ThermoFisher Scientific Vanquish VH-D10, Operating Manual

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6 • Operation
Page 86 Vanquish Diode Array Detectors (VH-D10) Operating Manual
6.3.2 Status Indicators
The status LED bar on the front side of the detector and the STATUS LED
on the inside keypad provide information about the detector status.
LED Bar
The LED bar provides the information when the detector is closed. When
the detector is connected in the Chromeleon software, the LED bar may
provide less information.
LED Bar Description
Off (dark) The power to the detector is turned off.
Dimmed The doors of the detector are open.
Yellow, flashing slowly The power to the detector is turned on, but the detector is
not connected in the Chromeleon software.
Yellow The detector is connected in the Chromeleon software, but
is not equilibrated. The UV lamp is turned off, or no flow cell
(or diagnostic cell) is installed.
Green, flashing The detector is equilibrating The UV lamp is igniting.
Green The detector is equilibrated, but no data acquisition is
running. The UV lamp is turned on.
TIP Measurements that started right after the LED bar is
permanently green may show increased drift. For perfect
measurement results, wait until a Ready Check does not
return any warning messages.
Blue An injection (sample) or sequence is running.
Blue, running A data acquisition is running.
Red A problem or error has occurred. For the related message,
check the Chromeleon Audit Trail. For remedial action, see
the
Troubleshooting section in this operating manual.