Monday, May 18, 2020

prime lc32u25 no panel vcc

the dc/dc converter is not work
output is 5v i  must be    12v  for panel  vcc  suplead  to fet  transistor switch 9933b


both  source 1 and 2 is to gather   and  g 1 2 to gather   drain 1 2 to gather  

so g1 2 must  be  negative  volt   
so  mine volt  is -0.8 and  vo  volt is -2.5 and -4.5
THERE  IS NO SIGNAL ON  THE BASE OF  DRIVE TR  TO  CLOSE  SOURCE TO DRAIN 




  i need   firmware  to  the   chip   mtv   i didnt   understand   is the  ship is bad   or  how i can reset  the  lcd   is that  possibole   with  make short  with   scl  and  gnd   

No comments:

Post a Comment

All reseon of ew problem

All East West West problems are caused by either the processor signal not arriving or weak if the East West console was damaged and burned,...