Sun Fire X4470 Server
 

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In this Document

Goal

Solution

Oracle Confidential PARTNER - Available to partners (SUN).
Reason: FRU CAP

Applies to:

Goal

How to Replace a Sun Fire X4470 Power Supply Backplane.

Solution

DISPATCH INSTRUCTIONS

WHAT SKILLS DOES THE FIELD ENGINEER/ADMINISTRATOR NEED?:
Sun Fire X4470 Training

TIME ESTIMATE: 75 minutes

TASK COMPLEXITY: 1

FIELD ENGINEER/ADMINISTRATOR INSTRUCTIONS:

PROBLEM OVERVIEW: A Sun Fire X4470 Power Supply Backplane needs replacement

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

- The system supplies power to the power board even when the server is shut down. To avoid personal injury or damage the server, you must disconnect power cords before servicing the power distribution board.
- Data backup is recommended as a precaution.
- Orderly shutdown of applications, then OS and power down of server.
WHAT ACTION DOES THE ENGINEER NEED TO TAKE:
Remove the Power Supply Backplane
1. Prepare for servicing:
a. Attach an antistatic wrist strap.
b. Power off the server and disconnect all power cords from the server power supplies.
c. Extend the server to maintenance position.
d. Remove the top cover.
2. Pull both power supplies at least part way out of the chassis, to disconnect them from the power supply backplane.
3. Remove memory riser or filler panel closest to the air divider.
4. Remove air divider by pulling it up and out of chassis.
5. Remove ribbon cable connecting the power supply backplane to the motherboard.
6. Remove the screw holding the power supply cover in place and remove the cover.
7. Remove the motherboard.
8. Disconnect the AC cables from power supply backplane.
9. Lift the power supply backplane out of chassis .
10. Unpack the replacement power supply backplane and place it on an antistatic mat.
11. Hold the power supply backplane at the end of the power supply cage and connect the AC cables to the AC connectors on the power supply backplane. (Ensure that the AC cable on the right must be connected to the AC connector on the right, and the AC cable on the left must be connected to the AC connector on the left).
12. Insert power supply backplane into position by ensuring that the tabs on the power board slide onto the hooks on power supply cage.
13. Install motherboard.
14. Replace power supply cover and fasten it in place with the screw.
15. Reconnect the ribbon cable from motherboard to the power supply backplane. 16. Reinstall air divider by sliding it into the chassis.

OBTAIN CUSTOMER ACCEPTANCE

WHAT ACTION DOES THE CUSTOMER NEED TO TAKE TO RETURN THE SYSTEM TO AN OPERATIONAL STATE:
Verify functionality, no service LEDs or messages. Verify via ipmitool output.
Gather and upload explorer.

PARTS NOTE:
The product serial number used for service entitlement and warranty coverage might need to be reprogrammed on the fan board by authorized service personnel with the correct product serial number located on the chassis EZ label.

REFERENCE INFORMATION:

Sun Fire x4470 Server Service Manual

http://download.oracle.com/docs/cd/E19694-01/E21739-01/index.html

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