NorthStar 957 Operator's Manual page 29

Chapter 2 - Introducing the 957
STAR function key (twice if the echo sounder is enabled).
Messages you haven't seen already display the word NEW in
the upper right corner. To turn off the flashing icon and
remove the message, press the CLEAR ALARM menu key.
Info windows
The 957 displays info windows while you're entering data or
using control functions. These windows give extra details
about what's going to happen, or let you acknowledge a
command. Info windows always appear with the word INFO in
a small box.
957 Operator's Manual, Rev. B Page 21