Look from the phenomenon is put didn't work, check the power supply is normal, disconnect IC601 output pin, interference level, after suspected IC601 put (block), substitution is not valid. Check the bus no abnormalities are found, check into maintenance mode zETservice manual download site
Self-checking and select code without exception, AGC data discovery is 00, immediately to the major image is normal, transferred to the 20 or so on OK.zETservice manual download site