Replacements
- Operator Workspace
- ISC (Integrated System Cabinet)
  - DCPS
  - SSSA and SSSPS
  - PDU
  - ISC Pen Wall
  - Leak Sensor
  - KASC
  - ICE
  - ICN
    - Replacing the ICN
      Remove and install the Image Compute Node (ICN).
    - ICN Power Supply Replacement (Dell R-620)
      - Replacing the ICN power supply
        This procedure describes the process of replacing the power supply in ICN.
        Shutting down the host computer
        Shutting down the host computer shuts down the system safely and turns off the power to the host computer.
        Applying LOTO - ISC
        Apply LOTO to the Power Distribution Unit (PDU) when servicing this item in the Integrated System Cabinet (ISC). Applying LOTO ensures a safe environment when working on this part.
        Replacing the ICN power supply
        Starting up the host computer
        How to start the host computer.
        Removing LOTO - ISC
        Removing locks and tags, and restoring power to the ISC (Integrated System Cabinet) Power Distribution Unit (PDU).
        Doing a check scan
        A check scan is done at the conclusion of many procedures. This functional check assures the unit is in good clinical working order.
    - ICN Hard Drive Replacement (Dell R-620)
  - GP4 Replacement
  - Replacing the exciter
    Removal and installation instructions for replacing the exciter.
  - Clock Splitter Replacement
  - Driver Module Lite Replacement
  - Ethernet Switch Replacement
  - Dual Drive RF Amp Replacement
  - Replacing the cabinet monitor
    The cabinet monitor communicates system status information to the SCP in the ICE through Ethernet interface. The cabinet monitor also distributes 1-wire signals.
  - PHPS 2 Replacement
  - Top FAN Assy Replacement
  - ISC Cabinet Coolant Flushing Procedure
- ICC (Integrated Cooling Cabinet)
- Magnet Enclosure and Outer Electronics
- Coil Replacement
- Patient Table
- MDP
- Pen Panel

SIGNA™ Hero 3.0T Service Methods
5852800-8EN Revision 1.0
Object ID: 00000018WIA3073CB30GYZ
Topic ID: id_2012604 Version: 5.1
Date: Jul 13, 2021 4:16:32 PM

Replacing the ICN power supply

Procedure

Loosen the fixing screws and lift the ISC PW cover a small distance to remove it.

Note: If the furnished closet door prevents removal, you can separate the PW cover into two pieces by removing 6 screws at the center.

Figure 1. ISC PW Cover
Remove the rear access cover.

Figure 2. ICN Cable Removal
Disconnect the power cable from the ICN power supply.
Toggle the orange locking lever to the center of the supply and then pull the power supply out of the ICN chassis.

Figure 3. Remove ICN Power Supply
Install the new power supply. Insert until the orange tab clicks into place.
Connect the power cable back to the ICN.
Reinstall the system cabinet covers.