Don't boot, the red light flashing should be 15 v has a problem, may be no 15 v D board short circuit or the power board. cSvservice manual download site
 cSvservice manual download site
Check D board D25 foot 1, 2, 1 foot 15 v power supply instant has more than 10 v voltage, PA9800 no open circuit, the resistance to basic normal, 15 v D board of no short circuit phenomenon, estimation is caused power plate 15 v power supply is not normal, let alone the power board, other voltage measured power panel works only 15 v boot instantaneous normal, slowly voltage is reduced to about 3 v, is the power plate machine breakdown. cSvservice manual download site
 cSvservice manual download site
Check MC3529 foot power supply output is normal, normal 8 feet Q351 don't work properly, substitution Q351 power panel is normal, install the power plate machine work.cSvservice manual download site