Body SPT SNR Fails Transmit Gain (TG) due to 3T Body Loader Shell.
Symptom
Body SPT SNR Fails Transmit Gain TG See Long Description MR750 XRFD and UPM calibrate normally and without issue, however, when FE runs body SPT the reported SPT TG value is too low and out of spec by 1 unit. Performing RF Amp Power Check Tool (see directions in Direction 5500100 - Discovery MR750 3.0T Service Methods, Rev. 7, under Troubleshooting, RF) into both dummy load and body coil (loaded with body loader shell and sphere phantom assembly) reveals that in both tests the body peak power output is normal as is VSWR and S11 parameter. XRFD appears properly calibrated and body coil appears properly tuned. System operating with 20.0 M4 software. This issue reported in SPR MRIhc46189. To view the most recent appropriate and detailed documentation, click to go to MR Service Documentation.
Applies to
- Models
- Discovery
- Product
- Discovery MR750. Also called DVMR. This product is compatible with 3.0T 20.0, 20.1_IB1, IB2, 21.0 and DV22.0 software only
- Software
- 20.0 Also called DVMR. This software is compatible with 3.0T Signa MR750 systems only
- Component
- 3T Body TLT Phantom Loader Shell 2360037
- Area
- MR
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