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# About Using an HDCAM SR for Archiving

The HDCAM SR device supports 4:2:2 and 4:4:4 archiving. The options required in the Engineering menu are as follows.

Input and Output Connection | Colourspace
--- | ---
In Serial 4:2:2 / Out Serial 4:2:2 | YCrCb-->RGB
In Serial Dual 4:4:4 / Out serial Dual 4:4:4 | No Conversion

When you switch between 4:2:2 and 4:4:4 options, the Colourspace option changes automatically to ensure the proper settings.