Rak283 Blood Pressure Monitor User Manual |top| Now

This is for informational purposes only. For medical advice or diagnosis, consult a professional. AI responses may include mistakes. Learn more Share public link

Press the button again to cycle backward through your individual historical readings, starting with the most recent test (Memory 01). Clearing the Memory Bank

Powers the device on, begins inflation, and turns the device off. rak283 blood pressure monitor user manual

To ensure your safety and the accuracy of the device, please read all the information in this section before using the RAK283.

| Display / Problem | Possible Cause | Solution | | :--- | :--- | :--- | | | Batteries are dead or inserted incorrectly. | Check battery polarity (+/-). If correct, replace all batteries with new ones. | | Cuff does not inflate | Air leak in cuff connection. | Check the connection between the cuff's air plug and the monitor socket. Reconnect securely. | | "Er 0" on screen | General pressure system instability or incorrect operation. | Remove batteries for a few minutes, then reinsert them. Remain calm and still, and try the measurement again. | | "Er 1" on screen | Systolic pressure detection failed. | Check the cuff connection and ensure the cuff is applied correctly. Repeat the measurement without moving or speaking. | | "Er 2" on screen | Diastolic pressure detection failed. | Same as above. Check the cuff and ensure you are in the correct posture. Make sure you are not tense. | | Reading seems very high/low | The cuff may be positioned incorrectly. | Refer to the "Taking a Measurement" section. Make sure the cuff is at heart level and you are relaxed. Retest after resting. | | Movement during measurement | Talking, moving, or being tense during the test. | Stay calm, do not speak, and remain as still as possible during the entire measurement process. | This is for informational purposes only

Press the button. The screen will display all symbols briefly, and the cuff will begin to inflate automatically.

Ensure the cuff is snug but fits comfortably (two fingers space). Remain calm and still. Excessive body movement or talking during testing. Learn more Share public link Press the button

Position the lower edge of the cuff roughly .