● Battery is exhausted
● Replace the batteries
Weak sound
output
● Audio volume too
low
● Insufficient Gel
● batteries are
exhausted
● Turn up the volume
●
Add Gel
● Replace the batteries
Low sensitivity
● Incorrect probe
position
●
Insufficient
Gel
● Locate the correct
position
●
Add Gel
Appendix A EMC Information
CAUTION:
Fetal Doppler needs special precautions regarding EMC
and needs to be installed and put into service according to the
EMC information provided for in the ACCOMPANYING
DOCUMENTS.
CAUTION:
Portable and mobile RF communications
equipment can affect
Fetal Doppler
.
CAUTION:
the
Fetal Doppler
should not be used adjacent to or
stacked with other equipment.
Guidance
and
manufacturer’s
declaration-electromagnetic
emissions
The models JPD-100B are intended for use in the electromagnetic
environment specified below. The customer or the user of the models
JPD-100B should assure that it is used in such an environment.
Emissions
Compliance
Electromagnetic environment-
guidance
RF
emissions
CISPR 11
Group 1
The models JPD-100B use RF energy
only for its internal function. Therefore,
its RF emissions are very low and are
not likely to cause any interference in
nearby electronic equipment.
RF
emissions
Class B
The models JPD-100B is suitable for use
in all establishments, including domestic
