Appendix 2 Troubleshooting
US-transducer is removed but no power
POSSIBLE CAUSE
SOLUTION
Transducer battery discharged.
Charge transducer
Base station and transducer are
working on different RF-channels.
Replace the transducer then remove again.
Restart the Base station
No signal on Fetal Monitor even though the indicators on base station are green.
POSSIBLE CAUSE
SOLUTION
Interface cable to Fetal Monitor is
disconnected or broken.
Connect cable or repair.
Interrupted recording of fetal heart rate or uterine activity.
POSSIBLE CAUSE
SOLUTION
Transducer position.
Check position of transducers for best signal.
Transducer is sliding on the skin. Reposition and fasten securely. Use less gel on
the US transducer.
Excessive movement
Ask the patient to restrict movement.
RF-interference or patient at the
end of range.
Instruct patient to stay inside the area where
reception is good.
Charging indicator is off even though the transducer is docked for charging.
POSSIBLE CAUSE
SOLUTION
Transducer not docked properly.
Re-position the transducer.
Base station not connected to the
mains power supply.
Connect the base station.
Charging panel or contacts show corrosion.
POSSIBLE CAUSE
SOLUTION
Transducer was wet or
contaminated with gel when
docked on the base station.
Always clean and dry the transducer before
docking and charging. If necessary have the
contact panel replaced.
