Bio-Rad Model 550, Ultramark, and Benchmark Microplate Reader Accessories - Manual (Page 24)

5. In this screen, choose the type of cutoff report desired.
a. Use either ARROW to move the cursor under the appropriate check box.
b. Press SELECT to darken the check box.
c. Press ENTER to seal the selection. The display will revert to the previous screen
6. If the choice in step 5 was Formula, skip to step 9. If the choice in step 5 was Const:
a. Move the cursor under the check box next to Set Const.
b. Press SELECT to darken the check box.
c. Press ENTER. The display will change to
7. The cursor will start beneath the first digit of the cutoff value. Use the ARROW
to select the first digit, then use NEXT to move to the other digits. After the last
digit is set, press ENTER. The screen will revert to
8. Press ENTER again to finish defining the cutoff. The display will change to
9. If the choice in Step 5 was Formula:
a. Use either ARROW to move the cursor beneath the check box next to Set Formula.
b. Press SELECT to darken the check box.
c. Press ENTER to seal the choice. The display will change to
where x represents the number of positive and negative controls currently selected.
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■ ■ C/F ■ ■ Set Const
■ ■ Set Formula
Set Constant:
Cutoff = 0.000
■ ■ C/F ■ ■ Set Const
■ ■ Set Formula
>SET CUTOFF
MODE
Formula: #x
■ ■ STDs ■ ■ Pos ■ ■ Neg