-
ZX spectrum 128K + 2 (Grey one :)Hi all, I'm trying to revive a dead ZX 128K +2 (the grey one). The regulator was damaged and seemed to be feeding 7.8Volts onto the pcb. Yikes ! I…
... ZX 128K +2 (the grey one).
The regulator was ... resistor/diodes and replaced all capacitors.
The TEA2000 is ... /> that is shorted out on one of the coils. It looks ... -
QL Today The Final Issue with DVD, don?t miss it!Hi folks, just wanted to report that the next issue of the QL Today magazine is under preparation. It will have 48 pages and will come with a bonus …
... to report that the next issue of the QL Today magazine ... 17 years (including the next one itself, giving a total of ... get all 4 issues in one go as soon as it ... 't miss the very final issue! Who knows, it may ... item in some years - and one thing is for sure: there ... -
Twenty years since the final issue of Your SinclairIt is now twenty years since the last official issue of Your Sinclair hit the streets - and they were few and far between. Shops around where I lived…
... years since the last official issue of Your Sinclair hit the ... the old Digitizer Teletext magazine one day in the summer of ... penultimate page of the final issue listed almost everyone who had ... put together a fantastic tribute issue in 2004 which reproduced the ... -
Spectrum 48k video and keyboard issueHi all, few days ago I experimented with battery supply for my speccy (48k issue 2), and I was measuring the voltage and how much current it used. A…
... supply for my speccy (48k issue 2), and I was measuring ... current it used.
At one time wanting to measure voltage ... -
128k+2 IssueI have been a Spectrum user for many a long year, currently using a Spectrum 48+, and have just had a 128+2 bought for me for my birthday (to recaptu…
... Spectrum +2 but sadly his one appears to have developed a ... . Has anyone else had this issue and if so what can ... -
Issue 3 board with strange piggy-back boardIn case you are interested. I?ve never seen something like this before. I have an Issue 3 board here. When I opened the case and found a strange pig…
... .
I have an Issue 3 board here. When I ... strange piggy-back board. This one reads "Logitek 8351 1-I3 ... 128 (=16K) machine, not on one with 127?!?
I ... -
Two more faulty onesCould I get your opinion on these two faults, please? Understanding these two cases would be very beneficial for my ZX education. Thanks! - A Spectr…
... . Thanks!
- A Spectrum+ Issue 4S has been composite modded ... that dried out capacitors can cause this. Which one would go for ... -
Composite picture qualityI have read many many discussions here about the composite video modification of the Spectrum 16/48K models. I have choosen one of the simplest comp…
... /48K models. I have choosen one of the simplest composite video ... modification. All Spectrums had new capacitors, the +5V regulator was replaced ... . The most interesting is the ISSUE 6A board... sometimes the vertical ... -
CRASH Issue 97Hello, has anybody here got a copy of CRASH Issue 97 for sale? It's the one with the Jetsons on the cover. thanks, Mick.
Hello,
has anybody here got a copy of CRASH Issue 97 for sale?
It's the one with the Jetsons on the cover.
thanks, Mick. -
Help with an issue 2Hello friends, Today, sadly, my issue 2 board lost his 5c112 ULA, and on my spares list I only had a 6c one that worked fine after swapping it. Now I…
... friends,
Today, sadly, my issue 2 board lost his 5c112 ... I only had a 6c one that worked fine after swapping ... be traded for a real one if he comes abroad.
For Sale: Issue 1 16K S/N 001-000341Extremely low serial number Issue 1 Speccy 16K with fawn keys; [URL="http://cgi.ebay.co.uk/ws/eBayISAPI.dll?ViewItem&item=371028018594&ssPageName=STR…
Extremely low serial number Issue 1 Speccy 16K with fawn ... /> I believe there is only one known lower S/N still ...Yellow issue 4A keyboard madnessNote sure if this is a similar problem to the one CornishManicMiner has, but one of my yellow issue 4A boards is driving me crazy. I had it in variou…
... to the one CornishManicMiner has, but one of my yellow issue 4A boards ...Issue 4S differencesI decided to buy an Issue 4S PCB after reading much about them on here. It was originally in a plus case which didn't come in the sale. I've been run…
... s actually different about the Issue 4S. Is it closest ... to Issue 4A or Issue 4B? As a ... different transformer.
One area where there is a ... is with using the Issue 4S with Divide. So ... isn't implemented properly on Issue 4S. Is this likely ...Spectrum+ keyboard issueHi I have a spectrum+ (issue 4s board) where the 1-5 keys do not work. I have replaced the membrane and checked for continuity. I have also tested …
... />
I have a spectrum+ (issue 4s board) where the 1 ... ULA for a known woking one.
Any other ideas ...48K keyboard issue48K issue 3b reads keys without... keyboard. Looking at recorded keys, problems seems to be with one data line - D1. It happens after a while since p…
48K issue 3b reads keys without... keyboard.< ... , problems seems to be with one data line - D1.
It ...New Spectrum User - Inveterate UpgraderI've been asking a few questions about my Speccy, which is the first I've owned despite my advancingh years. I was a C64 kid, but please don't hold …
... br />
I bought this one off eBay, and the escutcheon ... so I bought a new one from Rich at RWAP.
issue 4B, and after some advice ... and in with a new one, with the same happening at ... have a full set of capacitors sitting on the desk ready ...ZX Spectrum 48K Issue 3, loss of -5V rail.Hi all, I've googled this problem and poured over the electrical diagrams for the circuitry concerning the power supplies and I believe I know what …
... .
