MRSPT SPT Body and Head FGRE Stability fails severely.
Symptom
MRSPT SPT Body and Head GRE Stability fails severely. There are spikes of varying amplitude in random locations in all FGRE plots, all planes, consistently. See Long Description SPT Body and Head FGRE Stability failed severely. There were spikes of varying amplitude in random locations in all FGRE plots, all planes, consistently. We sometimes saw a random spike in the FSE plots also but this was the exception rather than the rule. (See SPT plots below for Body FGRE. The Head FGRE plots were similar). We bypassed the TNS. The UCERD, GP, ACGD PS, MEDCAM, IPG & TYME were all replaced. Eddy currents were disabled. There were no white pixels and the customer was not experiencing any problems. Note : See the Cause concept for all details
Applies to
- Models
- Signa
- Product
- Signa LX Signa LX Product can be used with 8.x and 9.x systems.
- Software
- 9.1 For Signa LX product only
- Component
- 2138600-16 ISE LX CERD POWER SUPPLY
- Area
- MR
Full cause & step-by-step resolution
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