IBM PCjr Repair and Restoration
The 8-Bit Guy・16 minutes read
The 8-Bit Guy is restoring the IBM PC jr donated by Sean Hafeez, fixing issues in the monitor and keyboard with repairs, cleaning, and maintenance, resulting in a successful restoration project and an upcoming documentary on the PC Junior.
Insights
- The IBM PC jr restoration project undertaken by The 8-Bit Guy, donated by Sean Hafeez, faced challenges with a malfunctioning monitor and a yellowed, dirty keyboard missing a silver badge.
- Through meticulous cleaning, repair, and creative solutions like bridging a cracked board with soldered paperclip, the monitor and keyboard were successfully restored, showcasing the importance of attention to detail and problem-solving skills in retro tech restoration projects.
Get key ideas from YouTube videos. It’s free
Recent questions
How was the IBM PC jr restored?
Through cleaning, repair, and replacement of components.
Related videos
Summary
00:00
Restoring IBM PC jr: Monitor and Keyboard
- The IBM PC jr is being restored by The 8-Bit Guy, donated by Sean Hafeez, with issues in the monitor and keyboard.
- The keyboard is yellowed and dirty, with a missing silver badge, while the monitor doesn't work despite initial functionality.
- Attempting to fix the monitor, it was discovered that hitting it could briefly turn it on, but the picture was unstable.
- The keyboard was cleaned using baking soda and water paste, with keys removed for thorough cleaning.
- The keyboard's exterior was cleaned, and retrobrite treatment was considered for the yellowed keys.
- The keyboard's interior color matched the exterior, indicating original color, with keys cleaned and reassembled.
- The monitor's issue was diagnosed as a problem with the flyback transformer, leading to disassembly and repair.
- A crack in the monitor's board was identified and repaired by bridging with soldered paperclip.
- After reassembly, the monitor was successfully fixed, with high voltage restored and continuity confirmed.
- The keyboard, after cleaning and reassembly, showed no color difference, with a replacement badge created using a label maker.
12:17
Restoration of PC Junior with DIY upgrades
- Labels were created using a label maker and aluminum tape, with the final badge being thinner than the original but still presentable.
- Rubber feet were purchased from a hardware store, with the need to cut them down to size to fit the keyboard properly.
- Computer maintenance involved cleaning scuffs and dirt, disk drive maintenance with alcohol and lithium grease, resulting in a successful restoration project.
- A CRT display caused a high-pitched whine in the video, with efforts made to remove it during editing due to the creator's inability to hear it, leading to an upcoming documentary on the PC Junior.