I believe my capacitors are functioning correctly (and wouldn ... . However, I have 12V on one side, and -1.33V on ... . The diagram suggests 12V on one side, but suggests nothing for ... -5 and the surrounding diodes/capacitors rectify and filter this to ...+2A: issue 1 no sound but better picture than issue 4?Hello everyone. I have a slight problem here and I am trying to figure out what could be wrong. :-( I have two spectrum +2A with two board revision…
... two board revisions, one is a 1988 issue 1 and the other ... modulator as expected.
Issue 1 uses a MC1376P but ... spectrums), whereas RF output from issue 4 board, even with C24 ... be slight diferences between issue 1 and issue 4 that actually explain ...Seriously weird Issue 2 issue... (RAM-related)Hi guys; I have been trying to fix up my Issue 2 and have run across a bizarre issue that I haven't seen elsewhere in the forums. Hopefully one of …
... to fix up my Issue 2 and have run ... across a bizarre issue that I haven't ... in the forums. Hopefully one of you guys will have ... narrative:
Spectrum: Issue 2, 48k
Initial problem ... VR1,2 fixed the colour issue.
2. MEMCHK returned ...Issue 1 zx spectrum plus other goodys for saleI am selling loads of bits and bobs from my own personal collection including a zx spectrum issue 1 , printer ect . I am trying to raise money for a …
... collection including a zx spectrum issue 1 , printer ect .
I ... and his family cannot afford one.
So sorry for advertising ...Spectrum Issue 2 - TR6 ReplacementI've just got my hands on an Issue 2 ZX Spectrum, that needed some repairs. The picture quality after doing a composite modification was pretty shodd…
... got my hands on an Issue 2 ZX Spectrum, that needed ... inspection I've noticed that one of the legs on TR6 ... top of the Z80 in Issue 2) has been broken off ...'Interesting' Issue 2 modSo I've been lurking on this forum for a while and I've got to the point where I want to see if I can repair a speccy.. so I bought me a 'broken' one…
... I bought me a 'broken' one from ebay.
See ... but it looks like this one has been through the wars ... />
All chips are socketed, one of the keyboard molexes is ... ULA chip in an Issue 3b or Issue 6a board, or would ...Issue 6 repair with a twist...(Starting with a slight grump - the forum ate my first attempt at this so this'll probably end up being a bit terse :)) I got a Issue 6 48K machine …
... if there was an issue with the address or ... Now suspecting a lower RAM issue, I entered and ran ... (00101000).
One swift 4116 replacement later, and ... expected to catch this issue is the random fill ... fault.
One last oddity - the case in ...Weird 1982 Copyright message after cap change.Hello All, As mentioned before I had a busted Issue 6 48K Spectrum+, one of the capacitors had leaked, and trashed the keyboard membrane ribbon. Us…
... had a busted Issue 6 48K Spectrum+, one of the capacitors had leaked ... replaced all 12 of the capacitors.
We performed the ... message just appears all in one go. It's almost as ...Issue 3 ULA ProblemsI've been given an Issue 3 48k to fix. It was producing no video and no picture on the TV. The coil was buzzing so it was getting power and all the v…
I've been given an Issue 3 48k to fix. It ... a spare ULA from an Issue 4(6C001E-7) which I ... so I chucked a new one in and the keyboard appeared ... working keyboard and the same issue with none functioning keys was ... ULA again for one out of a known working Issue 4 and ...I broke my 48k Speccy!!!!Hey guys, I am looking for some advice, I hope you can point me in the right direction. So, I went about replacing all the capacitors on my issue 4…
... about replacing all the capacitors on my issue 4b board. This is ... several time before without any issue on other 48k's.
one of them was faulty - they ... , when I understand that uf capacitors are used?
Anyway ...RGB video issue on +2 and +3. Signal high?I have a couple of +3's and a new +2a that arrived today. When I plugged in the +2a using my RGB lead from Retro Computer Shack I was reminded of a n…
... was reminded of a niggling issue.
Anyone seen anything ... have the same cutting out issue with the SNES and Master ... of needing some resisters or capacitors in the lead?
Spectrum +2 (grey) RAM issueHi, I?ve got a ZX Spectrum +2 (grey) with what I think is a RAM issue. I used to be able to load games very reliably by playing converted TAPs and …
... chip for a working one. And presumably others could ... locate further problems after finding one.
I ... (though I may only need one).
Also ... same time? It's an Issue 3 PCB.
Issue 3 PCB. I can ...ZX Spectrum issue 6a - yellow border problem<p>Hello!</p><p>I have problem with my Sinclair ZX Spectrum issue 6A, 48K. </p><p>I have changed low memory (all 4116 IC's) and coil, all electrolyti…
... with my Sinclair ZX Spectrum issue 6A, 48K. I have changed ... 's) and coil, all electrolytics capacitors, TR4 and TR5, ULA - checked ...Spectrum+2 Tape Deck Buzz<p>I've been messing with a Iss3 0500 Spectrum +2. So far I've replaced the electrolytic capacitors, flipped the transistors, add…
... I've replaced the electrolytic capacitors, flipped the transistors, added a ... to SCART. I thought at one point that I'd cracked ... way. As I have another Issue 3 that makes exactly the ...
