RadioLink MINI OSD User manual

Radiolink Electronic Ltd
www.radiolink.com
1
MINI OSD Module Manual
(Flight Data On-Screen Display)
Compatible with Radiolink Flight Controller
PIXHAWK & MINI PIX
Radiolink Electronic Ltd
www.radiolink.com
* Please be kindly noted that this manual will be updated regularly and please visit
Radiolink official website to download the latest version.

Radiolink Electronic Ltd
www.radiolink.com
2
Thanks for purchasing RADIOLINK OSD module for image transmission.
To fully enjoy the benefits of this product and ensure safety, please read the introduction carefully and
set up the device as described below:
If you found any problems during the operation process, please kindly refer to the manual first. Then
you could contact our distributors to find solution or follow our Facebook homepage
https://www.facebook.com/Radiolink-1455452961436694/ to search related key words. Also you can send
questions to [e-mail] or [e-mail] and we will answer your
question at the earliest.
Due to unforeseen changes in production procedures, the information contained in this manual is
subject to change without notice.
For more information please check our website http://www.radiolink.com and follow our Facebook
and Youtube homepage.
SAFETY PRECAUTIONS
Never operate model during adverse weather conditions. Poor visibility can cause disorientation and
loss of control of pilots’model.
Never use this product in a crowd and illegal area.
Always ensure the trim levers at 0 and battery properly charged before connecting the receiver.
Always check all servos and their connections prior to each run.
Always be sure about turning off the receiver before the transmitter.
To ensure the best radio communication, please enjoy the flight/driving at the space without
interference such as high voltage cable, communication base station or lauching tower.
WARNING
This product is not a toy and is NOT suitable for children under the age of 18. Adults should keep the
product out of the reach of children and exercise caution when operating this product in the presence of
children.
Please don't operate in the rain! Rain or moisture may enter the transmitter internal through gaps in the
antenna or joystick and cause your car to instability even out of control. If running in the wet weather(such
as game) is inevitable, always use plastic bags or waterproof cloth to cover the transmitter.

Radiolink Electronic Ltd
www.radiolink.com
3
Chapter 1 Introduction
Radiolink OSD for image transmission is a video overlying module to have composite output
of the OSD signal and the camera video signal and is compatible with Mini Pix and Pixhawk to
output flight data. This OSD module makes all the necessary flight data on-screen display for FPV,
enabling RC fans to observe models real-time situation. Besides, USB port to setup parameter is
also provided so that RC fans can connect computer with to personalize the flight parameters
display and enrich the flight experience.
Port &Wires Connection
、
The other end of the 6pin is connected with the telem port of the flight controller.
Note Ports of Pixhawk and Mini Pix are different. Please take the correct one.
USB Port
IT Output
5V Input
GND
Camera Input
5V Output
GND
5V
TX
RX
GND
Flight Controller
Port 4pin
Image
Transmission Port
Video Signal Input
Port

Radiolink Electronic Ltd
www.radiolink.com
4
Chapter 2 Parameter Setup
In order to personalize the parameters, please download the zip file of osd config tool via below
link first https://mega.nz/#!5QE0HC5b!glasKUsrWhpAg-thRMIZyjYf_C4mT4tJzkNT1ol_cPo
1. Connect the OSD module and computer with an android USB cable (data transmission)
Note Driver is automatically installed under Win10. For Win7/8 system, users can take
VCP_V1.4.0_Setup.exe in the file of USB virtual port driver to install.
2. Double click to open the in the OSD_Tool file
3. Right click MY COMPUTER and click “ PROPERTY ” , then Device Manager to check the
corresponding PORT No. Then select the same port at the bottom of the parameter setup
interface as below.

Radiolink Electronic Ltd
www.radiolink.com
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Parameter Language Display
Click Options => Select language=> Switch the language between Chinese/English
Note
The on-screen display language will be the same as the param. Setup language, being set
here
If the displayed language doesn’t change to English, please try to set the language to
Chinese then to English again.
Parameter Setup and Save
Scroll the left column and select the data needed to display. The parameters display layout can be
modified on the right grids by moving the parameters to the preferred positions.
Note Parameters that are not installed can’t be displayed on screen even selected
Video modes may influences the displays result. Eg. For NTSC format, it is advised to have three
lines empty at the bottom of the grids under the PAL format when arranging the parameters
layout.
Note Video Mode selection differentiates the layout grids space.

Radiolink Electronic Ltd
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When complete the setting, click File on the left top and click “Save OSD file” to save the
set parameters. Next time when the same param. needed, click File and “Open OSD File”to
directly reach the personalized data.
When open the file and input the saved data to the OSD, click “Save Current Tab to” and
wait for the note of “EEPROM write done”to complete.
4. Font File Update
Click Options and select Update CharSet, then open the OSD Font Library.mcm . The font will
be updated automatically. When the green bar at the bottom moves to the end and note as
“CharSet Done” means charset update complete.

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Note
Font can be also personalized. Search the edit tool online to edit preferred font. When finish, save
the font in the 256 file, which is the chart bank in system by default. Then input the edit font by
repeat the above steps.
5. Firmware Update
Some flight data of firmware by factory setting may be incorrect, users are very welcomed to
send advice to Radiolink tech-support. We will modify and test and release the updated firmware,
which users can flash with.
（1）Open OSD_uploader in the file of Firmware Upgrade Tool
（2）Select the latest firmware released osd.bin
The system will update automatically once the firmware is opened as below.
Once complete, double click “ENTER”to exit.
Note
When updating the firmware, the OSD module needs to be powered off.
When the firmware is updated, the parameters need to be reset to realize the on-screen
display.

Radiolink Electronic Ltd
www.radiolink.com
8
For the com port that can't be identified, it's probably because that it's an previous
generation OSD you've bought. Please download the RADIOLINK Mission Planner via this
link. http://radiolink.com.cn/doce/product-detail-133.html Then the driver will be installed
automatically then the port would be identified.
1/ Install the MP ( which you have done)
2/ Click OSD_uploader.exe to open
3/ Select the firmware osd.bin and double click
(If the driver/MP is successfully installed, it will start searching right port immediately and
automatically)
4/ Quickly connect (better within 8s) your OSD module with the computer with a USB cable
5/ When the port is identified, the firmware will be flashed