-
Repair options for my own dear old Spectrum 48k?Hello all, This is my first post to this wonderful forum, which is part of a truly great website! My name is Arnold, and I live in Utrecht, The Nethe…
... , making use of an excellent repair guide from Ian Worsley at [url ... although this is a great guide, I still would only less ... in the Netherlands, who could repair my old ZX Spectrum 48 ... -
Issue 3B only sees 16k (and RAMTOP NO GOOD on loading)A ZX+ with issue 3B board that i got recently, does not see anything more than 32768 (sometimes 37267..) on "PRINT PEEK 23732 + PEEK 23733 * 256 (Ent…
... worldofspectrum.org/SpectrumRepairGuide/#fram]WoS repair guide[/url], i got 32769 85 ... peeking.
The guide suggests to replace IC21 at ... than my toastracks. A guide i found suggests to remove ... by desoldering C126 in the toastrack, it's clear in the ... -
Issue 3B only sees 16k (and RAMTOP NO GOOD on loading)A ZX+ with issue 3B board that i got recently, does not see anything more than 32768 (sometimes 37267..) on "PRINT PEEK 23732 + PEEK 23733 * 256 (Ent…
... worldofspectrum.org/SpectrumRepairGuide/#fram]WoS repair guide[/url], i got 32769 ... peeking.
The guide suggests to replace IC21 at ... by desoldering C126 in the toastrack, it's clear in ... On the other hand, the toastrack TEA2000 PAL encoder doesn't ... -
Spectrum 48k - Many ProblemsHi, I'm new to the boards and to owning a Spectrum, and sadly, it doesn't work properly. I'd been using an emulator for a while but I decided I'd lik…
... /> I've looked in the repair guide for a solution but I ... is this piticular Spectrum beyond repair? Thanks! -
ZX Spectrum + alive thanks to this site.I was given a dead unit several months ago. I finally had time to look at it yesterday. Using the repair guide on this site the thing is now alive.…
... at it yesterday. Using the repair guide on this site the thing ... -
Faulty rubber speccy - advice neededHello all speccy hardware gurus :) Recently I moved to a new flat and after a long time have some space (and time) to dig out my old Speccy hardware…
... ...
After looking through repair manuals and different blogs, chances ... also went thru repair procedure found in the repair manual:
[url ... can't really follow the repair guide further, the CPU and the ... -
ZX Spectrum 48K: Screen faults (repair guide)[url]http://www.speccy.org/hardware/reparar-i.html[/url] I hope this brings some help for someone...
[url]http://www.speccy.org/hardware/reparar-i.html[/url]
I hope this brings some help for someone... -
Alphacom 32/Timex 2040 PrinterHello again, Having resurrected my ZX Printer, I have now turned to an Alphacom 32 that is not working. However, I am completely in the dark with th…
Dodgey R62 / D16 on Issue 2?Hello all, I am still beavering away trying to work out why my Issue 2 fails and after a much closer visual inspection I noticed what looks like som…
... below) and in the Spectrum Repair guide it says:
[QUOTE ...Issue 2 Upper Ram, Loading & ResettingI have a 48k Issue 2 Speccy and for the life of me can't track down what the problem is with it. I initially thought that some of the uppe ram ic's w…
... the memory according to the repair guide and didn't get 65535 ...ZX Spectrum 48k issuesHi all! A couple of days ago I bought my first 48k Speccy off ebay (I already own a beautiful QL expanded with QubIDE interface and 640k ram). It was…
... pin 1 of IC6 (the Repair Guide report that it should be ...Want a Speccy Repaired?Maybe it's time to put my 'skills' to use.... Now that I've sourced some of the nastier transistors, I've fixed about 6 rubber keyed Speccys in the …
... quote Ian Worsley from his repair guide (I KNEW I'd heard ...MP3 loading testsIn a previous thread, Spector says: "The loss of an mp3 file is nothing compared to the loss from an old audio cassette tape. " Dunny says: "Which i…
... at Ian Worsley's unofficial repair guide which is linked from the ...Best replacement for ZTX650?What is the best replacement transistor for the obsolete ZTX650? I've read that TIP31 will do the trick. Is there a decent equivalent from the BC or …
... /> And another thing.... in the repair guide in Lil Old Spectrum it ...Spectrum Issue two problemI managed to bring back to life a issue two spectrum (at least the power supply cirquit). The screen is now crystal clear (after replacing all the el…
... PEEK the ram (as the repair guide says) but the moment i ...Spectrum+ - multiple issuesHi all Yesterday I picked up a Spectrum+ (via eBay) to add to my collection. Now, before any of the names I recognise from the last few months of l…
... problems!
