Meicheng
R
TABLE OF CONTENTS
1. Introduction................................................................................ 1
2. Features...................................................................................... 1
3. Package Contents.................................................................... 1
4. Operation Controls and Functions........................................... 1
4.1 Front Panel........................................................................... 1
4.2 Rear Panel........................................................................... 2
4.3 Remote Control................................................................... 3
4.4 RS-232 Protocol.................................................................... 3
4.4.1 Pin Definition................................................................... 3
4.4.2 Commands..................................................................... 4
5. Specifications............................................................................ 4
5.1 General Specification........................................................ 4
5.2 Support Resolution.............................................................. 5
6. Connection and Installation.................................................... 5
1.Meicheng CHMX-44 HDMI Matrix
2.5VDC Power Supply Adaptor
3.Operation Manual
2
4.2 Rear Panel
1. IR IN Socket:
Plug the IR extender sensor (optional) into the socket for IR extension
control.
2. RS-232 Communication Port:
Connect to the COM port of your PC for the distant control over RS-232
channel.
3. HDMI outputs:
Connect each of these output ports to the HDMI input of an HDMI display.
4. HDMI inputs:
Connect to the HDMI output of your source equipment such as DVD player
or set-top-box.
5. HDMI outputs:
Connect each of these output ports to the HDMI input of an HDMI display.
6. Power:
Plug the 5VDC power supply into the unit and connect the adaptor to AC
wall outlet.
3. Input Select/Indicators (A):
Press the "HDMI OUT A" button repeatedly to switch to your desired source,
and the LED will illuminate to indicate which input source is being selected,
and routed to HDMI A display.
4. Input Select/Indicators (B):
Press the "HDMI OUT B" button repeatedly to switch to your desired source,
and the LED will illuminate to indicate which input source is being selected,
and routed to HDMI B display.
5. Input Select/Indicators (C):
Press the "HDMI OUT C" button repeatedly to switch to your desired source,
and the LED will illuminate to indicate which input source is being selected,
and routed to HDMI C display.
6. Input Select/Indicators (D):
Press the "HDMI OUT D" button repeatedly to switch to your desired source,
and the LED will illuminate to indicate which input source is being selected,
and routed to HDMI D display.
4
5
1
3
6
2
RS-232
IR IN
HDMI
OUTPUT
A B
HDMI
OUTPUT
C
DC 5V
D
HDMI
INPUT
1 2
3 4
3
OUTPUT
A
OUTPUT
D
OUTPUT
C
OUTPUT
B
POWER
CR-33
1
2
3
4
5
1. Power:
Press the button to turn on/off the unit.
2. Input Select for HDMI OUT A:
Press 1, 2, 3 or 4 to select the desired input source for
HDMI OUT A.
3. Input Select for HDMI OUT B:
Press 1, 2, 3 or 4 to select the desired input source for
HDMI OUT B.
4. Input Select for HDMI OUT C:
Press 1, 2, 3 or 4 to select the desired input source for
HDMI OUT C.
5. Input Select for HDMI OUT D:
Press 1, 2, 3 or 4 to select the desired input source for
HDMI OUT D.
4.3 Remote Control
PIN
1
2
3
4
5
6
7
8
9
Definition
NC
Tx
Rx
NC
GND
NC
NC
NC
NC
PIN
1
2
3
4
5
6
7
8
9
Definition
NC
Rx
Tx
NC
GND
NC
NC
NC
NC
CHMX-44
Remote Control Console
4.4 RS-232 Protocol
4.4.1 Pin Definition
*RS-232 transmission format:
Baud Rate: 9600 bps
Data bit: 8 Bits
Parity: None
Stop Bit: 1 bit
4
4.4.2 Commands
COMMAND
P0
P1
ST
VR
A1
A2
A3
A4
B1
B2
B3
B4
C1
C2
C3
C4
D1
D2
D3
D4
ACTION
Power Off (standby)
Power On *
System Status *
Firmware Version
Output A select Input1
Output A select Input2
Output A select Input3
Output A select Input4
Output B select Input1
Output B select Input2
Output B select Input3
Output B select Input4
Output C select Input1
Output C select Input2
Output C select Input3
Output C select Input4
Output D select Input1
Output D select Input2
Output D select Input3
Output D select Input4
5. Specifications
5.1 General Specification
* Frequency bandwidth: 1.65Gbps (single link)
* Input/Output: 4-in to 4-out HDMI female ports
* 5V DC power supply
* Dimensions: 438 (W) x 175 (D) x 49 (H)mm
* Weight: 3.1Kgs
VGA, SVGA, XGA, SXGA, UXGA
480i, 480p, 576i, 576p, 720p, 1080i, 1080p
VGA, SVGA, XGA, SXGA, UXGA
480i, 480p, 576i, 576p, 720p, 1080i, 1080p
OUTPUT
PC
TV
INTPUT
PC
TV
5.2 Support Resolution
5
6. Connection and Installation
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