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Rebecca MooreSep 8, 2025
What to do if my Tanita Scales display “ ? and won't connect?
- HHenry EricksonSep 8, 2025
If your Tanita Scales display “ ? and the device and smartphone cannot connect, try removing and replacing the batteries.
What to do if my Tanita Scales display “ ? and won't connect?
If your Tanita Scales display “ ? and the device and smartphone cannot connect, try removing and replacing the batteries.
Why aren't the buttons working in the Tanita innerScan DUAL Scales app?
If the “Measure body composition” or “Enter data” button in the app does not work with your Tanita Scales, ensure that “Bluetooth” is turned on in the smartphone settings. Also, the connection between the app and device is only enabled when the device power is off. Check that the device power is off, then try again.
Why is my weight unstable on my Tanita Scales?
If your body weight is not stable or is less than usual when using Tanita Scales, and you are using it on a soft surface such as a carpet, the underside of the measuring platform may touch the floor, preventing accurate readings. Perform measurements on a hard, flat, and stable floor.
Why do my Tanita innerScan DUAL Scales turn on by themselves?
If your Tanita Scales switch on even though the power has not been switched on, there might be a device with a communication function, a microwave oven, or another device emitting radio waves, such as a wireless telephone, being used near the scales.
Power| power supply | 4×AA Alkaline batteries |
|---|---|
| power consumption | 120 mA Maximum |
| measuring current | 50 kHz, 6.25 kHz, 100 µA |
Weight and Dimensions| weight capacity | 200 kg |
|---|---|
| weight increments (0-100 kg) | 0.05 kg |
| weight increments (100-200 kg) | 0.1 kg |
Important safety warnings and precautions for using the device.
Key information for users regarding intended use and data accuracy.
Identifies and describes components on the front of the body composition monitor.
Identifies and describes components on the back of the body composition monitor.
Explains the meaning of warning, caution, prohibited, and instruction symbols.
Outlines critical warnings for safe operation, including pacemakers and physical hazards.
Provides cautionary advice regarding battery usage, handling, and device placement.
Details how to prepare the body and environment for accurate measurements.
Specifies ideal placement and environmental conditions for optimal measurement accuracy.
Instructions on correctly inserting batteries and storage recommendations.
Steps to change the preferred unit of weight measurement.
Guide to setting the location code for accurate weight readings based on gravity.
Instructions for setting the current date and time on the device.
Instructions on downloading and installing the required Health Planet application.
Steps for creating a member account and logging into the Health Planet app.
Guide on adding the body composition monitor within the Health Planet app.
How to operate the body composition monitor using instructions from the app.
Steps for taking a measurement with the smartphone connected and displaying results.
Process for registering a user ID number on the device.
Steps to register the user's birth year, month, and day.
How to select and register the user's gender.
Steps for entering and registering the user's height.
Final step to register body composition data by stepping on the platform.
Procedure for taking measurements when connected to a smartphone app.
How to take measurements using the device directly without a smartphone.
Explanation of the automatic user recognition feature.
Step-by-step guide on how to use the auto-recognition feature.
How to manually select an ID number for measurement.
Instructions for taking measurements as a guest user without registration.
Procedure for taking only weight measurements without body composition.
How to manually select an ID number if auto-recognition fails or is unavailable.
Explains the visual indicators during the measurement process.
How to view and navigate through the displayed whole body measurement results.
Understanding the icons indicating changes from the previous measurement.
How to switch and view measurement results for specific body parts.
Explains the backlight colors used for assessing body part results.
Steps to access and modify existing personal data on the device.
Specific steps to adjust the registered date of birth and gender.
Procedure for erasing personal data and associated measurement history.
Defines the target user age groups and limitations, including Athlete Mode.
Explains the Bioelectrical Impedance Analysis (BIA) technology used by the monitor.
Guidance on the optimal time of day for taking measurements for accuracy.
Definition and importance of body fat percentage.
Charts showing healthy body fat percentage ranges for children and adults by age and gender.
Explanation of total body water and its role in the body.
Definition and importance of visceral fat rating and its health implications.
Definition of BMR and factors affecting it.
Explanation of metabolic age and its relation to physical fitness.
Definition of muscle mass and its role in energy consumption.
How physique rating assesses body composition based on fat and muscle ratios.
Explanation of muscle quality score and factors influencing it.
Definition of bone mass and its importance for health.
Definition of BMI and the optimal index range according to WHO.
A guide to diagnosing and resolving common issues encountered with the device.
Detailed technical specifications of the RD-545 body composition monitor.
Guidelines for proper disposal of the electronic device and batteries.
