南非采购需求：测力计、体重秤

We are currently experiencing difficulties with the calibration and operation of the electronic weighting scale we purchased. Despite reviewing the provided PDF operating manual, some instructions are unclear, making it challenging for us to achieve accurate measurements. Could you please provide additional guidance or clarification on the calibration process? Any detailed instructions or troubleshooting tips would be greatly appreciated, as we want to ensure the scale is functioning correctly. Thank you for your assistance!