C64 Reloaded – IEC not working

The owner of this board tried to install an internal sd2iec adaptor on the internal IEC header.   IEC not working anymore.. Let have a closer look.. First I removed the solder and wires parts from CN4B, then I removed the silkscreen from the board to see the damage. Some vias are messed up, and […]

Read More

Atari 520 ST+ (C070243 rev.C) Memory upgrade

Today I upgraded an Atari 520 ST+ for a friend of mine with Exxos 4MB RAM. First had to remove all the old DRAM’s.   After that I placed the RAM upgrade. I didn’t make any pictures of the assembling of the riser board, see links below.. More information:        

Read More

E-Matrix 1230-50 / dead

Amiga 1200 – E-matrix 1230-50MHz Got an E-Matrix 1230-50MHz for repair. Owner tried to replace Oscillator, but that didn’t end up well.. ? Problems found 2 broken traces Dead Oscillator 50MHz Not working SIMM RAM module Fixes Fixed traces with jump wires Replaced Oscillator Used own 8MB SIMM to test card

Read More