AVGear TMX88PRO AV User manual

MX88PRO AV
Features
▪8x8 HDBaseT matrix switcher with
built in audio matrix.
▪Fully compliant with the HDMI 2.0
and HDCP 2.2.
▪Supports HDMI resolutions up to
4K@60Hz 4:4:4, HDR10.
▪Features eight mirrored HDMI
outputs for eight HDBaseT outputs
▪The eight HDBaseT outputs support
24V PoC, allowing the receivers to
draw their power from the matrix
switcher over the HDBaseT cable.
▪Transmits a 4K signal up to 40
meters and a 1080p signal up to 70
meters over a single CATx Ethernet
cable.
▪Volume adjustment for analog L+R
audio outputs.
▪Supports comprehensive EDID
management and advanced HDCP
management.
▪CEC Control.
The TMX88PRO AV is a professional 8x8 HDMI
2.0 HDBaseT matrix switcher. The matrix is an
eight-input by eight-output HDBaseT and HDMI
matrix with HDCP 2.2 and up to 4K/UHD@60Hz
video support. It transmits 4K video to distances
up to 40 meters and 1080p video to distances up
to 70 meters over a single CATx Ethernet cable.

TMX88PRO AV
PLEASE READ THIS PRODUCT MANUAL CAREFULLY
BEFORE USING THIS PRODUCT.
This manual is only for operation instruction only, and
is not to be used in a maintenance capacity. The
functions described in this version are current as at
December, 2019. Any changes of functions and
operational parameters will be updated in future
manual versions. Please refer to your dealer for the
latest product details.
Version 1.0 20/04/20

MX88PRO AV
SAFETY OPERATION GUIDE
In order to guarantee the reliable operation of the equipment and safety of the
user, please abide by the following procedures in installation, use and
maintenance:
1. The system must be earthed properly. Please do not use two blade plugs
and ensure the AC power supply ranges from 100v to 240v and from 50Hz
to 60Hz.
2. Do not install the switcher in an environment where it will be exposed to
extreme hot or cold temperatures.
3. This unit will generate heat during operation, please ensure that you allow
adequate ventilation to ensure reliable operation.
4. Please disconnect the unit from mains power if it will be left unused for a
long period of time.
5. Please DO NOT try to open the casing of the equipment, DO NOT attempt to
repair the unit. Opening the unit will void the warranty. There are high
voltage components in the unit and attempting to repair the unit could result
in serious injury.
6. Do not allow the unit to come into contact with any liquid as that could result
in personal injury and or product failure.

TMX88PRO AV
TABLE OF CONTENTS
Introduction ..............................................................................................................1
Product Introduction .....................................................................................1.1
Features .......................................................................................................1.2
What’s in the Box ........……………………………………………………………………2
Product Appearance of the TMX88PRO AV ...........................................................3
System Connection..................................................................................................4
Usage Precautions.......................................................................................4.1
Connection Diagram.....................................................................................4.2
System Operations...................................................................................................5
Signal Switching...........................................................................................5.1
Panel Button Locking/Unlocking...................................................................5.2
Status Information Inquiry.............................................................................5.3
EDID Management.......................................................................................5.4
Audio Setting................................................................................................5.5
Preset Setting...............................................................................................5.6
IP Address Inquiry........................................................................................5.7
GUI Control...............................................................................................................6
Signal Switching...........................................................................................6.1
Audio Setting................................................................................................6.2
Configuration................................................................................................6.3
Down-scaling..................................................................................6.3.1
HDCP Setting .................................................................................6.3.2
EDID Copy......................................................................................6.3.3
EDID Setting...................................................................................6.3.4
CEC Control .................................................................................................6.4
RS232 Control..............................................................................................6.5
Access Setting..............................................................................................6.6
Interface Setting ...........................................................................................6.7
Network Settings ..........................................................................................6.8
Graphic User Interface Upgrade...................................................................6.9
IR Control..................................................................................................................7
IR Remote Control........................................................................................7.1
IR Pass-through Control...............................................................................7.2
Control Local Input Device from Remote........................................7.2.1
Control Remote Output Device from Local .....................................7.2.2
RS232 Control ..........................................................................................................8
RS232 Control Connection...........................................................................8.1
Matrix Switcher Local Control.........................................................8.1.1
Control the Matrix Switcher Remotely.............................................8.1.2

