SD5/SD6 Ultrasonic TableTop Doppler User Manual Basic Operation
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To switch off the wireless probe:
NOTE:
1 If the probe is not to be used over a relatively long period of time, It is recommended
to switch off the main unit first, and then put the probe into the probe holder.
2 For SD6, if you switch off the main unit when it is in normal connection with the
probe, the probe will also be switched off.
3.7 Using Earphone
In a noisy environment, you are advised to use an earphone to hear fetal heart sound.
Insert the earphone plug into earphone socket on the back of the main unit (figure 2-4). The
speakers will be muted when the earphone is connected.
WARNING
Turn down the volume before using earphone to your ears.
CAUTION
Accessory equipment connected to the analog and digital interfaces must be certified
according to the respective IEC/EN standards (e.g. IEC/EN 60950 for data processing
equipment and IEC/EN 60601-1 for medical equipment). Furthermore all configurations
shall comply with the valid version of the system standard IEC/EN 60601-1. Anybody
who connects additional equipment to the signal input connector or signal output
connector to configure a medical system must ensure that the system complies with the
requirements of the valid version of the system standard IEC/EN 60601-1. If in doubt,
consult our technical service department or your local distributor.
3.8 Changing Doppler Settings
3.8.1 Switching Backlight On and Off
1 Press the Setup key for about 2 seconds to open setup menu.
2 Press the Setup key when the cursor stays at Backlight.
3 Press the Up/Down key to toggle between ON and OFF.
4 Press the Setup key.
3.8.2 Switching Key Sound On and Off
1 Press the Setup key for about 2 seconds to open setup menu.
2 Press the Up/Down key to move the cursor to Key Sound, press the Setup key.
3 Press the Up/Down key to toggle between ON and OFF.
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