- Ground wire connection in the ephys recording box:
PZ5 ground wires: one connected with the recording electrode holder; One connected with the recording electrode and the ground from the animal head.
TDT machine ground wires: IZ2 ground connected with RZ2 and RZ6, it also connected with the cable wire ground (white wires of the custom cable).
2. Put the recording electrode in the saline, and check whether the signal looks good. (Need to put figures here to show what is a good signal.)
3. Put the recording electrode and the CI electrodes both in the saline, and check whether the signal looks good.