Hi Try cleaning the contacts on the mute relay as over the years carbon can build up on the contacts
Andy

Hi thanks but the fault is definetly the carriage pcb's because i've got one that works perfect on the same machine

Hi all I need Help I 'm having trouble repairing some NSM ES2 Carriage boards on two of these boards the motor won't reverse I have replaced the micro switches to eliminate them and no change. on the other board the carriage will reverse about half way and switch back to forward so the carriage neve...

Hi is this a prestige E or ES model you can find this out from the label on the back of the machine
Andy