SW HDMI LC Series Setup Guide
1
2
AUTO
IR
SWITCH
ACTIVE
INPUTS
POWER
12V
0.5A MAX
1
2
The Extron SW HDMI LC Series are two and four input, one output, high-definition multimedia interface (HDMI) switchers
that allow multiple HDMI signals, including digital video and embedded multi-channel digital audio to be switched to one
compatible output. These switchers support all standard single link HDMI 1.3a (up to 225 MHz) and DVI 1.0 signal formats
and are compatible with all HDTV resolutions up to 1080p and computer resolutions up to 1920x1200, at 60 Hz with 12-bit
color. This guide provides basic instructions for an experienced installer to set up and operate these switchers.
Installation
1.
Turn off all of the equipment and disconnect it from the
power source.
2.
(Optional) Mount the switcher on a rack shelf or other
furniture.
3.
Connect source devices to one or more of the HDMI
input connectors. Only single link HDMI signals are
supported. (See the pin assignments at right.)
4.
Connect a display device to the HDMI output connector.
5.
Optional: For remote control, connect three wires from
pins 2, 3, and 5 of the female 9-pin HD connector on an
RS-232 cable to pins 1, 2, and 3 of one of the provided
5-pin captive screw plugs. Insert the plug into the
Remote/Auto-SW shared connector, and connect the
cable to the computer serial port. (See the illustration
below.)
Protocol for the RS-232 port is 9600 baud, 8 data bits,
1 stop bit, no parity.
Remote/Auto-SW
SW HDMI LC Switcher
Rear Ranel RS-232 Port
Tx Rx
A S
1 2 3 4 5
Green
Orange
Rx Receive
Red
Tx
NOTE:
If you use cable that has a drain
wire, tie the drain wire to
ground at both ends.
For explanations of all Simple Instruction Set
SW HDMI LC Series User Guide.
3
4
OUTPUT
3
4
Ground
Ground
5
Transmit (Tx) 3
Transmit
Receive (Rx) 2
To Computer or
Control System
RS-232 Port
(SIS
™
SIGNAL
1
2
3
4
SW4 HDMI LC
HDMI SWITCHER
SW4 HDMI LC
REMOTE/AUTO-SW
Tx Rx
A S
19
18
Type A Receptacle
Pin
Signal
1
TMDS data 2+ 7 TMDS data 0+ 13 CEC*
2
TMDS data 2
shield
3
TMDS data 2– 9
4
TMDS data 1+ 10 TMDS clock+
5
TMDS data 1
shield
6
TMDS data 1– 12 TMDS clock–
*Not supported
9 pin HD
Connector
) commands available via RS-232 communication, refer to the
™
1
1
2
2
HDMI
HDMI
Type A Plug
Pin
Pin
Signal
8 TMDS data 0
14 Reserved (NC)
shield
TMDS data 0– 15 SCL
16 SDA
11 TMDS clock
17 DDC/CEC
shield
18 +5 V power
19
SW HDMI LC Series • Setup Guide
19
18
Signal
ground
Hot plug
detect
1
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