4Operating in EI Mode
82 5977B Series MSD Operating Manual
To enable/disable LVDS on MSD
1 Press Config, and then press MS/Aux Det to bring up the CONFIGURE MS
DETECTOR menu.
2 Press the down arrow to scroll to LVDS communication.
If you want to enable the LVDS, press On/Yes.
If you want to disable the LVDS, press Off/No.
3 Wait for the MSD to confirm the change on the GC control panel.
To change MSD temperatures from the GC control panel
1 Press MS/Aux Det to display the 5977B MSD menu.
2 Press the down arrow to scroll to Quad temp, Source temp or Transfer line.
3 Use GC keypad to enter the desired temperature.
4 Press Enter to apply the changes.
To view MSD vacuum pressure and Turbo speed/Foreline Pressure from the
GC control panel
1 Press MS/Aux Det to display the 5977B MSD menu.
2 Press the down arrow to scroll to HiVac Pressure, or Turbo Speed % of
full
/Foreline Pressure.
To vent the MSD from the GC control panel
1 With the MSD pumped down, press MS/Aux Det to bring up the 5977B MSD
menu.
2 Press the down arrow to scroll to Start MSD Vent?. (Press Off/No to cancel the
vent cycle and pumpdown the MSD).
3 Press On/Yes to start the venting cycle.
4 When prompted, open the vent valve.
To pumpdown the MSD from the GC control panel
1 Press MS/Aux Det to display the 5977B MSD menu.
2 Press the down arrow to scroll to Start MSD Pumpdown?.
3 Press On/Yes to start the pumpdown cycle.