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Replacements
Patient Table
Replacing the table dock cables
Replaces the dock cables for the dockable patient table.
Installing the dock connector cables
Installs the replacement cables on the magnet-side dock.

Replacements
- Operator Workspace
- ISC (Integrated System Cabinet)
- ICC (Integrated Cooling Cabinet)
- Magnet Enclosure and Outer Electronics
- Coil Replacement
- Patient Table
  - Removing and installing the dockable table covers
    Provides removal and installation instructions for all dockable patient table covers.
  - Replacing a dockable table armboard
    Removes the left- or right-hand armboard from the dockable table and installs a replacement armboard.
  - Replacing the patient table braking system components
    Replaces braking system components for the dockable patient table.
  - Replacing a dockable table cable assembly
    Removes the P1/PE or P2/P4 cable assembly from the dockable patient table and installs a replacement cable assembly.
  - Replacing a table caster
    Removes one of the caster assemblies from the table base and installs a replacement caster.
  - Replacing the cradle flipper assembly
    Replaces the cradle flipper assembly in a dockable patient table.
  - Replacing the dockable table cradle
    Replaces the bottom half of the dockable table cradle.
  - Replacing a dockable table cradle side wheel
    Removes a side wheel from the dockable table patient cradle and installs a replacement wheel.
  - Replacing a dockable table cradle vertical wheel
    Removes a vertically-oriented wheel from the dockable table patient cradle and installs a replacement wheel.
  - Replacing the table dock cables
    Replaces the dock cables for the dockable patient table.
    - 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.
    - 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.
    - Removing the magnet left- and right-hand lower access panels
      Removes the left- or right-hand lower access panel from the magnet front cover.
    - Removing the dockable table interface cover
      Removes the dockable table interface cover from the magnet front cover.
    - Removing the magnet service access trim
      Removes the service access trim. The trim panel covers the screws securing the front and rear service access panels.
    - Removing the magnet front service access panel
      Removes the front service access panel from the magnet to allow access to components mounted on the left-hand side of the magnet.
    - Removing the magnet rear service access panel
      Removes the rear service access panel from the magnet to allow access to components mounted on the left-hand side of the magnet.
    - Removing the magnet service access vent
      Removes the service access vent from the magnet enclosure allowing a ladder to stand close to the magnet on the left-hand side.
    - Removing the magnet left-hand lower front cover
      Removes the lower cover from the left-hand front corner of the magnet.
    - Disconnecting the Digitized Per Pin (DPP) dock cables
      Disconnects the Digitized Per Pin (DPP) dock cables.
    - Removing the dock
      Removes the magnet-side dock.
    - Removing the dock connector cables
      Removes the cables from the magnet-side dock.
    - Installing the dock connector cables
      Installs the replacement cables on the magnet-side dock.
    - Installing the dock
      Installs the magnet-side dock.
    - Installing the Digitized Per Pin (DPP) dock cables
      Installs the Digitized Per Pin (DPP) dock cables.
    - Installing the magnet left-hand lower front cover
      Installs the lower cover onto the left-hand front corner of the magnet.
    - Installing the magnet service access vent
      Installs the service access vent onto the magnet enclosure.
    - Installing the magnet rear service access panel
      Installs the rear service access panel onto the magnet enclosure. This panel covers the components mounted on the left-hand side of the magnet.
    - Installing the magnet front service access panel
      Installs the front service access panel onto the magnet enclosure. This panel covers the components mounted on the left-hand side of the magnet.
    - Installing the magnet service access trim
      Installs the service access trim. The trim panel covers the screws securing the front and rear service access panels.
    - Installing the dockable table interface cover
      Installs the dockable table interface cover onto the magnet front cover.
    - Installing the magnet left- and right-hand lower access panels
      Installs the left- or right-hand lower access panel onto the magnet front cover.
    - Removing LOTO - ISC
      Removing locks and tags, and restoring power to the ISC (Integrated System Cabinet) Power Distribution Unit (PDU).
    - Starting up the host computer
      How to start the host computer.
    - Verifying the dockable table movement
      Makes sure the patient table controls operate correctly.
    - Checking the dockable table emergency egress
      Checks emergency egress functionality for the dockable patient table.
    - 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.
  - Replacing table dock components
    Procedures for replacing field replaceable units contained within the table dock.
  - Replacing the dockable table dummy load
    Removes the dummy load from the dockable table and installs a replacement dummy load.
  - Replacing the egress switch and springs
    Removal and installation instructions for replacing the egress switch and springs.
  - Replacing table electrical docking mechanism components
    Removes table components related to electrical docking and installs replacement components.
  - Replacing the dockable table ElectroMagnetic (EM) clutch and belt
    Removes the ElectroMagnetic (EM) clutch and belt from the dockable table motor and EM clutch assembly, and installs a replacement clutch and belt.
  - Replacing the handle hinge
    Removes the handle hinge from the dockable table and installs a replacement hinge.
  - Replacing the hydraulic cylinder
    Removes the hydraulic cylinder from a dockable patient table and installs a replacement hydraulic cylinder.
  - Replacing the hydraulic filter
    Removal and installation instructions for replacing the hydraulic filter in the dockable patient table.
  - Replacing the hydraulic rotary pump
    Replaces the hydraulic rotary pump of the dockable patient table.
  - Checking and filling hydraulic fluid
    Checks and adjusts the hydraulic fluid level for the dockable patient table.
  - Replacing the dockable table motor
    Removes the longitudinal movement motor from the dockable table and installs a replacement motor.
  - Replacing the dockable table motor coupler
    Removes the rigibelt drive to motor coupler from the dockable table and installs a replacement coupler.
  - Replacing the dockable table Physiological Acquisition Controller (PAC)
    Replaces the Physiological Acquisition Controller (PAC) on the dockable table.
  - Replacing the dockable table Posterior Array (PA) coil
    Removes the Posterior Array (PA) coil from the dockable table cradle and installs a replacement coil.
  - Replacing the primary latch assembly
    Removes the primary latch assembly from the dockable table and installs a replacement primary latch assembly.
  - Replacing the reciprocating pump assembly
    Removes the reciprocating pump assembly from the dockable patient table and installs a replacement reciprocating pump assembly.
  - Replacing the respiratory connector or patient alert connector
    Provides instructions for replacing the respiratory connector or patient alert connector.
  - Replacing the dockable table rigibelt drive (actuator)
    Removes the rigibelt drive from the dockable table and installs a replacement drive.
  - Replacing the secondary latch actuating cable
  - Replacing the strain relief
    Removes the strain relief from the patient table handle-end cover and installs a replacement strain relief.
  - Replacing the dockable table string encoder
    Removes the string encoder from the dockable table and installs a replacement encoder assembly.
  - Replacing a dockable table touch-and-go assembly or side bumper
    Provides instructions for replacing a touch-and-go assembly or a side bumper on the dockable table.
  - Replacing table undock mechanism components
    Removes the undock link and lever from the table base and installs replacement components.
- MDP
- Pen Panel

