-
issue 2 board c34 getting hotHi All, Can anyone help with c34 getting hot very quickly? I`ve got an issue 2 board, there is no `buzz` from coil. yet the spectrum initalises to co…
... anyone help with c34 getting hot very quickly? I`ve got ... or blue. I have replaced TR4 and C34 and removed all ... -
48K Issue 3B slowly fading over 15-20 seconds, capacitor gets hot.Hi folks, Recently my much-modified* RAM testing 48K board failed with a hot/burny smell so I turned it off quickly for looking at later. Thinking…
... 48K board failed with a hot/burny smell so I turned ... later. Thinking it was probably TR4 that had died I went ... marked on the pic gets hot. That cap and the diodes ... -
Speccy Tour : Approaching the last two hot weeksHello Specchums! Firstly, I invite all of you to watch how the competition is at the moment [url="http://www.speccy.org/st03"]http://www.speccy.or…
... ]
THings are pretty hot as you can see, and ... -
2 Hot 2 Handle TZX'sRight, here's a question for you preservation guys. Downloaded and tried to play the 2 Hot To Handle compilation. Shadow Warriors won't load on Spe…
... tried to play the 2 Hot To Handle compilation. Shadow Warriors ... -
Component Equivalents/substitutionsA while ago, I mentioned to somebody in a thread that we should have a list of component equivalents and substitutions so that it's easier to fix our…
... in place of ZTX650 in TR4 position issue 2+
BC184 ... substituting TR4 ZTX650 with a BC487. Transistor worked, but became hot during ... instead of ZTX650 as a tr4 (in 3 boards). When replaced ... -
Caught By The Hot Fuzz ** Spoilers **I just came back from seeing Hot Fuzz an hour ago and it's brilliant - just what you'd expect from Simon Pegg, really. :) There are loads of really g…
... just came back from seeing Hot Fuzz an hour ago and ... -
TIPP31 transistor questionYesterday I had the time to try and repair a 4S issue 48k spectrum I had. First of all I replaced all the electrolytic capacitors. The tr4 transistor…
... the electrolytic capacitors.
The tr4 transistor was totally burnt so ... the TIPP31 was not getting hot but the machine still didn ... fine, the TIPP31 transistor (tr4) is getting hot, not instantly but after ... part is warm but not hot.
This transistor is ... -
how HOT!How hot can ye let yer hard disks to become, before needing to get yer icepacks out? My previous computer had some old 540Mb Conner disks so hot tha…
How hot can ye let yer hard ... old 540Mb Conner disks so hot that I couldn't touch ... disk unintensive work is not hot, but warm to the touch ... -
ULA gets so hot, it is cracked open!Hi everyone. I have bought a rubber-keyed 48K and the seller said he was selling it as "for spares/repair." Sure enough, it turns out it doesn't work…
... in, it gets so extremely hot that I am sure it ... ULA started to get so hot in the first 4 or ... make an ULA get sooo hot that it cracks open is ... -
Games that remind you of long hot summers of oldSo, we're coming up to the Summer Bank Holiday, and it isn't exactly warm outside. I'm currently typing this in my back garden which is in shade all …
... remind you of the long hot summers we had in the ... -
Hot Rod (missing artist)[URL="http://www.worldofspectrum.org/infoseekid.cgi?id=0002361"]Hot Rod[/URL] DF or PF in the lower right (I think I've seen this one before but can…
... .org/infoseekid.cgi?id=0002361"]Hot Rod[/URL]
DF ... -
48 Issue 3b working but very hot ula and cpuSalve to everybody I bought from e*ay an Issue 3b 48k , fitted in a + case. Fixed the keyboard problem with a new keyboard membrane from good Rwap (w…
... noticed that Ula is very hot and the Nec Z80 is ... hot too. And all ram chips ... -
ZX Spectrum 48K, issue - works fine till it gets hot (?)ZX Spectrum 48K, issue 2, works just fine, tested with Winston's diag board. At a certain moment in time however, it seems to run hot and stalls. Whe…
... however, it seems to run hot and stalls. When it has ... />
When it has run hot, I still measure all the ... and ULA both get very hot, but as far as I ... -
Spectrum +2's and TR4...?Hi people, I saw mentioned in another thread (+2 composite mods) that TR4 is the wrong way round on grey +2's. Can someone give me more info on this…
... thread (+2 composite mods) that TR4 is the wrong way round ... -
TR4 is goneMy TR4 transistor is burned. Can I replace this transistor with a TIP31B or C ? My 4116 RAM ic?s are showing +0.05V, +5V and +8.49V... :) My Spectru…
My TR4 transistor is burned.
Can ... ?
