4 Basic Operation
Starting Up and Shutting Down the Instrument
61 Agilent Triple Quadrupole LC/MS System User Guide
Starting Up and Shutting Down the Instrument
Starting in Standby mode
1 Check that nitrogen gas for the drying gas and for the collision cell are turned
on.
2 Turn on the power for the computer and monitor.
3 Check that the instrument and rough pump are plugged into a power outlet.
4 Press the front power switch on the instrument.
The vacuum system automatically starts to pump down the instrument, and
the electronics are turned on. The system card boots up and the firmware
starts.
Turning off the instrument
Before turning off the instrument, complete any data acquisition steps and save
your data.
To prevent instrument damage, always vent the system before pressing the
power button.
Do not touch the spray shield and related spray chamber components. They
are likely to be hot.
1 Turn off the solvent flow.
If there is any analyte in any of the components in the sample delivery system,
flush the delivery system with pure solvent before continuing.
2 Check that the ballast valve on the rough pump is closed (if applicable).
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