Sony HDCAM HDW-730 Operation Manual page 149

Setting the shutter speed in ECS mode
Follow the procedure below.
1
Set the shutter speed mode to ECS.
ECS (Extended clear scan) page (factory settings)
2
Turn the MENU knob counterclockwise as seen from the front of the
camera to increase the value, or clockwise to decrease the value,
until the desired frequency appears.
Chapter 4 Adjustments and Settings for Recording
4
(Continued)
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