Mortara Surveyor S4, Service Manual, Page: 61 / 67

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TROUBLESHOOTING
SECTION 6
Power and Battery
Symptom Possible Causes Suggested Resolution
The S4 is not working and
display does not light up.
Internal system failure.
Power cycle the S4 with fresh batteries and try again.
If problems persist, stop using the S4 and contact
Mortara Technical Support.
Battery Contacts
Remove the battery(s) and inspect the battery
contacts to ensure they are making a proper
connection.
Battery will not hold charge.
Replace the battery according to instructions in the
General Care & Maintenance chapter.
Display and Touchscreen
Symptom Possible Causes Suggested Resolution
The touchscreen is not
working properly.
Touchscreen failure.
Power cycle the S4 and try again. If problems persist,
stop using the S4 and contact Mortara Technical
Support.
The display is not working
properly.
Display failure.
Power cycle the S4 and try again. If problems persist,
stop using the S4 and contact Mortara Technical
Support.
ECG Trace
Symptom Possible Causes Suggested Resolution
ECG signal is noisy.
Excessive patient movement. Confirm electrode site preparation; confirm correct ECG
positioning, move electrodes if needed.
Electrical noise from auxiliary
equipment.
Isolate the patient from auxiliary equipment, if possible.
Bad electrode contact.
Check to make sure electrodes are still securely
attached to the patient, and reattach if necessary.
Remember the importance of good skin preparation
techniques.