Sarowin HMX-A4 User manual

USER MANUAL!
HDMI 4x1 Switcher V1.4!
Model No: HMX-A4!
Thank you for purchasing this product. For optimum performance and safety,
please read these instructions carefully before connecting, operating or adjusting
this product. Please keep this manual for future reference.!
Our series of HDMI Converter, switchers, extenders and splitters are designed to
make you’re A/V device use more convenient, more comfortable, more
productive and more cost-efficient.!
This 4x1HDMI Switcher 1.4V with ARC, HEC, 3D and High Fidelity function can
connect multi-HD Sources with one HD display end. It can switch any one of the
four HD Sources to one HD Display or HD Projector very easily. Also the signal
can support extra audio out by the optical cable. It can reverse the audio to the
AV Amplifier by HDMI Cable connection with HD TV while the HD TV receives
the audio and video content. It allows the other HDMI Devices based on the
Ethernet to enjoy the Ethernet function, so that you do not need to add one extra
Ethernet cable.!
Our devices offer solutions for noise, space and security concerns, data center
control, information distribution, conference room presentation, school and
corporate training environments.!
FEATURES!
• Four HDMI input signals switched to one single HDMI device!
• Any HD input signal can have an extra audio out by using the optical
output!
• Supports 3D!
• Supports ARC Function: Without adding one extra HDMI Cable, it can
reverse the audio to the AV Amplifier by HDMI Cable connection with HD
TV while the HD TV receive the audio and video content!
• Supports HEC Function: It allows the other HDMI Devices based on the
Ethernet and other HDMI devices enjoy the Ethernet function so that you
do not need to add one extra Ethernet cable!
• With HDMI-CEC function!
• Supports deep color 30bit, 36bit!
• Support Blue-Ray 24/50/60fs/HD-DVD/xvYcc!
• Digital audio format, DTS-HD/Dolby-trueHD/LPCM7.1/DTS/Dolby-AC3/
DSD!
• Supports signal retiming!

• Supports input up to 15 meters using AWG24 HDMI standard cable length,
output up to 25 meters using AWG24 cable length!
• Inputs can be switched with the IR remote control, and also can be
controlled by two buttons!
• Optical Audio Output Format: DTS-HD/Dolby-trueHD/LPCMu7.1/DTS/
Dolby-AC3DSD, HiFi Audio format depends on the Audio Source!
• It comes back to the default input 1 status when restarted or reset!
• No loss of quality!
• Installs in minutes!
• Need DCr5V/2A power supply!
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!
The Accessories with the machine are listed below:!
• 5V Power Adaptor!
• Remote!
• One Manual!
!
ON/OFF: Power Switch!
POWER: Power Led status light!
IR: IR Receiver!
Out: HDMI output led status light!
1-4: HDMI input led status light!
Switcher: HDMI Signal Input Switcher Key!
ARC: The switching key for starting the outside AV Amplifier and switching the
speaker of the TV voice volume.!
SPDIF: The key of switching the HD Channel programs audio sign or the HD
Source audio signal to outside AV amplifier.!
Out: HDMI output interface!
SPDIF: SPDIF output interface!
HEC: Internet interface!
Input1: HDMI Signal input interface!
DC/5V: 5V DC-DC input interface!

Input2-Input4: HDMI input interface!
!
Operating and Connecting:!
1. Connect one cable from each HDMI source devices into HDMI Switcher
inputs.!
2. Connect one cable from display (monitor or projector) into the HDMI
Switcher outputs.!
3. Connect the AV Amplifier with the optical audio out by optical cable.!
4. Use the IR or pressing the switcher key in the device to switch the four HD
Sources with ARC,SPDIF function.!
5. Connect the 5V power supply to the HDMI 4x1 HIFI Switcher,!
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!
SPECIFICATIONS:!!!!!!!
HMX-4A!
HDMI RESOLUTION: ………. 24/50/60fs/1080p/1080i/720p/576p/576i/480p/480i!
Support video color format: …………………………………… 24bit/deep color
30bit, 36 bit!
Audio output :
………………………………………………………………………………………………
.SPDIF!
Max transmission bandwidth:
…………………………………………………………………... 225MHz!
Max baud rate:
…………………………………………………………………………………………
6.7Gbps!
Input/Output TMDS signal:……………………………………………………………
0.5-1.5Volts p-p!
Input/Output DDC signal:……………………………………………………………. 5
Volts p-p (TTL)!
Input cable distance:……………………………………….. <15m AWG24 HDMI
standard cable!
Output cable distance:…………………………………….. <25m AWG24 HDMI
standard cable!

Max working current:
………………………………………………………………………………… 900mA!
Power adapter format Input:……….....AC (50HZ, 60HZ) 100V-240V; Output:
DC5V/2A!
Operating Temperature range:……………………………………..……….... (-15 to
+55degreeC)!
Operating Humidity range:……………………………………. 5 to 90%RH (No
Condensation)!
Dimension (LxWxH):………………………………………………………………...
134x89x2w2 (mm)!
Weight:
………………………………………………………………………………………………
…………. 330g!
!
IR Remote Operating Instructions!
1. First take off the plastic film in the rear of the remote board.!
2. If you want to select any of the four signal sources to the output, press the
1, 2, 3, or 4 key. For example, if you want to switch the 2 input signal to
the output, press the 2 key directly.!
3. The up/down key is for switching the signal to the output one at a time.!
4. Press the ARC key to start the outside AV Amplifier or TV speaker, and
press the SPDIF key to switch the HD TV program audio signal or the
input source audio signal to the external AV amplifier.!
5. The plastic film is strongly advised to put it in the rear of the remote board
when the remote is not used for a long time.!
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Notes:!
Please use the machine as the instructions below indicate.!
1. The machine should be placed at the spot far from the damp, high-
temperature, dusty, erosive and oxidative environment.!

2. All parts will be free from the strong shake, hit or fall.!
3. Touching the power adaptor with wet hands is prohibited.!
4. Please hold the power adapter head and do not pull the power cord when
cut off from the socket.!
5. Please turn the power off when the machine is not used for a long time.!
6. Please do not open the cover and do not touch the inside parts.!
7. Pease use the original factory power adaptor.!
Before powering on, please check the connection line carefully to make sure that
all interfaces are normally connected. See the tips below for trouble shooting.!
Non-Power Connected!
1. Check if the power adaptor head is truly and correctly inserted in the
power socket.!
2. Check the power switch if it is in on status.!
No Picture!
1. Please check to make sure that the TV is on and has been connected with
the machine.!
2. Check if the signal source is on and well connected.!
3. Check the system connection quality!
4. Check if the line is all good quality!
5. Check the cable quality!
Obscure Picture!
1. Try again to connect the cable to be free from a poor connection!
2. HDMI Cable Quality!
Remote!
1. Please check if the film that stops the current has been taken out!
2. Check if the remote battery is working well