WATERS CORPORATION 2424, Operator'S Manual, Page: 129 / 196

User-selectable diagnostic functions 5-3
To perform user-selectable diagnostic functions
1. Press DIAG on the detector’s front panel. The detector displays the
diagnostic functions.
Diagnostic functions menu
2. To access a specific diagnostic function, press the or key to navigate
to the function you want to run and press Enter, or select a number
between 1 and 9 that corresponds to the number on the detector keypad.
Menu items that display further choices are accompanied by >>.
Diagnostic functions
Diagnostic function Description
Reset flow & diags Resets all diagnostic functions to
default values. Resets the Stop Flow
output. Removes sticky diagnostics
and the wrench icon.
Signal-to-Noise test Runs the signal-to-noise test.
Auto gain Determines the optimum gain
settings for a chromatogram.
Input & output Lists diagnostic functions for contact
closure inputs and single switch
output:
1. Auto zero offset
2. Fix voltage
3. Contact closures & events
4. Previous choices