5.—(1) The exemption in relation to the requirement set out in paragraph 3(5)(b) only applies if the audible warning device emits a distinct sound which is different from that emitted when the doors are opening and which commences at least 1.75 seconds before the doors start to close.
(2) The exemption in relation to the requirement set out in paragraph 4(2) only applies if the illumination of each control device ceases not less than 1.75 seconds before the doors start to close.
(3) The exemption in relation to the requirement set out in paragraph 11(5) only applies to a vehicle that is stationary at a station named in Schedule 2, at a platform indicated against its name, and travelling in the direction also indicated against its name, and only if—
(a)whilst the vehicle is stationary at a station named in that Schedule, the systems inside the vehicle are used to announce which line the vehicle is travelling on and at least one of the following items of information—
(i)the destination of the vehicle;
(ii)the next stop;
(b)where no announcement is made at a station as to the destination of a vehicle or its next stop, that information is provided after leaving the station and before the vehicle stops at the next station.