HITACHI Magnetic Resonance Imaging Controller Card Troubleshooting

HITACHI Magnetic Resonance Imaging Controller Card Troubleshooting starts from circuit board repairing without schematic diagram and the Symptom of HITACHI Magnetic Resonance Imaging malfunctions is : “MR unit error” is reported when the machine starts. The machine does not start normally. Fault check: First check the gradient amplifier of the MRI electronic card unit according…