How to remove and replace a T5140/T5240 or T5120/T5220 Power Distribution Board:ATR:1496:1

Asset ID:	1-71-1307335.1
Update Date:	2016-08-18
Keywords:

Solution Type Technical Instruction Sure

Solution 1307335.1 : How to remove and replace a T5140/T5240 or T5120/T5220 Power Distribution Board:ATR:1496:1

Applies to:

Sun SPARC Enterprise T5140 Server - Version Not Applicable and later
Sun SPARC Enterprise T5240 Server - Version Not Applicable and later
Sun SPARC Enterprise T5120 Server - Version Not Applicable and later
Sun SPARC Enterprise T5220 Server - Version Not Applicable and later
Information in this document applies to any platform.

Goal

How to remove and replace a T5x20/T5x40 Power Distribution Board

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Solution

DISPATCH INSTRUCTIONS

WHAT SKILLS DOES THE ENGINEER NEED:
T5x20/T5x40 product training or field experience with other CMT servers.

TIME ESTIMATE: 170 minutes

Task Complexity: 1

FIELD ENGINEER INSTRUCTIONS

PROBLEM OVERVIEW:

Power Distribution Board Failure

WHAT STATE SHOULD THE SYSTEM BE IN TO BE READY TO PERFORM THE RESOLUTION ACTIVITY?

Customer should conduct an orderly software system shutdown. Power down system and disconnect Power Cord, Remove Right Side Panel, Remove Left Side Panel, Avoid Electrostatic Discharge, Remove a Power Supply and Remove Disk Fan Tray Assembly. Also note chassis serial number and server part number, printed on a label located on side of chassis.

WHAT ACTION DOES THE ENGINEER NEED TO TAKE:

1) Remove Power Distribution Board

1. Remove motherboard assembly.

2. (T5140) Remove all power supplies.

3. (T5240) Remove mezzanine riser guide.

4. Disconnect top cover interlock cable from power distribution board.

5. (T5240) Disconnect ribbon cable between power distribution board and power supply backplane.

6. (T5240) Remove 4 No. 2 Phillips screws securing power distribution board to power supply backplane.

7. Remove No. 2 Phillips screw securing power distribution board to chassis.

8. Grasp bus bar and pull power distribution board/bus bar assembly to left, away from paddle card.

9. Lift power distribution board/bus bar assembly up and out of system.

10. Place power distribution board/bus bar assembly on an antistatic mat.

2) Install Power Distribution Board

1. Lower power distribution board/bus bar assembly into chassis.

2. Slide power distribution board/bus bar assembly to right, until it plugs into paddle card.

3. Install No. 2 Phillips screw to secure power distribution board to chassis.

4. (T5240) Attach 4 No. 2 Phillips screws securing power distribution board to power supply backplane.

5. (T5240) Connect power supply backplane ribbon cable to plug on power distribution board.

6. Connect top cover interlock cable to power distribution board.

7. (T5140) Install power supplies.

8. Slide each power supply into its bay until power supply locks into place.

9. (T5240) Install mezzanine riser guide.

10. Install motherboard assembly.

11. At ALOM CMT command line interface, use setcsn command to set chassis serial number and setcpn command to set server part number on power distribution board.

OBTAIN CUSTOMER ACCEPTANCE

WHAT ACTION DOES THE CUSTOMER NEED TO TAKE TO RETURN THE SYSTEM TO AN OPERATIONAL STATE:

Boot system and monitor boot sequence for errors. Test functionality of system:
1. Run the Solaris "fmadm faulty" and SP/ILOM "show faulty" command (if only ALOM is supported run "showfaults -v" command) to verify that the fault has been cleared.
2. Perform one of the following tasks based on your verification results:
* If the previous steps did not clear the fault, refer to doc 1004229.1 for information about the tools and methods you can use to diagnose and clear component faults.
* If the previous steps indicate that no faults have been detected, then the component has been replaced successfully. No further action is required
3. Restart software applications per applicable administration guides to resume system operation.

PARTS NOTE:

Procedure for replacement shown for T5140/T5220. Same procedure of replacement for T5120/T5220, just a part model is different, see handbook and service manual.

For more details, refer to:

https://support.oracle.com/handbook_partner/Systems/SE_T5140/components.html

https://support.oracle.com/handbook_partner/Systems/SE_T5240/components.html

https://support.oracle.com/handbook_partner/Systems/SE_T5120/components.html

https://support.oracle.com/handbook_partner/Systems/SE_T5220/components.html

REFERENCE INFORMATION:

Refer to Service Manual of corresponding product:
T5120/T5220: http://docs.oracle.com/cd/E19839-01/index.html
T5140/T5240: http://docs.oracle.com/cd/E19712-01/index.html

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