Roof Lights not working - he-ruide
Typically, there is a switch underneath the gallery that is depressed when the galley is in the upright position.  The switch in this photograph is just by the bunk bed on the left.  In some PUPs this switch will be turned on when the bunk end is pulled out.

Typically, there is a switch underneath the gallery that is depressed when the galley is in the upright position. The switch in this photograph is just by the bunk bed on the left. In some PUPs this switch will be turned on when the bunk end is pulled out.