USER MANUAL

DR HDMI 8K user manual

The complete user manual (Rev 1.2), split into 17 chapters you can read, search and link to directly. The original PDF is available as a download on every page.

Contents

17 chapters

Chapter 1Overview

What the DR HDMI 8K is, the HDMI 2.1 bandwidth it passes, and the three ways to control it: rotary switch, embedded web server and IP/Telnet.

Chapter 2Connecting cables

Power, HDMI input, HDMI output and Ethernet on the DR HDMI 8K, plus the cable requirement for a full 1500MHz / 48Gbps link.

Chapter 3OLED display & controls

What the DR HDMI 8K OLED shows at power-up, how to cycle the four info pages with the rotary switch, and what each page reports.

Chapter 4Accessing the web server

Three ways to reach the embedded DR HDMI 8K web server over Ethernet, what the top section reports, and how to recover from a wrong static IP.

Chapter 5Web server: MAIN

Every field on the DR HDMI 8K MAIN page: live signal and TMDS reporting, the TX and RX EDID readouts, the three EDID modes and all video and audio flags.

Chapter 6The 100 EDID tables

The complete list of the 100 EDID tables in the DR HDMI 8K, from 8K60 4:2:0 FRL-5 down to 480p60, with the ten custom-default display profiles.

Chapter 7Web server: DV section

How the DR HDMI 8K sniffs and stores the sink Dolby Vision data block, and every field for constructing a custom DV data block including primaries and luminance.

Chapter 8Web server: CONFIG

Every option on the DR HDMI 8K CONFIG page: HTPC mode, OLED behaviour, TX +5V force, DHCP and static IP, IP port, hot-plug, reboot and factory resets.

Chapter 9Firmware update

Step-by-step firmware update for the DR HDMI 8K through the embedded web server, what to expect during flashing, and what to do if the update will not start.

Chapter 10Config export

What the DR HDMI 8K EXPORT CONFIG option writes into its text file, including active EDID information, IP settings, OLED options and the raw RX and TX EDID blocks.

Chapter 11IP / Telnet control

The command syntax for controlling the DR HDMI 8K over IP, Telnet or HTTP: default port, line endings, and the get and set command forms.

Chapter 12FAQ: general

The general FAQ from the DR HDMI 8K manual: supported resolutions, HDMI versions, latency, long cable runs, lossless audio pass-through and USB power.

Chapter 13FAQ: Apple TV 4K

Apple TV 4K questions from the DR HDMI 8K manual: why it retests Dolby Vision after an EDID change, and how to get Atmos detected correctly.

Chapter 14FAQ: Dolby Vision

Dolby Vision and LLDV questions from the DR HDMI 8K manual: max luminance values, DCI-P3 versus BT2020 primaries, red tint, and player-led LLDV output.

Chapter 15FAQ: NVIDIA Shield

NVIDIA Shield questions from the DR HDMI 8K manual: getting Atmos out of streaming apps and what to change when one app lags behind the others.

Chapter 16Specifications

The DR HDMI 8K specifications from the manual: 1500MHz 48Gbps pass-through, supported video and audio formats, dimensions, power, input lag and certifications.

Chapter 17Pro tips

Short practical notes from the end of the DR HDMI 8K manual on control-system line endings, sources needing a power cycle, ARC cable requirements and 4:2:2 bit depth.

About this edition: these pages follow the official DR HDMI 8K user manual, Rev 1.2. Where an exact setting or value matters, check it against the complete PDF. Firmware updates can add options that a printed revision does not yet describe.

Not sure what a term means?

The glossary explains 110 terms from this manual in plain language — EDID, FRL, handshake, RX and TX, ALLM, VRR, HDR10, Dolby Vision, LLDV, Atmos, Telnet, DHCP, mDNS, firmware and much more. Every one of them is linked automatically wherever it appears on this site.

Open the glossary →

Need the hardware?

Open the DR HDMI 8K product page on HDfury.uk.

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United Kingdom

Buying and support in the UK.

This is the United Kingdom edition of the DR HDMI 8K reference site. The device is supplied to UK customers by HDfury UK, with UK stock, pricing in pounds sterling and UK order handling. Everything below is handled by the shop rather than by this site.

01 / STOCK

UK stock and pricing

Current availability and the price in GBP are shown on the product page at HDfury UK. Open the DR HDMI 8K product page →

02 / WARRANTY

Warranty

Warranty terms for units bought in the United Kingdom are published by HDfury UK. Read the warranty information →

03 / RETURNS

Orders and returns

Questions about an order, or a return, go through HDfury UK. Please do not send returns to the publisher’s postal address. Order and return →

04 / SUPPORT

Technical support

For setup help beyond the guides on this site, use the HDfury UK support and contact pages. Support → Contact →