3M 48N Marine Instruments User Manual


 
3 Getting Started
Keypad Operation
Keypad Operation
The unit operates using a keypad with 4 keys. The I/O Enter key responds
when the key is released while all other keys respond when the key is pressed.
Keys
Explanation
I/O Enter key
The unit turns on with a single key press. The unit turns off
by holding the key down while a countdown of 3-2-1 occurs
in the lower right corner of the display. This key is also used
to select a mode (such as Setup or View) or enter setup
changes.
Pressing and releasing the key while viewing temperatures
causes the display to view the next available sensor bar
(indicated in the upper right corner of the display).
Up Arrow key
Changes items appearing in the display. Scrolls up.
Down Arrow
key
Changes items appearing in the display. Scrolls down.
Run/Stop key
From the menu or view modes, pressing this key starts or
stops the run mode. Pressing this key will exit the setup,
print or reset modes.
Escaping or
moving back
one screen
If you are in the setup, print, reset, or sensor alignment
screens, you can press Run/Stop key to escape or move
back one screen.
Table 1-1: Keypad explained
Figure 1-2: Keypad keys identified
I/O Enter key
Run/Stop key
Up Arrow key
Down Arrow key