Hach DR 3900, Basic User Manual

Page: 19 / 145

English 19
1. In the result display, press Options>More>Chemical Form .
A list of available evaluation forms appear.
2. Select the required chemical form and press OK to confirm.
Hinweis: The selected chemical form is displayed, but does not
become the default. To change the default, refer to section Change
of the default setting of the chemical form .
Change of the default setting of the chemical form
1. Insert the zero cell or sample cell (corresponding to the process
specification) into the cell compartment.
2. In the result display, press Options>More>Chemical Form .
3. A list of available evaluation forms appear. Select the new default
setting.
4. Press Save as Default .
The current result and all further readings will be displayed in the new
chemical form.
Troubleshooting
Error displayed Definition Resolution
Attention!
Please insert the light
shield.
Readings with barcode
cuvettes generally
require the light shield.
Insert the light shield.
Press
OK .
Barcode label not read Barcode faulty
Reinsert the cell.
If the barcode is not
recognised, contact the
manufacturer or his
representative.
An error occurred
when uploading the
instrument data.
Start the procedure again
or contact the manufac-
turer or his representa-
tive.
An error occurred when
reading from the USB
memory stick.
Start the procedure again
or contact the
manufacturer or his
representative.
An error occurred when
writing to the USB
memory stick.
Start the procedure again
or contact the
manufacturer or his
representative.
Please check on the
current update file.
Error during update.
Check the USB memory
stick.
Please contact
Customer Services.
Error during update.
Please check network
configuration.
Please check the
connection.
Please close the cover. Close the cover.