LINK-MI LM-WX500T User manual

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Table of Contents
Important Information...................................................................................... - 2 -
Special Notice:..........................................................................................- 3 -
Introduction........................................................................................................- 3 -
Product Details......................................................................................... - 4 -
Specification..............................................................................................- 4 -
Products Features:...................................................................................- 6 -
Mechanic Information............................................................................- 10 -
Transmitter(TX).............................................................................. - 10 -
Receiver(RX).................................................................................. - 12 -
Uses your equipment.................................................................................... - 15 -
For Transmitter....................................................................................... - 15 -
For Receiver........................................................................................... - 15 -
Use your TALLY and intercom system............................................... - 16 -
Channel setting.............................................................................................. - 17 -
TX channels changing.......................................................................... - 18 -
RX channels changing.......................................................................... - 18 -
Intercom system pairing........................................................................- 18 -
Trouble-shooting............................................................................................ - 18 -
FCC Statement...............................................................................................- 20 -
FCC Radiation Exposure Statement.......................................................... - 21 -
Cautions!......................................................................................................... - 21 -

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Important Information
Please take the time to read this user manual before use the Product, it
contains all notes and important information regarding your wireless HD
video transmission system.
Our limited warranty applies when the products is handled properly for
intended use, in accordance with its operating instruction.
However, the warranty may be void in the following cases:
Repairs or product modification have been executed by unauthorized
service personnel.
The damages are caused by accidents including but not limited to,
lighting, exposed to rain or water and moisture.
Use of a DC adaptor not compatible with the product and its voltage
rating range
The model number on the product has been modified or the warranty
tag has been removed
Warning
This product should not be exposed to dripping or splashing.
Place receiver/transmitter on a flat, hard and stable surface
Ventilation: Do not block the ventilation slots on the
receiver/transmitter or place any heavy object on the top cover
Put the receiver/transmitter in a property ventilated area, away from
direct sunlight or any source of heat.
Water Exposure: To reduce the risk of fire or electric shock, do not
expose the receiver/transmitter to rain or moisture.
Our company has the right to modify this document without any
notice.

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Special Notice:
Use of this product in the following locations may result in abnormal
video and audio output(noise, blocked image… etc.)
1. Product installed in the walls made of concrete.
2. Product is situated near the refrigerator or metal fitment.
3. A cluttered room where the wireless signals may be blocked.
This product has been tested and manufactured to comply with each
country’s safety rules. However, there is no guarantee that interference
will not occur in some installation scenario. If the interference happens,
increase the distance between the transmitter and receiver.
Introduction
LINK-MI LM-WX500T This equipment is designed to replace the current
widely used cable in the live broadcasting and production environment, it
can be used in film production, live broadcasting as well as many
application which requires good quality wireless video connection. An
intercom with TALLY system is also embedded, let the cameraman and
director can talk easily.

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Product Details
LM-WX500T is main consist of one Transmitter (TX) and one Receiver
(RX).
Specification
ITEM
SPECIFICATION
Frequency range
5.1-5.9(GHz)*Subject to different RF
regulations in different regions.
2.4-2.483GHz with ISM band

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Modulation method and
Bandwidth
OFDM/40MHz for video
GFSK/1MHz for intercom system
Video Formats
Supported
1080p 23.98/24/25/30/50/60
1080psf 23.98/24/25
1080i 50/59.94/60
720p 50/59.94/60
576p 576i 480p 480i
Audio Formats
Supported
PCM, DTS-HD, Dolby TrueHD
Time Code
SMPTE-12M
Transmission Range
Up to 2000ft(Line of sight)
Transmitter
Antenna
External Antenna 5G × 2pcs
External Antenna 2.4G x1pcs
Transmission Power
17dBm
Functional Interface
HDMI Input; SDI Input; SDI Loop Output; Mini
USB; LEMO Power IN; Antenna RPSMA
Socket; Power ON/OFF,3.5mm HP/MIC socket
TALLY output for Wrist
Mounting Structure
1/4” Hot-shoe connection
OLED Display
Channel Info; Video status; Battery capacity;
Status Menu, Audio Volume
Power Source
9-18V for DC input, F550/F970 battery
Power Consumption
7.5-8.5W
Net Weight(with
antenna)
400g
Dimensions
142.5×76×24.3mm
Temperature
-10-50℃(Operating); -40-80℃(Storage)
Receiver
Antenna
External Antenna 5G × 5pcs
External Antenna 2G x1pcs

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Receiving Sensitivity
-70dBm
Functional Interface
SDI Dual Output; HDMI Output; Mini USB;
LEMO Power IN; Antenna RPSMA Socket;
Power ON/OFF, 3.5mm HP/MIC socket;3.5mm
TALLY socket; LEMO 6 needle
Locating Structure
1/4” Hot-shoe connection
OLED Display
Channel Info; Signal Strength; Power Info;
TALLY indicator
Power Source
9-18V for DC input; SONY V-mount battery
Power Consumption
7.5-8.5W
Net Weight(with
antenna)
800g
Dimensions
169.5×122×25.2mm
Temperature
-10-50℃(Operating); -40-80℃(Storage)
*Since the product’s improving process, all the performance, design and specifications
of our products are subject to minor change without prior notice.
Products Features:
Uncompressed 3G/HD/SD-SDI and HDMI transmission
Up to 1080p 50/60 uncompressed SDI&HDMI.
Less than 1 frame latency
There is no discernible video delay and you can use it as real time
on-location monitoring.
Up to 2000ft transmission distance (Line of sight)
The transmission distance may be different, depend on surroundings,
radio wave conditions, buildings block, etc.

