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10 You are prompted to turn on the transfer line heater and the GC oven.
11 The software will turn on the ion source and mass filter (quad) heaters.
12 Wait for the MS to reach thermal equilibrium.
13 When the pumpdown is finished, click OK to clear the pump down status
14 Tune the MS.
5975/5977 Series MSD Operation Manual
Click OK when you have done so.
The temperature setpoints are stored in the current autotune file. The
pump down status and "the MSD actual parameters" in comparison to
"criteria required for pump down completion" is shown.
After the message Okay to run appears, wait 2 hours for the MS to reach
thermal equilibrium. Data acquired before the MS has reached thermal
equilibrium may not be reproducible.
window.
Operating in Electron Ionization (EI) Mode
3
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