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ZX Spectrum 48K it only shows colored barsHello, I'm new to the forum and I need help with a ZX Spectrum 48K which I bought recently unfortunately defective. I want to mention that before t…
... buy the [url="http://blog.retroleum.co.uk/smart-card-for ... shop is [url="https://www.retroleum.co.uk/spectrum-peripherals"]here ... -
How can I fix a problematic Retroleum Smart Card. I did not do anything "WRONG " with it but I did but it on a flexible cable and this seems to have "upset" it .Since then It does not perform the …
Which bit gets hot?
The screen display you get rather indicates that the logic and/or ROM are kaput.
You best bet is to contact Phil @ [url="http://www.retroleum.co.uk"]www.retroleum.co.uk[/url]
[b][i]Mark[/i][/b] -
Troubleshooting RAM IC's on Spectrum +2 Grey?Got myself a grey +2 but at startup it shows something very similar to this: [img]https://preview.ibb.co/mmai5F/2_Ram_Fault.png[/img] I also su…
The SMARTcard from Retroleum has a built in test ... .
[url="http://blog.retroleum.co.uk/smart-card-for ... -zx-spectrum/"]blog.retroleum.co.uk/smart-card-for ... -
Troubleshooting RAM IC's on Spectrum +2 Grey?Got myself a grey +2 but at startup it shows something very similar to this: [img]https://preview.ibb.co/mmai5F/2_Ram_Fault.png[/img] I also su…
... have only tried the Retroleum version on the Retroleum SMART card interface ... /Interface2_RC_New_3rdParty_ZXSpectrumDiagnostics.htm
[b]Retroleum - A Diagnostic ROM Image For ... Spectrum[/b]
http://blog.retroleum.co.uk/electronics-articles/a ... -
Not bored with the Boards.Going through some old tapes stored rather badly I came across an unlikely item that that I must have stored away quickly with other low grade items …
This links realtes to a ROM failure (so they do happen):-
[url="http://blog.retroleum.co.uk/electronics-articles/repairing-a-zx-spectrum/"]blog.retroleum.co.uk/electronics-articles/repairing-a-zx-spectrum/[/url] -
ZX Spectrum 48k ULAlooking for a ZX Spectrum 48k ULA Thanks Phil
If a modern replacement will do, go to [url="https://www.retroleum.co.uk/zx-spectrum-chips"]https://retroleum.co.uk/zx-spectrum-chips[/url] and quickly bag a Nebula - A Spectrum 16/48 ULA Replacement Module.
[b][i]Mark[/i][/b] -
Lower & upper ram IC's for an issue 3 please.Would any of you great folks have 1 spare lower ram, and 1 spare upper ram IC's you would be willing to sell. I'm fixing up a poorly Spectrum that is…
... IC from Mutant Caterpillar, and Retroleum had stock of Samsung 4164 ... -
Replacing lower RAM 4116 ZX Spectrum 48k - desoldering advice please?A long post, but interesting pictures perhaps. :) I'd like some advice: (also apologies I think I picked the wrong 'Hardware' category for this, plea…
... :-
[url="https://www.retroleum.co.uk/zx-spectrum-chips ... "]https://retroleum.co.uk/zx-spectrum-chips ... :-
[url="https://www.retroleum.co.uk/results.php?q ... =smart+card"]https://retroleum.co.uk/results.php?q ... -
Introduction.Hi guys I'm new on here as non lurker in an another persona. It would be great to have some feedback on www.zxrenew.co.uk either positive or…
... great spares sellers like RWAP, Retroleum, Mutant Caterpillar, Sintech, etc. Thanks ... -
48k packed up after cap changeHi all, I'm relatively new to the Sinclair world, my 8-bit repairs in past was lurking in the dark sides of Acorn, Amstrad and Commodore! I've got…
... have a replacement ROM from Retroleum, which is a custom unit ... -
Redesigning the ZX Spectrum 128k - A lifelong dreamHello, I am myPinballs (Jim) and i run a small business here in the uk making replacement 8-bit hardware pcbs for arcade pinball games as well as…
... other roms, such as the retroleum diagnostic tester and or the ... -
help with issue 3 48k speccy after recap and new tr4 and tr5I have a 48K speccy that was not working. After recapping and replacing TR4 and TR5 it came back to life However after a short while running weird …
SMART Card interface from Retroleum has a built in diagnostic ... .
[url="https://www.retroleum.co.uk/spectrum-peripherals"]https ... -
where can i get ula's from?i want a nebula ula from retroleum but they have sold out. i also googled it and had a look on ebay and i cant even find any normal ula's either.
