Panasonic TC-51P400H User Manual

Prior to adjustment, tune the broadcast signal to the video input
signal and operate the set for more than 60 minutes. If the location
or direction of the set is changed or moved, the display may be
out of alignment.
If necessary, carry out the following procedures once with PAL
signal and again with the NTSC signal.

Vertical centre marker

Horizontal centre marker

Press to display the Setup Menu.

Press to select the “CONVERGENCE”.

Press to  access to the “CONVERGENCE”
menu.

SET UP

Press to select the  “CONVERGENCE1”
or the “CONVERGENCE2”.

Press to access to the function.

Example: CONVERGENCE1 is selected.