OverviewRemove system boards together with all internal components

Send boxed board offsite for rework.Reinstall system boards into chassis upon return.

Daily Volumes 20 or 40

Work Stream Overview

1. Twitter removes 20 to 40 servers from racks and hands off to Onsight technician.

2. Technicians removes system boards from server chassis.

3. Technicians pack system boards for shipment.

4. Carrier pick up from Twitter arrives at Data Center to exchange motherboards

Workstation

Phase 1

Power Testing De-install System board

Packaging and Shipping of System board

Servers given from Twitter, ready to dismantle

Power Testing Server Units

System board in anti-static bag ready to be packaged and sent for rework

Phase 2System board Exchange

System boards packaged and ready for shipment to be reworked with capacitor upgrades

Reworked System board Exchange

Phase 3

System board to Chassis Assembly and Power Tests

Reworked system boards received and ready to re-install system boards back into chassis

Rack of server chassis awaiting installation of reworked system boards

Re-Installation of Reworked system boards and servers ready for power testing

Phase 4

BIOS Testing and Return upgraded units back to Twitter

Power Testing Server Units after Re-install

BIOS Test: The final process before returning Servers to Twitter

BIOS (HP PROLIANT)

Updated Servers ready for Server racks

1000 of 3000 Servers Completed

Troubleshooting and Diagnostic Testing of problems we had during the process of completing the project

Power Failure

System board failure

Broken Heat Sink

Tear-down process of swapping components from defective system boards to a new one

Removing CPU for Motherboard swap

CPU Swap from defective system board

System board returned with bad heat sink

Fun FactI used this single Torx screwdriver to de-install, Re-install 800 motherboards in a four month

duration