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HP ProLiant ML350 G3 Server series - Removing and Replacing a PCI Expansion Board


This document is provided to assist in removing and replacing the expansion board for the HP ProLiant ML350 G3 Server series.


Minimum skill level

The End User requires no hardware-specific training to replace the defective part. The End user should have familiarity with system hardware and software requiring repair.


Parts required

NOTE: Part numbers are subject to change.

The replacement part number will vary depending on the expansion board that is being replaced. If a part is listed as "Yes" under "Requires Return" then the defective part needs to be returned to HP. Click here for more information on returning parts to HP .

Part Number
Requires Return
PCI Storage Controllers
Smart Array 6402/128 Controller (Option: 273915-B21)
309523-001 (Original)
Note: Controller only, no memory module.
Smart Array 6404/256 Controller (Option: 273914-B21)
309520-001 (Original)
Note: Controller only, no memory module.
Smart Array 641 Controller (Option: 291966-B21)
305414-001 (Original)
Smart Array 642 Controller (Option: 291967-B21)
305415-001 (Original)
64-Bit/66-MHz Dual Channel Wide Ultra3 SCSI Adapter, Alternate OS (Option: 284688-B21)
129281-001 (Original)
64-Bit/133Mhz Dual Channel Ultra320 SCSI Adapter (Option: 268351-B21)
272653-001 (Original)
403051-001 (Modified)
PCI Network Controllers
NC1020 Cu Gigabit Server Adapter 32 PCI Single Port (Option: 353377-B21)
395863-001 (Modified)
NC6170 Dual Port PCI-X 1000SX Gigabit Server Adapter (Option: 313879-B21)
313585-001 (Modified)
NC6770 PCI-X Gigabit Server Adapter, 1000-SX (Option: 244949-B21)
247000-001 (Original)
NC7170 Dual Port PCI-X 1000T Gigabit Server Adapter (Option: 313881-B21)
313586-001 (Original)
NC7771 PCI-X 10/100/1000-T Server Adapter (Option: 290563-B21)
268794-001 (Original)
404820-001 (Modified)
Remote Management Insight Lights-Out Edition II board (Option: 227251-001)
232386-001 (Original)
NOTE: For customers in countries/regions with RoHS legislation* (e.g. EU, China, etc.) restricting the use of hazardous substances in electrical equipment. The use of the Original Spare part is regulated by RoHS legislation. If your unit contains a part that is labelled with the Modified Spare number, the Modified Spare must be ordered as the replacement part. If your unit contains a part that is labelled with the Original Spare number, please order the Original Spare as the replacement part. In this case either the Original Spare or the Modified Spare may be shipped which will not affect performance or functionality of the unit.


Summary of instructions

To view a video demonstrating the procedure for removing the expansion board, click on the link below. Or use the product video listing on the HP Services Media Library , then select expansion board from the menu on the upper left hand side of the screen.

Click here to view the expansion board removal video .

Right-click on the video link above to open in new window / tab.

Expansion board removal

  1. Review the safety considerations before performing the steps listed below by clicking on the following link:

    Click here to view the precautions.

    CAUTION: Failure to comply with the precautions could result in damage to your product or loss of data.
  2. Power down and remove power from the server.

  3. Remove the access panel .

  4. Remove the bezel (or bezel door ).

  5. Disconnect any cables connected to the expansion board.

  6. If an expansion board retainer is in place, loosen the thumbscrew of the expansion board retainer, and then lift the retainer up and out.

  7. Press the top of the expansion slot latch and pull it back.

  8. You might need to remove the neighboring slot blanks (or boards) to facilitate the removal of the expansion board.

  9. Remove the expansion board.

  10. If the expansion board is not being replaced immediately, replace the expansion board retainer.

Expansion board replacement

  1. Remove the expansion board retainer.

  2. Press the top of the blue latch clip and then push the latch clip back.

  3. If installing, pull the blank up and out.

  4. Set the expansion board in place and press down to seat it.

  5. Pull the top of the expansion slot latch, and close the latch.

  6. Replace the expansion board retainer, and then fasten its thumbscrew.

  7. Reconnect any cables connected to the expansion board.

  8. Replace the access panel .

  9. Close the bezel (or bezel door ).

  10. Replace power and power up the server.


Parts return

If your part requires return then click on the appropriate link below:

Click here for the defective parts return procedure for US .

Click here for the defective parts return procedure for Europe .


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