How to remove and replace M5000 Power IO Backplane :ATR:1545:4

Asset ID:	1-71-1310825.1
Update Date:	2016-01-20
Keywords:

Solution Type Technical Instruction Sure

Solution 1310825.1 : How to remove and replace M5000 Power IO Backplane :ATR:1545:4

Applies to:

Sun SPARC Enterprise M5000 Server - Version: Not Applicable and later [Release: N/A and later ]
Information in this document applies to any platform.

Goal

How to remove and replace M5000 Power IO Backplane

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Solution

Faulty Power I/O Backplane

*DISPATCH INSTRUCTIONS*

WHAT SKILLS DOES THE ENGINEER NEED:
Engineer should be M4000/M5000 product trained

TASK COMPLEXITY: 2

TIME ESTIMATE: 90 minutes

*FIELD ENGINEER INSTRUCTIONS*

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

A data backup is not a pre-requisite but is a wise precaution.
The customer should conduct an orderly software system shutdown.

WHAT ACTION DOES THE ENGINEER NEED TO TAKE:

1. Turn key switch to the Service position, confirming that the POWER LED is off, and disconnect power cables
2. Remove the top cover

Remove I/O units

1. Disconnect and label all cables that connect to I/O units
2. Remove cassettes from I/O units
3. Using a No. 1 screwdriver, press lock button on left side of I/O unit to free unit release lever
4. Lower release lever to unseat I/O unit
5. Remove I/O units from slot and place on ESD mat

Remove XSCF unit

Remove Power Supply units

Remove Motherboard unit

1. Remove all CPU modules and filler panels and baffles
2. Remove the 8 bus bar screws at the front of the server using a magnetic screwdriver.
3. Loosen the 2 captive screws in the center of the motherboard unit to release the motherboard unit handles.
4. Pull the motherboard unit handles until they are vertical.
5. Remove motherboard unit from server

Caution ? The motherboard unit is a heavy assembly that houses the system
motherboard on the underside. Two people are recommended to lift the unit. The
unit has small feet so that it can rest on its bottom without damaging the
motherboard connectors.

Remove Backplane Unit
1. Unscrew and disconnect the red cable from the backplane unit.
2. Unscrew and disconnect the white cable from the backplane unit.
3. Disconnect the 2 blue serial cables from the backplane unit.
4. Disconnect the black fan backplane power cable from the backplane unit.
This cable can be removed using one hand on the cable latch and the other
passing through the power supply bays to pull the cable itself.
5. Loosen the six 6 captive screws that hold the backplane unit in position
The captive screws can be accessed by reaching through the power supply bays.
6. Disconnect the server end of the ground cable.
7. Tip the backplane unit forward and then pull it out of the server and place it on an ESD mat.
8. Disconnect the ground cable from the backplane unit.
Save the ground cable to reattach to the replacement backplane unit.

Installation is the reverse of the above procedure

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

Boot and check for full functionality

Confirm the hardware by running the following commands:
XSCF> showhardconf -M
XSCF> showstatus

PARTS NOTE:

REFERENCE INFORMATION:
Service Manual: http://download.oracle.com/docs/cd/E19855-01/index.html

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