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Multicast support
Support one transmitter to multi receivers. User can set channel to
pair the transmitter and receivers.
License free operation frequency
The wireless frequency is 5.1-5.9GHz and 2.4G ISM band, license
free operated.
Built-in fan
TX side built-in high efficiency ventilation fan with very small noise.
Fan control
When the temperature is below 25 ℃TX side built-in fan will
automatically shut down. User can manually turn off the fan when the
temperature is higher than 25℃.
TX side temperature display.
User can get transmitter inside temperature in real time by TX side
OLED display.
Manually transmission power adjust
In order to reduce mutual interference while using multiple set of
products in a small environment. User can manually decrease the TX
transmission power.
AES 128 Encryption
Front and rear TALLY indicator.
A 3.5mm JACK TALLY output for external Wrist(not provide, and
maximum output current is 20mA)
6pin- LEMO connector for intercom system
All-Metal Shell
Both transmitter and receiver adapt metal shell which is durable and
solid.
Simple connection
The wireless system is plug-and-play designed, without any software
configuration.

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Remark:
1. Fix the three antennas to the transmitter and arrange them to be a
angle as below figure to get better performance.
2. On transmitter side, when both SDI and HDMI source are inputted, the
transmitter will automatically select the SDI source for transmission
3. Fix the six antennas to receiver and arrange them to a angle as figure
to get better performance.

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4. Set the receiver higher will enhance the transmission distance.

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Mechanic Information
Transmitter(TX)

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STRUCTURE
1
OLED Display
Displays information of channel, Video status, signal strength;
Battery voltage indicator, inside temperature,MENU information
2
VOL +/UP Button
Normally, it is a Volume +. It will be UP function when system is in
MENU mode
3
VOL -/DOWN Button
Normally, it is a Volume -. It will be DOWN function when system is
in MENU mode
4
MENU Button
MENU select, it is also be confirmed function when one MENU was
selected
7
Power ON/OFF
Power ON or OFF the Transmitter
8
3.5mm External TALLY Output Interface
Its maximum output current is 20mA, i.e, it just drive a LED
9
3.5mm MIC/HP Interface
Connect to an external headphone
10
SDI IN
Connect to Video Source which supports 3G-SDI, HD-SDI,SD-SDI
11
SDI OUT(Loop Through)
Connect to other SDI equipment if need
12
HDMI IN
Connect to HDMI video source

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13
DC power IN(Lemo)
Support 9-18V
14
5G Antenna Connectors
RPSMA connectors for 5G antennas
15
Battery Clip
Battery compartment, for F550/F970 battery
2G Antenna Connector
SMA connector for 2.4G antenna
Receiver(RX)

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STRUCTURE
1
5G Antenna Connectors
RPSMA connectors for antennas
2
OLED Display
Channel, signal strength, battery voltage, audio Volume and MENU.
3
MENU Button
Unlock and Confirm the Selection
4
LEFT/UP Button
Select Channels
5
RIGHT/DOWN Button
Select Channels
6
V+/UP Button

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Volume +
7
V-/DOWN Button
Volume -
8
BAT-OUT
Provide DC power from the battery for external device
9
INTERCOM
6pin LEMO for Tally and Intercom system
10
3.5mm External TALLY Output Interface
Its maximum output current is 20mA, i.e, it just drive a LED
11
3.5mm MIC/HP Interface
Connect to an external headphone
12
HDMI OUT
Video output, connect to HDMI receiver or device
13
SDI OUT
Video output(the video output is same from the two SDI interface),
connect to SDI receiver or device
14
DC Power IN(Lemo)
Support 9-18V
15
2.4G Antenna Connector
SMA connector for 2.4G antenna
16
Battery Clip
V-Mount(default) battery plate
17
Power ON/OFF
Power ON or OFF the receiver

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Uses your equipment
For Transmitter
1. Fix the three antennas(5G x2, 2.4G x1)respectively
2. Connect SDI or HDMI video source to the “SDI IN”/”HDMI IN” of
transmitter (when both SDI and HDMI video are inputted, it will auto
select the SDI video for transmission)
3. If need, you can connect the SDI out(loop through) to other equipment
as well
4. Connect the DC power to the transmitter or put F550/F970 battery into
battery plate
5. Power on the transmitter
6. Set the channel if need
For Receiver
1. Fix the six antennas( 5Gx5, 2.4Gx1)
2. Connect the “SDI OUT”/”HDMI OUT” port of receiver to monitor or
other device.
3. Connect DC power via power cable or put V-type battery into the
battery plate
4. Power on the receiver
5. Set the Channel (must set both transmitter and receiver to the same
channel)
6. After 5-10s, the transmitting video will be shown on monitor
Fan control
1. Hold “UP” and “DOWN” button simultaneously for 5 seconds.
2. Press “UP” or “DOWN” button to choose turn on or turn off the fan.
3. Press “MENU” button to confirm.