MX88PRO AV
Control the Remote Third-party Device from Local.........................8.1.3
Control a Local Third-party Device from Remote............................8.1.4
RS232 Control Software...............................................................................8.2
RS232 Commands.......................................................................................8.3
System Setting................................................................................8.3.1
Signal Switching .............................................................................8.3.2
Audio Setting ..................................................................................8.3.3
HDCP Setting .................................................................................8.3.4
EDID Management .........................................................................8.3.5
Third-party Device Control..............................................................8.3.6
CEC Control....................................................................................8.3.7
Specifications...........................................................................................................9
Firmware Upgrade..................................................................................................10
Troubleshooting & Maintenance...........................................................................11

TMX88PRO AV
1. Introduction
1.1.Product Introduction
The TMX88PRO AV is a professional 8x8 HDMI 2.0 HDBaseT matrix switcher. The
matrix is an eight-input by eight-output HDBaseT and HDMI matrix with HDCP 2.2
and up to 4K/UHD@60Hz video support.
It transmits 4K video to distances up to 40 meters and 1080p video to distances up
to 70 meters over a single CATx Ethernet cable. The eight HDBaseT outputs support
the 24V Power over Cable (PoC) feature, allowing the compatible receivers to draw
their power from the matrix over the HDBaseT cable.
The matrix switcher features comprehensive EDID management and advanced
HDCP management to ensure maximum functionality with a wide range of video
sources.
The matrix switcher not only supports bi-directional IR, RS232 extension but also
features IR, RS232, and TCP/IP control options.
The product provides for seamless control and transmission, which could be used in
a number of different installation scenarios, for example, with computers, for
monitoring purposes, residential video distribution, large screen displays, conference
systems, television education, banks, security institutions, etc.
1.2.Features
▪8x8 HDBaseT matrix switcher with built in audio matrix.
▪Fully compliant with the HDMI 2.0 and HDCP 2.2.
▪Supports HDMI resolutions up to 4K@60Hz 4:4:4, HDR10.
▪Features eight mirrored HDMI outputs for eight HDBaseT outputs.
▪The eight HDBaseT outputs support 24V PoC, allowing the receivers to draw
their power from the matrix switcher over the HDBaseT cable.
▪Transmits 4K signal to the distance up to 40 meters and 1080p signal to the
distance up to 70 meters over a single CATx Ethernet cable.
▪The audio matrix provides eight digital SPDIF audio outputs and eight analog
L+R audio outputs for HDMI input audio de-embedding, and HDBaseT output
audio de-embedding.
▪The eight digital SPDIF audio outputs supports ARC audio output from the
receivers.
▪Volume adjustment is provided for analog L+R audio outputs.
▪Supports comprehensive EDID management and advanced HDCP
management.
▪Controllable via front panel buttons, RS232 local and pass-through, IR local
and pass-through, CEC, and TCP/IP (built-in GUI).

MX88PRO AV
2. What’s in the Box
▪1x TMX88PRO AV 8x8 HDMI 2.0 HDBaseT Matrix Switcher
▪2x Mounting Ears with 6 Screws
▪4x Plastic Cushions with 4 Screws
▪1x AVGear 12V IR Receiver
▪1x IR Remote
▪1x RS232 Cable (3-pin to DB9)
▪16x 3-pin Terminal Blocks
▪1x Power Cord
▪1x User Manual
Note: Please immediately contact your distributor if you find any damage or defect in
the components.

TMX88PRO AV
3. Product Appearance of the TMX88PRO AV
Front Panel
①LCD Screen: Presents real-time operation status.
②Power LED: Illuminates RED when the device is in standby mode, illuminates
GREEN when device is powered on.
③IR Sensor and its LED: Illuminates RED when the IR sensor receives an IR
signal from the IR remote to control the matrix switcher. The IR sensor is on the
right side of the LED.
④INPUT: Eight buttons for input source selection.
⑤OUTPUT: Eight buttons for output channel selection.
⑥Menu Buttons:
⚫LOCK: Lock or unlock the front panel buttons.
⚫PRESET: Preset setting.
⚫MENU/↲: Menu or confirm button.
⚫BACK: Go back to the previous operation.
⚫UP: Page up.
⚫DOWN: Page down.
Note: Pictures shown in this manual are for reference only.
TMX88PRO AV
DOWN
UP
MENU
BACKPRESET
1 3
24 6
5

