ALFATRON ALF-MUH44A-RS

CONTENTS

Statement ........................................................................................................................................................................................ 1 Safety Warning .............................................................................................................................................................................. 1 After-Sales Service ...................................................................................................................................................................... 1 Introduction ..................................................................................................................................................................................... 2 Features........................................................................................................................................................................................... 2 Package List ................................................................................................................................................................................... 2 Panel Description ......................................................................................................................................................................... 3

Front Panel ............................................................................................................................................................................ 3 Rear Panel ............................................................................................................................................................................. 3

System Diagram ........................................................................................................................................................................... 4 Front Panel Control ..................................................................................................................................................................... 5 IR Remote Control ....................................................................................................................................................................... 5 RS232 Control ............................................................................................................................................................................... 6

RS232 Commands ............................................................................................................................................................. 7 System Command ...................................................................................................................................................... 7 Signal Switching.......................................................................................................................................................... 7 Preset Setting .............................................................................................................................................................. 8 Audio Setting ................................................................................................................................................................ 8 EDID Management .................................................................................................................................................... 9 HDCP Compliance ..................................................................................................................................................... 9

Troubleshooting ......................................................................................................................................................................... 10 Specification ................................................................................................................................................................................ 11

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Statement

Read this user manual carefully before using the product. Pictures shown in this manual are for

reference only, different models and specifications are subject to real product. This manual is only for

operation instruction, not for maintenance usage. We reserve the right to make function or parameter

changes without notice or obligation.

Safety Warning

Please read this entire manual before using this device, paying extra attention to these safety warnings

and guidelines. Please keep this manual in a safe place for future reference.

Do not expose this device to water or moisture of any kind. Do not place drinks or other containers

with moisture on or near the device. If moisture does get in or on the device, immediately unplug it

from the power outlet and allow it to fully dry before reapplying power.

Do not touch the device, the power cord, or any other connected cables with wet hands.

Do not expose this device to excessively high temperatures. Do not place it in, on, or near heat

sources, such as a fireplace, stove, radiator, etc. Do not leave it in direct sunlight.

Prior to operation, check the unit and power cord for physical damage. Do not use if physical

damage has occurred.

Unplug this device from the power source when not in use.

Take care to prevent damage to the power cord. Do not allow it to become crimped, pinched, walked

on, or become tangled with other cords. Ensure that the power cord does not present a tripping

hazard.

Never unplug the unit by pulling on the power cord. Always grasp the connector head or adapter

body.

Ensure that power is turned off and disconnected before making any electrical connections.

Clean using a soft, dry cloth only. Do not use chemical cleaners, solvents, or detergents. For

stubborn deposits, moisten the cloth with warm water.

This device has no user serviceable parts. Do not attempt to open, service, or modify this device.

After-Sales Service

We provide limited warranty for the product within 7 years.

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Introduction

The ALFAtron ALF-MUH44A-RS 4K HDMI 4x4 Matrix is a four input by four output HDMI matrix switcher

with HDCP 2.2 and 4K@60Hz 4:2:0 video support and it can be controlled via front panel buttons, IR

remote and RS232 commands.

Features

Supports HDMI resolutions up to 4K@60Hz 4:2:0, including 1080p 3D video.

Fully compliant with the HDMI 1.4 and HDCP 2.2 specifications.

Smart EDID management to match the connected displays.

Supports front panel buttons, IR remote and RS232 control.

Package List

Please make sure all the items listed below are in the package. If anything is missing or damaged,

please contact your distributor for a replacement.

1 x ALF-MUH44A-RS 4K HDMI 4x4 Matrix

4 x Round Plastic Feet

1 x RS232 Cable (3-pin to DB9)

1 x IR Receiver

1 x IR Remote

1 x Power Adaptor (12VDC, 2A)

1 x User Manual

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Panel Description

Front Panel

No. Name Description

① FIRMWARE Micro USB port for performing firmware updates.

② POWER LED The LED illuminates green when power is applied.

③ INPUT LEDs A series of four LEDs, one of which illuminates blue to indicate which

source is selected.

④ OUTPUT Press the button repeatedly to cycle through the four video inputs.

Rear Panel

BRAND DNA

No. Name Description

① INPUTS (1~4) Four HDMI ports for connecting the HDMI source devices (Blu-ray Disc™

or DVD players, gaming consoles, etc.).

② OUTPUTS

(A~D) Four HDMI ports for connecting display.

③ CONTROL

RS232: 3-pin phoenix connector for RS232 control.