The Spectrum Repair Guide was very useful (see [URL ... I can tell from the Repair Guide, this would indicate the chips ...Spectrum+ - multiple issuesHi all Yesterday I picked up a Spectrum+ (via eBay) to add to my collection. Now, before any of the names I recognise from the last few months of l…
... I can tell from the Repair Guide, this would indicate the chips ...Spectrum 48k Fault - anybody seen this before?Hello, I have two 48k spectrums that exhibit the same fault. Black border, paper area is full of columns of wavey lines. I have posted a screen sho…
Thanks guys. I checked my voltages and am missing the +12 and -5. I've ordered some new transistors for TR4 & TR5 and some 4116 DRAMS.
When they arrive I'll follow the repair guide to see if I can get it working again.memory chips spectrum +Hi with regards to memory chips the ones in there are tms4116 in the lower memory.there is some on ebay MCM4116BP20 can i mix these with tms ones or …
There's quite a good repair guide available on this site:
< ... to do this in the guide.
To be honest ...Spectrum 48k - Many ProblemsHi, I'm new to the boards and to owning a Spectrum, and sadly, it doesn't work properly. I'd been using an emulator for a while but I decided I'd lik…
... white lines, i checked the repair guide again but I still find ...What does this screen mean?Hi, I wonder if someone might be able to shed some light on what this screen means when powering up the machine: [url]http://i720.photobucket.com/a…
... to this forum, or a repair guide on this site?Issue 2 issue (...)Just acquired an issue 2 Spectrum 48 K, selled as working board, not working keyboard. Before testing it with a psu I opened the case and discovered …
... line and +12V. Indeed the repair guide (page 4.5) says 12V ...The components of death!One problem thats slowly rearing its head these days,is our beloved machines like amiga are slowly suffering from battery or capicator leak,it is not…
c64 Repair guide here- [url]http://personalpages.tds.net/~rcarlsen/cbm.html[/url]broken 48K, strange screenwell I finally socketed all lower 16K ram chips, (8 of them in a row near corner, not those 4 in two rows) and replaced them with new ones but it did…
I have socketed all 8 chips, what more to cut?
that repair guide is not easily understandable. drawings are bad. and I don't understand what to do next.
I could replace rom with eprom. is it 27c256?broken 48K, strange screenwell I finally socketed all lower 16K ram chips, (8 of them in a row near corner, not those 4 in two rows) and replaced them with new ones but it did…
... more to cut?
that repair guide is not easily understandable. drawings ...ZX Spectrum + alive thanks to this site.I was given a dead unit several months ago. I finally had time to look at it yesterday. Using the repair guide on this site the thing is now alive.…
... at it yesterday. Using the repair guide on this site the thing ... as well, who may even guide you as to what good ...Dead Spectrum SocietySo I'm getting back into real Sinclair computers rather than emulators. During the summer months I was lucky enough to buy a working ZX81 and was giv…
what sort of pattern?
Have you gone through the steps in the repair guide to isolate the lower ram so you can test the supply circuits? If so are you getting all three voltages correct now?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…
... . Have you looked at the repair guide?
[url]http://www.worldofspectrum ...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…
... . Have you looked at the repair guide?
[url]http://www.worldofspectrum ... /> Hi yes Ive read the repair guide but like it says, Im ...Faulty rubber speccy - advice neededHello all speccy hardware gurus :) Recently I moved to a new flat and after a long time have some space (and time) to dig out my old Speccy hardware…
... between pins. I read the repair guide again which suggested cutting some ... /> [url]http://photobucket.com/speccy-repair[/url]