MX88PRO AV
Rear Panel
①INPUT: Eight type-A female HDMI input ports to connect HDMI sources.
②AUDIO MATRIX OUT/ARC: Eight 3-pin terminal blocks and eight Toslink
connectors to connect speakers or amplifiers for HDMI input audio de-embedding
or HDBaseT output audio de-embedding. The eight Toslink connectors can also
be used for ARC audio output from HDBaseT receivers. They can make up an
audio matrix to be controlled by front panel buttons, GUI or RS232 commands.
③OUTPUT: Eight HDBaseT RJ45 outputs to connect the eight HDBaseT receivers,
and eight local HDMI ports to connect local displays.
④CONTROL:
⚫RS232: 3-pin terminal block to connect the control device (e.g. PC) to control
the matrix switcher by RS232 commands.
⚫IR REC: 3.5mm jack to connect IR receiver to control the matrix switcher by
the IR remote.
⚫FW: Type-A USB port for firmware upgrade.
⚫TCP/IP: RJ45 port to connect the control device (e.g. PC) to control the
matrix switcher by GUI.
⑤RS232: Eight 3-pin terminal blocks to control the third-party devices base on
RS232 pass-through feature. There is a one-to-one correspondence between the
eight RS232 ports and the eight RS232 ports of eight HDBaseT receivers.
⑥IR IN:
⚫1~8: Eight 3.5mm jacks to connect eight IR receivers. Each IR input is
associated with the respective HDBaseT output and cannot be switched
separately. It makes up a bi-directional IR transmission with the IR OUT on
the corresponding HDBaseT receiver.
⚫ALL IN: 3.5mm jack to connect the IR receiver to transmit the IR signal from
the ALL IN port to all HDBaseT receivers.
RS232
Tx Rx
FWIR EYE TCP/IP 1 2 3 4 56 7 8 ALL IN 1 2 3 4 56 7 8 ALL OUT
Tx Rx
1 2 3 4 5678 123456 7 8
L R
1 2 3 4 56 7 8
HDBaseTHDMI
1 2 3 4 56 7 8 1 2 3 4 56 7 8
1239
4578
6

TMX88PRO AV
⑦IR OUT:
⚫1~8: Eight 3.5mm jacks to connect eight IR emitters to send the IR signal
received from the corresponding HDBaseT receivers.
⚫ALL OUT: 3.5mm jack to connect the IR emitter to send the IR signal
received from all HDBaseT receivers.
⑧AC100V~240V: Power port to connect an AC 100V~240V power with the power
cord.
⑨GROUND: Connect to earth to ensure the unit is well grounded.

MX88PRO AV
4. System Connection
4.1 Usage Precautions
▪System should be installed in a clean environment with temperature and
humidity maintained to within equipment specifications.
▪All of the power switches, plugs, sockets and power cords should be insulated
and safe.
▪All devices, including the HDBaseT receivers should be connected before power
is turned on.
4.2 Connection Diagram
Tx Rx
LINKHDCP
Receiver
Projector
Blu-ray Remote
IR Emitter IR Rece iver
Tx Rx
LINKHDCP
Receiver
Projector
Blu-ray Remote
IR Emitter IR Rece iver
RS232
Tx Rx
FWIR EYE TCP /IP 1 2 3 4 5 6 7 8 ALL IN 1 2 3 4 5 6 7 8 ALL OUT
Tx Rx
12 3 4 5 6 7 8 12345678
L R
12 3 4 5 6 7 8
HDBaseT HDMI
1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8
HDMI:
IR:
RS232:
HDBaseT:
Ethernet:
Audio:
Apply TV 4K Blu-Ray
Laptop
Matrix Remote IR Receiver
HDTV HDTV
Amplifier Speaker
Speaker Speaker Speaker Speaker
Router
Projector
Remote
IR Receiver
IR Emitter

TMX88PRO AV
5. System Operations
The matrix switcher can be controlled by using the buttons on the front panel.
Whenever a command is accepted, the indicators of all the buttons pressed will blink
three times then they will go off. If the command fails, the indicators will go off
immediately without blinking.
5.1 Signal Switching
⚫Switch an input to an output
Operation: INPUT# + OUTPUT# + MENU/↲
Example: Switch Input 1 to Output 2:
Press INPUT 1 Press OUTPUT 2
Press to confirm.
Note: In default status, 8 IR OUT ports correspond with 8HDMI INPUTS. When you
switch an HDMI input, the corresponding IR OUT will be switched synchronously.
⚫Switch an input to several outputs
Operation: INPUT# + OUTPUT# + OUTPUT# +… + MENU/↲
Example: Switch Input 1 to Output 2, 3, and 4.
Press INPUT 1 Press OUTPUT 2, 3,4
Press to confirm.
5.2 Panel Button Locking/Unlocking
Press and hold at least three seconds. Press and
hold to unlock.
5.3 Status Information Inquiry
Press Press enter status information tab.
Press or navigation buttons to check the previous or next item respectively.
LCD Screen
Description
SWITCH:1 ->
SWITCH:1 ->
2
SWITCH:1 ->
SWITCH:1 ->
2 3 4
HDBT Matrix
System Locked
HDBT Matrix
System Unlocked
Status Info <
EDID Management

