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Introduction

Overview

This guide demonstrates how to replace the LED cable in an Open Compute V2 chassis. == Acronyms and Terms == * AC - Alternating Current * DC - Direct Current * LED - Light-Emitting Diode * PSU - Power Supply Unit * SATA - Serial ATA ** ATA - AT Attachment

  1. Power off both server systems in the Open Compute V2 chassis.
    • Power off both server systems in the Open Compute V2 chassis.

    • Remote Power Down: Login to each server to power it off.

    • shutdown -h now;exit

    • Hardware Power Down: Press and hold the power switch for at least three seconds, as annotated.

  2. Disconnect all of the peripheral cables from the server sleds.
    • Disconnect all of the peripheral cables from the server sleds.

    • Engage the locking mechanism on the right side of the Open Compute V2 chassis.

    • Pull the chassis away from the rack.

    • Place the chassis on a work surface.

  3. Disconnect the power connector from the server motherboard. Disconnect the SATA connector from the server motherboard.
    • Disconnect the power connector from the server motherboard.

    • Disconnect the SATA connector from the server motherboard.

    • The SATA connector has a metal tab that must be depressed to release the cable.

  4. Pinch the sled retention lever and pull it forward.
    • Pinch the sled retention lever and pull it forward.

    • Slide the server node out of the chasiss.

    • Repeat these actions for the adjacent server node.

  5. Disconnect the fan power cable from the middle plane board. Disconnect the fan power cable from the middle plane board.
    • Disconnect the fan power cable from the middle plane board.

  6. Remove the right-most fan from the server chassis. Remove the right-most fan from the server chassis.
    • Remove the right-most fan from the server chassis.

  7. Disconnect one DC cable connector from the PSU. Disconnect one AC cable connector from the PSU. Make sure to pinch the connector tabs to release the cables..
    • Disconnect one DC cable connector from the PSU.

    • Disconnect one AC cable connector from the PSU.

    • Make sure to pinch the connector tabs to release the cables..

  8. Pull retention plunger away from the PSU. Push the PSU away from the chassis while holding the plunger outwards, as shown. Push the PSU away from the chassis while holding the plunger outwards, as shown.
    • Pull retention plunger away from the PSU.

    • Push the PSU away from the chassis while holding the plunger outwards, as shown.

  9. Disconnect the LED cable. Route the LED cable connector through the chassis cutout near the PSU socket, as shown.
    • Disconnect the LED cable.

    • Route the LED cable connector through the chassis cutout near the PSU socket, as shown.

  10. Slide the LED cable away each cable management tab in the chassis. Slide the LED cable away each cable management tab in the chassis. Slide the LED cable away each cable management tab in the chassis.
    • Slide the LED cable away each cable management tab in the chassis.

  11. Route the LED through the chassis cutout as shown. Place the LED cable on the side of the chassis.
    • Route the LED through the chassis cutout as shown.

    • Place the LED cable on the side of the chassis.

  12. Release the LED cable from the remaining cable management brackets within the HDD cage. Release the LED cable from the remaining cable management brackets within the HDD cage. Release the LED cable from the remaining cable management brackets within the HDD cage.
    • Release the LED cable from the remaining cable management brackets within the HDD cage.

  13. Push the front of the top (red) LED with your thumb. Pull the red LED cable away from the front of the chassis. Repeat the same process for the bottom (white) LED.
    • Push the front of the top (red) LED with your thumb.

    • Pull the red LED cable away from the front of the chassis.

    • Repeat the same process for the bottom (white) LED.

  14. Place the LED bulbs into their chassis holders. To avoid damaging the cable, apply force to the LEDs most near the bulb. The LEDs will 'click' when positioned properly.
    • Place the LED bulbs into their chassis holders.

    • To avoid damaging the cable, apply force to the LEDs most near the bulb.

    • The LEDs will 'click' when positioned properly.

  15. Route the LED cable back into the chassis cable management brackets. Route the LED cable back into the chassis cable management brackets.
    • Route the LED cable back into the chassis cable management brackets.

  16. Connect the LED cable to the middle plane board.
    • Connect the LED cable to the middle plane board.

  17. Pull the retention plunger away from the chassis.
    • Pull the retention plunger away from the chassis.

    • Release the retention plunger to secure the PSU.

  18. Conncet the AC and DC PSU cables.
    • Conncet the AC and DC PSU cables.

  19. Install the right-most fan. Connect the fan power cable. Ensure the rubber fan grommets securing the fan are positioned correctly, as shown.
    • Install the right-most fan.

    • Connect the fan power cable.

    • Ensure the rubber fan grommets securing the fan are positioned correctly, as shown.

  20. Slide the server sleds back into the Open Compute V2 chassis.
    • Slide the server sleds back into the Open Compute V2 chassis.

  21. Connect the SATA / power cable back into their respective motherboards.
    • Connect the SATA / power cable back into their respective motherboards.

    • Slide the chassis into the rack.

  22. Power on the server by pressing the power button.
    • Power on the server by pressing the power button.

Conclusion

Dozuki System

Member since: 09/24/2009

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