SIGNA™ Hero 3.0T Service Methods
5852800-8EN Revision 1.0
Object ID: 00000018WIA30C59350GYZ
Topic ID: id_2020646 Version: 1.11
Date: Apr 23, 2020 8:52:41 PM

Installing the dock connector cables

Procedure

Install replacement cables.

Note: Refer to SIGNA Premier System Wiring Diagrams (5690024-8EN) for cable connection details.
Route the cables through the opening inside the dock cover to install the dock harness.
Insert the ODU connector being serviced. If you are replacing PE or P4 cables, make sure to connect all connections inside the dock unit according to the below table.

Table 1. PE cable
Component cable Connection point Location
Home switch Home switch connector Inside dock unit
Up limit switch Up limit switch connector Inside dock unit

Table 2. P4 cable
Component cable Connection point Location
Egress handle switch Egress switch connector Inside dock unit
Reattach the rear plate with four screws, and install new cable ties for the ODU P connector harnesses being replaced.

Figure 1. Cable ties (rear dock view)
1 Cable ties
2 Screws
Install the two Allen head screws to the ODU P connector being serviced. Hand tighten each screw and then secure with an additional ¼ turn.

Figure 2. Dock ODU P connector screws
Taking care not to stress the cables, lift the top and place it on the base.

Note: Reconnect any cables that were removed due to excessive stretching.
Reconnect the UP pedal switch connector by lifting and holding the dock top while connecting the switch connector.

Figure 3. Up pedal switch connector
Install the four screws securing the dock top to the dock base.

Figure 4. Dock top and base