Agilent 1260 Infinity DAD and MWD User Manual 153
Test Functions
8
Holmium Oxide Test
Test Failed
Probable cause Suggested actions
1
Absorbing solvent or air bubble in flow cell.
Ensure the flow cell is filled with water.
2
Incorrect calibration
Recalibrate (see “Wavelength Verification and
Calibration” on page 160) and repeat the test.
3
Dirty or contaminated flow cell.
Run the cell test (see “Cell Test” on page 156).
If the test fails, exchange the flow cell
windows.
4
Dirty or contaminated optical components
(achromat, windows).
Clean optical components with alcohol and
lint-free cloth or replace the parts (see
“Intensity Test” on page 148).
5
Old or non-Agilent lamp.
Exchange the UV lamp.