Calibration and System Checks Calibration/Maintenance
2 - 8 0070-10-0591-01 Trio™ Service Manual
ECG Cal
1. Set ECG lead to I and ECG size to x1.
2. From The MAINTENANCE menu select ECG CAL. The message CALIBRATION
MODE will appear in red at the lower left of the ECG waveform area. The highlighted
tile will now read STOP CAL. The user may select this tile at any time to end the test.
3. A 1mV peak to peak square wave will appear in the ECG waveform area. This is the
Cal Pulse.
4. Measure the amplitude of the Cal Pulse with a metric ruler. The Cal Pulse should measure
1 cm +/- 5%.
5. Set ECG size to x 2. Cal Pulse should measure 2 cm +/- 5%.
6. Set ECG size to x .25. Cal Pulse should measure 25 mm +/- 5%.
7. Set ECG size to x .5. Cal Pulse should measure 50 mm +/- 5%.
8. If any measurements are out of tolerance range, please contact the manufacturer for
repair.
2.4.2.2 Technical Information and Settings
From the MAINTENANCE menu select each tile to access specific technical information or
settings.
Version: This menu will display the current version of the unit's software.
FIGURE 2-8 Version Menu*
*Applies only to host software version 02.01.00 and greater.
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