Metrohm 944 Professional UV/VIS Detector Vario - Manual (Page 28)

3.6 Connecting the instrument
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944 Professional UV/VIS Detector Vario (2.944.0010)
2 Switching on the instrument
Switch on the instrument using the power switch.
After being switched on, the LED on the front of the instrument
flashes. The instrument conducts a system test and establishes a con-
nection to the software. Once the system test is complete and the
connection to the software has been established, the LED lights up
continuously.