User's Manual

11. Troubleshooting
62
ECG
Phenomenon Cause Solution
“ELECTRODE?”
message is displayed.
Lead cable is off. Check the connection
between the lead cable and
the LX-7230N.
Check the connection
between the lead cable and
the electrode.
Faulty Lead cable. Replace the ECG cable with
a new one.
Electrode is peeling
off.
Replace the electrode with a
new one.
Polarization
potential of the
electrode is too
high.
Replace the electrode with a
new one.
ECG waveform
contains noise
Electrode gel is dry.
Replace the electrode with a
new one.
Electrode is peeling
off.
Electric blanket is
used.
Cover the electric blanket
with a shield cover.
AC filter setting of
the receiving
monitor is OFF.
Set the AC filter up as ON.
Respiration waveform
cannot be measured.
Electrode gel is dry. Replace the electrode with a
new one.
Electrode is peeling
off.
The positions of the
electrodes are
improper.
Attach the electrodes where
the respiration waveform can
be measured appropriately.