Extron electronics PVS 407D Installation Manual page 41

From MLC Plus 100
terminal
Rx on the COM2 port
Tx on the COM2 port
COM2 Ground
Power Ground
12 V In
NOTE: If you use cable that
has a drain wire, tie the drain
wire to ground at both ends.
Ground all devices.
Connect to the
same power
supply used by
the PVS 407D
Figure 42. Power and RS-232 Wiring
2. Connect the MLC to the projector
using an RS-232 cable or IR
emitter cable, as appropriate (see
figure 43 and figure 44
for cable wiring details).
NOTE: Some projectors
require NULL connection
wiring, which inverts the
Tx and Rx connections.
See the projector guide for
details.
IR control for a connected input
device such as a Blu-ray player
can be made through the PVT
figure 46
wallplate (see
page 33 for details).
Wire color To PVS 407D remote RS-232
terminal
Green (Tx on the RS-232 port)
White (Rx on the RS-232 port)
Drain wire Ground (G)
Black To PVS 407D Power Supply
Red To PVS 407D Power Supply
Ground
+12 VDC input
Tx Rx
POWER
12V
COM 2
0.4A MAX
RS-232 connection
on page 32
Tx Rx G
COM 1
MLC Plus 100
Rear Panel
IR connection
on
Red
S G
IR
MLC Plus 100
Rear Panel
IR Terminal
Ground
IR Signal
Figure 43.
Classroom AV System • Stage 3: Installing the FF 120 Ceiling Speakers
Transmit (Tx)
Receive (Rx)
MLC Plus 100
rear panel
COM 2 and
Power
G
ports
Transmit (Tx)
Receive (Rx)
Ground ( )
COM1 Terminal RS-232 Cable Color
Tx White
Rx Green
Ground Shield
Unidirectional IR Output
via White Striped Wire
IR Signal
Ground ( )
Black Black
100'
(30.5 m)
IR/RS-232 Cable Color
Black
Red
RS-232 and IR Wiring
REMOTE
RS-232 PVS 407D
Remote RS-232
Port
Tx Rx G
Receive (Rx)
Transmit (Tx)
Ground (Gnd)
You must connect a
NOTE:
ground wire between the
MLC and PVS 407D.
RS-232
to projector
Pin
2
3
5
IR Emitter
To projector
IR Cable Color
Black
White/Black
31