Sun SPARC(R) Enterprise T5120/T5220 Power Distribution Board Removal [Video]

Asset ID:	1-71-1011586.1
Update Date:	2010-10-12
Keywords:

Solution Type Technical Instruction Sure

Solution 1011586.1 : Sun SPARC(R) Enterprise T5120/T5220 Power Distribution Board Removal [Video]

Applies to:

Sun SPARC Enterprise T5120 Server
Sun SPARC Enterprise T5220 Server
All Platforms

Goal

Complete the following steps to remove the Sun SPARC(R) Enterprise T5120/T5220 power distribution board:

Video - Power Distribution Board Removal T5120 & T5220 (05:00)

Sunsolve users must download the attachment to view the video.

Solution

Note: It is easier to service the power distribution board with the bus bar assembly attached.
1. Power off the system and slide the system out of the rack.

2. Remove the top cover.

3. Remove the motherboard assembly.

4. Remove both power supplies from the chassis.

5. Disconnect the top cover intrusion switch cable connector from the power distribution board.

Note: On the Sun SPARC Enterprise T5220, you have to remove four No. 2 Phillips screws that secure the PDB to the power supply backplane, at this point.

7. Remove the No. 2 Phillips screw securing the PDB to the chassis.

8. Grasp the bus bar and pull the PDB/bus bar assembly to the left, away from the paddle card.

9. Lift the PDB/bus bar assembly up and out of the system.

To install a power distribution board, reverse this procedure.

10. The Power Distribution replacement FRU contains the Chassis Serial Number. After replacing the power distribution board FRU, to set in the new FRU the electronic chassis serial number, perform the following service commands:

Caution – Once the power distribution board is programmed with an electronic
chassis serial number, the serial number cannot be changed. When executing
the following commands, ensure that you run the commands correctly and that
you enter the correct chassis serial number because you will not be able to
change it. The chassis serial number is used to obtain product support.

Login in to the "admin" account of the Service Processor, then:

sc> setsc sc_servicemode true
Warning: misuse of this mode may invalidate your warranty.

sc> setcsn -c chassis_serial_number
Are you sure you want to permanently set the Chassis Serial Number
to chassis_serial_number [y/n]? y
Chassis serial number recorded.

sc> showplatform
SPARC-Enterprise-T5120
Chassis Serial Number: chassis-serial-number
Domain Status
------ ------
S0 Running

sc>setsc sc_servicemode false

Product
Sun SPARC Enterprise T5220 Server
Sun SPARC Enterprise T5120 Server

power, distribution board, removal, replacement, VT
Previously Published As
91538

Change History
Date: 2009-11-19
User name: Dencho Kojucharov
Action: Updated
Comments: Currency check, audited by Dencho Kojucharov, Entry-Level SPARC Content Lead
Date: 2007-12-14
User Name: 71396
Action: Approved
Comment: Publishing
Version: 1
Date: 2007-12-14
User Name: 71396
Action: Created
Comment:
Version: 0
Product_uuid
6bfd9efc-e300-11db-8c3c-080020a9ed93|Sun SPARC Enterprise T5220 Server
c7288201-e2ff-11db-8c3c-080020a9ed93|Sun SPARC Enterprise T5120 Server

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