Sony HVL-F42AM Operating Instructions Manual page 29

The flash may be set to the following angles.
• Upwards: 45°, 60°, 75°, 90°
• Right: 30°, 45°, 60°, 75°, 90°, 120°, 150°, 180°
• Left: 30°, 45°, 60°, 75°, 90°
• The bounce lock engages at the 0° position. When the flash unit is returned to
the original position, the lock-release button needs not to be pressed.
• When the flash is rotated upwards or to the left and right, the High-speed sync
(page 34) is also cancelled.
• Use a white ceiling or wall to reflect the flash. A colored surface may color the
light. High ceilings or glass are not recommended.
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