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Getting a +3 working again (keyboard & tape socket issues)So, as part of my Spectrum restoration project I will also try to tackle the problem child among my fleet, the +3. PROBLEM ONE: Ever since I firs…
... a little deeper into the innards of the +3. The first place I ... The tails on the +2A's keyboard are in considerably worse condition than the +3 ... 's - there's black muck on the Keyboard X ... over at a worrying angle on the +3, I can now see it ... -
Scart Leads for spectrumHi, I was going through my stuff the other day and found I have all the bits for making spectrum scart leads. I was going to ebay them but thought …
... the RF signal on the +3 is quite bad - but -
The sound itself on the +3 is ... notoriously bad, even directly through the headphone ... a known fault / problem with the +3. It sounds massively overdriven / distorted ... -
Scart Leads for spectrumHi, I was going through my stuff the other day and found I have all the bits for making spectrum scart leads. I was going to ebay them but thought …
... p13z;897298"]
The sound itself on the +3 is notoriously bad, ... even directly through the headphone ... known fault / problem with the +3. It sounds massively overdriven ... documented 'fixes' for the +3 sound circuit.[/quote]
Scart Leads for spectrumHi, I was going through my stuff the other day and found I have all the bits for making spectrum scart leads. I was going to ebay them but thought …
... "]Yes the RF signal on the +3 is quite bad - but -
The sound itself on the +3 ... is notoriously bad, even directly through the headphone ... a short program. With the working keyboard on the +3 now, I could type ...Getting a +3 working again (keyboard & tape socket issues)So, as part of my Spectrum restoration project I will also try to tackle the problem child among my fleet, the +3. PROBLEM ONE: Ever since I firs…
... is wired to the same ground contact on the 3.5mm sleeve)
on a minute, does this mean that the +3 both receives ... the +3 should respond with loading bars if the volume level is ok on the ... the ZX81 pilot tone stripes overlaid on it).
The 3 ...Getting a +3 working again (keyboard & tape socket issues)So, as part of my Spectrum restoration project I will also try to tackle the problem child among my fleet, the +3. PROBLEM ONE: Ever since I firs…
... it. Loading from tape on the +3, red lead into the Magic Cube, in ... on both the +3 and the +2B (a better bet for what should work on the +3 ... than if I used the +2) and see ...Spectrum 128k 2a or not 2b....Just picked up a +2 black case version and I'm in as little bit of a quagmire, The case is definitely black, has '+2A' stamped on the bottom, but in…
... for the blanking.
On the +3 derived machines (+2A,+2B,+3,+3B) the "easy ... ). This will result in the voltage on the SCART blanking input being correct ... connected to either of the 12V connections on the RGB socket.
A ...disk access & other peripheral docs?The documentation at http://www.worldofspectrum.org/faq/reference/ and thereabouts is fairly complete when it comes to programming the speccys, but t…
... disk system's manual. The [url="http://www.worldofspectrum. ... You'll also find information on the +3 from other sources, for ... quote]
The Russians adopted the [url="http://www.worldofspectrum ... before calling into it. The later versions that had ...disk access & other peripheral docs?The documentation at http://www.worldofspectrum.org/faq/reference/ and thereabouts is fairly complete when it comes to programming the speccys, but t…
... disk system's manual. The [url="http://www.worldofspectrum. ... You'll also find information on the +3 from other sources, for ... assume that the russian coders have disassembled the rom and ... disk reading routines, because the basic functions available aren't ...Reading Disks via ASMI'm hoping to port my Amstrad game to the spectrum (See the link in my sig for info) I will be targeting the 128 and +3 - the game will not work on …
... are well documented in the Spectrum +3 manual, including a small amount ... floppy disk on the +3 and from hard disks etc on a +3 or black ... +2 with the +3e ROMs ... firmware seems to be ESXDOS on the Div* interfaces. I've no ...The ZX Spectrum as a Business MachineMaybe it is time to treat this"business" side of the Spectrum more seriously . What spurred me int action was the arrival in the post today (from Eb…
... products reach as "down the line derivatives" ,ie ... different eg going out on the +3 but nothing else . ... a punt on games and most of the time would ... those who "kept the faith" with the seriousness of it ... . How far did the "down the line derivatives" get in ...What mods do you recommend for a +2aHello all, I have recently got a +2a, that is running nicely. I'm thinking of modding it. I have read that the +3e rom is a good option. what else…
... )
On the PCB the EAR pin of the tape/sound ... TEST" on the cassette board header, and on the +3 also to the tape input ... circuitry. When assembled as a +2A the ... connected both pins on the sound socket to the audio output. ...Cut down re-released games?There are at least 2 Amiga games which were cut down when re-released on budget category. Project X Special Edition has the final level and outro rem…
... then years later playing it on the + 3 I got given.
