Safety precautions
- Unpack the equipment carefully and save the original box and packing material for possible future shipment.
- Follow basic safety precautions to reduce the risk of fire, electrical shock and injury to persons.
- Do not dismantle the housing or modify the module. It may result in electrical shock or burn.
- Using supplies or parts not meeting the products’ specifications may cause damage, deterioration or malfunction.
- Refer all servicing to qualified service personnel.
- To prevent fire or shock hazard, do not expose the unit to rain, moisture or install this product near water.
- Do not put any heavy items on the extension cable in case of extrusion.
- Do not remove the housing of the device as opening or removing housing may expose you to dangerous voltage or other hazards.
- Install the device in a place with fine ventilation to avoid damage caused by overheat.
- Keep the module away from liquids.
- Spillage into the housing may result in fire, electrical shock, or equipment damage. If an object or liquid falls or spills on to the housing, unplug the module immediately.
- Do not twist or pull by force ends of the optical cable. It can cause malfunction.
- Do not use liquid or aerosol cleaners to clean this unit. Always unplug the power to the device before cleaning.
- Unplug the power cord when left unused for a long period of time.
- Information on disposal for scrapped devices: do not burn or mix with general household waste, please treat them as normal electrical wastes.
Introduction to PT-C-HDAEDE
The PT-C-HDAEDE is an Audio Embedder / De Embedder supporting 4K@60Hz (4:4:4) HDMI. It enables the complex manipulation of Audio signals including Mic/Line In mixing, and/or replacement of an HDMI audio signal. As well as headless audio output of HDMI audio and balanced / digital de-embedding of all audio signals.
Features
- Supports one way HDMI 2.0 input and output up to 4K60Hz (4:4:4) Video Bandwidth 18Gbps, HDR, Deep color 12bit
- Supports 48V MIC, MIC, audio line in, Audio bypass mode
- Supports HDMI Audio De-Embed to 2 CH audio balance and S/PDIF 5.1 audio output
- Supports LPCM up to 7.1/24 - bit / 96 kHz, Dolby Atmos and DTS-X panoramic sound passthrough
- HDCP2.2/1.4 Compliant
- Support HDMI video Down-Scaler 4k to 1080P
- Support CEC, ARC Pass through
- Firmware updating and USB port
Package Contents
Please take an inventory of the package contents to ensure you have all the items listed below. If anything is missing or damaged, please contact your distributor for a replacement.
- 1 x PT-C-HDAEDE
- 1 x Power Adaptor (5V 1A)
- 1 x 5-pin Phoenix Connector
- 1 x 3-pin Phoenix Connector
- 2 x fixings
- 1 x User Manual
Panel Description
Front Panel
| Number | Description | Function |
|---|---|---|
| 1 | DIP Switch | index description Bit1: Audio embed control 0: Mute 3 pin phoenix input 1: Activate 3 pin phoenix input Bit2: HDMI Input audio control 0: Mute HDMI input audio 1: Activate HDMI input audio Bit3: HDMI audio output control 0: Play HDMI input directly to the output 1: Play result of Bits 1 and 2 to HDMI output Bit4: SPDIF Output control 0: Copy Audio EDID from TV 1: Force to 5.1 audio output |

Note: (1) When Bit4 set to 1. Then audio will be 5.1
(2) When Bit4 set to 1, according to Bit2 setting.
(Bit2 determines whether HDMI separated audio needs to be mixed)
If Bit2 set to 1 (Bit4 set to 1) >> Audio will be 2.0;
If Bit2 set to 0 (Bit4 set to 1) >> Audio will be 5.1.
| Number | Description | Function |
|---|---|---|
| 2 | FW port | Micro-USB port for updating |
| Number | Description | Function |
|---|---|---|
| 3 | Audio input port | 48V MIC, MIC, Audio Line in |
| 4 | Audio input Switch | Switching the mode of the audio souce |
| 5 | Volume Button | “-”: Reduce the microphone volume by 1dB each time until it drops to -18dB “+”: Increase the microphone volume by 1dB each time until it rises to +24dB |
Note: When outputting audio to the TV speakers the audio will exhibit additional delay, which is unavoidable and dependent on the brand of TV that is used.
Back Panel

