Display description, Figure 6 – Hach-Lange DR1900 Basic User Manual User Manual
Page 9
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Figure 6 Keypad description
1 BACKLIGHT: set the display illumination to on or off
4 RIGHT selection key (contextual): read sample,
selects or confirms options, opens sub-menus
2 SETTINGS: select program or setup options, data
management
5 Navigation keys UP, DOWN, RIGHT, LEFT: scroll
through menus, enter numbers and letters
3 LEFT selection key (contextual): access for options,
cancels or exits the current menu screen to the
previous one
6 HOME: go to the main reading screen
Display description
The reading screen shows the selected mode, wavelength, unit, date and time, operator ID and
sample ID. Refer to
.
English 9
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