JEOL JSPM-5200 Instructions Manual page 167

５ MEASUREMENT OPERATION
7.
Click on the Reference/V
enter 0 using the keyboard and finalize it by pre
Reference/V is the parameter that sets the force between the specimen and the tip of
the cantilever. You have to change this parameter while observing the image during
scan. Here, set it to 0.000 provisionally.
8.
Click on the
pull-down menu.
Loop Gain is the parameter that determines the gain of the feedback circuit. The
larger the specified value is, the higher the gain becomes, thus producing a good
image of a topographic specimen, but the feedback circuit easily oscillates.
9.
Click on the
Topography from the pull-down menu.
1 0.
Click on the Advanced button.
The Advanced Control window is displayed.
1 1.
Click on the Display Source tab, and then check the TOPO—Autoset box.
5-104
input box to highlight the numerical value; then
button in the Loop Gain selection box and select 8 from the
button in the Display Source 1 selection box and select
ssing the Tab key.
TMPM5200-2