Fixing a Sinclair ZX Spectrum +2 (Grey) Part 1. This is going to be a journey and a half of getting this going.
I'd like to thank Jan Beta, and especially Retro Tech Ralph for their help in getting this Spectrum back up and running.
Their Channels are:-
/ janbeta
/ retrotechralph
I first got the idea it was a memory error because of this site (Ralph backed up the idea) - hardware.speccy...
The diagnostic rom can be download from here:-
github.com/bre...
Click the link "release package" under "How to Use".
Parts:
RGB SCART Cable: www.ebay.co.uk...
Memory - KM4164B-15 150ns
CPU - Z80A
470 ohms resistor
Cassette belts - www.ebay.co.uk...
Eprom - 27C512 but 27C128 or 27C256 can be used
Cap kit and Thermal Glue - www.retroleum.... (Look under 128)
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Patreon
/ retroboxroom
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Discord Channel
discord.me/ret...
You could of course do with having the app - discordapp.com/ Discord is a place to chat with like minded people! After the app is install on your PC/Phone/Tablet, you can just use a webpage if you're away from your own devices.
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All company names mentioned, are theirs, I'm just mentioning them in passing!
29 сен 2024