C64 Repair No.3: Searching for $ - Error

I bought this C64c 250469 Rev.4 board two years ago and discovered that it did not load disks. Here are my attempts to correct this fault...


Helpful Link regarding C64 Repairs

https://www.c64-wiki.de/wiki/Hauptpla...


General Links regarding error-handling

http://www.c64page.de/html/K1.htm

http://retro64.altervista.org/blog/co...
http://personalpages.tds.net/~rcarlse...

http://www.geocities.ws/sieg.peter/re...

http://www.zimmers.net/anonftp/pub/cb...

https://derbian.webs.com/c64diag/faul...

https://www.nightfallcrew.com/13/02/2...
https://www.winz.run/c64/museum/repar...


This case-specific hints regarding error-handling

https://www.forum64.de/index.php?thre...
https://www.lemon64.com/forum/viewtop...

https://www.forum64.de/index.php?thre...
https://www.forum64.de/index.php?thre...
https://www.forum64.de/index.php?thre...
https://www.forum64.de/index.php?thre...
https://ist.uwaterloo.ca/~schepers/MJ...

https://www.c64-wiki.de/wiki/Hauptpla...

https://www.mikrocontroller.net/topic...

https://www.forum64.de/index.php?thre...

https://www.forum64.de/index.php?thre...
https://www.forum64.de/index.php?thre...

!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

https://www.forum64.de/index.php?thre...!



The described error might could be a 1541(II) problem as well! I excluded this option by checking the disc drive with another C64!


--==]]] TMK [[[==--


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