Sekonic SPEEDMASTER L-858D Operating Manual page 215

7-1-2
This function allows you to adjust the coordinate position that is recognized by the
touch sensor of the touch panel.
Operation
1.
The white cross cursor appears on the screen.
The "Touch center of the cursor." message is displayed.
2.
Touch the white cross cursor.
A red cross cursor is displayed at the position you touched.
After
touching
7. Hardware Setting