NEC XT5100 - Manual (Page 11)

E – 5
OUTPUT OUTPUT
RGB
DIGITAL
INPUT9 INPUT 0
SDI
11
○ ○ ○ ○ ○ ○ ○ ○ ○
○○○○○
○○○○○○○○○
11. RGB Digital Input/Output Connectors (DVI-D 24 pin)
These connectors are used for double or triple stacking.
Use the supplied DVI-D cable to connect the OUTPUT terminal of the
first projector to the second projector's INPUT until all the projectors
are connected.
Push the left side of the panel to open the compartment for the
RGB Digital connectors and the optional SDI board.
Space to install the optional SDI board.
(XT5100 only)