Planmeca Viso Technical Manual page 147

Technical manual
4. Disconnect all the cables that are connected to the Input PCB (1).
The cables are marked and sized to correspond with their ports. Pay
attention when reconnecting to ensure that the connections are correct.
5. Unscrew the four M4x16 DIN 912 screws with a 3mm Allen key from the
Input PCB (2) and remove the PCB (3).
6. Install the new PCB in reverse order.
NOTE
Pay close attention to the cabling setup. For more information, see
section "Input connections" on page 14.
The following figure shows the input PCB layout.
6 Parts replacement
Planmeca Viso 141