When light-signalling system operates according to paragraph 6.19.7.4. #not explicity cancelled by 07 Series (Amend.10)

 a10c0
5.11.1.3. When light-signalling system operates according to paragraph 6.19.7.4. a9c0
5.11.1.3. [DEL] a6c0
5.11.1.3. When light signalling system operates according to 6.2.7.6.2. a0c0