Commission Implementing Regulation (EU) 2016/799 of 18 March 2016 implementing Regulation (EU) No 165/2014 of the European Parliament and of the Council laying down the requirements for the construction, testing, installation, operation and repair of tachographs and their components (Text with EEA relevance) (c. 799)

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ANNEX I C U.K. Requirements for construction, testing, installation, and inspection

3. CONSTRUCTION AND FUNCTIONAL REQUIREMENTS FOR RECORDING EQUIPMENT U.K.

3.22 Roadside calibration checking U.K.

(207) The roadside calibration checking function shall allow reading the motion sensor serial number (possibly embedded in the adaptor) and the external GNSS facility serial number (when applicable), connected to the vehicle unit, at the time of the request. U.K.

(208) This reading shall at least be possible on the vehicle unit display through commands in the menus. U.K.

(209) The roadside calibration checking function shall also allow controlling the selection of the I/O mode of the calibration I/O signal line specified in Appendix 6, via the K-line interface. This shall be done through the ECUAdjustmentSession, as specified in Appendix 8, section 7 Control of Test Pulses — Input output control functional unit. U.K.