5.1 Controls
Narda FieldMan 31
No.
Description
1 Status LED
Operating display and charge status (see 5.2 LED display on page 32).
2 Power key
• Switch device on/off: Press and hold key > 1 s
• Screen saver: With the device switched on, briefly press the key
(see 6.2.2 Using the screen saver on page 39)
• Hardware reset: Press key for a very long time (> 10 s)
3 Softkeys SK1... SK4: (from left to right)
Performs different functions depending on the associated screen display. The la-
beling mainly takes the form of symbols (see 5.6 Symbols of function keys on
page 36).
4 Back key
Change back to the next higher menu level. However, a paused measurement re-
mains in HOLD mode (display is paused).
A long key press resets the measured values (Reset Results).
5 Cross key ◄
Navigation in menus and input fields, move marker horizontally, change result type
for large measurement display, peak marker to left.
Cross key ►
Navigation in menus and input fields, move marker horizontally, change result type
for large measurement display, peak marker to right.
Cross key ▲
Navigation in menus and selection lists, change values in selection fields, move
peak marker to the next higher peak.
Cross key ▼
Navigation in menus and selection lists, change values in selection fields, move
peak marker to the next lower peak.
Cross key
●
Confirmation of a selection (OK key).
6 Save key
A short key press saves the displayed measurement results, if desired also with a
screen copy.
A long key press saves a screen copy as a PNG file.