TBF-621 Body Fat Monitor/ScaleTable of ContentsIntroduction . . . . . . . . . . . . . . . . . . . . . . . 1Safety PrecautionsImportant Notes for UsersPrinciples of EstimatingBody Fat Percentage . . . . . . . . . . . . 2 – 3What is Body Fat Percentage?Body Fat RangesThe BIA MethodBody Fat Percentage Fluctuations in a DayAdvantages of the Tanita TBF-621Features and Functions . . . . . . . . . . 3 – 4ComponentsMeasuring PlatformAccessoriesUseful Features of the TBF-621Switching the Weight ModePreparations Before Use . . . . . . . . . 4 – 5Inserting the BatteriesPositioning the MonitorAttaching the Support FeetSetting and Storing Data in MemoryGetting Accurate ReadingsTaking Readings . . . . . . . . . . . . . . . . . . . 6Multiple UsersReplacing the BatteriesHandling Tips . . . . . . . . . . . . . . . . . . . . . 7Troubleshooting . . . . . . . . . . . . . . . . . . . 7Specifications . . . . . . . . . . . . . . . . . . . . . 7Warranty . . . . . . . . . . . . . . . . . . . . . . . . . . 8Federal Communications Commission NoticeThis equipment has been tested and found to comply with the limits for a Class B digitaldevice, pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonableprotection against harmful interference in a residential installation. This equipment generates,uses and can radiate radio frequency energy and, if not installed and used in accordance withthe instructions, may cause harmful interference to radio communications. However, there isno guarantee that interference will not occur in a particular installation. If this equipment doescause harmful interference to radio or television reception, which can be determined byturning the equipment off and on, the user is encouraged to try to correct the interference byone or more of the following measures:• Reorient or relocate the receiving antenna.• Increase the separation between the equipment and receiver.• Connect the equipment into an outlet on a circuit different from that to which the receiveris connected.• Consult the dealer or an experienced radio or television technician for help.ModificationsThe FCC requires the user to be notified that any changes or modifications made to thisdevice that are not expressly approved by Tanita Corporation may void the user’s authority tooperate the equipment.