Omron BP742N Blood Pressure Monitor Manual

The Omron BP742N is an automatic upper arm blood pressure monitor with IntelliSense technology for accurate and comfortable readings. It features a large, easy-to-read display, memory storage for multiple users, irregular heartbeat detection, hypertension indicator, and body movement detection. Below are key sections for safety, features, setup, operation, maintenance, and troubleshooting.

1. Features at a Glance 2. Safety Precautions 3. Parts Identification 4. Initial Setup 5. Taking a Measurement 6. Memory Function 7. Understanding Results 8. Care & Maintenance 9. Battery Information 10. Troubleshooting 11. Specifications

Features at a Glance

Key components: Main unit, Arm cuff, Instruction manual, Storage case, AC adapter (optional), Batteries.

Feature	Description
IntelliSense Technology	Automatically inflates to optimal pressure for comfortable measurement
Large Display	Easy-to-read backlit LCD with date/time
Memory Storage	Stores up to 100 readings with date and time stamp
Irregular Heartbeat Detection	Detects and displays irregular heartbeat during measurement
Hypertension Indicator	High blood pressure warning symbol
Body Movement Detection	Alerts if movement is detected during measurement
WHO Indicator	Color-coded bar graph shows classification per WHO guidelines
Automatic Power Off	Conserves battery life
Multi-User Mode	Supports two users with separate memory
Cuff Wrap Guide	Ensures proper cuff application

Safety Precautions

Read all instructions before use.

Do not use on infants, children, or persons unable to express themselves.
Consult physician before use if you have arrhythmia, pre-eclampsia, or other circulatory disorders.
Do not use while operating a vehicle or machinery.
Keep away from children and pets.

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

Parts Identification

Front Panel: START/STOP button, Memory button, User button, Display screen. Cuff: Arm tube, Air plug, Velcro fastener, Metal ring.

Display Symbols: Systolic pressure, Diastolic pressure, Pulse rate, User indicator, Memory indicator, Irregular heartbeat symbol, Hypertension indicator, Battery indicator, Date/Time, WHO bar graph.

Initial Setup

Insert batteries or connect AC adapter.

Insert batteries: Open battery compartment, insert 4 AA batteries observing polarity.
Set date and time: Press and hold Memory button for 3 seconds, use START/STOP to adjust.
Attach cuff: Connect air plug to main unit until it clicks.
Select user: Press User button to choose User 1 or User 2.

CAUTION! Use only recommended batteries or AC adapter. Do not mix old and new batteries.

Taking a Measurement

For accurate readings, rest for 5 minutes before measuring.

Sit comfortably with feet flat on floor, back supported.
Wrap cuff on bare upper arm 1-2 cm above elbow, align artery marker with brachial artery.
Keep cuff at heart level, palm up, relax arm.
Press START/STOP button, unit will inflate automatically.
Remain still and quiet during measurement.
Results display with systolic, diastolic, and pulse readings.
Unit deflates automatically and powers off after 1 minute.

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

Memory Function

Stores up to 100 readings total (50 per user).

View memory: Press Memory button to scroll through stored readings.
Delete memory: Press and hold Memory button for 3 seconds while in memory mode.
Switch users: Press User button to toggle between User 1 and User 2.
Average reading: Displays average of last 3 readings taken within last 10 minutes.

Note: Memory is retained when batteries are removed.

Understanding Results

Systolic Pressure: Pressure when heart contracts (upper number).
Diastolic Pressure: Pressure when heart relaxes (lower number).
Pulse Rate: Heartbeats per minute.
WHO Bar Graph: Green (Normal), Yellow (Prehypertension), Red (Hypertension).
Irregular Heartbeat Symbol: Appears if irregular rhythm detected.
Hypertension Indicator: Appears if systolic ≥135 mmHg or diastolic ≥85 mmHg.

WARNING! If irregular heartbeat symbol appears frequently, consult your physician.

Care & Maintenance

Clean with soft, dry cloth only. Do not immerse in water or use solvents.

Clean cuff with mild soap and damp cloth if soiled, air dry completely.
Store in provided case in cool, dry place.
Do not expose to extreme temperatures, humidity, or direct sunlight.
Remove batteries if not using for extended period.

CAUTION! Do not wash cuff in washing machine or use bleach.

Battery Information

Uses 4 AA alkaline batteries (included).

Battery Life: Approximately 300 measurements.
Low Battery Indicator: Empty battery symbol appears on display.
AC Adapter: Optional adapter (model EA11A) available.
Replacement: Replace all batteries at same time with new ones.

Note: Do not use rechargeable batteries unless specified.

Troubleshooting

Symptom	Possible Cause	Corrective Action
No display	Dead batteries	Replace all batteries with new ones.
Error E1	Cuff not wrapped properly	Rewrap cuff correctly and restart.
Error E2	Movement during measurement	Remain still and retake measurement.
Error E3	Irregular heartbeat detected	Rest and retry; consult physician if frequent.
Inaccurate reading	Wrong cuff position	Ensure cuff at heart level, proper tightness.
Memory not working	Memory full	Delete old readings to free space.

Reset: Remove batteries for 1 minute to reset unit.

Service: For service, contact Omron Healthcare at 1-800-634-4350 or www.omronhealthcare.com

Specifications

Measurement Method: Oscillometric
Pressure Range: 0-299 mmHg
Pulse Range: 40-180 beats/minute
Accuracy: Pressure: ±3 mmHg, Pulse: ±5% of reading
Cuff Size: 22-42 cm (9-17 inches) circumference
Memory: 100 readings (50 per user)
Power Source: 4 AA batteries or AC adapter (optional)
Operating Conditions: 10°C to 40°C, 30-85% humidity
Dimensions: 123mm (W) x 85mm (H) x 141mm (D)
Weight: Approximately 340g (without batteries)