DN:KD-5985-SMSY01 V3.0 Operation Guide
Template version:1
15/22
13. TECHNICAL ALARM DESCRIPTION
The monitor will show 'SYS HI','SYS Lo' ,'DIA HI' or 'DIA Lo' as technical alarm on LCD
with no delay if the determined blood pressure (systolic or diastolic) is outside the rated range
specified in part SPECIFICACIONS. In this case, you should consult a physician or check if
your operation violated the instructions.
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 signal displayed on LCD will
disappear automatically after about 8 seconds.
14. 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
MEASUREMENT‖ sections
of the instructions and
re-test.
Speaking, arm or body
movement, angry, excited or
nervous during testing
Re-test when calm and
without speaking or moving
during the test
Irregular heartbeat
It is inappropriate for people
with serious arrhythmia to
use this blood pressure
monitor.
15. TROUBLESHOOTING (2)
PROBLEM
POSSIBLE CAUSE
SOLUTION
LCD Display shows
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
Apply the cuff correctly and
try again
LCD shows ―Er 4‖
Pneumatic system leakage or
