Waters 2475, Operator'S Manual, Page: 169 / 228

User-selected diagnostic tests and settings 5-11
Normalize units setting
See page 1-5 and page 3-36 .
Auto-optimize gain test
See page 1-17 and page 3-40 .
Sample and reference energy diagnostic tests
The sample and reference energy tests plot the output of the analog channels,
to examine noise fluctuations, and to compare with the EU time trace. The
current sample and reference energy readings appear in energy units from 1
to 10,000.
Sample and reference energy tests
To perform sample and reference energy tests:
1. Press DIAG, then press 5 Sample & ref energy.
8 Other diagnostics >> Tests that allow you to generate test peaks to
determine wavelength accuracy or override the
default filter setting:
1 Generate test peaks
2 Optical filter override
3 Previous choices <<
9 Service Diagnostic tests used by Waters service
personnel.
2475 detector diagnostic tests and settings (Continued)
Diagnostic Description