How to verify the digital input and output are normal?

Take TO and CI as an example.

1. Hardware Connection

Connect TO0 to CI0, Connect TO1 to CI1

Connect the End-Effector cable to the end side of the arm.

Connect the pin module back to controller's IO.

2. Software Operation

1) Enter 'Settings-Externals-Controller IO', CI0 & CI1 should in 1(high level).

2) Switch to 'Robot IO', set TO0 & TO1 to 1(high level).

3) Go back to 'Controller IO', CI0 & CI1 should be changed to 0(low level).