2021 C64 Repair-a-thon #2: "Hmm, the mystery deepens!"

Welcome to my 2021 edition C64 repair-a-thon! In this video, I work on and fix machine #2 (of 5.)

At first I thought this would be a run-of-the-mill fix, but there turned out to be some tricky issues.
Also, I revisit machine #1 which had an additional fault that needed fixing.

Part 1 / Machine #1:    • 2021 C64 Repair-a-thon #1: "It stumpe...  
Part 2 / Machine #2: This video
Part 3 / Machine #3 and 4:    • 2021 C64 Repair-a-thon #3: "Would you...  
Part 4: Coming soon

0:00 Intro
0:46 Revisiting Machine #1 (And fixing it, again)
4:33 Machine #2 (all the way from West Germany)
36:02 Summary and outro

-- Video Links

Support the channel on Patreon:
  / adriansdigitalbasement  

My video on damage-free chip removal:
   • How to remove chips without damaging ...  

Jonard Tools EX-2 Chip Extractor:
https://amzn.to/2VazxDS
https://www.jonard.com/Products/EX-2-...

Wiha Chip Lifter:
https://amzn.to/3a9ftWw
https://www.wihatools.com/precision-c...
Link to desoldering video

Sven Petersen's Github (for the Diagnostic test harness files)
https://github.com/svenpetersen1965

C64 diagnostic ROMs (including Dead Test and regular diags)
http://blog.worldofjani.com/?p=164

8-bit Dancy Party:
https://csdb.dk/release/?id=200763

- Tools

Deoxit D5:
https://amzn.to/2VvOKy1
http://store.caig.com/s.nl/it.A/id.16...

O-Ring Pick Set: (I use these to lift chips off boards)
https://amzn.to/3a9x54J

Elenco Electronics LP-560 Logic Probe:
https://amzn.to/2VrT5lW

Hakko FR301 Desoldering Iron:
https://amzn.to/2ye6xC0

Rigol DS1054Z Four Channel Oscilloscope:
https://www.rigolna.com/products/digi...

Head Worn Magnifying Goggles / Dual Lens Flip-In Head Magnifier:
https://amzn.to/3adRbuy

TL866II Plus Chip Tester and EPROM programmer: (The MiniPro)
https://amzn.to/2wG4tlP
https://www.aliexpress.com/item/33000...

TS100 Soldering Iron:
https://amzn.to/2K36dJ5
https://www.ebay.com/itm/TS100-65W-MI...

EEVBlog 121GW Multimeter:
https://www.eevblog.com/product/121gw/

DSLogic Basic Logic Analyzer:
https://amzn.to/2RDSDQw
https://www.ebay.com/itm/USB-Logic-DS...

Magnetic Screw Holder:
https://amzn.to/3b8LOhG
https://www.harborfreight.com/4-inch-...

Universal ZIP sockets: (clones, used on my ZIF-64 test machine)
https://www.ebay.com/itm/14-16-18-20-...

RetroTink 2X Upconverter: (to hook up something like a C64 to HDMI)
http://www.retrotink.com/

Plato (Clone) Side Cutters: (order five)
https://www.ebay.com/itm/1-2-5-10PCS-...

Heat Sinks:
https://www.aliexpress.com/item/32537...

Little squeezy bottles: (available elsewhere too)
https://amzn.to/3b8LOOI

--- Links

My GitHub repository:
https://github.com/misterblack1?tab=r...

Commodore Computer Club / Vancouver, WA – Portland, OR – PDX Commodore Users Group
https://www.commodorecomputerclub.com/

--- Instructional videos

My video on damage-free chip removal:
   • How to remove chips without damaging ...  

--- Music

Intro music and other tracks by:
Nathan Divino
@itsnathandivino