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Check the power cable is in good condition, and that it has been properly connected to the
⚫
monitor and outlet.
Remove the fuse from the back cover of this device, and make sure it is in good condition.
⚫
If all of the above is in good condition, there may be an issue with display screen.
⚫
Power Supply Troubleshooting
Symptoms
Battery cannot be
recharged and/or
fully charged
Alarm Troubleshooting
Alarm lamp & alarm sound
Symptoms
The alarm LED does
not light
No alarm sound is
issued
System alarm
When the parameter value is higher or lower than the alarm limits, the alarm will issue. Please
⚫
check whether the alarm limit value is proper or the condition of the patient.
In case of ECG alarm, check the patient's current condition and check whether the connection of
⚫
electrode and lead wire is normal.
Lead(s) off. Please check the connection of the leads.
⚫
Probe off. Please check the connection of the probes.
⚫
ECG Troubleshooting
If there are excessive ECG signal interferences or the baseline is too thick, always check the following:
Check if the plate electrodes are properly located, and if valid plate electrodes are used.
⚫
Check whether the lead wires are properly inserted. If no ECG waveform displayed, check if the
⚫
ECG lead wires are broken.
Make sure the mains outlet has standard grounding wire.
⚫
Check if the grounding wire of the apparatus is properly grounded.
⚫
SpO
and NIBP Troubleshooting
2
If there is no blood pressure and pulse oxygen measurement results, always check the following:
Possible Causes
Battery is defective
Main board is defective
Possible Causes
Mainboard is defective
Audible alarm is disabled
Speaker is defective
Mainboard is defective
Corrective Actions
Replace the battery
Replace the main board
Corrective Actions
Replace the main board
Check if "
" is displayed. If yes, the audible alarm is
disabled.
Replace the speaker
Replace the main board
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