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Problem
Possible Cause(s)
Solution
seconds; then re-
insert battery. Allow up
to 5 minutes for
sensor and cell phone
monitor to reconnect.
2) Make sure that the
sensor lead wire is
properly connected to
the sensor (for
attachable leads).
Sensor beeps
1 long beep
then short beep.
Sensor battery low or
critical.
Sensor battery needs to
be replaced, please refer
to “Sensor Battery
Insertion/Replacement”
section, for information
on how to replace the
battery.
