Remove and Replace a Disk Drive Cage Assembly

$DEV_NAME $FRU_NAME, has been selected.

To prepare for this service action, perform the following:

IMPORTANT:This procedure is disruptive to the customer.

  1. Ensure that the customer has backed up all data to the storage array before powering it off.

  2. Stop all system I/O to the storage array before powering it off.

  • Enable the reserve Common Raid Module (CRM) or Common Expansion Module (CEM) function.

    1. Reserve the CRM/CEM for maintenance.

    2. Enter a description of the service action (replacing a disk drive cage).

    3. Select the estimated amount of time of the service action from the pull-down.

    4. Select the Reserve button.

      a) Other users will be alerted that this service action is in progress when they login.

  • If possible, generate a current FRU inventory.

  • Observe all ESD precautions.

    To Remove and Replace the Disk Drive Cage Assembly

    Important: The tray does not need to be removed from the cabinet to complete this service procedure.

    1. If needed, to help locate the correct tray, activate the White locate LED:

      a) Turn On the White locate LED.

      b) View the tray locate LED location illustration.

    2. If possible, verify the State and Status of the CRM/CEM and all of the FRUs.

    3. From the rear, press the power switches on the power supplies to the Off positions on the tray power supplies where the midplane is being replaced.

      a) View the power-fan switch location illustration.

    4. Remove the power cables from each power supply in the tray being serviced.

    Unseating the Controllers/IOMs

    1. Controller/IOM "A" is located in the upper left corner of the tray and controller/IOM "B" is located in the lower right corner of the tray.

    2. Disconnect the host interface cables (if present) and expansion tray interface cables (if present). Ensure that all cables are labeled before removing them.

    3. For controller/IOM "A", press the tab on the right side of the latch/handle and lift the latch/handle up at the same time to unlock the controller and pull the controller/IOM partially out of the tray. For controller/IOM "B", press the the tab on the left side of the latch/handle and pull the bar down at the same time to unlock the controller/IOM and pull the controller/IOM partially out of the tray.

      a) View the controller/IOM removal illustration.

    Unseating the Power-Fan Assemblies

    1. Power-fan assembly "A" is located in the upper right corner of the tray and power-fan assembly "B" is located in the lower left corner of the of the tray.

      a) View the power-fan assembly location illustration.

    2. For power-fan assembly "A", lift the latch/handle up to unlock the power-fan assembly and pull the power-fan assembly partially out of the tray. For power-fan assembly "B" pull the latch/handle down to unlock the power-fan assembly and pull the power-fan assembly partially out of the tray.

      a) View the power-fan assembly removal illustration.

    Removing the Disk drives

    1. When removing disk drives, label each one with its slot location in the tray so that the drives can be replaced in the correct slots.

      Important: If the drives are not returned to the correct slots data could be lost.

      a) Disk drives are numbered from 1 to 16, starting from the left side of the tray.

      b) View the disk drive location illustration.

    2. Push down on the disk drive latch release to open the drive latch handle.

      a) View the disk drive removal illustration.

    3. Use the latch handle to pull the disk drive out of the failed tray.

    4. Place the removed disk drive carefully on a static free surface.

    5. Repeat steps 1 through 4 when removing the remaining drives.

      Removing the Disk Drive Cage Assembly from the Tray

      1. From the front of the cabinet, remove the 4 screws (2 per side) that secure the tray to the cabinet frame.

        a) View removing the front mounting screws illustration.

      2. Loosen the 4 (2 per top and bottom) captive screws that hold the drive cage assembly in place.

        a) View the removing the drive drive cage assembly illustration.

      3. Pull the disk drive cage assembly out of the tray.

      Installing the new Disk Drive Cage Assembly

      1. Unpack the new drive cage assembly and save all of the packing materials to return the failed drive cage assembly in. Use care when handling either the new or the failed drive cage assembly.

      2. Slide the new disk drive cage assembly into the tray making sure it is completely inserted. Use care so there isn't any damage to the gaskets.

        a) View the inserting the drive drive cage illustration.

      3. Tighten the 4 (2 per top and bottom) captive screws that hold the drive cage in place.

        a) View the tightening the drive drive cage screws illustration.

      4. Install the four screws that secure the tray to the front of the cabinet frame.

        a) View securing the front of the tray illustration.

      Completing the Disk Drive Cage Assembly Replacement

    6. Installing the Disk Drives

      1. Insert the disk drive gently into the new disk drive cage until it connects with the midplane connector.

      2. Push in on the drive handle to firmly secure the drive. The handle will click into place when the drive is fully inserted.

      3. Repeat steps 1 and 2 for the remaining drives.

    7. Reseating the Controller

      1. Push controller "A" until it connects with the midplane connector and push the latch/handle in to the locked position.

      2. Push controller "B" until it connects with the midplane connector and push the latch/handle to the locked position.

      3. Insert the host interface cables (if present) and expansion tray interface cables (if present) to their correct ports.

    8. Reseating the Power Supplies

      1. Ensure the power switches on the power supplies are in the "Off" position.

      2. Push power supply "A" until it connects with the midplane connector and push the latch/handle in to the locked position.

      3. Push power supply "B" until it connects with the midplane connector and push the latch/handle in to the locked position.

      4. Insert a power cord into each of the power-fan assemblies .

      5. Push the power switches to the "On" position.

      6. The Green power LEDs should now be "On".

      7. It will take several minutes for the tray and the disk drives to spin up and become ready.

      8. Check for the Green LEDs on the disk drives, controllers and power supplies.

      9. Verify that the "Status" is now "OK" for all FRUs.

        a) The "State" should be "Enable" and the "Status" should be "OK".

        b) If the FRUs are not "Enable" and "OK" contact your Sun Service provider or your next level of technical support.

      10. A new FRU inventory will need to be created for the new disk drive cage: Generate new FRU inventory.

      11. Disable the reserve CRM/CEM function.

        a) Select the Release button.