Good day i need a solution for shimadzu mobile art , error 56 keeps coming up, replaced batteries and did calibration for batter replacement, after a month the error comes up again, recalibrated and it went off, then after 3 weeks it error 56 come up again, and when i tried enter service mode it did not enter ... please i need a solution this problem (note that the new battery that was replaced has not yet been used because the supplier has not sold the xray)
