46
Thermo Fisher Scientific
Operation Manual HM550
Note:
In this case the function automatic approach cannot work. e approach
between specimen and knife edge must be carried out via the coarse feed
button (fig. 25.3).
After the specimen and the knife are adjusted, further gradual feed for
trimming can be carried out using the function trimming.
For different sectioning series, deeper layers of the specimen can be
reached with the function trimming.
• Make sure that the trimming thickness setting is selected via the
button (fig. 26.4). Trimming thickness is shown inverted on the
display.
• Press the arrow buttons (fig. 26.5 or 26.6) to select the desired trim-
ming value.
• Turn the hand wheel in a clockwise direction to carry out the trim-
ming feed in the upper reversal point of the cutting movement.
Note:
If the trimming function is carried out via the motorized drive (see Option
M – Motorized Cutting Drive, page 80 and page 123).
Trimming and first cuts
[5]
[4]
[2]
[1]
[3]
[6]
Figure 26.
Center keyboard, left buttons.
After having adjusted knife and specimen as well as having trimmed the
specimen, sectioning can be started.
• Make sure that the section thickness setting is selected via the but-
ton (fig. 26.4). Section thickness is shown inverted on the display.
• Press the arrow buttons (fig. 26.5 or 26.6) to select the desired
value.
Fine feed
Operating instructions
Feed
