GE Healthcare · MRDiscovery225445650049

When Performing MNS UPM Reflected Power Calibration the AMT RF Amplifier Faults with VSWR Fault and Calibration Does Not…

When Performing MNS UPM Reflected Power Calibration the AMT RF Amplifier Faults with VSWR Fault and Calibration Does Not Converge due to Tolerance Issue with the AMT RF Amplifier.

Symptom

When Performing MNS UPM Reflected Power Calibration the AMT RF Amplifier Faults with VSWR Fault and Calibration Does Not Converge. MNS UPM Forward Power Calibration Successfully Completed. See Long Description When performing MNS UPM Reflected Power Calibration the AMT RF amplifier faults with VSWR fault and calibration does not converge. The error message shown below is logged. MNS UPM Forward Power calibration successfully completes. Mon Jan 5 16:22:05 2009 Error: 2254456 Host: CHMR2 Process: NSP File: SCP:../rf_bb_contro Line: 1312 Exception Class: Unknown Severity: Unknown Function: RF: RF Transmit PSD: cal Coil: MNS 31P TR Scan: 50049/1 BB RF Amplifier Excessive VSWR Fault.->

Error message

2254456 BB RF Amplifier Excessive VSWR Fault See Long Description Mon Jan 5 16:22:05 2009 Error: 2254456 Host: CHMR2 Process: NSP File: SCP:../rf_bb_contro Line: 1312 Exception Class: Unknown Severity: Unknown Function: RF: RF Transmit PSD: cal Coil: MNS 31P TR Scan: 50049/1 BB RF Amplifier Excessive VSWR Fault.->

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
Area
MR

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