Daily Archives: March 10, 2020

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HITACHI OASIS MRI Mainboard Repairing will inspect the power supply system to the mainboard which could probably have greater possibility of failure since there are 6 modules will be applied. The A+/A- ports of the six power modules are disconnected from the circuit and then turned on to measure the resistance of the A+ /…

HITACHI Magnetic Resonance Imaging Controller Card Troubleshooting

PCB Board RepairBy circuitwork March 10, 2020 Leave a comment

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…