Could be the TR4 the problem of colour, too ... -
Difficult to find upper RAM fault.I've recently repaired an issue 3B 48K Spectrum that had a tricky to diagnose upper RAM fault, so I thought I'd post a report of what I found here. …
... identified and replaced a faulty TR4 and 7805 (that had become ... of profanity, a blast of hot air, a scorched finger, a ... -
Gaz and Jon from Gary Lineker's Hot ShotThe Gaz and Jon on Gary Lineker's Hot Shot may well be Gary Priest and Jon Harrison. They worked together on Mickey Mouse, Techno Cop and Basil the …
The Gaz and Jon on Gary Lineker's Hot Shot may well be Gary Priest and Jon Harrison. They worked together on Mickey Mouse, Techno Cop and Basil the Great Mouse Detective all by Gremlin and on the latter, Gary Priest is credited as "Gaz" Priest. -
Help changing TR4 and TR5Hi all! Please, help me! :) I think I'm not understanding the correct pins of TR4/TR5 and the transistors. So, if anyone know the correct pins, help …
... understanding the correct pins of TR4/TR5 and the transistors.
TR4/TR5.
And I found ... original pins that?
TR4 TR5 TR4 TR5
E ... -
Replacing ZTX650 with BD139Today I blew up one of the GALs on one of my DivIDEs while testing on my Toastrack. Shorted M1 with 12V and the 12V circuit broke. I had to replace T…
... .
I had to replace TR4
First transistor I tried ... again, but the BC547 became hot immediately.
There is ... and it does not get hot.
But I'm not ... experience with the BD139 replacing TR4 in this circuit ? -
Project #1 : Speccy 128k+2 with diVide inside...Hi guys, I just have finished my Super Spectrum #1 The idea (I was thinking of that since 2007) was to fit an english grey +2 motherboard in a +2A…
... out), and to refit the TR4, TR5 and TR7 (2N3904) the ... , I englued my connections with hot glue. I made some modifications ... -
48k Issue 4A power supplyHi, I just repaired a 48k Spectrum+ with an Issue 4A board. The computer worked but the picture was mono with bad contrast and bad synchronizing. I …
... found out that the transistor TR4 was dead. So the transverter ... high current and a very hot transistor. Looking at the transformer ... turns at the collector of TR4 and 41 turns at its ... the transverter works well and TR4 (I use SD350 of GDR ... -
The Spectrum Resuscitation ThreadKicking off this thread as a place where people who are fixing/restoring Spectrums (or indeed any other piece of related hardware) can show off their…
... also been replaced, along with TR4 and C46. Something tells me ... now, plus it's too hot to solder extensively!)
Search for "Hot Hit" - A hot airballon gameI barely can recall that I once saw on the ZX-Spectrum a hot air balloon simulator, and only remember that I couldn't understand what is happening be…
... on the ZX-Spectrum a hot air balloon simulator, and only ... recall such a game called "Hot Hit"
Searching around ... be incorrect)
Title: Hot Hit
Release date: 1984 ... : InterBit
This was a hot air balloon simulator for the ...TR4 or TR5?My issue two gives horizontal bars on bootup. Flicking reset takes it to copyright screen though. I measured voltages and got 4,9V, 11,99V and -4,3V.…
... of threshold but was it TR4 or TR5 that needs changing ...Hot plugable edge connector?Could the spectrum's edge connector have been made hot plugable without adding much to the manifacturing costs? I was thinking along the lines of a…
... edge connector have been made hot plugable without adding much to ...TR4/TR5 replacementHi guys, I've got another Spectrum I'm working on now - an Issue 4S this time. When I originally got it, I powered it up and did the basic tests a…
... I need to replace TR4 and TR5 in order ... I had some confusion with TR4. Looking at all the ... board. Photos show that TR4 should be installed in the ...
I've since replaced TR4 (marked ZTX650) with a new ... ideas about what happened to TR4? It looks like it ...Tr5 tr4I need to replace tr4 and tr5... What arr the fine replacement equivalent? I see the sinclair logo copyright but is distorted and in two line... Ca…
I need to replace tr4 and tr5... What arr the fine replacement equivalent?
I see the sinclair logo copyright but is distorted and in two line... Can everyone help me? Is a zx spectrum+ iussue 4b
ThaksFaulty Issue 1Hi all, thought I'd document my efforts in getting another speccy working. I've never done this before so please bear with me... I recently took a p…
... lower RAM chip getting red hot. I proceed to snip the ... -5V is missing. I replace TR4 and TR5 with their modern ...No video from my Spectrum +3 hot chips!I still can't get to the bottom of my +3 giving no video. It powers up and both the power and disk drive lights are on solid. The disk drive won't ma…
... IC3 chips to be very hot. I'm not major technical ...
