6.8. THE DISPLAY SHOWS "E 5"
The machine displays this error if:.
• it receives an up-down motor alarm signal from the driver board;
• it fails to receive an encoder feedback signal after having actuated the motor;
• the power supply to the motor is cut off by the power isolating board.
THE DISPLAY SHOWS "E5"
Continued on the following page.
Page 6.28
Does the CPU board send the
correct driv e signal?
YES
Does the correct driv e signal
reach trailing connector CN28?
YES
Dose the driv er board receiv e the
correct driv e signal?
YES
Do the relay s on the driv er board
commutate correctly ?
YES
A
SPAZIO FORMA: Service & Maintenance manual - rev. 1.0
1
NO
Replace the CPU board
2
NO
Check and/or replace
cable SF-21A
3
NO
Check and/or replace
cable SF-12
4
NO
Replace the relay s on the
driv er board