A.2 display of the help guide for barcode programs, Help guide – Hach-Lange DR 3900 User Manual User Manual

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Help Guide

A list of preset times will be displayed.

6. Select the necessary time.

7. After the timer has finished, return to the Help Guide by

pressing the information icon.

8. The next help screen will be activated

9. Press Cancel to return to the reading screen of the

test/method.

10. Press the information icon to return to the last current page

of the Help Guide and proceed with the test.

A.2 Display of the Help Guide for barcode programs

1. Insert the light shield in cell compartment (2).

2. Press Barcode Programs in the Main Menu. Refer to

for more information.

3. Press the information icon.

4. The list of barcode tests is shown in ascending numerical

order.

5. Select the required test.

6. Prepare the barcode test in accordance with current process

specifications and follow the step-by-step instructions for the
procedure.

Note: Make sure that the values of the current process specification
are used.

Note: Use the arrow keys to navigate through the next or previous
pages or to the first or last page.