User Manual

Selecting the Sync Source for Output

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hardware and on the external equipment. For more information, see “Synchronizing Audio

and Video Equipment” for your input/output hardware in the Help. Sync is not required

for DV output.

To select the sync source:

1. Select Tools > Video Output Tool.

2. Select the sync source from the Sync Lock menu: Reference, Tri-Level, or Internal.

If the source you select is not correctly connected, or if the sync generator is set to an

incorrect frame rate, your Avid editing application will automatically switch to internal

timing.

Sync Options for HD Formats

Some HD formats let you use either black burst or tri-level as a sync source. Select the type of

sync generator according to the following table.

For more specific information, see the documentation for your tri-level sync generator.

Sequence Format Tri-level Frame Rate Setting Black Burst

720p/23.976 720p/59.94 NTSC

720p/50 720p/50 PAL

720p/59.94 720p/59.94 NTSC

1080p/23.976 1080p/23.98sF —

1080p/24 1080p/24sF —

1080p/25 1080p/25sF

If 1080p/25sF is not available,

you can use 1080i50.

PAL

1080p/29.97 1080p/29.97 NTSC

1080i/50 1080i/50 PAL

1080i/59.94 1080i/59.94 NTSC