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SE-601 Series Electrocardiograph Service Manual
5. Parameter Troubles
Conditions
No ECG waveform
ECG
waveform
abnormal or disturbed
Heart rate is not accurate
ECG waveform has burrs
Possible Causes
① Defective
between the patient and
the electrodes
② Defective
between the patient cable
and the unit
③ ECG board failure
① Defective
between the patient and
is
the electrodes
② Patient cable failure
③ ECG board failure
Waveform measuring failure
① Defective
between the patient and
the electrodes
② ECG board failure
③ Electrical
interference
from
another
(microwave oven, cellular
phone, wireless device,
etc.)
④ An
improperly-grounded
electrical device near the
electrocardiograph
- 50 -
Inspection and Troubleshooting
Actions
① Attach the electrodes to
connection
the patient again or clean
the electrode area on body
surface with alcohol
connection
② Connect the patient cable
to the unit
③ Replace the ECG board
① Attach the electrodes to
connection
the patient again or clean
the electrode area on body
surface with alcohol
② Replace the patient cable
③ Replace the ECG board
Adjust connections
① Attach the electrodes to
the patient again or clean
the electrode area on body
surface with alcohol
connection
② Replace the ECG board
③ Look for devices that
could
electrical
device
and
devices.
electrocardiograph on the
battery power.
④ Lay
alongside the limbs and
away from any electrical
devices. Turn on the AC
filter on the Filter Setup
window
be
causing
interference,
then
unplug
the
Or
run
the
the
lead
wires
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Table of Contents
Troubleshooting
