3-30 Troubleshooting, Testing, and Maintenance
Consult your detector’s accompanying documentation for additional
troubleshooting information and service procedures.
UV detector
The table below lists potential UV detector symptoms that can occur during
operation, along with possible causes and corrective actions.
UV detector troubleshooting
Symptom Possible cause Corrective action
“Unable to setup
detectors” message on
DIRECT CONTROL
screen
External detector not
calibrated
Calibrate external
detector.
External detector
turned off after it has
been identified on the
bus
RESCAN using the
SYSTEM CONFIGURE
screen.
Deuterium source lamp
does not light
Faulty fuse Replace fuse on lamp
power supply board.
Lamp leads not
connected
Connect lamp leads.
Replace lamp.
Normal effects due to
lamp aging
Bad lamp power supply
board
Call Waters Technical
Service.
Unit will not calibrate
(due to low reference
energy)
Lamp aging Replace lamp.
Reference side of flow
cell is dirty
Clean flow cell.
Bad photodiode Call Waters Technical
Service.
To Next Page
Loading...
