Control — MLS Switcher (MLS RS-232 Port)
MLC/IR
A B C
Rear Panel
MLC/IR port
on MLS Switcher
Heat Shrink
Over Ground
or Drain Wires
NOTES:
• You must connect a ground wire
between the MLC and MLS.
• If you use cable that has a drain wire,
tie the drain wire to ground at both ends.
Ground ( )
B Receive (Rx)
Transmit (Tx)
A
Receive (Rx)
Transmit (Tx)
MLC
Right
Side
A
A
A
B
B
B
C
C
C
Panel
COMM LINK
COMM LINK
Select RS-232 protocol via software or SIS
command. Signals are bidirectional, ±5 V.
RS-232 default protocol:
• 9600 baud • 8 data bits
• no parity
Control — LAN (Ethernet)
MAC Address
MAC: 00-05-A6-XX-XX-XX
S/N:
(on top, and
on front panel)
Tx
Tx
Rx
Rx
GROUND
GROUND
IR OUT
IR OUT
+V OUT
+V OUT
GROUND
GROUND
CM
CM
IR IN
IR IN
SCP
SCP
GROUND
GROUND
Rx
Rx
Tx
Tx
GROUND
GROUND
GROUND
GROUND
+12V IN
+12V IN
Right Panel
PC
TCP/IP
Network
B
A
PRESS TAB WITH
PRESS TAB WITH
TWEEKER TO REMOVE
TWEEKER TO REMOVE
1
1
2
2
3
3
A
B
D
D
D
E
E
E
DIGITAL
DIGITAL
DIGITAL
MLS
POWER
POWER
POWER
I/O
I/O
RS-232
12V
12V
MLS Switcher RS-232 Port
• 1 stop bit
• no flow control
Activity LED:
Blinks to indicate data
is being sent or received.
Link LED: Lights to indicate
a network connection.
LAN
Pins:
12345678
RJ-45
Connector
Insert Twisted
Pair Wires
Power
Power Input
• Connect to 12 VDC, 1 A power supply.
• Check the polarity of the power supply
wires before connecting it to the MLC.
• Front panel buttons light when the
MLC receives power.
PRESS TAB WITH
PRESS TAB WITH
TWEEKER TO REMOVE
TWEEKER TO REMOVE
1
1
2
2
3
3
A
A
B
B
D
D
D
E
E
E
DIGITAL
DIGITAL
DIGITAL
MLS
MLS
MLS
POWER
LINK
LINK
I/O
I/O
RS-232
RS-232
12V
Right
Side
Panel
Ethernet (LAN)
Connect to an Ethernet network with a
straight through cable. This port must be
configured.
Default protocol:
• MLC IP address: 192.168.254.254
• Gateway IP address: 0.0.0.0
• Subnet mask: 255.255.0.0
• DHCP: off
• Link speed and duplex level: autodetected
Straight-through Cable
(for connection to a switch, hub, or router)
End 1
End 2
Pin
Wire Color
Pin
Wire Color
1
white-orange
1
white-orange
2
orange
2
orange
3
white-green
3
white-green
4
blue
4
blue
5
white-blue
5
white-blue
6
green
6
green
7
white-brown
7
white-brown
8
brown
8
brown
Both ends use the TIA/EIA T568A wiring standard.
Ground
12 VDC
(ridged)
(smooth)
Ground ( )
+12 VDC Input
External
Power Supply
(12 VDC, 1 A max.)
Ground all devices.
NOTE: You must use this LAN port
to set up the MLC and
upload GC configuration
files and firmware. All
configuration can be
performed via this port.
Crossover Cable
(for direct connection to a PC)
End 1
End 2
Pin
Wire Color
Pin
Wire Color
1
white-orange
1
white-green
2
orange
2
green
3
white-green
3
white-orange
4
blue
4
blue
5
white-blue
5
white-blue
6
green
6
orange
7
white-brown
7
white-brown
8
brown
8
brown
Wire end 1 following the TIA/EIA T568A wiring standard,
wire end 2 with the T568B wiring standard.
3/16"
(5 mm)
Max.
3
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