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Initial Start-Up

Initial Start-Up

The body fat analyzer GBF-1251-B1 supports multiple users (Up to Eight). You may 

follow below instructions to assign User ID and set up your own profile, including Gender, 

Stature, and Age. 

With batteries correctly installed, touch “SET” key to turn on the 

device,then touch “SET” key again for about 3s to enter setting.
The system will request User ID selection first. As pictured on the 

right, “1” blinks. The operator may touch the function key     or      

to select User ID among U1 to U8.
Touch “SET” key to confirm User ID.

1.Assigning User ID

2.Setting Data deletion

Set Up Your Profile

After confirming User ID, the system will divert to Data deletion  

setting.
As pictured on the right, the letter “n” blinks. The operator may 

touch the function key     or     to select “       ” or “       ”.

Touch “SET” key to confirm Data deletion.
Note: Select the “      ” means the settings of all the users won’t be 

deleted;select the “      ” means the settings of all the users will be 

deleted.  

5.Setting Age

After confirming Stature, the system will  divert to Age setting.
As pictured on the right, the digits “30” blinks. The operator may 

touch the function key     or     to increase or decrease the 

numeral. (Range: 10 to 85 years old)
You may touch and hold the function key     or     for fast changing 

the numeral. 
Touch “SET” key to confirm Age.

When the LCD displays “      ” and “    ” alternately, you may start 

measuring.

3.Setting Gender

After confirming Data deletion, the system will divert to Gender 

setting.
As pictured on the right, the portrait      blinks. The operator may 

touch the function key     or     to select Gender.
Touch “SET” key to confirm Gender.

With batteries correctly installed, press “UNIT” key in the back of the scale to select 

measurement unit. The default measurement unit is “lb”. You may press “UNIT” key to 

choose between pound and kilogram.

Select Measurement Unit

Note: If there is no operation in the weighing mode, the scale will turn off after about 

20 seconds.

4.Setting Stature

After confirming Gender, the system will divert to Stature setting.
As pictured on the right, the digits “ 5’5.0” ” blinks. The operator 

may touch the function key     or     to increase or decrease the 

numeral. (Range: 3’3.5” ft to 7’2.5” ft /100 cm to 220 cm)
You may touch and hold the function key     or     for fast changing 

the numeral. 
Touch “SET” key to confirm Stature.

Summary of Contents for GBF-1251-B1

Page 1: ...China TEL 86 760 88282982 www transtek cn User Manual Body Fat Analyzer GBF 1251 B1 Please do read the user manual carefully and thoroughly so as to ensure the safe usage of this product and keep the...

Page 2: ...nly Operation Start Measuring First Measurement Daily Measurement Fast Measurement Manage Your Health Body Fat Indicator Data Transmission Troubleshooting Error Prompt When Measuring When Data Transmi...

Page 3: ...s intended function Nearby portable and mobile RF communications equipment can affect the performance of GBF 1251 B1 And the device can interfere vicinity electrical equipment Manufacturer will make a...

Page 4: ...el Low Body Fat Level Normal Body Fat Level Above Average Body Fat Level High User Interface Setting Body Fat Analysis Result Water Analysis Result Muscle Mass Analysis Result Bone Mass Analysis Resul...

Page 5: ...ta Turn on Bluetooth and the App Make sure both are ON when pair up is proceeding Press and hold UNIT button in the back of the scale to start pair up Symbol and symbol will be shown on the LCD altern...

Page 6: ...g As pictured on the right the digits 30 blinks The operator may touch the function key or to increase or decrease the numeral Range 10 to 85 years old You may touch and hold the function key or for f...

Page 7: ...t reading scale No special programming steps are required Once the scale is initialized as previously described you may simply step on the scale to measure your current weight For only weight reading...

Page 8: ...en turn off If it identifies two or more users the User ID will be displayed alternately for example U1 and U2 you may touch or key to select the relative user then touch SET key to confirm The measur...

Page 9: ...pecific User ID will it be transmitted to your mobile after measurement The symbol will disappear after successful data transmission and you may check your personal health data stored in your smartpho...

Page 10: ...ater muscle mass and bone mass The device powers off Wipe your feet with a damp cloth keeping them slightly damp when starting measurement Batteries not yet installed Worn batteries Low battery Instal...

Page 11: ...e DON T wash the device with water or immerse it in water DON T use propellant abrasive or other chemicals to wipe the dirt in avoidance of discolor or malfunction DON T disassemble this device If you...

Page 12: ...anges or modifications not expressly approved by the party responsible for compliance could void the user s authority to operate the equipment FCC RF Exposure Guidelines Safety Information Reducing RF...

Page 13: ...that the device be powered from an uninterruptible power supply or a battery Guidance and manufacturer s declaration electromagnetic immunity The device is intended for use in the electromagnetic envi...

Page 14: ...device is intended for use in the electromagnetic environment specified below The customer or the user of the device should assure that it is used in such an environment Portable and mobile RF communi...

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