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Use your TALLY and intercom system

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Step1 、After above connected, power on both Transmitter and
Receiver.
Step2、On Transmitter side, you just hear the sound from broadcast
director when you do not press down the button “TALK” on converter
box;
Step3 、When the “TALK” button is pressed and held on, both
broadcast director and operators can conversation normally.
Step4 、The broadcast director can hear “call sound” when the
operators on Transmitter side pressed down the button “ CALL” on CALL
box.
Step5 、When TALLY is triggered by broadcast director via a
professional broadcast switcher , the OLED area on receiver will light on
red. At same times, the “TALLY” LED will be also lighted on
Transmitter(You can also insert your wrist indicator per your need).
Note:
1、The external TALLY ( wrist LED) interface just provide 3.3V@20mA.
In other word, it just driver a normal LED, please be noted.
Channel setting
Both Transmitter and Receiver were set to same channel in Manufactory.
In case, you want to change to a new channel, please follow the below:
Remark: Both transmitter and receiver must be set to same one

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TX channels changing
Step1: Power on the Transmitter
Step2: Press “MENU” button first, then press “UP” or “DOWN” button to
choose “Channel Set” on screen, press “MENU” again to confirm.
Step3: Press “Up” or “DOWN” button to choose channel, then press
“MENU” to confirm.
Step4: Transmitter channel setting accomplished.
RX channels changing
Step1: Power on the Receiver
Step2: Press “MENU” button until display unlock icon .
Step3: Click Left or Right button to choose channel, then click “MENU” to
confirm.
Step4: Receiver channel setting accomplished.
Intercom system pairing
Step1: Transmitter(TX) side: Press “MENU” button first, then press “UP” or
“DOWN” button to choose “Talk Pair” on screen and press “MENU”
button again to confirm.
Step2: Receiver(RX) side: Press “VOL-” button first, then press “RIGHT”
button to start intercom pairing.
Step3: Transmitter(TX) side will be auto restart, Receiver(RX) side should
manual restart.
Step4: When both side are restarted, Intercom system pairing
accomplished.
Trouble-shooting
If the Receiver failed to output the video correctly, the possible causes are
as below, please find the solution from following chart:

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TROUBLES&POSSIBLE REASONS:
SOLUTION:
OSD Information on TV
Displaying “Waiting for connection…” for a long time
Transmitter is not powered up.
Power on the transmitter.
Transmitter or receiver is not placed
correctly.
Place the TX or RX correctly.
The transmitter and receiver are too
far away.
Move the receiver closer to the
transmitter.
Several solid wall partition on TX and
RX.
Reduce the number of solid walls
between TX and RX.
There are so many obstacles between
TX and RX.
Move the receiver closer to the
transmitter.
Other transmitter is working on the
same or adjacent channel.
Turn off other transmitter, or change
channel.
No Video Signal received
Transmitter and video source are not
connected.
Connect the transmitter to video source
by SDI/HDMI cable.
The video source is turned OFF
Power ON the video source.
Bad contact of cable of transmitter.
Remove and then re-plug the transmitter
Abnormal working of transmitter
Reboot the transmitter
Problem with cable between TX and
video source
Change the SDI/HDMI cable
Player NOT support the output
resolution format.
Switch the output video resolution to
other modes.
The TV/Monitor NOT support HDCP
authentication
Replaced with HDCP-certified
TV/Monitor.
Image
No signal input to Receiver or TV/Monitor
Receiver is turned OFF
Power on receiver.
Receiver and TV are not connected.
Connect receiver and TV/Monitor via
SDI/HDMI input.
TV/Monitor NOT switched to
SDI/HDMI input.
Switch TV/Monitor to SDI/HDMI input.

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Bad contact of the cable of receiver or
TV/Monitor.
Remove then re-plug the SDI/HDMI
cable.
TV/Monitor turn into standby mode.
Switch the TV/Monitor to normal
operation mode.
Abnormal working of receiver.
Reboot the receiver.
No image appear on TV/Monitor
Bad contact of receiver or cable.
Re-plug the cable of the receiver or
TV/Monitor.
Abnormal working of receiver.
Reboot the receiver.
Receiver failure.
Please contact your retailer.
Abnormal color on TV screen
Bad contact of cable of receiver or
TV/Monitor.
Unplug and then plug the HDMI cable of
the receiver or TV.
Bad contact of cable of transmitter or
video source.
Unplug and then plug the HDMI cable of
the TX and player.
Abnormal working of transmitter or
receiver.
Reboot the transmitter and receiver.
FCC Statement
This equipment has been tested and found to comply with the limits for a
Class B digital device, pursuant to part 15 of the FCC rules. These limits
are designed to provide reasonable protection against harmful interference
in a residential installation. This equipment generates, uses and can
radiate radio frequency energy and, if not installed and used in accordance
with the instructions, may cause harmful interference to radio