Planmeca ProMax 3D Max with ProTouch Technical Manual page 74

2 User interface
68 Planmeca ProMax 3D Max
4. Select the ProTouch from the left side list.
Tests communication between the ProTouch (touch screen) and the
CPU PCB. The connection works properly if the Sent packets and
Received packets values increase gradually.
5. Select the 3D sensor from the left side list.
Tests communication between the 3D sensor and the CPU PCB.
The connection works properly if the Sent packets and Received packets
values increase gradually.
The communication path in the test is as follows:
3D sensor <-> CAM PCB: J19 <-> CAM PCB: J7 <-> 4D ETH PCB: J5
<-> CPU PCB: J3
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