Motherboard Assembly Replacement

Use this procedure to replace the motherboard assembly if the motherboard or the disk backplane fails.

Before You Begin

For the location of components, see Replaceable Server Module Components.

1. Before removing the server module, back up the SP configuration.

   Refer to the Sun Blade X3-2B (formerly Sun Blade X6270 M3) Administration Guide.

2. Prepare the server module for service.

   See Preparing the Sun Blade X3-2B for Service .

3. Insert a blade filler panel into the empty slot.

   See Insert Server Module Filler Panels.

4. Remove reusable components from the old server module motherboard.

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   Caution - Data loss and over-temperature condition. Label components before removal to ensure components are returned to original slots.

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   1. Perform the following component removal procedures, as required:

      • Remove a Storage Drive

        Note the storage drive positions (0, 1, 2, 3).

      • Remove DIMMs

        Note the DIMM positions.

      • Remove a Processor Heat Sink

        Note the processor positions (0 and 1).

      • Remove a Processor

      • Remove USB Flash Drives

        Note the flash drive positions (0 and 1).

      • Remove a REM Card

      • Remove a FEM

   2. Perform the following filler removal procedures, as required:

      • Remove Storage Drive Filler Panels

      • Remove Optional DIMM Filler Panels

5. Install the components on the replacement motherboard assembly.
   1. Perform the following component installation procedures, as required:

      • Replace a Storage Drive

      • Remove and Install a Processor Cover Plate

      • Install a Processor

      • Install DIMMs

      • Install a REM Card

      • Install a FEM

      • Install USB Flash Drives

   2. Perform the following filler installation procedures, as required:

      • Insert Storage Drive Filler Panels

      • Install Optional DIMM Filler Panels

6. Prepare the server module for operation.

   See Returning Sun Blade X3-2B to Operation .

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   Note - Do not power on the server.

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7. Update the FRUID/serial number on the new motherboard.

   See Update FRUID (Service Only).

8. Restore SP configuration.