USN 52R and USN 52L
The USN 52L is provided with the following special
keys for the LCD screen:
switches the display backlight directly on
l
and off.
varies the brightness / the contrast of the
u
LCD screen.
Krautkramer USN 52R/USN 52L
Issue 05, 02/00
Basics of operation
USN 52L
4-3