Agilent InfinityLab LC Series Diode Array Detectors User Manual 149
8 Test Functions and Calibration
D/A Converter (DAC) Test
Figure 48 D/A Converter (DAC) Test – Example of Integrator Plot
Test Evaluation
The noise on the step should be less than 3 µV.
Probable cause Suggested actions
1 Bad cable or grounding problem between
detector and external device.
Check or replace the cable.
2 Defective detector main board.
Please contact your Agilent service representa-
tive.