Testing Transducers; Testing Toco Transducers - Philips FM-2 Service Manual

Testing Transducers

Testing Transducers

Testing Toco Transducers

Visual Check
Electrical
Check
90
Check the transducer for signs of damage. Ensure that there are no cracks in the
transducer housing or dome, in the cable or the connector plug.
1. Turn on the monitor.
2. Connect the transducer to the Toco socket.
3. Check that the display acknowledges the connected transducer in the
Toco frame of the main monitoring screen.
4. Lay the transducer face up on a flat surface for a few seconds.
5. Set the Toco Baseline as follows:
a. Highlight the Toco frame in the main monitoring screen by turning
the navigation wheel.
b. Press the wheel to enter the Toco Menu. The existing Toco Baseline
will be displayed.
c. If you need to change this, highlight the TOCO Baseline menu
item, and press the navigation wheel. You will see a box containing
the choices for setting the Toco Baseline.
d. Highlight the desired Toco Baseline value by turning the navigation
wheel, and select by pressing the wheel.
e. Exit the Toco menu by highlighting Return and pressing the
navigation wheel.
6. Zero the Toco by pressing the
7. Turn the transducer over so that button is face down on the flat surface.
Hold the cable at a point 25 cm from the transducer and ensure that the
button.
Chapter 8 - Test and Inspection Matrix