Omron M3 Blood Pressure Monitor Manual

The Omron M3 Blood Pressure Monitor is an automatic upper-arm blood pressure monitor with IntelliSense technology for comfortable inflation, a large LCD display with backlight, hypertension indicator, irregular heartbeat detection, body movement detection, memory storage for two users (up to 60 readings each), and WHO classification indicator. It is clinically validated and designed for easy home use. Below are key sections for safety, features, setup, operation, maintenance, and troubleshooting.

1. Features at a Glance 2. Safety Information 3. Package Contents 4. Device Overview 5. Before First Use 6. Taking a Measurement 7. Understanding Results 8. Memory Function 9. Care & Maintenance 10. Error Messages 11. Troubleshooting

Features at a Glance

Key components: Main unit with LCD display, Arm cuff with D-ring, AC adapter, Storage case, Instruction manual.

Feature	Description
IntelliSense Technology	Automatically inflates to optimal pressure for comfortable measurement
Large LCD with Backlight	Easy-to-read display, visible in low light
Hypertension Indicator	Displays symbol if systolic/diastolic readings are high
Irregular Heartbeat Detection	Detects and displays symbol for irregular pulse during measurement
Body Movement Detection	Alerts if excessive movement is detected
Dual User Memory	Stores up to 60 readings for each of two users
WHO Classification Indicator	Shows color-coded bar graph based on WHO guidelines
Date & Time Stamp	Records date and time of each measurement
Average Reading	Calculates average of last three readings (morning or evening)
Automatic Power Off	Conserves battery life

Safety Information

Read all instructions before use. For home use only.

Do not use on infants, children, or persons who cannot express themselves.
Do not use during or immediately after physical exercise or bathing.
Consult your physician before use if you have arrhythmia, blood disease, or are pregnant.
Do not modify or disassemble the device.

WARNING! This device is not a substitute for professional medical diagnosis. Always consult your doctor about your blood pressure.

Package Contents

Unpack and verify all items are present.

Main Unit: Omron M3 Blood Pressure Monitor.
Arm Cuff: 22-42 cm circumference (included).
AC Adapter: For powering the device.
Storage Case: For storing the monitor and cuff.
Instruction Manual: This document.
Warranty Card: (If applicable).

CAUTION! Do not use if any part is damaged. Contact customer service.

Device Overview

Front Panel: START/STOP button, MEMORY button, USER 1/USER 2 buttons, LCD display. Cuff: Air tube connector, D-ring, artery mark. Rear: Battery compartment, AC adapter jack.

LCD Icons: User indicator, Memory full, Heartbeat symbol, Movement symbol, Hypertension indicator, WHO bar graph, Battery low, Date/Time, Systolic/Diastolic/Pulse readings.

Before First Use

Prepare the device for initial use.

Insert batteries: Open battery compartment, insert 4 AA batteries (or connect AC adapter).
Set date and time: Press and hold MEMORY button for 3 seconds, use START/STOP to adjust.
Apply cuff correctly: Ensure the artery mark aligns with your brachial artery.

Tip: Rest for 5 minutes before first measurement. Avoid caffeine, smoking, and exercise for 30 minutes prior.

Taking a Measurement

Follow these steps for accurate readings.

Sit comfortably: Back supported, feet flat, arm resting on table at heart level.
Wrap cuff: Place cuff 1-2 cm above elbow, tighten snugly.
Select user: Press USER 1 or USER 2 button.
Start measurement: Press START/STOP. Cuff will inflate automatically.
Remain still: Do not talk or move until measurement is complete.
Read results: Systolic, diastolic, and pulse rate will display.
Power off: Device turns off automatically after 1 minute.

WARNING! Do not inflate cuff without it being wrapped around your arm.

Understanding Results

Refer to the WHO classification indicator on the display.

Category	Systolic (mmHg)	Diastolic (mmHg)	Indicator Color
Optimal	< 120	< 80	Green
Normal	120-129	80-84	Light Green
High Normal	130-139	85-89	Yellow
Hypertension Grade 1	140-159	90-99	Orange
Hypertension Grade 2	160-179	100-109	Red
Hypertension Grade 3	≥ 180	≥ 110	Flashing Red

Note: The hypertension indicator ( ) will appear if systolic ≥ 135 or diastolic ≥ 85.

Memory Function

Stores readings for two users separately.

View memory: Press MEMORY button to scroll through stored readings.
Delete a reading: While viewing a reading, press and hold START/STOP.
Clear all memory: With device off, press and hold MEMORY and USER 1 simultaneously for 3 seconds.
Average reading: Displays average of last three readings taken at the same time of day (AM/PM).

Tip: Take measurements at the same time each day for consistent tracking.

Care & Maintenance

Unplug or remove batteries before cleaning.

Clean cuff: Use a soft cloth dampened with water or mild detergent. Do not machine wash.
Clean unit: Wipe with dry, soft cloth. Do not use solvents or abrasives.
Storage: Keep in storage case in a cool, dry place away from direct sunlight.
Batteries: Replace when low battery icon appears. Use alkaline batteries.

CAUTION! Do not immerse any part in water. Do not expose to extreme temperatures or humidity.

Error Messages

Display	Meaning	Action
E-1	Cuff not properly attached or air leakage	Reattach cuff securely; check tube connection
E-2	Excessive movement during measurement	Remain still and retake measurement
E-3	Pulse too irregular or weak	Rest and try again; consult doctor if persistent
E-4	Pressure over 300 mmHg	Remove cuff, restart device
E-5	Device malfunction	Contact customer service
Lo	Low batteries	Replace all batteries

Troubleshooting

Symptom	Possible Cause	Corrective Action
No display	Dead batteries, improper insertion	Replace batteries; ensure correct polarity.
Inaccurate reading	Incorrect cuff position, movement	Reposition cuff correctly; remain still and retake.
Cuff does not inflate	Tube not connected, battery low	Check tube connection; replace batteries.
Memory not working	Memory full, button error	Clear memory; ensure correct user button is pressed.
Error codes appear	See Error Messages section	Follow corrective action for specific code.

Reset: Remove batteries and AC adapter for 1 minute, then reinsert.

Service: For technical support, visit www.omron-healthcare.com or contact your local Omron representative.