2: Check about a form of power (5)
3: 'Ransom'? Lame. Run 'Rocky I', 'II', 'III', etc. (5,8)
4: Went ahead and used the power button (7,2)
5: Turns violin over to get pointers? (5)
7: A requirement to supply food (9)
8: Essentially, what boy is wearing (3,2)
9: Prisoners drawing in some light colours (7)
11: Mild guess: I die reassembling a nasty weapon (6,7)
15: Dumb moans cracked up investigator of complaints (9)
16: Heartsore, Kate raced back to embrace the custodian (9)
18: Group of lawyers, cast aside and embarrassed (7)
21: Star found in sugarbowl (5)
22: Release pressure after energy incident (5)
24: Alternative part of course (5)