If landing was successful surface scanning can be started. This can be done by selecting /Z(X,Y) Scan item from the Start button menu. Depending on the configured parameters one or two windows (see pic. 2.10) appear after execution of Z(X,Y) Scan command. A bar that shows the current scanning line is running on the image during scanning. When a new image is obtained it can be opened in new window or ignored (see section 2.2.8). After completing the image, scanning process is continued in the same window, but in backward direction. It is important that you can process the images during scanning.