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Repairing a faulty 48K issue 2.I am investigating one of a pair of non-working issue 2 48K Spectrums that have been sitting in a cupboard untouched for quite a few years. I haven…
... lot I had in the Issue 2 Spectrum with the problem over ... -
Repairing a faulty 48K issue 2.I am investigating one of a pair of non-working issue 2 48K Spectrums that have been sitting in a cupboard untouched for quite a few years. I haven…
... on a problem free Issue 2 that has NEC 4116s ... the Spectrum+ nor the good Issue 2.
I note ... that the good Issue 2 has had the resistor value ... the ULA from the good Issue 2 in the bad one ... just noticed that the good Issue 2 lacks R57, but the ... -
Repairing a faulty 48K issue 2.I am investigating one of a pair of non-working issue 2 48K Spectrums that have been sitting in a cupboard untouched for quite a few years. I haven…
... missing from Spectrums after Issue 2 and in another Issue 2 I've been ... it works perfectly in an Issue 4, but not this Issue 2... -
Repairing a faulty 48K issue 2.I am investigating one of a pair of non-working issue 2 48K Spectrums that have been sitting in a cupboard untouched for quite a few years. I haven…
... perfectly in an Issue 4, but not this Issue 2...[/QUOTE]
Is ... -
Repairing a faulty 48K issue 2.I am investigating one of a pair of non-working issue 2 48K Spectrums that have been sitting in a cupboard untouched for quite a few years. I haven…
... it was missing on another Issue 2. I had, probably naively, assumed ... -
Repairing a faulty 48K issue 2.I am investigating one of a pair of non-working issue 2 48K Spectrums that have been sitting in a cupboard untouched for quite a few years. I haven…
... /> I notice that in the Issue 4 Spectrum my transistor inverter ... SRAM board connected to the Issue 2, the display changes dramatically and ... 'd expect them to. The Issue 4 Spectrum just carries on ... -
Repairing a faulty 48K issue 2.I am investigating one of a pair of non-working issue 2 48K Spectrums that have been sitting in a cupboard untouched for quite a few years. I haven…
... />
No, on an Issue 2 at least, C54, if present ...
It does appear the Issue 2 Spectrum went through a number ... was done away with after Issue 1, but it clearly ... and it is on the Issue 2 circuit diagram. As I ... the ULA on the Issue 2 Spectrum I have been ... -
Repairing a faulty 48K issue 2.I am investigating one of a pair of non-working issue 2 48K Spectrums that have been sitting in a cupboard untouched for quite a few years. I haven…
... =Zorn;586856]No, on an Issue 2 at least, C54, if present ... -
Spectrum +3, Issue 2...I have just had plonked on my desk a nice issue 2 Spectrum +3. I'm not sure if its 100% working yet, as I have not plumbed it into a telly. So, assu…
... on my desk a nice issue 2 Spectrum +3. I'm not ... board says it's an issue 2. Does this need the AY ... this the issue 2 +3?[/QUOTE]
Both Issue 1 an Issue 2 motherboards have ... -
Spectrum +3, Issue 2...I have just had plonked on my desk a nice issue 2 Spectrum +3. I'm not sure if its 100% working yet, as I have not plumbed it into a telly. So, assu…
[QUOTE=guesser;587335]Both Issue 1 an Issue 2 motherboards have the design flaw ... that a 'horribly distorted sound' issue, or just 'mono instead of ... stereo' issue?
