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Video Block – 27 with PIP
An A/V switch to accommodate the second tuner and the Picture in Pic-
ture (PIP) board are the only sections have been added into the 27" BA-
4 chassis. The video signal flow is the same as in the 20" BA-4 chassis.
A/V Switcher Inputs / Outputs
Inputs
Tuner 1
Tuner 2 (optional)
Video 1 (Composite or S Video)
Video 2 (optional)
Video 3 (optional)
Outputs
V 1 is the main picture video to
the Jungle IC.
V 2 is the video signal to the PIP
board.
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Picture in Picture (PIP) Board Signal Flow
PIP Board Input / Outputs
Input
Video 1 from the A/V switcher IC
Output
Luminance (Y),
R-Y (V), and
B-Y (U).
PIP insertion signal (YUV)
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