8. Perform the automatic position sensor calibration. Refer to section
"Calibrating imaging arm position sensors" on page 107.
Column joint position sensor
1. Switch off the X-ray unit.
2. Remove the upper arm cover. Refer to section "Removing upper arm
covers" on page 122.
3. Remove the moving column upper cover and EMC cover. Refer to
section "Removing column covers" on page 131.
4. Loosen the attachment screw of position angle sensor coupling.
5. Unscrew two cable holder attachment screws and remove the holder.
Disconnect the position sensor cable from the CPU3 PCB.
6. Unscrew two position sensor assembly attachment screws.
6 Parts replacement
Technical manual Planmeca Viso 145