How to Remove / Replace the PDU in SL8500 Library:ATR:1365634.1:2

Asset ID:	1-71-1365634.1
Update Date:	2017-04-24
Keywords:

Solution Type Technical Instruction Sure

Solution 1365634.1 : How to Remove / Replace the PDU in SL8500 Library:ATR:1365634.1:2

Applies to:

Sun StorageTek SL8500 Modular Library System - Version Not Applicable and later
Information in this document applies to any platform.

Goal

How to remove and replace a failed power distribution unit (PDU) in an SL8500 library.

Fix

DISPATCH INSTRUCTIONS
- WHAT SKILLS DOES THE ENGINEER NEED:
Knowledgeable on the SL8500 library hardware.

TIME ESTIMATE: 60 minutes

Task Complexity: 2

FIELD ENGINEER INSTRUCTIONS:
- PROBLEM OVERVIEW
   Failed power distribution unit (PDU)

- WHAT STATE SHOULD THE SYSTEM BE IN TO BE READY TO PERFORM THE
RESOLUTION ACTIVITY?
   Library must be offline to Host and ACSLS/HSC when only 1 PDU is involved.

- WHAT ACTION DOES THE ENGINEER NEED TO TAKE:
Removing the PDU:
1. Open the library rear doors.
2. If only one PDU is present, ask the operator to place the library offline to the Host/ACSLS
3. Set PDU circuit breaker to OFF(down).
     NOTE: The N+1 PDU assembly does not have circuit breakers
4. Remove T25 screws securing the PDU.
5. Pull the PDU, by the hand hold, straight out to unseat the connectors, and remove the PDU assembly
     completely out of the slot.

Replacing the PDU:
1. Set the replacement PDU circuit breaker to OFF(down).
2. Position the replacement PDU in the slot, then push it fully into the slot to seat the connectors.
3. Insert and tighten two T25 screws to secure the PDU.
    Note: There is one screw at the top and one screw at the bottom.
4. Set the replacement PDU circuit breaker to ON(up)
5. Verify PDU LEDs are ON.
    NOTE: The N+1 PDU does not have LEDs.
6. Close the library rear doors.
7. If necessary, ask the operator to place the library online to the Host/ACSLS.

OBTAIN CUSTOMER ACCEPTANCE
- WHAT ACTION DOES THE CUSTOMER NEED TO TAKE TO RETURN THE SYSTEM TO
AN OPERATIONAL STATE:
   Verify library is completely online and all power is good via the Op Panel

PARTS NOTE:
Part Data:
Part Number      Description                            Qty
4196419xx        PDU Assy, AC, DELTA        1-2
4196418xx        PDU Assy, AC, WYE            1-2
4196420xx        PDU Assy, AC, SUVA          1-2
4196417xx        PDU Assy, AC, 1PH              1-2
NOTE: The Delta PDU is typical for US installations.   The WYE is used mostly in Europe.
              The singlephase PDUs have 3 visible circuit breakers

REFERENCE INFORMATION:
1. SL8500 User's Guide:
     http://download-adc.oracle.com/archive/cd_ns/E21096_01/418609001AB/418609001AB.pdf
2. SL8500 Removable Parts Catalog
     http://download-adc.oracle.com/archive/cd_ns/E21096_01/96139/96139.pdf
3. SL8500 Full Components List:
     https://support.us.oracle.com/handbook_internal/Systems/SL8500/SL8500_components.html

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