• Topic ID: id_17479548
  • Version: 1.0
  • Date: Aug 28, 2018 3:55:36 PM

DAS PS Fuse Board Replacement

Prerequisites

Overview

This procedure defines the steps necessary to replace the DAS PS fuse board.

Procedure

  1. Remove the gantry right side cover and disable “Axial Drive”, “HVDC” and “120VAC” switches from the service switch panel.
  2. Remove the gantry left side cover.
  3. Position the DAS at the 12 o’clock position, and lock the gantry in position using the rotational lock.
  4. Remove the fuse board plastic cover by unscrewing its four screws.

    Figure 1. Plastic Cover Removal

  5. Disconnect all cable connectors from the fuse board.
  6. Remove the defective fuse board from the DAS PS mounting cover by unscrewing its five screws.

    Figure 2. Fuse Board Removal

  7. Get the new fuse board and secure it to the DAS PS mounting cover. (Torque: 1N-m)
  8. Reconnect all cable connectors to the fuse board and reinstall the plastic cover.
  9. Disengage the rotational lock.
  10. Turn ON “Axial Drive”, “HVDC” and “120VAC” switches.
  11. Restore the gantry to original configuration.

Finalization

No finalization steps.