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12. Troubleshooting 2
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 tempera-
ture before use.
4. Do not attempt to disassemble this monitor.
5. If you do not use the monitor for a long time, please remove the batteries.
6. It is recommended the performance should be checked every 2 years or
after repair. Please contact the service center.
7. Clean the monitor with a dry, soft cloth or a soft cloth squeezed well after
moistened with water, diluted disinfectant alcohol, or diluted detergent.
8. No component can be maintained by user in the monitor. The circuit dia-
grams, component part lists, descriptions, calibration instructions, or other
information which will assist the user’s appropriately qualied technical per-
sonnel to repair those parts of equipment which are designated repairably
can be supplied.
ENGLISH
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 ination
Apply the cuff correctly
and try again
LCD shows “Er 4”
Pneumatic system leakage or
cuff is too loose during ination
LCD shows “Er 5” Cuff pressure above 300mmHg
Measure again after ve
minutes. If the monitor
is still abnormal, please
contact the local distribu-
tor or the factory
LCD shows “Er 6”
More than 3 minutes with cuff
pressure above 15 mmHg
LCD shows “Er 7” EEPROM accessing 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
ve minutes, and then
reinstall all batteries