HUB Replacement in System Cabinet

Prerequisites

Overview

Procedure

  1. Remove L Upper Front Cover and R Upper Front Cover and Rear Cover. SC Cover Removal.
  2. To withdraw CAM Lite2 chassis, remove CAM Lite Access Plate and check remove optical cables from STIF Board.

    Figure 1. opt cable removal

  3. Disconnect the following connectors from front panel of CAM Lite 2 and HUB.

    • Ethernet swith (HUB): port 6, port 7, port 8

    • UPM1, 2: J3

    • NB DET1, 2: J1, J4

    • NB AIF: J3, J5

    • IRF3: J8, J11, J13

  4. Loosen 4 screws which are tightening CAM Lite 2 bracket and chassis.
  5. Withdraw CAM Lite Assy until it stops at stopper position.
    note:

    When draw out the unit, be careful no to damage cables and unit.

    Figure 2. Withdraw CAM Lite Assy

  6. Cut the tie-wraps fixing HUB power cable of CAM rear side.
  7. Disconnect all connectors and power cable from HUB.
  8. Disconnect the power cable or power adapter from SC inner panel.
  9. Remove 2 screws from front side of support bracket, and loosen 2 screws fixing rear side of support bracket, and remove support bracket and HUB.

    Figure 3. HUB Removal

  10. Restore System Cabinet by reverse order of removal.