# Atari 2600 Jr

The Atari 2600 Jr., released in 1986, is a cost-reduced, compact redesign of the original 2600 with the same core architecture based on the MOS 6507 and TIA chips. It features updated aesthetics and improved manufacturing efficiency while maintaining full compatibility with the original game library. This section covers internal revisions, common points of failure, and repair tips specific to the Jr. model.

# Product Sheets

Digital instruction sheets for repair kits and component bundles. Each product sheet includes detailed installation steps, diagrams, part lists, and safety notes to guide you through successful repairs. Designed as a convenient electronic reference for customers who have purchased a kit, these documents ensure accuracy and ease during the repair process.

# Mainboard Refresh Kit (NTSC)

### **Component Guide**

#### **Capacitors**

Total of 5 radial capacitors.

<table border="1" id="bkmrk-voltage-farad-temp.-" style="border-collapse: collapse; width: 100%;"><colgroup><col style="width: 25.0298%;"></col><col style="width: 25.0298%;"></col><col style="width: 25.0298%;"></col><col style="width: 25.0298%;"></col></colgroup><tbody><tr><td class="td1" valign="top">**Voltage**

</td><td class="td1" valign="top">**Farad**

</td><td class="td1" valign="top">**Temp.**

</td><td class="td1" valign="top">**Quantity**

</td></tr><tr><td class="td1" valign="top">35v

</td><td class="td1" valign="top">4.7uF

</td><td class="td1" valign="top">85

</td><td class="td1" valign="top">4

</td></tr><tr><td class="td1" valign="top">16v

</td><td class="td1" valign="top">2200uF

</td><td class="td1" valign="top"></td><td class="td1" valign="top">1

</td></tr></tbody></table>

#### **Styrene Capacitors**

Total of 2 axial styrene capacitors for audio.

<table border="1" id="bkmrk-voltage-farad-quanti" style="border-collapse: collapse; width: 100%; height: 89.4px;"><colgroup><col style="width: 33.3731%;"></col><col style="width: 33.3731%;"></col><col style="width: 33.3731%;"></col></colgroup><tbody><tr style="height: 29.8px;"><td class="td1" style="height: 29.8px;" valign="top">**Voltage**

</td><td class="td1" style="height: 29.8px;" valign="top">**Farad**

</td><td class="td1" style="height: 29.8px;" valign="top">**Quantity**

</td></tr><tr style="height: 29.8px;"><td class="td1" style="height: 29.8px;" valign="top">50v

</td><td class="td1" style="height: 29.8px;" valign="top">820pf

</td><td class="td1" style="height: 29.8px;" valign="top">2

</td></tr></tbody></table>

#### **Other Components**

<table border="1" id="bkmrk-part%C2%A0-quantity-notes" style="border-collapse: collapse; width: 100%; height: 89.4px;"><colgroup><col style="width: 33.3731%;"></col><col style="width: 33.3731%;"></col><col style="width: 33.3731%;"></col></colgroup><tbody><tr style="height: 29.8px;"><td class="td1" valign="top">**Part**

</td><td class="td1" valign="top">**Quantity**

</td><td class="td1" valign="top">**Notes**

</td></tr><tr style="height: 29.8px;"><td class="td1" valign="top">DC Mono Power Jack

</td><td class="td1" valign="top">1

</td><td class="td1" valign="top"></td></tr><tr><td class="td1" valign="top">7805 Voltage Regulator

</td><td class="td1" valign="top">1

</td><td class="td1" valign="top">With screw and heat sink compound

</td></tr><tr><td class="td1" valign="top">Red LED

</td><td class="td1" valign="top">1

</td><td class="td1" valign="top"></td></tr></tbody></table>

### **Board Layout**

[![A-2600JR.png](https://wiki.arcadesupply.co/uploads/images/gallery/2025-05/scaled-1680-/CnCSAHVKHnVsItWv-a-2600jr.png)](https://wiki.arcadesupply.co/uploads/images/gallery/2025-05/CnCSAHVKHnVsItWv-a-2600jr.png)