4-in 1-out
HDMI Switcher
Operation Manual
CHDMI-41
Introduction
CHDMI-41 is a high performance HDMI switcher
with remote control. It allows your various HDMI sources to
share one HDTV display.
Simply pressing one button to select your desired HDMI source
for display on the HDTV.
Features
* HDMI 1.2, HDCP 1.1 and DVI 1.0 compliant.
* Signal Enhancement feature allows you to improve signal quality
after long distance transmission.
* LED indicators.
* Ideal for home theater integration.
* Supports high resolution input:
PC: VGA, SVGA, XGA, SXGA, and UXGA (1600 x 1200)&
HDTV: 480i, 576i, 480p, 576p, 720p, 1080i, and 1080p
* Remote control.
* Easy to install and simple to operate.
Operation Controls and Functions
Front Panel
1. Remote control sensor.
2. Input select/Indicators: Press the " INPUT" button repeatedly to switch to your
desired input source and the LED will illuminate to indicate which
input source is being selected.
3. Signal Enhancement/Indicator: Press the " Signal Enhance" button to turn
on this feature to improve signal quality after long distance transmission.
Press again to turn off. The LED will illuminate when the signal is enhanced.
4. Power LED Indicator: The LED will illuminate when the power is connected.
1. HDMI output: Connect the HDMI output to the HDMI input of
your display using HDMI cable.
2. HDMI inputs: Connect your various HDMI sources to each of the
HDMI input of the unit using HDMI cables.
3. Power: Plug the supplied 5VDC power supply into the unit.
4. RS232: 9-pin D-sub female connector for connecting to your other control
console for remote control.
Remote Control
1. Power:
Press the button to turn on/off the unit.
2. Direct input selector:
Press numerical number button to select your desired
input source.
3. Void buttons (No function). If the button number is
greater than the total input number of the unit then
the button is of no function.
Specifications
* Frequency bandwidth: 1.65Gbps(single link)
* Inputs: 4 x HDMI female ports (Type A connector)
* Output: 1 x HDMI female port (single link)
* 5VDC universal power supply
* Weight: 0.85kgs
* Dimension: 240(W) x104(L) x 44(H)mm
123 4
123 4
INPUT1234 POWER
SIGNAL ENHANCE
Switcher
CHDMI-41
HD
4x1
Operation Controls and Functions
Rear Panel
1 4 2 3
RS-232
HDMI OUT HDMI IN HDMI IN HDMI IN HDMI IN
DC 5V
CR-22
1
3
2
RS-232 Remote Control Protocol
The connection between splitter and remote controller with RS-232 modem cable.
ns definition of modem cable
RS-232 transmission format:
Baud Rate : 9600 bps
Data Bit : 8 Bits
Parity: None
Stop Bit: 1 bit
Splitter Remote Controller
PIN Definition PIN Definition
1 NC 1 NC
2 T xD 2 R xD
3 R x D 3 T x D
4 NC 4 NC
5 GND 5 GND
6 NC 6 NC
7 NC 7 NC
8 NC 8 NC
9 NC 9 NC
RS-232 command
* The command is combined with a characters and digits.
* This combination command code has to be separated by ASCII character SPACE
* The command will be executed after ASCII character "CR" input
* After ASCII character "CR" is entered, if the command is legal the unit will reply "OK" message
* If the command is illegal, The unit will reply "NG" message
Command Code Comment
PORT 1 PORT 1 ON
PORT 2 PORT 2 ON
PORT 3 PORT 3 ON
PORT 4 PORT 4 ON
SIGNAL 1 ENABLE SIGNAL ENHANCE
SIGNAL 0 DISABLE SIGNAL ENHANCE
POWER 1 POWER ON
POWER 0 POWER OFF