QDa does not start when a run is initiated in Empower - WKB7482

SYMPTOMS

• All components start as expected when beginning a run in Empower, but there is no signal from the QDa in the real-time plot
• The second injection does not start

ENVIRONMENT

• QDa
• Empower

CAUSE

The signal connection from the Autosampler is not made.

FIX or WORKAROUND

1. In some instances, a start signal I/O cable is needed to initiate a run. Connect the signal cable to positions 5 and 6 on the rear-panel terminal strip.

ADDITIONAL INFORMATION

For more information, see the ACQUITY QDa Overview and Maintenance Guide (715003956).