IBM G94 - Manual (Page 12)

ENGLISH
The image is already optimised for many display modes. However, the controls can be used to adjust the image to your liking.
5
User controls
Description Control
Power switch. Switches the monitor on and off.
OSD/Select Activates the On-Screen-Display / select control icon.
Highlight / Adjust Push this button so that it pops out and can be rotated to highlight OSD
control icons. Also used to adjust image after control icon has been selected.
Icon