crwdns2934241:0crwdne2934241:0 dinoo_fixit

crwdns2934249:0crwdne2934249:0:

Maybe the cable that connects the two cups is broken - can you disassemble them and check the cable with a multimeter? Or maybe the cable is ok but there is a faulty contact

crwdns2915684:0crwdne2915684:0:

open