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full graphic smart lcd controller NO SD CARD DETECTED FOR LONG CABLE

Posted by holala02 
full graphic smart lcd controller NO SD CARD DETECTED FOR LONG CABLE
January 19, 2019 10:36AM
hi guys my FULL GRAPHIC SMART LCD CONTROLLER is broken so i change it by buying an new FULL GRAPHIC SMART LCD CONTROLLER...

the problem is : my new FULL GRAPHIC SMART LCD CONTROLLER cant read my SD card i get always NO SD CARD but if i put the small cables i can read my SD card !!!!!!!! so with my new FULL GRAPHIC SMART LCD i cant learn my SD card if i use a long cable why please ?

look at the size of cables in pictures:

[ibb.co]
[ibb.co]
[ibb.co]





what should i do :/ i need a long cable :/

my long cable i made it with this cable:
[www.aliexpress.com]

why my old broken FULL GRAPHIC SMART LCD CONTROLLER can learn SD CARD with a long cable, and my new FULL GRAPHIC SMART LCD CONTROLLER cant learn it ?

is there any problem in ramps ? jumper ? marlin need more configuration ???

help please
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