MLC 226 MediaLink
™
Controllers • Reference MaterialA-2
Reference Material
PRELIMINARY
Specifications
Control/remote — MLC controller host ports
Serial control port ........................ 2 RS-232: 1 rear panel 9-pin female D connector (shared with digital input), 1
front panel 2.5 mm mini stereo jack
Baud rate and protocol ............... 38400, 8 data bits, 1 stop bit, no parity
Serial control pin configurations 9-pin female D connector: 2 = TX, 3 = RX, 5 = GND
Mini stereo jack: tip = TX, ring = RX, sleeve = GND
Ethernet control port .................. 1 RJ-45 female
Ethernet data rate ........................ 10/100Base-T, half/full duplex with autodetect
Ethernet protocol ......................... ARP, DHCP, ICMP (ping), TCP/IP, Telnet, HTTP, SMTP
Ethernet default settings ............. Link speed and duplex level = autodetected
IP address = 192.168.254.254, subnet mask = 255.255.0.0, default gateway =
0.0.0.0
DHCP = off
Secondary control panel (SCP) .. (1) 3.5 mm 5-pole direct insertion captive screw connector (shared with
control module and IR Link port)
IR remote control ........................ IR 402 (optional)
Front panel: 30’ maximum, 40 degrees off axis
Rear panel: 38 kHz, hardwired, modulated
Program control .......................... Extron’s configuration program for Windows
®
Extron’s Simple Instruction Set (SIS
™
)
Microsoft
®
Internet Explorer, Telnet
Control — relay
Number/type .............................. 6 momentary or latching (configurable via software)
Connectors ................................... (3) 3.5 mm captive screw connectors, 3 pole
Connector configuration ............ Groups A, B, C; each with 1 common and 2 normally open relays (default)
Contact rating .............................. 24 V, 1 A
Control — projector/plasma
Projector control port ................. (1) 3.5 mm direct insertion captive screw connector, 3 pole
Programmable for RS-232 control (±5 V) or TTL level (0 to 5 V) infrared
control up to 1 MHz
Baud rate and protocol (RS-232) 115200 to 300 (9600 default) baud (configurable); 8 (default) or 7 data bits;
1 (default) or 2 stop bits; no parity (default), or even or odd parity
Control — switcher
Switcher control port .................. (1) 3.5 mm direct insertion captive screw connector, 3 pole,
for RS-232 control (±5 V)
Baud rate and protocol ............... 115200 to 300 (9600 default) baud (configurable); 8 (default) or 7 data bits;
1 (default) or 2 stop bits; no parity (default), or even or odd parity
Control — peripheral equipment
IR/serial control ports ................ (3) 3.5 mm direct insertion captive screw connectors, 2 pole
Programmable: RS-232 (±5 V) control, or TTL level (0 to 5 V) infrared
control up to 1 MHz
Baud rate and protocol ............... 115200 to 300 (9600 default) baud (configurable); 8 (default) or 7 data bits;
1 (default) or 2 stop bits; no parity (default), or even or odd parity
IR learning frequencies ............... 30 kHz to 62 kHz
IR learning distance ..................... 2" (5.1 cm) to 12" (30.5 cm) from the front panel
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