Troubleshooting
This section includes a list of error messages and frequently asked questions for
problems you may encounter with your blood pressure device. If the device is not
operating as you think it should, check here before contacting Welch Allyn Technical
Support: http://www.welchallyn.com/support.
Problems and error messages
The device presents technical alarms and low-priority physiological alarms. Technical
alarms occur when there is a device-related error. Physiological alarms occur when blood
pressure measurements fall outside of set alarm limits.
Technical alarms
Problem Symptom Root cause Solution
No power Display will not light up Batteries are drained. Replace with new batteries
Batteries are inserted
incorrectly.
Insert the batteries correctly
AC adapter is inserted
incorrectly.
Insert the AC adapter tightly
Low batteries The display indicates the
“BAT-LO” message,
pauses for 3 seconds. The
battery icon shows empty
(does not flash).
Batteries are low. Replace with new batteries
Error messages E 01 shows The cuff is not secure. Readjust the cuff, have the patient relax for a
moment, and then measure again
E 02 shows The cuff is very tight Refasten the cuff and then measure again
E 03 shows There is too much
pressure in the cuff.
Refasten the cuff and then measure again
E 10 or E 11 shows The device detected
motion while measuring.
Readjust the cuff, have the patient relax for a
moment, and then measure again
E 20 shows The measurement process
does not detect a pulse
signal
Loosen the clothing on the patient's arm and
then measure again
E 21 shows The measurement is
incorrect
Have the patient relax for a moment and then
measure again
Visit www.welchallyn.com for further assistance.
14 Maintenance Welch Allyn ProBP™ 2000 Digital Blood Pressure Device