on my 48k + ?Troubleshooting my +2To put this in context: a while back (i.e. late last year and earlier this year) I was looking to put together a compilation of modern Spectrum games…
...
Now to follow up on the problems I had loading some ... I tried it on the +3 as well, hence bypassing the tape adapter altogether ... Incidentally, I tried this one on the +3 as well, and when it ... trouble with DreamWalker, which loads on the +2 but crashes as ...Troubleshooting my +2To put this in context: a while back (i.e. late last year and earlier this year) I was looking to put together a compilation of modern Spectrum games…
... the memory banks.
On the +3 I could load the program straight from the ... that's what it says on the case, even though technically ... +2B. And the one that says +2B on the case, I refer ... being replaced by "Amstrad" on the 48K start screen. Are there ...+3 PSU fault, can it be repaired?First, i'm no electrical genius/engineer but can solder/de-solder when needed! Powered on my +3 today and the monitor was just flickering/breaking…
... into the connector on the +3 and it powered up, so either the connector on the +3 has ... sprained contacts in the actual connector or ... know it's PSU connector on the +3 itself.
It's ...ZX Spectrum +3 repairI have my first +3 here, and it needs repairs. Hoping someone here can help me out. When I power it on I get this screen with black and white line…
... " with RAM timings on the Black +2 and +3 computers somewhat mitigated by ... the buffered clock signal ... mod which was done at the factory on Z70833 issue 1 boards ... . It couldn't be done on the +3 because there wasn't a ...+3 PSU fault, can it be repaired?First, i'm no electrical genius/engineer but can solder/de-solder when needed! Powered on my +3 today and the monitor was just flickering/breaking…
... a spare +3 PSU just in case the main one actually ... on the underside of the PCB! Haven't yet re-soldered the PSU socket on the +3 ... itself though (that thing called time and life getting in the ... voltages now and still powers the +3, why it showed +2. ...Connecting a 3" CF2 drive to a PC... or anything else, really!This one might well have been done to death - but in an eBay auction I've just won (and the stuff should be winging its way to me already, arriving b…
... just needs to connect all the signals on the 3" drive's 26 pin ... floppy connector to the PC 34 ... you get the power connector right because the 3" drive has the pinout reversed ... to what a 3.5 ...Scart Leads for spectrumHi, I was going through my stuff the other day and found I have all the bits for making spectrum scart leads. I was going to ebay them but thought …
... I'd just chip in on the +3 sound fix.
My ... /bcBSoe3dFl4
My +3 after the "guesser" sound fix
https ...Gandalf [z88dk][Nirvana Plus][128Kb]Gandalf 1.00 [url="https://drive.google.com/open?id=1T9HK0_isoMrfogSIJVhPGehjVIdFus4c"]Download Ver 1.00[/url] Long after the destruction of t…
... work on the original 128K (and the +2, naturally). Doesn’t work on the +3/+ ... 2A.
