– 14 –2-3. REMOVAL OF TB1 BOARD AND ST2 BOARD1. Screw 1.7 x 22. Unit control3. Spring shoe4. Four screws 1.7 x 4.55. Holder shoe6. Two screws 1.7 x 37. Holder base top8. Button release9. Spring release flash10. Cap button11. Screw 1.7 x 312. TB1 board13. Screw 1.7 x 314. Holder base flash15. Two screws 1.7 x 316. Cover flash17. Spacer flash B18. ST2 board19. Assy, lamp20. Screw 1.7 x 721. Spring flash22. Ring strobo23. Holder strobo A24. Holder strobo B123456789101112131415 161718 19202122232412. TB1 board18. ST2 board