AC interference is large.
Improve the environment.
If it is the steel bed, it should be
replaced.
Sampling equipment is too close to
other high-power equipment or power
supply.
Let patients relax.
Keep the indoor temperature above
16 ℃.
Bluetooth adapter or lead
cables are damaged
Check or replace the Bluetooth
adapter or lead cables
Irregular
waveform,
with too great
wave or
beeline
Bad electrode conductivity.
Bad connection between
electrode and skin.
The plug between lead cable
and PC is not tight enough.
Bad connection between lead
cable and electrode.
Use alcohol of good quality.
Use alcohol to clean electrode and the
skin under electrode.
Let the patient keep calm.
Normal
operations but
data cannot be
collected.
Some lead cable falls off.
Check or connect the lead cable again.
An improper lead cable in
specification or the lead cable
with bad quality has been used.
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General