Thermo Scientific Apex Service Manual page 105

Thermo Fisher Scientific
REC 4258 Rev C
3. Using the RIGHT arrow press it repeatedly until an offset of +80
displays.
4. Press the CANCEL (red) key to return to the scope display. The
following screen displays:
As displayed, the signal previously running along the horizontal
centerline of the display has dropped to 80 points below where it was.
This can be a useful feature when examining a stored signal in detail.
5. Return the Offset to 0 and use the select an Amplitude of 25
(using the instructions as listed above) and return to the scope
display. The following screen displays:
Notice that there is more activity on the Channel 1 signal. This is
because the scope display has been made more sensitive by
lowering the amplitude.
Using the APEX Oscilloscope
Using the APEX Oscilloscope 8-3