MX88PRO AV
Report the signal switching status.
Report the connection status of all HDMI input ports.
Y means the corresponding input port is connected
to a source device, N means there is no connection
between the input port and source device.
1~8=HDBaseT output 1~8.
Report the connection status of all HDBT output
ports.
Y means the corresponding output port is connected
to an HDBaseT receiver, N means there is no
connection between the output port and HDBaseT
receiver.
9~16=HDMI loop output
1~8.
Report the connection status of all HDMI loop output
ports.
Y means the corresponding output port is connected
to a display device, N means there is no connection
between the output port and display device.
5.4 EDID Management
The Extended Display Identification Data (EDID) is used by the source device to
match its video resolution with the connected display. By default, the eight source
devices invoke the fifth built-in EDID: 4K@60Hz HDR 2CH.
⚫Enter EDID management tab:
Press Press to select EDID Management.
Press enter EDID management tab. Press or navigation buttons
to select the below items:
✓Learn HDBT OUT
✓Learn HDMI OUT
✓Built-in EDID
IN 1111
1234
OUT
IN 1111
5678
OUT
IN 1234
YYYY
LINK
IN 5678
YNNN
LINK
OUT 1234
YYYY
LINK
OUT 5678
YNNN
LINK
OUT 910 11 12
YYYY
LINK
OUT 13 14 15 16
YYYY
LINK
Status Info
EDID Management <

TMX88PRO AV
⚫To copy the EDID data from one HDBT output to one or several inputs:
Example: Input 1, 2, 3 and 4 learn the EDID data of HDBT output 2.
Select Learn HDBT OUT Press to confirm.
Press OUTPUT 2 Press INPUT
1,2, 3,4. Press to confirm.
⚫To copy the EDID data from one HDMI output to one or several inputs:
Example: Input 1 and 2 learn the EDID data of HDMI output 4.
Select Learn HDMI OUT Press to confirm.
Press OUTPUT 4 Press INPUT
1and 2. Press to confirm.
⚫To invoke the built-in EDID data:
There are six types of built-in EDID data can be invoked, as shown as below:
No.
EDID
Video
Audio
1
1080p
2CH
2
1080p HDR
MultiCH
3
4K@30Hz HDR
2CH
4
4K@60Hz HDR
MultiCH
5 (Default)
4K@60Hz HDR
2CH
6
4K@60Hz HDR
MultiCH
User Custom
Example: Input 1 and 2 invoke the built-in EDID data: 4K@30Hz HDR 2CH.
Select Built-in EDID Press to confirm.
Press or navigation buttons to select the built-in EDID to be invoked
Press INPUT 1 and 2.
Press to confirm.
Learn HDBT OUT <
Learn HDMI OUT
PRESS INPUT KEY
Learn HDBT OUT 1
PRESS INPUT KEY
Learn HDBT OUT 2
1 2 3 4
Learn HDBT OUT 2
Learn HDBT OUT
Learn HDMI OUT <
PRESS INPUT KEY
Learn HDMI OUT 1
PRESS INPUT KEY
Learn HDMI OUT 4
1 2
Learn HDMI OUT 4
Learn HDMI OUT
Built-in EDID <
PRESS INPUT KEY
1080P 2CH <
PRESS INPUT KEY
4K30HDR 2CH <
1 2
4K30HDR 2CH <

