Cutoff Filter Doesn't Decrease The Light Intensity At 250 Nm; Filter Missing - Agilent Technologies 1220 Infinity II LC User Manual

10
Error Information
VWD Detector Error Messages
Probable cause
5
6
7

Cutoff filter doesn't decrease the light intensity at 250 nm

Error ID: 7813
The automatic filter check after lamp ignition has failed. When the lamp is
switched on, the detector moves the cutoff filter into the light path. If the filter
is functioning correctly, a decrease in lamp intensity is seen. If the expected
intensity decrease is not detected, the error message is generated.
Probable cause
1
2
3
4

Filter Missing

Error ID: 7816
The filter motor is not detected.
230
Current step value too far from maximum.
Misaligned/defective grating assembly.
Defective main board.
Motor is not connected.
Defective motor.
Defective/missing grating or filter.
Cable/connector defective.
Suggested actions
• Repeat the calibration.
• Please contact your Agilent service
representative.
Please contact your Agilent service
representative.
Please contact your Agilent service
representative.
Suggested actions
Please contact your Agilent service
representative.
Please contact your Agilent service
representative.
Please contact your Agilent service
representative.
Please contact your Agilent service
representative.
1220 Infinity II LC System User Manual