Jan Beta made a video about his C64 - ALDI. He has cleaned the case and the keyboard. He also replaced the electrolytic capacitors and the bridge rectifier.
This time Jan Beta improves the C64 he repaired previous. The modifications are: new electrolytic capacitors, voltage regulators, a bridge rectifier, heatsinks, bwack's kernal switcher and a new case.
Plan C has made a video about repairing a Commodore C64c power supply. He removed the inside and put a new transformer and electronic components inside the original case.
Jfieldcap wrote a blog about the restoration of an Commodore Minuteman 3 calculator. After cleaning and replacing the battery pack the calculator works perfectly again.
Jan Beta has made a video about the repair of a C2N Datasette. He has replaced the drive belt and lubricated the gears and adjusted the read/write head.
DiePixelspieler cleaned and restored a Commodore C64. In the video you can see how to clean the inside and outside of the C64 including a RetroBrite treatment.
Jan Beta made a video about improving the life span of the Commodore C64. This includes recapping, heatsinking and adding an overvoltage protection by using a suppressor diode.
Jan Beta made a video about repairing a Commodore 1541-II disk drive. He inspected, cleaned and lubricated the disk drive and replaced the electrolytic capacitors.
RetroGameModz has made a video about repairing a power supply for an Amiga 500/600. In the video he explains how to find the fault and how to correct it.
Iz8dwf made a video of the repair of a Commodore PET 3032 computer from the year 1979. The faults were: ROMs, PIA 6520, MC3446 (IEEE488) and two DRAM chips.
Victor Lancing made a video about repairing a Commodore C64. The fault was a bad RAM chip. You can watch how he finds the bad chip, removes it, and puts in a new chip.
On the Retrohax web page you can see how to refurbish your Commodore 1541 disk drive. Retrohax cleans the drive mechanism, he de-yellows the outside and repairs the diskette lever.
Iz8dwf made a video of the repair a C64 with a defective CIA chip. The CIA (Complex Interface Adapter) is used in the C64 for the keyboard and the joystick.
DiagROM is a diagnostic tool for the Amiga computers. When you power-on your Amiga the diagnostic software will star. The diagnose software will try to send information to the serial port and the screen.