What are R20 and D4 Files? – Full Details
R20 and D4 files are lighting fixture profile files used in DMX lighting control software. These files are essential for controlling stage lights correctly through software like Sunlite Suite and Daslight.
✅ R20 File:
Format:
.r20Used by: Sunlite Suite 1 and other older DMX software
Purpose: Contains fixture information like DMX channels, modes, functions
Example: You load a PAR light’s R20 file into Sunlite, and it understands how to dim, strobe, or change colors
✅ D4 File:
Format:
.d4Used by: Daslight 4, Sunlite Suite 2/3
Purpose: Advanced fixture profiles with better compatibility for modern lights (e.g., RGBW, moving heads, lasers)
Supports: Custom macros, 16-bit channels, extended modes
🔧 Why Are These Files Important?
Without an R20 or D4 file, DMX software can’t communicate properly with your light.
These files tell the software what each DMX channel does (e.g., pan, tilt, color, gobo).
It ensures smooth programming and reliable light control.
📁 Where Are These Files Used?
| Software | File Type |
|---|---|
| Sunlite Suite 1 | .r20 |
| Sunlite Suite 2/3 | .d4 |
| Daslight 4 | .d4 |
| Some other DMX tools | .r20, .ssl |
🆓 Where to Download for Free?
You can download thousands of fixture profiles (R20 and D4) from:
djsetup.in – Free and growing library of lighting files and manuals
✍️ Blog for djsetup.in:
Title: How to Download R20 and D4 Files for Free – djsetup.in Guide
🟡 Introduction:
If you are working with stage lighting and DMX software like Sunlite or Daslight, you’ve probably come across terms like R20 files or D4 files. But what are these files, and why are they important? In this blog, we’ll explain everything you need to know and show you how to download them 100% free from djsetup.in.
🔵 What Are R20 and D4 Files?
R20 files are used in older DMX software like Sunlite Suite 1.
D4 files are used in modern DMX software like Daslight 4 or Sunlite Suite 2/3.
These files are fixture profiles — they help the software understand your light’s DMX layout, like:
Channel 1 = Pan
Channel 2 = Tilt
Channel 3 = Color
and so on…
Without these files, your lighting software won’t know how to control your lights properly.
🟢 Why You Need These Files
Automatically patch fixtures in your software
Save time in programming DMX channels
Avoid manual errors
Get full control of your lights (moving heads, PAR lights, lasers, etc.)
🔻 Where to Get R20 and D4 Files?
You can download them free of cost from djsetup.in, a website dedicated to helping stage lighting users in India and around the world.
djsetup.in provides:
R20 files
D4 files
User guides
Setup tutorials
📥 How to Use These Files?
Download the correct file (R20 or D4) from djsetup.in
Open your DMX software (Sunlite or Daslight)
Copy the file into the ScanLibrary or Fixture folder
Patch your light and start programming!
⚡ Final Words
Having the right R20 or D4 file can save you hours of frustration and make your stage lighting work smoothly. Visit djsetup.in today and explore the free collection of lighting files.
🎧 Whether you’re a DJ, lighting engineer, or event planner — this site is a must-have in your toolkit.