MX88PRO AV
5.5 Audio Setting
The matrix switcher provides eight analog L+R audio output ports and eight digital
SPDIF output ports for audio de-embedding. The audio source selection of these
eight audio output ports, and the L+R audio volume can be controlled by the front
panel buttons.
⚫Audio Source Selection
There are sixteen audio sources can be selected for any analog L+R audio output
port, and twenty-four audio sources can be selected for any SPDIF audio output port.
Audio Output Ports
Audio Sources
Input Breakout
Output Breakout
ARC
L+R OUT 1
In1 Breakout
In2 Breakout
In3 Breakout
In4 Breakout
In5 Breakout
In6 Breakout
In7 Breakout
In8 Breakout
Out1 Breakout
Out2 Breakout
Out3 Breakout
Out4 Breakout
Out5 Breakout
Out6 Breakout
Out7 Breakout
Out8 Breakout
/
L+R OUT 2
L+R OUT 3
L+R OUT 4
L+R OUT 5
L+R OUT 6
L+R OUT 7
L+R OUT 8
SPDIF OUT 1
In1 Breakout
In2 Breakout
In3 Breakout
In4 Breakout
In5 Breakout
In6 Breakout
In7 Breakout
In8 Breakout
Out1 Breakout
Out2 Breakout
Out3 Breakout
Out4 Breakout
Out5 Breakout
Out6 Breakout
Out7 Breakout
Out8 Breakout
Out1 ARC
Out2 ARC
Out3 ARC
Out4 ARC
Out5 ARC
Out6 ARC
Out7 ARC
Out8 ARC
SPDIF OUT 2
SPDIF OUT 3
SPDIF OUT 4
SPDIF OUT 5
SPDIF OUT 6
SPDIF OUT 7
SPDIF OUT 8
Example: Select the HDMI input 2 audio source for the analog L+R output 2.
Press Press to select AUDIO Setting. Press
to enter the tab. Press to select L+R OUT 2.
Press Press to select In2 Breakout Press
to confirm.
⚫L+R Output Audio Volume Control
Example: Set the audio volume of L+R OUT 2 port.
AUDIO Setting <
IP Address
L+R OUT 2 <
L+R OUT 2 Vol
L+R OUT 2
In2 Breakout <

TMX88PRO AV
Press Press to select AUDIO Setting. Press
to enter the tab. Press to select L+R OUT 2 Vol.
Press to enter the setting tab. Press or
to set the volume value. Press to confirm.
5.6 Preset Setting
Press PRESET button can save the current switching routing or load the saved
layout preset.
Note: The matrix switcher supports nine presets, but only preset 1~4 can be saved
and recalled by button control. Please manage other preset by GUI control or RS232
control.
⚫Save the current switching routing to a preset
Example: Save the current switching routing to preset 2.
Press Press and hold at least 3 seconds.
Press INPUT 2 to select Preset 2.
Press to confirm.
⚫Recall a saved preset
Example: Recall the saved preset 2.
Press Press INPUT 2 to select Preset 2.
Press to confirm.
5.7 IP Address Inquiry
Press Press to select IP Address Press
AUDIO Setting <
IP Address
L+R OUT 2
L+R OUT 2 <Vol
L+R OUT 2 Vol
91
Preset Recall
Hold 3s to Store
Store Preset
Press Key
Store Preset 2
Store Preset 2
Store Success
Preset Recall
Hold 3s to Store
Recall Preset 2
Recall Preset 2
Recall Success
AUDIO Setting
IP Address <
IP Address
192.168.0.178

MX88PRO AV
6. GUI Control
The switcher can also be controlled via TCP/IP. The default IP settings are:
IP Address:
192.168.0.178
Subnet Mask:
255.255.255.0
Type 192.168.0.178 in the internet browser, it will enter the below log-in webpage:
Username: admin
Password: admin
Type the user name and password, and then click Login to enter the section for
video switching.

TMX88PRO AV
6.1 Signal Switching
Use the 8x8 button grid on the page to set which inputs are directed to which
outputs. For example, clicking the button on the Input 1 row and Output 1 column,
directs input 1 to output 1.
Use the 9 numbered buttons under scene area to save and load layout presets.
•To save a given layout, first click one
of the numbered buttons, then click the
Save button.
•To load a previously saved layout, first
click one of the numbered buttons,
then click the Recall button.

MX88PRO AV
6.2 Audio Setting
⚫Audio Source Selection
•There are sixteen audio sources can be selected for eight analog L+R audio
output ports, and twenty-four audio sources can be selected for eight digital
SPDIF output ports.
⚫L+R Output Audio Volume Control
•Adjust L+R output audio volume by the volume bar and the three buttons on the
right side.

TMX88PRO AV
6.3 Configuration
6.3.1 Down-scaling
•Enable/disable video resolution down-scaling function of HDMI output 1~8 ports.
When enable down-scaling, the 4K input can be automatically degraded to 1080p
output for compatibility with 1080p display which is connected to the HDMI output
port. Significiant quality loss may occur with this downscaling conversion and it is
not recommended.