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PVS 405D • Connector Wiring 49
For IR communication
Connect the IR/RS‑232 projector communication cable for either RS‑232 or IR projector
control.
MLC 104 IP Plus
Right Side Panel
Ground
Receive (Rx)
Transmit (Tx)
GROUND
IR OUT
Tx
Rx
DISPLAY
RS-232/IR
RS-232 to pr
ojector
RS-232 connection
Figure 35. RS-232 Connection to Projector
MLC 104 IP Plus
Right Side Panel
To pr
ojector
Ground
IR Signal
Unidirectional IR Output
via White Striped Wire
IR Emitter
100'
(30.5 m)
GROUND
IR OUT
Tx
Rx
DISPLAY
RS-232/IR
IR connection
Black
Blac
k
Red
Figure 36. IR Connection to Projector
Connect the MLC to the projector with an RS‑232 cable or IR emitter cable, as
appropriate
RedBlack
Projector
MLC IR/RS-232
Comm Cable
IR Emitter
Connecting IR Cable
White
(or striped)
Black
Red
Blac
k
9-Pin Female
White
Violet
Shield
MLC 104 IP Plus
Connecting RS-232 Cable
Projector
GROUND
IR OUT
Tx
Rx
DISPLAY
RS-232/IR
GROUND
IR OUT
Tx
Rx
DISPLAY
RS-232/IR
NOTE: Red and black
not used.
NOTE: White, violet, and
shield not used.
Figure 37. IR Emitter Cable Connection
Terminal RS-232 Cable color Pin
Tx White 2
Rx Violet 3
Ground Shield 5
Terminal IR/RS-232 Cable color IR Cable color
Ground Black Black
IR Signal Red White/Black