IR EYE: 3.5mm jacks for connecting the included IR receivers to

achieve IR remote control.

④ DC 12V DC barrel connector for AC power adapter.

A1 2 3 4

B1 2 3 4

C1 2 3 4

D1 2 3 4

FW

1 2 3 4

INPUT

2 31 4 B CA D

OUTPUT

Tx RxDC 12V

CONTROL

RS232 IR EYE

1 2 3 4

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System Diagram

Usage Precautions:

Verify all components and accessories included before installation.

System should be installed in a clean environment with proper temperature and humidity.

All of the power switches, plugs, sockets and power cords should be insulated and safe.

All devices should be connected before powering on.

Tx RxDC 12V

INPUT

2 31 4 B CA D

OUTPUT CONTROL

RS232 IR EYE

Blu-Ray Game Console Projector HDTV Laptop Remote

IR Receiver

HDMI IN:

HDMI OUT:

RS232:

IR:

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Front Panel Control

Repeatedly press the OUTPUT button to cycle through the various inputs for the corresponding output.

IR Remote Control

Press the STANDBY (1) button to enter or exit Standby mode.

To switch the selected input for one or more of the outputs, first

press the number corresponding to the desired INPUT (2), then

press one or more OUTPUTS (3) or the ALL (4) button, then

press the ENTER (4) button to execute the change.

Examples:

To send input 3 to output 2, first press the INPUTS 3 button,

then press the OUTPUTS 2 button, and finally press the

ENTER button to execute the change.

To send input 1 to outputs 1 and 4, first press the INPUTS 1

button, then press both the OUTPUTS 1 and 4 buttons, and

finally press the ENTER button to execute the change.

To send input 4 to all outputs, first press the INPUTS 4 button,

then press the ALL button, and finally press the ENTER

button to execute the change.

To set the EDID for one or more source devices to the EDID

capabilities of a specific output, press the EDID (4) button, then

press the desired INPUTS (2) or the ALL (4) button, then press

the OUTPUTS (3) button corresponding to the desired display,

finally press the ENTER (4) button to execute the operation.

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RS232 Control

If the HDMI matrix need to be controlled from PC using an RS232 connection, the third party RS232

control software package, such as CommWatch.exe, whose installation and usage is described below.

Installation: Copy the control software file to the computer connected with the matrix.

Uninstallation: Delete all the control software files in corresponding file path.

Basic Settings:

Connect the matrix to all input and output devices needed, then connect it to a computer which has the

RS232 control software installed on it.

Double-click the software icon to run this software. Here we take the software CommWatch.exe as

example. The icon is showed as below:

The interface of the control software is showed as below:

Please set the parameters of COM number, bound rate, data bit, stop bit and the parity bit correctly, and

then you are able to send command in Command Sending Area.

Parameter configuration area

Monitor area, show the commands

and its feedback information.

Command sending

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RS232 Commands

Communication protocol: RS232 Communication Protocol

Baud rate: 9600 Data bit: 8 Stop bit: 1 Parity bit: none

System Command

Command Description Command Example and

Response

/*Type; Report system model. /*Type; ALF-MUH44A-RS

/%Lock; Lock front panel buttons. /%Lock; System Locked!

/%Unlock; Unlock front panel buttons. /%Unlock; System UnLock!

/^Version; Report software version. /^Version; V1.0.0

Undo. Cancel the current operation and return to previous switching status.

Undo. Undo Ok!

PWON. Power on the system. PWON. PWON

STANDBY. Turn the system to standby mode. STANDBY. STANDBY

%9961. Report the system locking status. %9961. System UnLock! System Locked!

%9962. Report the system power status. %9962. PWON

%0911. Reset to factory default. %0911. Factory Default

Signal Switching

Command Description Command Example and

Response

[x]All. Switch input [x] AV to all output. x=1~4. 2All. 02 To All.

All#. Switch all input signal to the corresponding output channel.

All#. All Through.

All$. Switch off all output. All$. All Closed.

[x]#. Switch input [x] to output [x]. x=1~4. 1#. 01 Through.

[x]$. Turn off output [x]. x=1~4. 1$. 01 Closed.

[x]@. Turn on output [x]. x=1~4. 1@. 01 Open.

All@. Turn on all outputs. All@.

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Command Description Command Example and

Response

All Open. [x]V[y1],

[y2],[y3],[y4]. Switch input [x] to outputs [y]. x=1~4, y=1~4.

