Key Digital 4x4 UHD 4K Multiview Presentation Matrix Switcher User Manual
Page 14
521 East 3
rd
Street Mt. Vernon, NY 10553 • www.keydigital.com
Rev 1.2
– Apr, 2022
14
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Can be used as RS-232 control port. Baud rate is 115,200.
Ground Screw:
Connect to ground screw on rack or direct to ground wire from ground post to ensure solid
grounding of the main unit.
TCP/IP Unit Control:
Used for unit control from a control system and/or PC
•
Connect ethernet cable from the KD-MLV4x4Pro to a network router or connect a straight through cable
directly from a PC
•
Default static IP address is 192.168.1.239, port 23
•
Unit configuration, control, and firmware updates are
achieved with Key Digital Management Software™ Pro
(KDMS™ Pro) downloaded HERE.
•
See TCP/IP and RS-232 Commands section for full API
RS-232 & IR Unit Control:
Used for unit control from a control system and/or PC
•
6-Pin Terminal Block for IR and RS-232
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Pin out:
o
Pin 1 = Serial (Wired) IR In
o
Pin 2 = IR Ground
o
Pin 3 = No Connection
o
Pin 4 = RS-232 Tx Data
o
Pin 5 = RS-232 Ground
o
Ping 6 = RS-232Rx Data
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See TCP/IP RS-232 Commands section for full API
IR Sensor:
Mount IR an IR emitter from control system or IR connection block. Refer to IR Remote Control
section for correct button press sequence