ACROSS
1. Protest banner
5. Persona non…
9. Eat! (3,2)
12. Quieten
16. 1/10th
17. Transport
18. Solar ray
20. Helped (criminal)
22. Tropical fruit
23. Followers
24. Pinned (down)
26. Pigment, burnt…
27. Nautical map
28. Echo
31. Approaches
32. Swallow
34. Tennis player, Andre…
36. Tertiary student campus
37. Minor quake (5,6)
40. Fertility method