1V1,2,3,4. AV:01->01,02,03,04

Status[x]. Report the input channel on output [x] Status1. AV: 01->01

Status. Report the input channel on output channel one by one.

Status. AV:01->01 AV:01->02 AV:01->03 AV:01->04

%9971. Get the input link status. %9971. In 01 02 03 04 Connect Y Y Y Y

%9972. Get the output link status. %9972. Out 01 02 03 04 Connect Y Y Y Y

%9975. Get the switching status. %9975. Out 01 02 03 04 In 01 02 03 04

Preset Setting

Command Description Command Example and

Response

Save[y]. Store the current switching status to present [y]. y=0~ 9.

Save3. Save To F3

Recall[y]. Recall present [y]. y=0~ 9. Recall9. Recall From F9

Clear[y]. Clear the present [y]. Clear9. Clear F9

Audio Setting

Command Description Command Example and

Response

DigitAudioON[x].

Turn on the HDMI digital audio of output [x]. x=1~ 4. When x=5, it means to turn on all outputs.

DigitAudioON1. DigitAudio ON with Output 1

DigitAudioOFF[x].

Turn off the HDMI digital audio of output [x]. x=1~ 4. When x=5, it means to turn off all outputs.

DigitAudioOFF1. DigitAudio OFF with Output 1

%9977. Get HDMI digital audio status of outputs. %9977. Out 01 02 03 04 Audio Y Y Y Y

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EDID Management

Command Description Command Example and

Response

EDIDPCM[x]. Set the audio format of input [x] to PCM. x=1~ 4.

EDIDPCM1. EDIDPCM1

EDIDG[x]. Get the EDID data from output [x]. x=1~ 4. EDIDG1.

EDIDMInit. Reset factory default EDID to all input ports. EDIDMInit. EDIDMInit.

EDIDM[x]B[y]. Set the EDID data of output [x] to input [y]. If the EDID data is not available, the matrix will set it to initial EDID data.

EDIDM2B1. EDIDM2B1.

EDIDH[x]B[y].

Set the EDID data of output [x] to input [y].If the EDID data is available and the audio part supports not only PCM format, then force-set it to only support PCM. If the EDID data is not available, it will set to initial EDID.

EDIDH2B1. EDIDH2B1

EDIDUpgrade[x].

Upgrade the EDID data of the input port [x]. When the command applied, system prompts to upload the EDID file (.bin). Operation will be cancelled in 10 seconds

EDIDUpgrade1. Please send the EDID file !EDID Upgrade OK!

GetInPortEDID[x].

Get the EDID of input [x]. x=1~ 4. GetInPortEDID1.

HDCP Compliance

Command Description Command Example and

Response

/%[y]/[x]:[z].

HDCP management. y=O is for output port; x=1~4 is the number of the output port, if the x=ALL, it means all ports; z=1/0 is for HDCP compliant status, the value may be 1 (HDCP compliant) or 0 (not HDCP compliant).

/%O/ALL:0. /%O/ALL:0.

%0801. Auto HDCP management mode. %0801. %0801

%9973. Get the HDCP status of input ports. %9973. In 01 02 03 04 HDCP Y Y Y Y

%9974. Get the HDCP status of output ports. %9974. Out 01 02 03 04 HDCP Y Y Y Y

%9978. Reports the HDCP compliance status of the inputs.

%9978. In 01 02 03 04 HDCPEN Y Y Y Y

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Troubleshooting

Q1: There is no video present on one of the displays.

A1: Check the cable connections. Try replacing the HDMI cable with another one. Verify that the Link

LED is illuminated.

Q2. One of the displays has no video when one of the inputs is selected.

A2: Verify that the EDID for that input is set to a resolution supported by the display in question. Ensure

that the input and output ports are set for HDCP compliance.

Q3: The front panel buttons are inoperative.

A3: Ensure that the front panel controls are not locked.

Q4: The remote control does not function.

A4: Try replacing the batteries with new ones. Ensure that you are within IR range and that you are

pointing the remote at the IR receiver eye.

