Doc64 #16 | Commodore C64 | Garbage Scrambled Screen bad RAM REPAIR ASSY 250425

Today I want to show you ... Garbage Screen, Scrambled Screen on Commodore 64 ASSY PCB 250425 RAM Chips, DRAM 4264 / 4164 - 64 K x 1 (8 KByte) Micron Technology MT4264 ... often fails Piggybacking RAM Chips, Testing bad RAM Chips C64 DRAM Cross-Reference-Table How to rapair bad RAM, broken RAM chips https://www.c64-wiki.de/wiki/RAM#Allg... Easiest way to find "new" RAM chips is eBay, search for "RAM 4164" or "RAM 4264" Heute zeige ich euch ... C64 zeigt nur wirre Zeichen, komische Zeichen, wilder Bildschirm, wilde Zeichen RAM Chips, DRAM 4264 / 4164 - 64 K x 1 (8 KByte) Micron Technology MT4264 ... often fails RAM Chips mit der Huckepack-Methode testen, defekte RAM Chips, kaputte RAM Chips C64 DRAM Cross-Reference-Table, Alternative RAM Chips, DRAM Alternativen Reparatur defekte RAM Chips, kaputte RAM-Chips https://www.c64-wiki.de/wiki/RAM#Allg... "Neue" RAM chips findet ihr auf eBay, sucht nach "RAM 4164" or "RAM 4264" Helpfull links: https://archive.org/details/Commodore... https://archive.org/details/C64-C64C_... My Twitter Account:   / doktor643