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Replacement
Operator WorkSpace Replacement
Replacing the host computer - Dell T5820
Removal and installation instructions to replace the host computer when upgrading the system.
Removing the host computer - Dell T5820
Remove the host computer.

Replacement
- Operator WorkSpace Replacement
  - Dell T5810 Computer Replacement
  - Dell T5810 Lower Level FRU Replacement
  - HUB Replacement
  - PCI AA Replacement
  - GOC Dust Filter Clean/Replacement Procedure
  - Temperature & Humidity Sensor Replacement
  - GOC PDU Replacement
  - Replacing/Installing the SCIM, Keyboard and Mouse
  - Electrical Safety
    You must follow all recommended safety procedures when servicing and working near energy sources.
  - Shutting down the host computer
    Shutting down the host computer shuts down the system safely and turns off the power to the host computer.
  - Starting up the host computer
    How to start the host computer.
  - 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.
  - LCD Monitor Replace with HP HC240
  - Replacing the host computer - Dell T5820
    Removal and installation instructions to replace the host computer when upgrading the system.
    - Electrical Safety
      You must follow all recommended safety procedures when servicing and working near energy sources.
    - Preparing the workstation for a computer replacement
      Prepare the workstation so all data is saved prior to shutting down and replacing the host computer in the GOC.
    - Shutting down the host computer
      Shutting down the host computer shuts down the system safely and turns off the power to the host computer.
    - Lockout / Tagout for the GOC
    - Removing the host computer - Dell T5820
      Remove the host computer.
    - Installing the host computer - Dell T5820
      Install the host computer.
    - Starting up the host computer
      How to start the host computer.
    - Finalizing computer or drive replacement
      Follow this procedure to finalize a computer or hard drive replacement.
  - Replacing the GOC hard drive
    Removal and installation instructions for replacing the solid state drive (SSD) on the host computer.
  - Replacing the DVD drive on the host computer
    Removal and installation instructions for replacing the DVD drive on the host computer.
  - Replacing the CMOS battery - Dell T5820
    Removal and installation instructions for replacing the CMOS battery in the host computer.
  - Clean Dust Filter / Dust Filter Replacement
  - Replacing the Global Operator Cabinet Audio Assembly (GOCAA)
    Removal and installation instructions for replacing the Global Operator Cabinet Audio Assembly (GOCAA).
  - Replacing the Global Operator Cabinet (GOC) Power Distribution Unit (PDU)
    Removal and installation instructions for replacing the Power Distribution Unit (PDU) in the Global Operator Cabinet (GOC).
  - Replacing the CMOS battery - Dell T5820
    Removal and installation instructions for replacing the CMOS battery in the host computer.
- System Cabinet Replacement
- Magnet Enclosure and Outer Electronics
- Rear Pedestal Replacement
- LPCA Replacement
- Coil Replacements
- Lite Patient Transport Replacement
- Low Height Fixed Table
- Coil Blower and Chiller Assemblies

SIGNA MR355 / SIGNA MR360
Service Manual
5856356-3EN Revision 5.0
Basic Service Documentation. Copyright General Electric Company.
Object ID: 00000018WIA30B24840GYZ
Topic ID: id_2014881 Version: 4.1
Date: Jun 7, 2021 3:46:36 PM

Removing the host computer - Dell T5820

Prerequisites


Personnel requirements
Required persons	Preliminary requirements	Procedure	Finalization
1	-	30 minutes	-


Tools and test equipment
Item	Quantity	Part number	Manufacturer
Screwdriver	1	-	-
Disk Management Tool	1	-	-
ESD Strap	1	-	-

Procedure

If installed, disconnect the optional UPS.
For added protection, disconnect the twist-n-lock main power cable from the rear of the console.
Remove the two screws that secure the left side panel of the GOC.

Figure 1. GOC left side panel

Note: The side panel has a short ground lead connecting it to the main chassis. When removing the side panel, do not strain this ground lead.
Disconnect the short ground lead that connects the side panel to the GOC main chassis at the center of the lead.

Figure 2. Left side panel ground lead
Remove the left side panel and put it in a safe place.

Make sure all the cables are properly labeled. If not, note their locations for reattachment.

Figure 3. Dell T5820 cable configuration

Table 1. Dell T5820 cable configuration
Item	Run #	Description
1	NA	GOCAA (line in, line out)
2	NA	Site ethernet
3	E3048	To Keyboard USB port
4	NA	Mouse USB cable
5	E3037	To system cabinet top J25
6	NA	1-wire Adapter
7	NA	Brainwave on host (optional)
8	E3046	To LCD monitor
9	NA	Power cable
11	E3502	To System Cabinet Top J63

Remove all the cables connected to the computer.
Remove the strap(s) from the computer.
Remove the host computer from the GOC.
Loosen or remove the brackets if necessary.
When replacing the host computer or hard drives, do a disk wipe on all applicable hard drives. For more information, refer to the latest revision of the Disk Management Tool Service Manual (5500610-1EN) available from the online documentation library.