- Discovery MR750 3.0T System Service Methods
- 5690009-2EN Revision 4
- 00000018WIA30B7DE20GYZ
- id_131074592.0
- Feb 22, 2021 1:47:29 AM
3.0T HD 8-Channel Foot/Ankle Coil FRUs and Replacements
Personnel Requirements
| Required Persons | Procedure Timing |
| 1 | 30 minutes |
Procedure Overview
This document contains the lists of FRUs and the cable replacement procedure for the 3.0T HD 8-Channel Foot/Ankle Coil (FAC) by Invivo, catalog M3340CB.
FRUs and Other Accessories
FRU List
| Description | GE Part # | Invivo Part # |
| 3.0T HD 8-Channel Foot/Ankle Coil with Cable | 5273235-2 | 9896-031-10111 |
| 3.0T HD 8-Channel Foot/Ankle Coil Cable | 5273235-3 | 9896-031-10121 |
| HD FAC Baseplate Assembly | 5273235-6 | 9896-031-10141 |
| HD 8-Channel FAC Phantom Assembly | 5273235-5 | 9896-031-10151 |
| Small Cylindrical Unified Phantom | 5342680 | -- |
| Cubical Unified Phantom | 5342681 | -- |
Additional Replaceable Accessories
The following table lists the replaceable accessories that can be purchased from Invivo.
| Description | GE Part # | Invivo Part # |
| HD FAC Ankle Pad | 5273235-7 | 4535-300-67681 |
| HD FAC Ramp Pad | 5273235-8 | 4535-300-61081 |
| HD FAC Foot Pad | 5273235-9 | 4535-300-61091 |
Tools and Test Equipment
Non-magnetic service tool kit
Replacement Procedure
| Notice | |
|---|---|
Replacement procedures are to be performed by authorized Service Engineers only. | |
Cable Replacement Procedure
-
There are two coil connector mounting screws located at the end of the coil. Remove the two screws.
Figure 1. Remove Mounting Screws 
-
Remove the coil connector by pulling the coil connector housing away from the coil in the inferior direction.
Figure 2. Disconnect Coil Cable 
Mechanical Hardware Check
-
Exercise the latches on the baseplate by moving the blue latch handle back and forth. The latches must move smoothly and lock positively into place. The latches must not loosen or open during the course of an examination. The foot support and coil is capable of a 15° plantar flexion.
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Move the coil from side to side on the baseplate. The coil must move smoothly. Swivel the coil on the baseplate. The coil must move smoothly within a 10-15° rotation. Lock the coil into position on the baseplate. The coil must remain in place while locked down, and resume smooth movement when unlocked.