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Thermo Fisher Scientific
Operation Manual HM550
e internal counter for the coarse filter must be reset:
• For this, press the menu button (fig. 95.9). is way, you get into
the list of submenus.
• Via the arrow buttons (fig. 94.8 and 94.6) select “coarse filter”. is
submenu is now shown inverted.
• Via the enter button (fig. 95.10) select this submenu and simultane-
ously open it.
• Via the arrow buttons (fig. 94.5 and 94.6) reset the sum of sections
since the last resetting to 0 µm.
• Via the enter button (fig. 95.10) confirm the setting.
Note:
You return immediately to the list of submenus. If the setting is not con-
firmed via the enter button, you will quit the submenu automatically after
five seconds and you return into the list of submenus. e current setting of
the submenu is also chosen and will still be valid.
[5]
[4]
[2]
[1]
[3]
[6]
Figure 94.
Center keyboard, left buttons.
[8]
[9]
[10]
Figure 95.
Center keyboard, right buttons.
Operating instructions
Option V – Vacutome
