Leica CM1950 Projection Television User Manual


 
32
Operating Manual V1.1 – 05/2007
For trimming values above a sec-
tion thickness of 200μm, the dis-
play flashes to expressly notify
the user of thick sections!
Control Panel Field 2 – Electric Coarse Feed, Sectioning and Trimming Thickness Display
1
Specimen head forwards – pressing briefly
advances the specimen 20μm
Specimen head fast
feed
Fig. 33
Move specimen head backwards slowly – pressing
briefly retracts the specimen 20μm
Move specimen head backwards
quickly to home position (latched)
2
LED for trim
and section
thickness
display
Illuminates in
yellow when the
specimen is in
retraction.
Toggle TRIM and
SECT (LED
active).
Rocking mode – only in manual mode;
in rear area, i.e. approx. 12 - 3 o’clock position of
the handwheel (rock handwheel back and forth
a short distance)
Setting section/trim thickness
Use the
- keys on control panel 2.
Range of section thickness: 1 - 100 μm
Values: 1.0μm - 5.0μm in 0.5μm steps
5.0μm - 20.0 μm in 1.0 μm steps
20.0μm - 60.0 μm in 5.0 μm steps
60.0μm -100.0 μm in 10.0 μm steps
7. Instrument Controls
Retraction: off = 0
on = 20 μm
In manual mode.
Range of trim thickness: 1 - 600 μm
(Recommended for research applications)
Values: 1.0 μm - 10.0 μm in 1.0 μm steps
10.0μm - 20.0 μm in 2.0 μm steps
20.0μm - 50.0 μm in 5.0 μm steps
50.0 μm - 100.0 μm in 10.0 μm steps
100.0 μm - 600.0 μm in 50.0 μm steps
Trimming section thickness setting range:
(Recommended for clinical applications)
Values: 10μm, 20μm, 30μm, 40μm,
In the "off" setting, there is
no retraction in manual,
automatic or rocking mode.
Press approx. 3 sec.; "on" or
"off" appears (for the
retraction). Toggle using the
"+" or "-" key
For motorized sectioning, the re-
traction value is fixed and cannot
be changed (see page 39 - lower
infobox).