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14. TROUBLESHOOTING (2)
PROBLEM
LCD shows low battery
symbol
LCD shows "Er 0"
LCD shows "Er 1"
LCD shows "Er 2"
LCD shows "Er 3"
LCD shows "Er 4"
LCD shows "Er 5"
LCD shows "Er 6"
LCD shows "Er 7"
LCD shows "Er 8"
LCD shows "Er A"
No response when you
press button or load
battery.
Bluetooth
connection
unstable
POSSIBLE CAUSE
Low Battery
Pressure system is unstable
before measurement
Fail to detect systolic pressure
Fail to detect diastolic pressure
Pneumatic system blocked or cuff
is too tight during inflation
Pneumatic system leakage or
cuff is too loose during inflation
Cuff pressure above 300mmHg
More than 3 minutes with cuff
pressure above 15 mmHg
EEPROM accessing error
Device parameter checking error
Pressure sensor parameter error
Incorrect operation or strong
electromagnetic interference.
Bluetooth connection
unsuccessful, monitor is
abnormal, or strong
electromagnetic interference is
present
13/16
Operation Guide
SOLUTION
Change the batteries
Don't move and try again.
Apply the cuff correctly and
try again
Measure again after five
minutes. If the monitor is
still abnormal, please
contact the local distributor
or the factory.
Take out batteries for five
minutes, and then reinstall
all batteries.
Reset iOS/Android device.
Reset monitor. Make sure
the monitor and
iOS/Android device are
away from other electrical
equipment. Please see
GENERAL SAFETY AND
PRECAUTIONS