Display contrast setting, Using display/keypad, Using serial line – Vaisala HMT330 User Manual
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User's Guide _______________________________________________________________________
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Display Contrast Setting
Display contrast is automatically adjusted based on the ambient
temperature. However, depending on the installation location and
viewing direction, it may be necessary to fine-tune the contrast manually.
Using Display/Keypad
1.
Open the Main Menu
by pressing any of the ▼▲◄► arrow
buttons.
2.
Select Display
, press the ►arrow button.
3.
Select Contrast, press the ADJUST button.
4.
Adjust the contrast by pressing the ◄► arrow buttons.
5.
Press OK and EXIT to return to the basic display.
Using Serial Line
Use the serial line command CON to view or set the display contrast.
CON [xxx]<cr>
where
xxx
= Contrast value for display. Recommended range -9 ... 9,
default 0. Negative values make screen lighter, positive
values make it darker.
Example (view current contrast setting):
>con
Contrast : 0
>
Example (set contrast to 5):
>con 5
Contrast : 5
>