Page 1.11
Chapter 1
Operating Elements
SCHILLER AT-2plus 6-Channel ECG Unit
SERVICE HANDBOOK Issue d May 2002
Manual Mode (cont.)
Chart Speed Select speed 5, 10, 25 or 50mm/s by means of the SPEED keys:
7
5/10
8
25
9
50
Notes: Key 7 is a toggle key -press once and 5 is selected, press a second
time and 10mm/s is selected.
When the 25 or 50mm/s key is pressed, the same speed is set on
both the screen and the (manual) printout. When 5 or 10 mm/s is
selected, this affects the manual printout speed only.
Sensitivity Select 5, 10 or 20 mm/mV by means of the SENSITIVITY keys:
4
5
5
10
6
20
Myogram Filter Switch the filter ON or OFF with the FILTER key:
`FILTER` is displayed on the bottom line of the LCD when the
filter is switched on.
Recentering To re-centre the ECG traces, press the 1mV key
0
1mV
WARNING
AFTER HEAVY ARTEFACTS OR LEAD OFF, THE INDICATION OF THE HEART RATE
MAY NOT BE RELIABLE.