OptiMeOptiMe
2021/01 Rev. 0.4
24 / 38
Problem Possible cause Solution
LED; the LED lights up when one of the
grinder motor signals are activated.
Signals; from the I/0 board
- Red; 24V from the I/0 Platine.
- Brown; Signal to start grinder
motor 1 (left grinder).
- Green; Signal to start grinder
motor 2 (right grinder) *
* Grinder motor 2 is controlled under the
following condition:
First a signal on Green arrives from
main board IM2 (you must hear a click
from the relay on the grinder board) +
delayed signal on Brown from main
board IM1 to start motor 2