I never noticed problem ... -
faultyi have a zx48 that will not tune in it allways seems to be just out of tune what could cause this fault also half of the keyboard doesnot work there …
... (see the thread about the Issue 2 Spectrum I've been working ... -
Repairing a faulty 48K issue 2.I am investigating one of a pair of non-working issue 2 48K Spectrums that have been sitting in a cupboard untouched for quite a few years. I haven…
... /> I see that in the Issue 4 and up, /RAS is ... a CPU access. In an Issue 2 Spectrum, it looks to be ... in the Issue 6A, but not the Issue 2. In the Issue 2 the display ... -
Ultimate Adventure Magazine - by old Speccy Games WriterHello!! Yes, a little off-Spectrum topic but bear with me..... Below is the blurb for my new adventure magazine, which is a FREE download at [url]www…
Yeah that's a link to my book website :-)
Just got permission to run a short story in Issue 2 written by Joffa. So chuffed about that!! :-) !!! -
Ultimate Adventure Magazine - by old Speccy Games WriterHello!! Yes, a little off-Spectrum topic but bear with me..... Below is the blurb for my new adventure magazine, which is a FREE download at [url]www…
... run a short story in Issue 2 written by Joffa. So chuffed ... -
Power Brick ProblemDear all, i was just Powering up a 48K Rubber Key Speccy using two differnt power bricks. First one from my issue 2 Speccy, second one from an issue…
... bricks. First one from my issue 2 Speccy, second one from an ... issue 3 Speccy. Both have not ... -
BeginnerIm having a go at fixing a spectrum which has been in the loft for 20 years and would like some advice please.... I have downloaded the 'spectrum se…
... 4116 might work in an Issue 4 or later Spectrum, but ... earlier one. Spectrums prior to Issue 4 barely allow enough time ... removing the capacitors. On the Issue 2 boards I've got (probably ... corrected on the Issue 3, but I haven't ... -
BeginnerIm having a go at fixing a spectrum which has been in the loft for 20 years and would like some advice please.... I have downloaded the 'spectrum se…
... 4116 might work in an Issue 4 or later Spectrum, ... one. Spectrums prior to Issue 4 barely allow enough time ... removing the capacitors. On the Issue 2 boards I've got ( ... probably corrected on the Issue 3, but I haven' ... />
Mine is an issue 3 board so it looks ... -
Repairing another Issue 2 48K Spectrum.I said at the start of the other thread that I've got another one of these and I've started investigating it. The board is more-or-less exactly the …
... work properly in the other Issue 2 Spectrum I've tested it ... -
Retro Gamer issue 99Should be available any day now. It has a fantastic retro cover with the T-Rex from 3D Monster Maze for the ZX81. I'm looking forward to the article,…
... ] There's an article in issue 100 that Wossers should like ... timing? The differences between issue 1 and issue 2 keyboards? Speedlock decryptors? What ... -
Colour blocks on displayHi all, I have just acquired another Sinclair product, my first one being a C5, it's a 48K ZX Spectrum. It shows colour blocks on the display when p…
... added as per the recommended Issue 2 modification, but R60 is still ... a common cause of the Issue 2 voltage converter circuit failing. If ... the wrong side on all Issue 2 boards I've seen. -
Colour blocks on displayHi all, I have just acquired another Sinclair product, my first one being a C5, it's a 48K ZX Spectrum. It shows colour blocks on the display when p…
... get quite hot on an Issue 2 Spectrum, sometimes to the point ... -
Spectrum 48K - upper memory MIAI have recently acquired a ZX Spectrum which, according to the sticker on the bottom, should be a 48K model. It's an Issue 3 board, with upper memory…
... of mine about repairing an Issue 2 Spectrum and perhaps the ROM ... identifiers here come from the Issue 2 circuit diagram. Some of the ... -
Colour blocks on displayHi all, I have just acquired another Sinclair product, my first one being a C5, it's a 48K ZX Spectrum. It shows colour blocks on the display when p…
... go bad, especially in an Issue 2 where the temperature inside is ... -
How faithful are you to Sinclair computers?Are you 100% faithful to Sinclair computers or do you divide your attention across multiple retro computers and consoles? I never had anything besid…
ZX Spectrum 48k Issue 2 was my first computer beginning ... and sold it back in 2 years. In '97 my dad ... -
How faithful are you to Sinclair computers?Are you 100% faithful to Sinclair computers or do you divide your attention across multiple retro computers and consoles? I never had anything besid…
... =maiki;602860]ZX Spectrum 48k Issue 2 was my first computer beginning ... and sold it back in 2 years. In '97 my dad ... -
Cleaning up an old recording?Hi folks! :smile: I recently found a bunch of old Boots C15 tapes in the loft the other day. I know what's on most of them, but there are a couple o…
Or you could try sending the sound to an emulator. From my experience my real Issue 2 Spectrum is far more picky than Spectaculator in XP... -
Colour blocks on displayHi all, I have just acquired another Sinclair product, my first one being a C5, it's a 48K ZX Spectrum. It shows colour blocks on the display when p…
... .m1423.l2648]replacement[/url] working Issue 2 motherboard off eBay and will ... -
Colour blocks on displayHi all, I have just acquired another Sinclair product, my first one being a C5, it's a 48K ZX Spectrum. It shows colour blocks on the display when p…
... .m1423.l2648]replacement[/url] working Issue 2 motherboard off eBay and will ... -
Strange edition of ZX Spectrum 48K?Hi Everyone! A couple of years ago I bought a ZX Spectrum 48K and there is one very particular thing about it: The lettering "ZX Spectrum" that is s…
My Issue 2 48K had slightly damaged white painted lettering when I bought it two weeks ago but as soon as I gave it a quick clean the paint came off with no sign of it ever being there. -
Colour blocks on displayHi all, I have just acquired another Sinclair product, my first one being a C5, it's a 48K ZX Spectrum. It shows colour blocks on the display when p…
You may want to keep ULA chip. Most valuable part of ZX.
It seems your faulty board does not have z80 fix ??? Issue 2 is a bit mystery to me, however.
