Backlight; Display Description - Hach DR 1900 Manuel D'utilisation De Base

User interface and navigation
Keypad description
Refer to Figure 6 for the keypad description and navigation information.
Figure 6 Keypad description
1 BACKLIGHT: set the display illumination to on or off
2 SETTINGS: select program or setup options, data
2
management
3 LEFT selection key (contextual): access for options,
cancels or exits the current menu screen to the
previous one

Display description

The reading screen shows the selected mode, wavelength, unit, date and time, operator ID and
sample ID. Refer to Figure
2
While in an edit mode, the key does not operate.
3
When an UP or DOWN key is held, it scrolls fast. When a LEFT or RIGHT key is pushed, it
scrolls by page.
7.
4 RIGHT selection key (contextual): read sample,
selects or confirms options, opens sub-menus
5 Navigation keys UP, DOWN, RIGHT, LEFT: scroll
through menus, enter numbers and letters
6 HOME: go to the main reading screen
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English 9