J-Tech Digital M44D User manual

Operating instructions
Website:www.jtechdigital.com
TollFree:1-888-610-2818
Email:[email protected]
USER MANUAL
J-Tech Digital® HDMI 4x4 18G Matrix with Downscale
Model: JTECH-M44D
JTD-ID: 620

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.
Surge protection device recommended
This product contains sensitive electrical components that may be damaged
by electr-ical spikes, surges, electric shock, lighting strikes, etc. Use of surge
protection systems is highly recommended in order to protect and extend the
life of your equipment.
Table of Contents
1. Introduction...........................................................................................
2. Features.................................................................................................
3. Package Contents................................................................................
4. Specifications.......................................................................................
5. Operation Controls and Functions......................................................
5.1. Front Panel....................................................................................
5.2. Rear Panel....................................................................................
6. Remote Control.....................................................................................
7. Application Example............................................................................
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1. Introduction
2. Features
☆HDCP 2.2 compliant
☆Up to 4K2K@60Hz with 24bit RGB/YCbCr 4:4:4
☆HDR, HDR10, HDR10+, Dolby Vision passthrough
☆Support LPCM 7.1CH, Dolby TrueHD, and DTS-HD Master Audio
☆Support 4K -> 1080P down-scaling
☆Support advanced EDID management
☆Flexible control via panel or IR remote control
3. Package Contents
①1× 4×4 HDMI Matrix
②1× 12V/2.5A Power Adapter
③1× Matrix IR Remote Control
④1× User Manual
⑤ 2× Mounting Ears
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The 4x4 HDMI Matrix supports the transmission of video signal (up to
4K2K@60Hz YCbCr 4:4:4) with multichannel digital audio from up to four
high definition sources to up to four HDMI outputs. Each output supports
down-scaling functionality. It can display the same or different screen on
four displays (the user can choose the display screen for any signal source).
Also, the product has distribution mode and switching mode.

4. Specifications
Technical
HDCP Compliant HDCP 2.2 / 1.x
Video Resolution
Color Space RGB, YCbCr 4:4:4 / 4:2:2. YUV 4:2:0
Color Depth
8-bit, 10-bit, 12-bit (1080p@60Hz)
Inputs
4×HDMI Type A [19-pin female]
1×IR Receiver Window
1×Micro USB
Outputs 4×HDMI Type A [19-pin female]
Input: AC100~240V 50/60Hz
Output: DC 12V/2.5A(US/EU standard,
CE/FCC/UL certified)
11.04W
0°C ~ 40°C / 32°F ~ 104°F
-20°C ~ 60°C / -4°F ~ 140°F
ESD Protection Human-body Model:
±8kV (Air-gap discharge) , ±4kV (Contact discharge)
Power Supply
Dimensions
Weight
Metal Enclosure
Operating
Temperature
Storage Temperature
Relative Humidity 20~90% RH (non-condensing)
Power Consumption
Color Black
220mm(W)×205mm(D)×19mm(H)
Housing
Video Bandwidth 594MHz / 18Gbps
HDMI Audio Formats
LPCM 7.1CH, Dolby TrueHD, and DTS-HD Master Audio
Connection
Mechanical
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480i ~ 1080p 50/60Hz, 4Kx2K@24/30Hz, 4K2K@60Hz
8-bit ( 4K2K@60Hz YUV4:4:4 )
8-bit, 10-bit, 12-bit (
4K2K@60Hz YCbCr 4:2:2 / 4:2:0)
535g

5. Operation Controls and Functions
No. Function Description
1
2
3
4
IR
5
Power LED
Name
IR receive window
OUT 3
5.1 Front Panel
The red LED illuminates when the device is working or on standby.
OUT 1
Button:
Short press to switch the input selected by OUT 1;
Long press for 3s to turn on/off the downscaler corresponding to OUT 1.
LED:
When switching to the corresponding input source, the
correspongding input LED illuminates green;
Otherwise, the LED will not light up.
OUT 2
6
SERVICE Connect to PC via Micro to USB cable for firemware upgrade.
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IN 4IN 1IN 2 IN 3 IN 4IN 1 IN 2 IN 3 IN 4IN 1 IN 2 IN 3 IN 4IN 1 IN 2 IN 3 SERVICE
OUT 1 OUT 2 OUT 3 OUT 4
1 2 3 4 5 6 7
7
Button:
Short press to switch the input selected by OUT 2;
Long press for 3s to turn on/off the downscaler corresponding to OUT 2.
LED:
When switching to the corresponding input source, the
correspongding input LED illuminates green;
Otherwise, the LED will not light up.
Button:
Short press to switch the input selected by OUT 3;
Long press for 3s to turn on/off the downscaler corresponding to OUT 3.
LED:
When switching to the corresponding input source, the
correspongding input LED illuminates green;
Otherwise, the LED will not light up.
Button:
Short press to switch the input selected by OUT 4;
Long press for 3s to turn on/off the downscaler corresponding to OUT 4.
LED:
When switching to the corresponding input source, the
correspongding input LED illuminates green;
Otherwise, the LED will not light up.
OUT 4

5.2 Rear Panel
4 DC 12V DC 12V power supply interface.
No. Function Description
1
2 OUTPUT
3
INPUT
Name
Connect to HDMI source device such as DVD player or PC.
EDID
EDID SWITCH control.
0000 1080P, Stereo Audio 2.0
0001 1080P, Dolby/DTS 5.1
0010 1080P, HD Audio 7.1
0011 4K2K30_444, Stereo Audio 2.0
0100 4K2K30_444, Dolby/DTS 5.1
0101 4K2K30_444, HD Audio 7.1
0110 4K2K60_444, Stereo Audio 2.0 SDR
0111 4K2K60_444, Dolby/DTS 5.1 SDR
1000 4K2K60_444, HD Audio 7.1 SDR
1001 4K2K60_444, Stereo Audio 2.0 HDR
1010 4K2K60_444, Dolby/DTS 5.1 HDR
1011 4K2K60_444, HD Audio 7.1 HDR
1100 COPY OUTPUT 1
1101 COPY OUTPUT 2
1110 COPY OUTPUT 3
1111 COPY OUTPUT 4
Connect to HDMI display device such as TV or Projector.
1 2 3 4
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IN 2IN 3 IN 4
INPUT
1
0
EDID
DC 12V
IN 1OUT 1 OUT 2 OUT 3
OUTPUT
OUT 4

6. Remote Control
1
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2
HDMI Matrix Remote
1 2 3 4
SD
SD
1 2 3 4
SD
1 2 3 4
1 2 3 4
SD
Output1
Output2
Output3
Output4
3
4
①Power button: Press this button to power on the
device or put it into standby mode.
② 1/2/3/4: Press buttons 1~4 to select the required
source for Output1.
③
④ SD: Press this button to turn on / off the
downscaler function.
: Select the last or next input channel
among 1/2/3/4, to select the required
source for Output1.
The corresponding button function of Output2/
Output3/Output4 is the same with that of Output1.

7. Application Example
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PC
DVD
Camera
TV box
TV
Projector
Displayer
Power Supply

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J-Tech Digital®
12803 Park One Drive
Sugar Land, TX 77478
Product pictures are for reference only.
Specifications, pictures & software described herein are subject to change without prior notification.
Only use the provided power supply when operating this unit. J-Tech Digital® is not responsible for any damage due to customer neglect.
All trademarks are the sole property of their respective companies.
Copyright ©J-Tech Digital, Inc. All rights reserved.
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