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Troubleshooting 1
Display Possible cause Solution
Abnormal result
The cuff position was not
correct or it was not properly
tightened.
Attach the cuff correctly and
try again.
Body posture was not correct
during measurement.
Review the “ADJUST YOUR
POSTURE” sections of the
instructions and try again.
Speaking, arm or body
movement, angry, excited or
nervous during measurement
Try again when calm and
without speaking or moving
during measurement.
Irregular heartbeat Consult your physician.
Troubleshooting 2
Display Possible cause Solution
“Er 0”
Pressure system is unstable
before measurement.
Do not move and try again.“Er 1” Fail to detect systolic pressure
“Er 2”
Fail to detect diastolic
pressure
“Er 3”
Pneumatic system blocked or
cuff is too tight during ination.
Attach the cuff correctly and
try again.
“Er 4”
Pneumatic system leakage
or cuff is too loose during
ination.
“Er 5”
Cuff pressure above
300 mmHg
Measure again after ve
minutes. If the LCD is still
abnormal, please contact the
local distributor.
“Er 6”
More than 3 minutes with cuff
pressure above 15 mmHg
“Er 7” EEPROM accessing error
“Er 8”
Device parameter checking
error
“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 ve
minutes, and insert all
batteries again.
Low battery Change the batteries.
“Hi” or “Lo” Over measurement range Consult your physician.
14. TROUBLESHOOTING
CHUD514_517_1802_ENES.indb 13 2018/12/05 9:34