The game exhibits a ... if I walk into the water pit on the first screen. Then ... in a few places on the second screen, notably during ...Gandalf [z88dk][Nirvana Plus][128Kb]Gandalf 1.00 [url="https://drive.google.com/open?id=1T9HK0_isoMrfogSIJVhPGehjVIdFus4c"]Download Ver 1.00[/url] Long after the destruction of t…
... on the original 128K (and the +2, naturally). Doesn’t work on the +3/+ ... 2A.
[/quote]
We're working on a +2a/+3 ... if I walk into the water pit on the first screen. Then ... in a few places on the second screen, notably during ...The I register pointing to $40–$7f causes ULA snow and a crash. Or does it?I have heard it from numerous sources, including a few members of this forum, that 128K/+2 machines crash if the I register points to a range of $40–…
The "official" documentation on this comes from Chapter 26 of the +3 manual:
program on the +3 where this problem does not ... some of the early Mojon Twins games crashed on old model 128s ...The I register pointing to $40–$7f causes ULA snow and a crash. Or does it?I have heard it from numerous sources, including a few members of this forum, that 128K/+2 machines crash if the I register points to a range of $40–…
... ;933261"]The "official" documentation on this comes from Chapter 26 of the +3 manual ... going to run your program on the +3 [b]where this problem does ... [i]doesn’t[/i] exist on the +2A/+3, then. I.e. no ... ), doesn’t seem to crash on the 128K. (Although, I haven’t ...The I register pointing to $40–$7f causes ULA snow and a crash. Or does it?I have heard it from numerous sources, including a few members of this forum, that 128K/+2 machines crash if the I register points to a range of $40–…
... odd stuff going on in Gandalf on the +3. While bank 5 ... is paged into the top 16K, it reads the ... on writes to port $7FFD. It's about the ... third one that happens after you press ENTER on ... 5 at all. Perhaps the only reason bank 5 ...The I register pointing to $40–$7f causes ULA snow and a crash. Or does it?I have heard it from numerous sources, including a few members of this forum, that 128K/+2 machines crash if the I register points to a range of $40–…
... some odd stuff going on in Gandalf on the +3. While bank 5 is ... paged into the top 16K, it reads the ... matter what the banking config is. This all works on a regular ... 128k so the problem won't ...Gandalf [z88dk][Nirvana Plus][128Kb]Gandalf 1.00 [url="https://drive.google.com/open?id=1T9HK0_isoMrfogSIJVhPGehjVIdFus4c"]Download Ver 1.00[/url] Long after the destruction of t…
... haven't noticed it, So the problem was memory, we were ... "]I think so. The location where you store the music and fx ... into upper 16K. the best bugfix is the one that fixes itself ... explain why it would crash on the +3 and not the other models.Gandalf [z88dk][Nirvana Plus][128Kb]Gandalf 1.00 [url="https://drive.google.com/open?id=1T9HK0_isoMrfogSIJVhPGehjVIdFus4c"]Download Ver 1.00[/url] Long after the destruction of t…
... why it would crash on the +3 and not the other models.[/quote]
the game proceeds execution as intended. On a +3, the same area ... is populated with the value $e5 ...Dead +3 - Helps!!!!!Okay, just got a +3. It worked fine, apart from two things:- 1) clicking disc not reading discs 2) audio issue I bought a replacement belt. I ca…
... /> Thanks for the tips. The good news is that my +3 is working ... perfectly through my RGB cable. Great picture, and the ... that it seems like the rf output on the +3 is shot. But, I ... />
Having a blast playing the road blasters disc I've ...Gandalf [z88dk][Nirvana Plus][128Kb]Gandalf 1.00 [url="https://drive.google.com/open?id=1T9HK0_isoMrfogSIJVhPGehjVIdFus4c"]Download Ver 1.00[/url] Long after the destruction of t…
I forgot to ask: did you see snow when running on the +3? I'd expect some might be seen in the score area (the lower 6 rows). Also did you notice an increase in glitching?
