Storage devices Serial Attached SCSI SAS direct attached with 24 port RAID controller SSD Maximum Devices 24 Drive Format 2 5 inch 63 5mm SSD 3 5 inch 88 5mm SSD Transf...

Page 3: ...d loads device drivers Start up Installation Test Procedure with Detail Each Rack Mount 8 provides two MIBs with four slots for a total of eight PCIe x16 slots The MIB supports either one or two host computers During this procedure place the Rack Mount 8 enclosure on a stable surface Use a Philips 2 screwdriver for this procedure Make sure all AC power to Xpander is disconnected Do not install gra...

Page 4: ...1 Cable LED lights green Proceed to the next step to install adapters 8 Switch off AC power to the host computer Leave the power cords and the external PCIe cables to the host computer connected 9 Disconnect AC power from Xpander MIB or main board in which you plan to install the GPUs 10 Remove the screws for holding down the PCIe card end brackets 11 Install the graphics or other controller s in ...

Page 5: ...n To determine the BusID for the GPU you wish to use as the primary display run the scanpci tool discussed in Step 17 16 Power up the computer s and the Rack Mount 8 to confirm that the appropriate slot link LEDs are lit green which confirms that you have installed a controller correctly in each slot Refer to the appropriate image above to identify slot LEDs 17 Confirm that your operating system O...

Page 6: ...ttom line This is the Start menu Access all other main menu items by pressing the left button for a MIB the middle button for a menu selection and then the right button for a sub menu selection The upper right corner of the LCD shows a flashing asterisk This indicates that the on board Micro Controller Unit MCU is running properly If the asterisk is not flashing or the LCD is not responding reset ...

Page 7: ...b Menu 1 Display the temperature of the 3 temperature sensors in degrees Celsius Note If a temperature sensor fails FLT fault appears under the failed sensor Sub Menu 2 Bridge left Bridge right IC Temperature Range 20C 125C C when power is off Menu 4 Fan Status Menu Sub menu Sub menu Sub menu Submenu Menu 4 Fan Status Sub Menu 1 4 Indicates fan status for fans 1 4 Note Fan speed is controlled by a...

Page 8: ...ard edge Fan Profile JP8 PIC_RB0 JP7 PIC_RB1 Performance Mode 1 2 1 2 Quiet Mode 1 2 2 3 High Performance Mode 2 3 1 2 GPU Mode 2 3 2 3 Fan Profile Guidelines GPU Mode supports 4 x double wide GPUs like NVIDIA Quadro or GTX Series High Performance Mode supports 2 3 double wide GPUs and Performance Mode Performance Mode supports 2 x double wide GPUs Quiet Mode supports 1 x double wide GPU or 4 x si...

Page 9: ...ion Check the following Confirm that the HIC is firmly seated in a PCIe slot within the host computer Confirm that the cable connector is firmly seated HIC connector port Issue Cable LED inside Xpander flashes green even though I have a PCIe x16 HIC and cable Resolution The internal Cable LED should light steady green If the Cable LED flashes it is transferring data at a reduced bandwidth because ...

Page 10: ...wledge the first fault the LCD will jump to the next fault and the LCD backlight will once again flash on off This continues until you clear all faults Resolution Press the MIB button momentarily to identify the MIB with the fault Acknowledge the fault by pressing the Menu button which will either stop the LCD flashing and the LCD will remain at the fault or the LCD will jump to the next fault and...

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