| Number | Description | Function |
|---|---|---|
| 1 | HDMI Input port | Support HDMI 2.0 Input |
| 2 | HDMI Output port | Support HDMI 2.0 Output |
| 3 | SPDIF Audio Output port | Audio sample rate: 96KHz, Max transmission rate: 16Mbps |
| 4 | Analog Audio Output port | 2.0 Analog Audio port |
| 5 | DC/5V Port | Power port |
| 6 | Power indicator | Power indicator |
Specification
| Video | |
|---|---|
| Input | |
| Input Connector | HDMI DC lockable barrel 5V Micro USB for Firmware 3 pin Phoenix port for audio |
| Output | |
| Output Connector | HDMI S/PDIF for digital audio 5 pin Phoenix port for balanced audio |
| Audio Format | LPCM up to 7.1/24 - bit / 96 kHz, Dolby Atmos and DTS-X panoramic sound |
| Max data rate | Video Bandwidth 18Gbps, HDR, Deep color 12bit |
| Max Resolution | HDMI 2.0 b input and output upto 4K60Hz (4:4:4) |
| Temperature | -5 to +40℃(+23 to +104℉) |
| Reference Humidity | 5 to 90%RH (No Condensation) |
| Power Consumption | 5W (Maximum) |
| Power Supply | DC 5V1A |
| Dimension (W*H*D) | 151x93.5x21mm |
| Net Weight | 360g |
Application Diagrams
Equipment connection layout:

Application diagram showing HDMI Source, Display, Stereo Amplifier, Power Supply, and Microphone connection (48v; Mic; Line in) to the PT-C-HDAEDE.
Application Diagram 1:Headless 5.1 HDMI Audio extraction (Bit:0011) - HDMI in but no HDMI out, with S/PDIF extraction

Application Diagram 2:PreAmp with Phantom power - No HDMI in or out - Phantom Power MIC in and 5pin audio out to Amp (Bit:1000)

Application Diagram 3:Mic Overlay on to TV (Bit:1011) - HDMI pass through with MIC mixed on TV output

Application Diagram 4: Mixed audio to balance output - HDMI output With audio & Line in and HDMI audio routed to 5 pin output (Bit: 1111)

FW update
- Download the UART SW and the latest FW version from the PureLink website under the download section for this product.
- Connect a USB A to USB mirco cable between a PC and the PT-C-HDAEDE.
- Open the software UART_ISP.exe on PC, select the correct port and baud rate 115200, enter "A1" in Port, then select the path of the program in PATH (XXX.Bin), and click UPDATA to complete the upgrade
Debug
To analyze the system behavior, or when a service representative requests that you do so, please attach a USB cable between your PC and the device and open a terminal session under baud rate 115200 8N1.

Note: The information gained from debug is complex and requires support. If you are having problems with your device, contact support first before running a debug session.
After-Sales Service
If there appear some problems when running the product, please check and deal with the problems referring to this user manual. Any transport costs are borne by the users during the warranty.
- Product Limited Warranty: This product will be free from defects in materials and workmanship for two years (The purchase invoice shall prevail). Proof of purchase in the form of a bill of sale or receipted invoice which is evidence that the unit is within the Warranty period must be presented to obtain warranty service.
- What the warranty does not cover (servicing available for a fee):
- Technical Support: For any questions or problems, contact your distributor or reseller and tell them the respective product name and version, the detailed failure situation as well as the formation of the cases.
- Warranty expiration.
- Factory applied serial number has been altered or removed from the product.
- Damage, deterioration or malfunction caused by:
- Normal wear and tear.
- Use of supplies or parts not meeting our specifications.
- No certificate or invoice as the proof of warranty.
- The product model showed on the warranty card does not match with the model of the product for repairing or had been altered.
- Damage caused by force majeure.
- Servicing not authorized by distributor.
- Any other causes which does not relate to a product defect.
- Delivery, installation or labor charges for installation or setup of the product.
Asking for Assistance
Technical Support:
Phone: +49 5971 800299 - 0
Fax: +49 5971 800299 – 99
Technical Support Hours:
8:30 AM to 5:00 PM Monday thru Thursday
8:30 AM to 4:00 PM Friday
Write to:
PureLink GmbH
Von-Liebig-Straße 10
D - 48432 Rheine
www.purelink.de
info@purelink.de
Legal & Compliance
Product identification
Model: PT-C-HDAEDE – manual version 1.0
Trademarks and disclaimer
Product model and logo are trademarks. All other company and product names mentioned are trademarks of their respective owners. All rights reserved. No part of this publication may be copied or reproduced without prior written permission. We reserve the right to make changes to the device, packaging or manual and accept no liability for misprints.
FCC
Statement 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 communications. It 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 commercial installation.
Disposal of electrical and electronic equipment
WEEE reg. no.: DE 93847290
The crossed-out wheelie bin symbol on the product, packaging or in this manual means that electrical and electronic equipment must not be disposed of with household waste at the end of its life. Hand in old devices free of charge at a public collection point or return them to a distributor obliged to take them back. Remove batteries and lamps that can be removed without destroying the device before handing it in, and delete any personal data stored on the device. Details are regulated by national law. By returning old devices you help protect the environment.
Packaging
Dispose of packaging separately by material (paper/cardboard, plastics) via the local collection systems. Keep packaging material away from children – risk of suffocation. Packaging register LUCID: DE5958616449295.
