(b) In the case where a test sample provides more than one function or class of passing-beam according to this Regulation: if the applicant declares that each specified function or class of passing-beam of the test sample has its own light source(s), being exclusively lit[2] at a time, the test shall be carried out in accordance with this condition, activating1 the most power consuming mode of each specified function or class of passing-beam successively for the same (equally divided) part of the time specified in paragraph 1.1. above. a0c0