NEC PX-50XM4 series Service Manual page 473

3. Dual screen display
(1) Basic combination diagram
Main Video1,2,3
Sub
Video1,2,3
DVD/HD1
OK
(3RCA)
DVD/HD2
OK
(5BNC)
RGB1
OK
(D-Sub)
RGB2
OK
(5BNC)
RGB3
OK
(DVI)
The flow of signals in relation to the above-mentioned combinations is described below.
DVD/HD1 DVD/HD2
(3RCA) (5BNC)
OK OK
OK
OK
OK OK
OK NG
OK OK
RGB1 RGB2
(D-Sub) (5BNC)
OK OK
OK OK
OK NG
OK
OK
OK OK
CONFIDENTIAL
RGB3
(DVI)
OK
OK
OK
OK
OK
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