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Specification

Video Input

Input (4) HDMI

Input Connector (4) female type A HDMI

HDMI Version 1.4

HDCP Version 2.2

Video Output

Output (4) HDMI

Output Connector (4) female type A HDMI

HDMI Version 1.4

HDCP Version 1.4

General

Maximum Video Resolution 4K@60Hz 4:2:0

Maximum Bandwidth 10.2 Gbps

Control Options Front Panel, IR Remote, RS232

Input Power 12V DC 2A

AC Adapter Input Power 100 ~ 240 V AC, 50/60 Hz

Maximum Power Consumption 10 watts

Operation Temperature -10℃ ~ +55℃

Storage Temperature -25℃ ~ +70℃

Relative Humility 10%-90%

Dimension (W*H*D) 244mm x25.5mm x 100mm;

269mm x25.5mm x 100mm (with Mounting Ears)

Net Weight 650g

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Limited warranty in respect of Alfatron Products Only

1.1 This limited warranty covers defects in materials and workmanship in this product.

1.2 Should warranty service be required, proof of purchase must be presented to the Company. The serial number on the product must be clearly visible and not have been tampered with in any way whatsoever.

1.3 This limited warranty does not cover any damage, deterioration or malfunction resulting from any alteration, modification, improper or unreasonable use or maintenance, misuse, abuse, accident, neglect, exposure to excess moisture, fire, improper packing and shipping (such claims must be presented to the carrier), lightning, power surges, or other acts of nature. This limited warranty does not cover any damage, deterioration or malfunction resulting from the installation or removal of this product from any installation, any unauthorized tampering with this product, any repairs attempted by anyone unauthorized by the Company to make such repairs, or any other cause which does not relate directly to a defect in materials and/or workmanship of this product. This limited warranty does not cover equipment enclosures, cables or accessories used in conjunction with this product.

This limited warranty does not cover the cost of normal maintenance. Failure of the product due to insufficient or improper maintenance is not covered.

1.4 The Company does not warrant that the product covered hereby, including, without limitation, the technology and/or integrated circuit(s) included in the product, will not become obsolete or that such items are or will remain compatible with any other product or technology with which the product may be used.

1.5 Only the original purchaser of this product is covered under this limited warranty. This limited warranty is not transferable to subsequent purchasers or owners of this product.

1.6 Unless otherwise specified, the goods are warranted in accordance with the manufacturer’s product specific warranties against any defect attributable to faulty workmanship or materials, fair wear and tear being excluded.

1.7 This limited warranty only covers the cost of faulty goods and does not include the cost of labor and travel to return the goods to the Company’s premises.

1.8 In the event of any improper maintenance, repair or service being carried out by any third persons during the warranty period without the Company’s written authorization, the limited warranty shall be void.

1.9 A 7 (seven) year limited warranty is given on the aforesaid product where used correctly according to the Company’s instructions, and only with the use of the Company’s components.

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1.10 The Company will, at its sole discretion, provide one of the following three remedies to whatever extent it shall deem necessary to satisfy a proper claim under this limited warranty:

1.10.1 Elect to repair or facilitate the repair of any defective parts within a reasonable period of time, free of any charge for the necessary parts and labor to complete the repair and restore this product to its proper operating condition.; or

1.10.2 Replace this product with a direct replacement or with a similar product deemed by the Company to perform substantially the same function as the original product; or

1.10.3 Issue a refund of the original purchase price less depreciation to be determined based on the age of the product at the time remedy is sought under this limited warranty.

1.11 The Company is not obligated to provide the Customer with a substitute unit during the limited warranty period or at any time thereafter.

1.12 If this product is returned to the Company this product must be insured during shipment, with the insurance and shipping charges prepaid by the Customer. If this product is returned uninsured, the Customer assumes all risks of loss or damage during shipment. The Company will not be responsible for any costs related to the removal or re-installation of this product from or into any installation. The Company will not be responsible for any costs related to any setting up this product, any adjustment of user controls or any programming required for a specific installation of this product.

1.13 Please be aware that the Company’s products and components have not been tested with competitor’s products and therefore the Company cannot warrant products and/or components used in conjunction with competitor’s products.

1.14 The appropriateness of the goods for the purpose intended is only warranted to the extent that the goods are used in accordance with the Company’s installation, classification and usage instructions.

1.15 Any claim by the Customer which is based on any defect in the quality or condition of the goods or their failure to correspond with specification shall be notified in writing to the Company within 7 days of deliver or (where the defect or failure was not apparent on reasonable inspection by the Customer) within a reasonable time after discovery of the defect or failure, but, in any event, within 6 months of delivery.

1.16 If delivery is not refused, and the Customer does not notify the Company accordingly, the Customer may not reject the goods and the Company shall have no liability and the Customer shall pay the price as if the goods had been delivered in accordance with the Agreement.

1.17 THE MAXIMUM LIABILITY OF THE COMPANY UNDER THIS LIMITED WARRANTY SHALL NOT EXCEED THE ACTUAL PURCHASE PRICE PAID FOR THE PRODUCT.