Useful Features of the TBF-521• The TBF-521 allows you to measure both weight and body fat percentage simultaneously aseasily and simply as stepping on a scale.• The TBF-521 can be set for an Child, Adult or Athlete, Male or Female, increasing theaccuracy of the reading.• This two-piece unit eliminates the need to bend down to enter data or read results.All data can be entered, and all results can be read from the remote display unit.Switching the Weight Mode (lb, kg, st-lb)The TBF-521 can measure weight in three different modes: lb (pounds), kg (kilograms) or st-lb(British stone-pounds). The default setting (the setting at which Tanita products are shipped)is lb. If you would like to change that setting, or if at any point another setting has beeninadvertently entered, select your preferred weight mode by using the switch on the back ofthe measuring platform (see illustration, left).Note: If weight mode is set to pounds or stone-pounds, the height programming mode will be automaticallyset to feet and inches. Similarly, if kilograms is selected, height will be automatically set to centimeters.Automatic Shut-Down FunctionThe automatic shut-down function shuts off the power automatically in the following cases:• If you interrupt the measurement process. The power will shut down automatically within10 to 20 seconds, depending upon the type of operation.• If an extraordinary weight is applied to the platform.• If you make a mistake during measurement or a key or button operation.• After you have completed the measuring process.Note: If the power shuts off unexpectedly, repeat the measuring process.Preparations Before UseInserting the Batteries1. Locate the battery cover on the back of the measuring platform. Press the tab to release thecover as shown.2. Insert batteries as indicated.Note: Be sure that the polarity of the batteries is set properly. If the batteries are incorrectly positioned,the fluid may leak and damage floors. If you do not intend to use this unit for a long period of time, it isadvisable to remove the batteries before storage.Positioning the MonitorPlace the monitor on a hard, flat surface where there is minimal vibration to ensure safe andaccurate measurement.Note: To avoid possible injury, do not step on the edge of the platform.Attaching the Support Feet (Carpet Use Only)Insert the support feet into the holes at the four corners on the bottom of themeasuring platform.Note: Do not use the monitor on any carpeting that is more than 0.8" (20 mm) in thickness.Do not use the support feet on hard, flat surfaces, as the unit may tip over.TBF-521 Body Fat Monitor/ScaleOpen as shownDirection of the batteries4lb st/lbkg