F9 Fetal & Maternal Monitor • User Manual
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Appendix 3 Troubleshooting
A3.1 No Display
Error Condition
Possible Cause
Corrective Action
Power cable is loose
Tighten the power cable
The fuse is blown
Change the fuse
Power indicator is off
The battery has run out of power
Connect to AC power supply
A3.2 Noise
Error Condition
Possible Cause
Corrective Action
Volume set too high
Turn down the volume
Noise
Interference from mobile phone
or other source
Keep the interfering source far
away from the monitor
A3.3 Recorder Error
Error Condition
Possible Cause
Corrective Action
Paper jam
Paper loaded incorrectly or paper
is damp
Load paper correctly and keep
paper away from moisture
The recorder is not turned on
Press the
key
Out of paper
Load paper
Recorder does not work
The paper drawer is not locked
Slide the paper drawer in until
both latches are locked in
position
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