• Optima MR450w BASE 1.5T System Service Methods
  • 5690012-2EN Revision 3
  • Object ID: 00000018WIA30B9A260GYZ
  • Topic ID: id_2029621 Version: 1.1
  • Date: Nov 19, 2020 8:15:28 AM

Removing the 48V Integrated Control Engine (ICE) DC Power Supply (DCPS)

Installs the ICE DCPS into the Power Gradient RF (PGR) cabinet.

Prerequisites

Personnel requirements
Required personsPreliminary requirementsProcedureFinalization
1-5 minutes-
Tools and test equipment
ItemQuantityPart numberManufacturer
Nonmagnetic Titanium Service Tool Kit, Small Set15113258-

Procedure

  1. Open the PGR door.
  2. Disconnect the ICE DC cable from the DCPS.
  3. Disconnect the AC power cable from the DCPS.
  4. Loosen the captive fastener securing the DCPS to the tray.
    Figure 1. 48V ICE DCPS
    148V ICE DCPS tray
    248V ICE DCPS
    3Captive fastener
  5. Remove the ICE DCPS from the ICE DCPS tray.