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Genlock – NewTek 3Play 820 User Manual

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Recorded Cameras: Shows cameras that are configured to be captured only, with clocks

Inputs 1 – 4: The first four inputs plus large Output A and Output B monitors and clocks

3P

LAY

820

Inputs 1 – 6: The first six inputs plus large Output A and Output B monitors and
clocks

Inputs 1 – 8: All inputs plus large Output A and Output B monitors and clocks

Outputs: Large Output A and Output B monitors plus clocks

Hint: The layouts complement Replay Desktop monitor tab options, and can be used to provide
monitoring solutions when the primary monitor is entirely devoted to the Clips List and Play List.

The VGA Output Resolution menu provides a long list of popular and useful options to allow you
to configure Multiview output to conform to your downstream external device. Note that it is
important to select the native resolution of the external display device for best results.

SHOW INPUT/OUTPUT HUD

The Show Input HUD and Show Output HUD switches toggle the Heads-Up Displays on the
secondary Multiview output. See Section 9.2.1 for more on the Heads-Up Display.

7.1.3 GENLOCK

The Genlock feature allows the NewTek 3Play™ system to ‘lock’ its video output to a reference
video signal (house sync, such as ‘black burst’) supplied to its Genlock input connector. This
allows 3Play™ output to be synchronized to other external equipment that is locked to the same
reference. Genlocking is not an absolute requirement in most cases, but is recommended if you
have the capability.

Hint: “Genlock” refers to “generator locking”. Professional video devices often provide a “genlock
input”, which allows an external reference signal (often referred to as ‘house sync’) to control its
video timing. The output of video devices connected in this manner is synchronized to the
reference signal, and they are referred to as ‘genlocked’.

The 3Play™ system accepts input from multiple video sources. Miniscule local timing differences
between these may result in tiny delays during downstream switching operations. Serving the
same reference signal to i) the system’s Genlock input and ii) other video devices in the chain is

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