10Speedlight parts and their functions1 Built-in wide-flash adapter (p. 74)Increases the angle of coverage to match a14 mm lens.2 Flash head (p. 72)Can be tilted from 0° to 90° and rotatedhorizontally 180° to the left and 90° to the right.3 Flash head tilting/rotating lock-release button (p. 22)4 Battery chamber lid open-closeindex (p. 18)5 Battery chamber lid (p. 18)6 Auxiliary ready-light (p. 65)Works as a ready-light when the SB-600 is usedas a wireless remote flash unit.7 Wide-area AF-assist illuminator(p. 50)Automatically turns on for autofocus operationwhen the light is dim.8 Light sensor window for wirelessremote flash (p. 58)9 External AF-assist illuminatorcontactsAccepts optional TTL Remote Cord SC-2910 Mount pin11 Hot-shoe contacts12 Mounting foot563412111097128