• SIGNA™ Hero 3.0T Service Methods
  • 5852800-8EN Revision 1.0
  • Object ID: 00000018WIA30B8E350GYZ
  • Topic ID: id_2020950 Version: 1.11
  • Date: Aug 6, 2021 2:29:58 PM

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.

Prerequisites

Personnel requirements
Required personsPreliminary requirementsProcedureFinalization
2-8 hours-
Tools and test equipment
ItemQuantityPart numberManufacturer
Nonmagnetic Titanium Service Tool Kit, Small Set15113258-
Consumables
ItemQuantityPart numberManufacturer
7.31 x 0.184 Self-Locking Cable TieAs required (minimum 75)46-208758P3-
Replacement parts
ItemQuantityPart numberManufacturer
3T P2/P4 Cable Track Assembly

or

3T P1/P3/PE Cable Track Assembly		15807539-20

or

5807539-22		-
Safety

Before working in any GE Healthcare MR suite or performing any GE Healthcare service procedure, you must:

  • Have read and understood all hazard conditions and safety requirements in the latest revision of the GE Healthcare MR Service Safety Manual (5452735).
  • Have successfully completed all relevant GE Healthcare Environmental Health and Safety (EHS) courses (or for non-GE employees, equivalent workplace training courses).
  • Comply with all site-specific training and workplace safety requirements.

If you have any safety concerns at any time, do not begin work or immediately stop work and move to a safe location. Immediately contact your supervisor or site safety officer for instructions on how to proceed.

About this task

The dockable table cables are routed and replaced as two assemblies. Reference the table below and SIGNA Hero System Wiring Diagrams (5852804-8EN) in the online documentation library to determine the Field Replaceable Unit (FRU) to be replaced.
Table 1. Dockable table cable connections
Part number 5807539-20

P2/P4 cable track

P2 CablesConnection pointLocation
P2 cableP2 portP2 port
RF Tx (BB/MNS) P1 portRF Tx (BB/MNS) cable connectorP1 cable
Landmark (TnG) leftC5 connectorFront left TnG strip
Landmark (TnG) rightC4 connectorFront right TnG strip
Dummy load cable from P2 portDummy loadTable right side
RF Tx (BB/MNS) P1 portRF Tx (BB/MNS) cable connectorP1 cable - ODU area
P4 CablesConnection pointLocation
P4 cableP4 portP4 port
PAC powerJ2PAC
PAC 1-wire & Hart IDJ9 and Hart ID donglePAC
Egress handle switchC4 egress switch connectorEgress handle - cradle rear cover
Bone conducting headphone*C7 connector (optional)Cradle rear cover
Bone headphone connectorP1 cable in P1 ODU connector
Patient alert tubePatient alert connectorCradle rear cover
P3 ODU right side (front view)P3 ODU connector
PG cablePG connectorPAC
PG connectorCradle rear cover
Respiratory tubeRespiratory connectorPAC
Respiratory connectorCradle rear cover
Part number 5807539-22

P1/PE cable track

P1 CablesConnection pointLocation
P1 cableP1 portP1 port
Bone conducting headphone*C5 connector (optional)Cradle front cover
Bone headphone connectorP4 bone headphone cable
Front cradle cover microphoneFront cradle coverFront cradle cover
RF Tx (BB/MNS) P1 portRF Tx (BB/MNS) cable from P2P1 cable - ODU area
P3 CablesConnection pointLocation
ECG cableECG connectorPAC
ECG connectorCradle rear
String encoderC5 connectorString encoder
Long drive motor signal (Encl & Halls)C4 connectorLong drive motor
Long drive motor powerC3 connectorLong drive motor
Rear cradle cover microphoneRear cradle coverRear cradle cover
PAC fiber (Run #P2125)J1PAC
Patient alert tubeP3 ODU connector (top left/cable side)P3 ODU connector
Patient alert connectorCradle rear cover
PE CablesConnection pointLocation
EM cradle clutch & home switch cableC5 connectorEM clutch
C6 connectorHome switch
Up limit switchC4 terminal switchUp limit switch
RF CH 1-16C1PA coil
RF CH 17-32C2PA coil
Coil signals DC (Bias, Mux, MEMS)C3PA coil

*The bone headphone cable connectors should be routed and installed to their cradle locations. The end connectors are left free in their locations if the bone headphone option is not present.

Please choose from the following: