A&D GX-203A Instruction Manual page 71

Clearing the statistical data
All the statistical data will be deleted and the number of data will be 0 (zero).
1 In the weighing mode, press the MODE key, to display
2 Press the PRINT key to display
3 Press the RE-ZERO key to display
4 Press the PRINT key to delete the statistical data.
The number of data becomes 0 (zero) when the
balance returns to the weighing mode.
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Press several times