The Atari Jaguar is already region free, however if you require a new BIOS as yours is dead, use the 

 to program a blank BIOS chip if you have one, or just buy a 

To install the BIOS it is as simple as desoldering the old chip, and soldering in the new one.

If you are going to replace the BIOS we recommend socketing it so it can be easily swapped or replaced.

UART JagLink (Atari Jaguar)

Region Free BIOS (Jaguar)

Schematics (Atari Lynx)

RetroSix Wiki

Digital Logic Levels

Learn Electronics

Power Supply Details

Composite Video Signal

Schematics (Atari 2600)

Hardware Overview (Atari 2600)

Joysticks (Atari 2600)

TIA Chip (Atari 2600)

Video / Button Hex Buffer (Atari 2600)

Extracting Composite Video (Atari 2600)

TIA Video Faults (Atari 2600)

Atari 2600

Schematics (Atari 7800)

Hardare Overview (Atari 7800)

Video Output (Atari 7800)

Atari 7800

Schematics (Atari Jaguar)

Power Circuit (Atari Jaguar)

BIOS Boot (Atari Jaguar)

Video Output (Atari Jaguar)

Tom IC (Atari Jaguar)

Atari Jaguar

Safe Boot (Atari Lynx)

Power Circuit (Atari Lynx)

Atari Lynx

Schematics (Atari Lynx II)

Board Scans (Atari Lynx II)

Safe Boot (Atari Lynx II)

Power Circuit (Atari Lynx II)

The Suzy ASIC (Atari Lynx II)

The Hayato ASIC (Atari Lynx II)

LCD Circuit (Atari Lynx II)

LCD Interface (Atari Lynx II)

LCD Enable Pin (Atari Lynx II)

Reading Game Cartridge (Atari Lynx II)

Hayato / Mickey / Suzy Variations (Atari Lynx II)

Atari Lynx II

Schematics (Commodore 64)

Commodore 64

Schematics (Dreamcast)

Region Free BIOS (Dreamcast)

Region Change (Dreamcast)

Minimum Boot (Dreamcast)

Dreamcast

GB CleanAmp Install Guide

GB CleanPower Install Guide

Game Boy

GBP IPS Screen Install

GBP CleanAmp Install Guide

Game Boy Pocket

GBC IPS Screen Install

GBC Board Scans

GBC CleanAmp Install Guide

Schematics (Game Boy Advance)

Board Scans (Game Boy Advance)

Dehum Dehiss: Removing noise from GBA audio

Power Regulator Circuit (Game Boy Advance)

Power Switch Circuit (Game Boy Advance)

Wire Free Dehum Kit (Game Boy Advance)

CleanAmp Install Guide (Game Boy Advance)

LED Triggers (Game Boy Advance)

GBA-SP Board Scans

Dehum Dehiss: Removing audio noise from GBA SP

Battery Charge Circuit (GBA SP)

USB-C Charging (GBA SP)

GBA-SP CleanAmp Install Guide

Game Boy Advance SP

Schematics (Game Gear)

 Board Scans (Game Gear)

Hardware Overview (Game Gear)

Model Versions (Game Gear)

Power Circuit (Intellivision)

RF Module (Intellivision)

Mattel Intellivision

Diagnostic BIOS (Neo Geo AES)

Schematics (Neo Geo AES)

Neo Geo AES

Expected Power Draws (PC Engine GT)

Front Button Board (PC Engine GT)

5V Circuit (PC Engine GT)

Backlight Driver (PC Engine GT)

LCD Circuit (PC Engine GT)

Audio Circuit (PC Engine GT)

PC Engine GT

Laser Tuning (PS2)

PlayStation 2

SNES Controller Board Scans

PPU Chips (SNES)

Laser Tuning (Multi Mega)

Region Free BIOS (Sega Saturn)

Sega Saturn Minimum Boot

Laser Tuning (Sega Saturn)

Sega Saturn

Board Scans (Nintendo Switch)

First Stage Boot Short Checks

3.3V Regulator Checks

Full Boot from Bench Power

BQ24193 Battery Charger

Diagnostics Power Draws

MAX77620 CPU Regulator

eMMC Booting

Joy Cons (Nintendo Switch)

Nintendo Switch

Power Up Basics (Xbox Original)

System Management Controller (Xbox Original)

Power Supply Pinout (Xbox Original)

AV Cable (Xbox Original)

Flashing Orange LED (Xbox Original)

DVD Drive (Xbox Original)

Xbox Original

White Light Diagnosis (Xbox One S)

Hard Drive Offline System Setup (Xbox One S)

Xbox Series S Initial Power Up

Xbox Series S Getting to Idle Boot

Xbox Series X Daughterboard

Xbox Series X 1S White Light Boot

Xbox Series X Motherboard

PS5 HDMI Port

Playstation 5

Repair & Schematics

Game Development

CleanJuice Air USB-C Install (Game Boy Color)

LED Mods

Send In Repair Service

Will the Prestige shells fit AGS/Original screens?

What finish are the Pearl series shells?

What materials are finish are the Prestige shells made from?

Prestige Shells & Consoles

What do the LEDs mean on the CleanJuice?

How will I know when the battery is low?

Do I need to solder or cut the CleanJuice?

How long will the CleanJuice last?

CleanJuice Battery Upgrade

CleanAmp, PureSilence and Dehum. What's the difference?

I can hear noise after adding CleanAmp?

CleanAmp Audio Amplifier

Can I have my own design on glass?

How is your glass different that others?

Glass Lenses

Can I become a distributor?

Can I buy your products locally in my own country?

Do you ship to my country?

Can I track my order?

How long will the delivery take?

When will my order be dispatched?

Where is your stock located?

Ordering & Shipping

RetroSix Products

Serial Number Sticker (Game Gear)

Printed Shell Design (Game Gear)

Game Cartridge Label (Game Gear)

Floppy Disk (Sticker Template)

Atari Jaguar Cartridge (Sticker Template)

Atari 2600 Cartridge (Sticker Template)

GB Cartridge Label (Sticker Template)

GBC Back Shell (Sticker Template)

GBA Cartridge (Sticker Template)

GBA Back Shell (Sticker Template)

GBA SP Console Decal (Sticker Template)

GBA SP Back Shell (Sticker Template)

N64 Cartridge (Sticker Template)

Stickers & Decals

GB Shell (Print Template)

GBP Shell (Print Template)

GBC Shell (Print Design)

GBA Shell (Print Template)

GBA SP Shell (Print Template)

Game Cube Jewel Top (Print Template)

Printed Shells

Clothing Hoodie & T-Shirt (Print Template)

Mouse Mat (Print Template)

Mug (Print Template)

Circle Coaster (Print Template)

Square Coaster (Print Template)

Photo Slate (Print Template)

Homeware

Design Your Own Templates