I think Phil at Retroleum makes the Nebula's himself. ... -
Spectrum 48K / composite mod / LCD TV: voltages out of the ULAHello Spectrum World I have juste bought again my first computer on ebay... a Speccy 48k issue 2 with a 5C112E-2 ULA. Just had to replace TR4 and …
... ULA that I got from Retroleum, just for comparison with original ... -
My 128k +2 Clean upI decided to pull my old 128k +2 and 48k rubber key out of the attic this weekend. Not been switched on in 30 years or so. The rubber key is dead …
... eBay, [url="https://www.retroleum.co.uk"]Retroleum[/url], [url="http://www ... -
+3 - beeper sounds but no AY musicHi guys I am repairing a plus 3 revision 2 board that had no sound at all. Using schematics from https://zxnet.co.uk/spectrum/schematics/ I manage…
... own memory tests and the retroleum diag ROM memory tests pass ... -
+3 - beeper sounds but no AY musicHi guys I am repairing a plus 3 revision 2 board that had no sound at all. Using schematics from https://zxnet.co.uk/spectrum/schematics/ I manage…
... own memory tests and the retroleum diag ROM memory tests pass ... -
+3 - beeper sounds but no AY musicHi guys I am repairing a plus 3 revision 2 board that had no sound at all. Using schematics from https://zxnet.co.uk/spectrum/schematics/ I manage…
... it work off of the retroleum SmartCard? My DivMMC future has ... -
+3 - beeper sounds but no AY musicHi guys I am repairing a plus 3 revision 2 board that had no sound at all. Using schematics from https://zxnet.co.uk/spectrum/schematics/ I manage…
... the ROM checksum using the retroleum SmartCard (DivMMC has b0rked presently ... -
+3 - beeper sounds but no AY musicHi guys I am repairing a plus 3 revision 2 board that had no sound at all. Using schematics from https://zxnet.co.uk/spectrum/schematics/ I manage…
... /> The machine starts with the retroleum SmartCard in it, but the ... -
How can I fix a problematic Retroleum Smart Card. I did not do anything "WRONG " with it but I did but it on a flexible cable and this seems to have "upset" it .Since then It does not perform the …
Getting Going Again With a Retroleum Smart Card.
In ... -
SD Card Interfaces for the ZX Spectrum : the complete list OK I admit it : this thread will start life as the incomplete list of SD card interfaces but the aim is to list the lot
One not listed so far is the Retroleum SMART CARD version 2 -
+3 - beeper sounds but no AY musicHi guys I am repairing a plus 3 revision 2 board that had no sound at all. Using schematics from https://zxnet.co.uk/spectrum/schematics/ I manage…
... I have now replaced. The Retroleum SmartCard now reports the memory ... -
Another Spectrum is brought back to life.Hi Spec-chums. I have been having bit of busy afternoon with repairs today. I've brought back to life a Panasonic Super-VHS recorder, and more intere…
... -solder pump, multi-meter, and Retroleum Smartcard interface will help you ... -
Another Spectrum is brought back to life.Hi Spec-chums. I have been having bit of busy afternoon with repairs today. I've brought back to life a Panasonic Super-VHS recorder, and more intere…
... -solder pump, multi-meter, and Retroleum Smartcard interface will help you ... for the suggestions about the Retroleum Smartcard, I don't know ... -
Another Spectrum is brought back to life.Hi Spec-chums. I have been having bit of busy afternoon with repairs today. I've brought back to life a Panasonic Super-VHS recorder, and more intere…
... -solder pump, multi-meter, and Retroleum Smartcard interface will help you ... for the suggestions about the Retroleum Smartcard, I don't know ... /> [url="http://blog.retroleum.co.uk/"]blog.retroleum.co.uk/[/url]
What % of WOSSERS use "old school" tape loading when playing their Speccy games.My guess is .000000001% ( but I might be slightly out on this! ) Do people still enjoy doing it "the old way"?
... as well. [url=https://www.retroleum.co.uk/results.php?q ... =MuRata]Retroleum sells them[/url].
Dk'tronics and other similar "add on" Speccy keyboards . What can be done with them and when?. The underlying assumption I am making here is that people who have them will want to "hang on" to them and may also want to get them working . But …
... the back . So can a Retroleum Smart Card be tried out ...How can I fix a problematic Retroleum Smart Card. I did not do anything "WRONG " with it but I did but it on a flexible cable and this seems to have "upset" it .Since then It does not perform the …
... you can use a V2 Retroleum Smart Card to test a ... on the back so a Retroleum Smart card could be fitted ...
