Hach LICO 620, Basic User Manual, Page: 72 / 394

English 71
Start Up
Switch on the instrument, startup process
1. Connect the power cable to the mains outlet.
2. Switch on the instrument by pressing the power switch next to the
screen.
3. The instrument starts automatically with a startup process lasting
approximately 45 seconds. The screen displays the manufacturer's
logo. At the end of the startup process, a startup melody is heard.
Note: Wait approximately 20 seconds before switching on again so as
not to damage the electronics and mechanics of the instrument.
Language selection
The software supports multiple languages. The first time the instrument
is switched on, the language selection screen will be shown
automatically after the startup process.
1. Select the required language.
2. Press OK to confirm the language selection. The self-check will
then start automatically.
Change the language setting
The instrument functions in the selected language until the option is
changed.
1. Turn the instrument on.
2. During the startup process, touch any point on the screen and
maintain contact until the option for selecting a language is shown
(approximately 45 seconds).
3. Select the required language.
4. Press OK to confirm the language selection. The self-check will
then start automatically.
Self-check
Each time the instrument is powered up, a test program begins.
During the course of this program (approx. 25 seconds), system tests,
lamp tests, filter calibration, wavelength calibration and voltage tests can
be carried out. Each test that functions correctly is marked accordingly.
Note: For error messages during the test program, refer to
Troubleshooting .
N O T I C E
All screen displays in this operating manual correspond to the LICO 690. The
screen displays of the LICO 620 may differ.