28
The technical alarm condition (outside the rated range) is preset
in the factory and cannot be adjusted or inactivated. This alarm
condition is assigned as low priority according to IEC 60601-1-8.
The technical alarm is non-latching and need no reset. The si-
gnal displayed on LCD will disappear automatically after about
8 seconds.
11. TROUBLESHOOTING (1)
PROBLEM
POSSIBLE CAUSE
SOLUTION
LCD
Display shows
abnormal result
The cuff position was not correct or it
was not properly tightened
Apply the cuff correctly and try again
Body posture was not correct during
testing
Review the “BODY POSTURE DURING MEASURE
MENT” sections of the instructions and retest
Speaking, arm or body movement,
angry, excited or nervous during testing
Retest when calm and without speaking or
moving during the test
Irregular heartbeat (arrhythmia)
It is inappropriate for people with serious arrhy
thmia to use this Electronic Sphygmomanometer
12. TROUBLESHOOTING (2)
PROBLEM
POSSIBLE CAUSE
SOLUTION
LCD shows low battery
symbol
Low Battery
Change the batteries
LCD shows “Er 0”
Pressure system is unstable before measurement
Don’t move and try again
LCD shows “Er 1”
Fail to detect systolic pressure
LCD shows “Er 2”
Fail to detect diastolic pressure
LCD shows “Er 3”
Pneumatic system blocked or cuff is too tight
during inflation
Connect the cuff correctly and
try again. If the monitor is still
abnormal, please contact the local
distributor or the factory
LCD shows “Er 4”
Pneumatic system leakage or cuff is too loose
during inflation
LCD shows “Er 5”
Cuff pressure above 300mmHg
Measure again after five minutes.
If the monitor is still abnormal,
please contact the local distributor
or the factory
LCD shows “Er 6”
More than 3 minutes with cuff pressure above 15 mmHg
LCD shows “Er 7”
Inner memory error
LCD shows “Er 8”
Device parameter checking error
LCD shows “Er A”
Pressure sensor parameter error
No response when you
press button or load
battery.
Incorrect operation or strong electromagnetic
interference
Take out batteries for five minutes,
and then reinstall all batteries
MAINTENANCE
1. Do not drop this monitor or subject it to strong impact.
2. Avoid high temperature and solarization. Do not immerse
the monitor in water as this will result in damage to the
monitor.
3. If this monitor is stored near freezing, allow it to acclimate to
room temperature before use.
4. Do not attempt to disassemble this monitor.
5. Clean the monitor with a dry, soft cloth or a soft cloth squ-
eezed well after moistened with water, diluted disinfectant
alcohol, or diluted detergent.
6. No component can be maintained by user in the monitor.
The circuit diagrams, component part lists, descriptions, ca-
libration instructions, or other information which will assist
the user’s appropriately qualified technical personnel to re-
pair those parts of equipment which are designated repaira-
bly can be supplied.
7. The monitor can maintain the safety and performance cha-
racteristics for a minimum of 10,000 measurements or three
years, and the cuff integrity is maintained after 1,000 open–
close cycles of the closure..
8. It is recommended the cuff should be disinfected 2 times
every week if needed (For example, in hospital or in clinique).
Wipe the inner side (the side contacts skin) of the cuff by
a soft cloth squeezed after moistened with Ethyl alcohol
(75-90%), then dry the cuff by airing.
9. The monitor requires 6 hours to warm from the minimum
storage temperature between uses until the monitor is re-
ady for its INTENDED USE when the ambient temperature is
20 °C.
10. The monitor requires 6 hours to cool from the maximum sto-
rage temperature between uses until the monitor is ready
for its INTENDED USE when the ambient temperature is 20 °C.
11. Not servicing/maintenance while the monitor is in use.
