| |
| META TOPICPARENT | name="Jeol2100Instructions" |
|---|
Contents
JEOL 2100 Controls, Comparison with Tecnai
Hardware Controls
| JEOL | Tecnai |
|---|
| BEAM | Gun Valve Open (software switch on Tecnai) |
| OL | No equivalent, pressing this on JEOL means Aperture Control buttons control objective lens |
| OPEN, 1,2,3,4 | Objective lens insertion - hardware control on column |
| 4 arrows : X,Y | Objective lens movement/alignment hardware control on column |
| Shift X, Shift Y knobs | Beam shift trackball |
| Def/Stig X, Def/Stig Y knobs | Multifunction X,Y knobs |
| Brightness knob | Intensity knob |
| Spot size knob | Spot size +/- buttons |
| F1 button | Screen up, Screen down buttons |
| Mag/Cam L knob | Magnification knob |
| Obj Focus Course/fine knobs | Objective focus knob |
| Diff Focus knob | equivalent to objective focus knob i in diffraction mode |
| Std Focus | Eucentric Focus |
| Z up, Z down buttons | Z -axis up/down buttons |
| Exp time knob | Changes film exposure time |
| Trackball | Goniometer movement trackball |
Following buttons control meaning of DEF/STIG X and Y
| PLA button | Unless you are adusting something, should be lit. No equivalent button on Tecnai. |
| Image Shift button | Means Def/Stig X and Y control image shift, available only under Tecnai software |
| Cond Stig button | Adjust condensor stigmation |
| Obj Stig button | Adjust objective stigHmation |
Coarse/Fine
Note that Brightness, Shift X&Y, Def/Stig X&Y, Diff Focus, and movement trackball all have a CRS control button which toggles between coarse and fine adjustments
Magnification modes
- JEOL has 5 buttons that control the mode you are in:
- Mag 1, Mag 2: Range from 1500X to 1,000,000X
- Low Mag: Ranges from 50X to 6000X
- Can immediately jump betwen different magnifications using these buttons
- SA DIFF : Press to go to diffraction mode (20 cm to 250 cm)
Software Controls
A list of the most commonly used menus in the software, and where to Trash.findDFdf them
| Menu | SubMenu | Purpose |
|---|
| Dialogue | High Voltage Control | HT status, Emission status, dark current, emission current, Beam valve open/close |
|---|
| | Specimen Position | Map of specimen position, memory of saved positions |
| | Photo Set | Film camera properties |
| Monitor | Status | status of system -- everything should be blue and Running |
|---|
| | Vacuum | Microscope vacuum diagram and values |
| Property | Stage | Holder type, holder exchange control |
|---|
| Option | MDS | Low dose system controls |
|---|
| | Free Lens | Free lens control, important for low-dose (MDS) mode |
| | Lens/Def Memory | Needed to set up MDS mode, should be closed when USING MDS |
| Maintenance | ACD/Bake | Turn on ACD heat at end of session |
|---|
| Display | | A list of windows you have open, lets you bring selected window to top |
|---|
| JEOLS | Hex Display | Hex values of microscope registers, good to monitor when using microscope |
|---|
-- BillRice - 02 Nov 2006 |
