142 Agilent 1200 Infinity Series DAD User Manual
8 Test Functions and Calibration
Intensity Test
Test Failed
Intensity Test Evaluation
Probable cause Suggested actions
1 Absorbing solvent or air bubble in flow cell.
• Ensure the flow cell is filled with water, and
free from air bubbles.
• Repeat test with Max-Light Cartridge Test
Cell and compare results.
2 Incorrect calibration
Recalibrate and repeat the test.
3 Dirty or contaminated flow cell.
Run the cell test. If the test fails, flush the flow
cell. See also “Cleaning of Max-Light Cartridge
Cell” on page 178.
4 Dirty or contaminated optical components.
Please contact your Agilent service
representative.
5 Old UV-lamp.
Exchange the UV-lamp.
6 Defect optical unit.
If the test fails with Max-Light Cartridge Test
Cell and new UV-lamp, please contact your
Agilent service representative.
If only one range fails and the application does not require this range, the lamp may not be
changed.