How to Remove and Replace a Sun Ultra 25/Ultra 45 Workstation Disk Backplane:ATR:1488794.1:1

Asset ID:	1-71-1488794.1
Update Date:	2017-11-30
Keywords:

Solution Type Technical Instruction Sure

Solution 1488794.1 : How to Remove and Replace a Sun Ultra 25/Ultra 45 Workstation Disk Backplane:ATR:1488794.1:1

Applies to:

Sun Ultra 25 Workstation - Version Not Applicable to Not Applicable [Release N/A]
Sun Ultra 45 Workstation - Version Not Applicable to Not Applicable [Release N/A]
Information in this document applies to any platform.

Goal

Sun Ultra 25/Ultra 45 Workstation - How to Remove and Replace a Sun Ultra 25 Workstation Disk Backplane

Solution

DISPATCH INSTRUCTIONS
WHAT SKILLS DOES THE FIELD ENGINEER/ADMINISTRATOR NEED?:

Sun Ultra 25/Ultra 45 Workstation product training is desirable but not required

TIME ESTIMATE: 45 mins

TASK COMPLEXITY: 1

FIELD ENGINEER/ADMINISTRATOR INSTRUCTIONS:
PROBLEM OVERVIEW: Faulty Disk Backplane

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 FIELD ENGINEER/ADMINISTRATOR NEED TO TAKE?:

Replacing the Hard Drive Backplane and Cables

This section describes removal and installation of the hard drive backplane, the signal cable, and the power cable.

Removing the Hard Drive Backplane and Cables

1. Power off the system and attach an antistatic wrist strap. Open and position the chassis, and remove the access panel.

2. Remove all hard disk drives. (Please ensure to note which disks belong to which disk slots)

3. Remove long PCI cards if they are covering the hard drive backplane cables.

Set these components onto an antistatic mat.

4. Disconnect the cables from the following connectors.

- Hard drive backplane signal cable from J4 of the hard drive backplane and J42 on the motherboard

- Power cable P3 from backplane connector J2

5. Using a No. 2 Phillips screwdriver, remove the two screws from the hard drive backplane.

Installing the Hard Drive Backplane and Cables

1. Remove the new hard drive backplane and cables from the packaging.

2. Using a No. 2 Phillips screwdriver, replace the two screws for the hard drive backplane.

3. Reconnect the cables to the following connectors:

- Power cable P3 on backplane connector J2

- Hard drive backplane signal cable from J4 of the hard drive backplane and J42 on the motherboard

4. Inspect the cabling to verify that the signal and power cables are both secure at the backplane and the motherboard.

5. If you removed any long PCI cards, replace them.

6. Insert all hard disk drives (into same disk slots as were installed originally)

7. Reassemble the workstation. Power on the system, and verify the cable installation.

OBTAIN CUSTOMER ACCEPTANCE
WHAT ACTION DOES THE FIELD ENGINEER/ADMINISTRATOR NEED TO TAKE TO RETURN THE SYSTEM TO AN OPERATIONAL STATE?:

Restart software applications per applicable administration guides to resume system operation.

PARTS NOTE:

https://support.oracle.com/handbook_private/Systems/Ultra25/components.html

https://support.oracle.com/handbook_private/Systems/Ultra45/components.html

REFERENCE INFORMATION:

Please refer to the Sun Ultra 25/Ultra 45 Workstation Service and Diagnostics Manual: http://docs.oracle.com/cd/E19127-01/ultra45.ws/819-1892-12/819-1892-12.pdf

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