Mixed domain oscilloscope

Hao Chen team professional maintenance, quality assurance!!Professional maintenance of Tektronix MDO3054 mixed domain oscilloscope, its common faults and causes are analyzed as followsFault point: Can not be turned onCause: The mainboard or power supply board is faulty. The power supply may be damaged or the power control board component fails.Fault point: Display screen or black screenCause analysis: Display circuit failure, which may involve the fault of the screen itself, poor contact of the display circuit wire or motherboard fault.Fault point: The key failsCause analysis: The key control board is damaged, or the button connection circuit board is faulty, or the device aging may be caused by the old instrument.Fault point: the knob is not sensitiveCause analysis: The internal contacts of the knob are in poor contact and need to be cleaned or repaired.By understanding the common faults of the equipment, you can better maintain and use it to ensure its long-term stable operation. If you can not solve, welcome to contact Hao Chen! Our maintenance team has a wealth of practical experience and professional maintenance process, can provide you with fast, reliable, quality maintenance service