TESTO 6681 Instruction Manual page 50

testo 6681
50
 Editing display settings
You can set the brightness and contrast of the display.
1 Select Display Settings using  or  and confirm selection with
SET.
2 Select Backlight or Contrast using  or  and confirm selection with
SET.
One of the following parameters can now be selected using  or , after
which the selection must be confirmed with SET:
Backlight
•
The display illumination is changed.
Edit/select parameter with  or , confirm with SET or abort input
with ESC (the effect of the change in parameter can be seen during
input).
Contrast
•
The brightness difference between the display background and the
displayed values is changed.
Edit/select parameter with  or , confirm with SET or abort input
with ESC (the effect of the change in parameter can be seen during
input).
Backlight on 24 h
•
Using  or  select On or Off and confirm with SET.
Off:
On:
3 Go back to Display Settings by pressing ESC and continue to
Language using  or .
 Selecting language
You can select the language for the plain text line in the display.
▪
Press SET, select required language with  or , confirm selection
with SET and return to Language.
- 1.4 Operation
The display light switches off automatically if no button was
pressed for 30 seconds.
The display light is activated
Only choose a language that you can understand well.