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Black screen on 48k+Hello peeps Just bought a 48k+ was working fine then after leaving it off over night I turned back on to get a total black screen, no border etc. …
... to get a total black screen, no border etc. Just black all over.
and seems to be an upper ... -
Dead Spectrum diagnosis and desolderingI have two dead Spectrums - one I'm pretty sure is caused by bad memory, and the other - well, perhaps a bad ROM, perhaps a bad CPU (it gets halfway …
... up the screen
- black screen and flash of red vertical lines, then black screen AND border (rare ... )
- Occasionally, after the black screen and flash of red ... -
Dead Spectrum diagnosis and desolderingI have two dead Spectrums - one I'm pretty sure is caused by bad memory, and the other - well, perhaps a bad ROM, perhaps a bad CPU (it gets halfway …
... up the screen
- black screen and flash of red vertical lines, then black screen AND border (rare ... )
- Occasionally, after the black screen and flash of red ... -
Any adventure game frameworks written BASIC ?I remember INPUT published a simple adventure game, with about ten locations. It was all written in BASIC, but it provided a program framework one co…
... anyone wants to use it and save some retyping time. I ... into BASIC from Haunted House and there is about 27K of ... used during runtime for variables and arrays.
One ... to set Inputs to CAPS, and a Black Screen and Border.
Other ... -
Magenta border and black screenGot my hands on a issue 3 48k machine. Did the initial resistance checks and everything seemed in order buy when I switch the machine on all I get is…
... . Did the initial resistance checks and everything seemed in order buy ... I get is a magenta border and black screen with the odd bit of ... get any red garbage on screen at all.
Anyone ... -
Black paper, white border. Ram fault?We have a speccy that wont work properly. When we power it up, we get white border around a black screen. We swapped the rom and ula with a working o…
We have a speccy that wont work properly. When we power it up, we get white border around a black screen. We swapped the rom and ula with a working one, and we got the same result.
is this a ram fault? How can we check ram chips? -
Issue 4A black paper, white borderJust had one of these through, nice yellow pcb! Everything but the ULA soldered in. On power up I get black paper, white border and some intermitten…
... power up I get black paper, white border and some intermittent buzzing through ... test cart brings up the screen and reports bad address line 0 ... on 8000-3fff and the same on c000-ffff ... -
Issue 2 Spectrum - Black screenHi I have an issue 2 spectrum which I'm having some issues with. I bought it on ebay so have no idea of the history or how it came to be broken. Whe…
... /> I replaced TR4 & TR5 and replaced all of the electrolytic ... again a white border with an almost completely black screen. You could almost ... the corresponding upper RAM location and sure enough IC 16 ... using info from this website and forums, so thanks for ... -
Black ScreenHi, Anyone know what would cause a 48k Spectrum to boot to a black screen? you can hear the internals buzzing at power up, but you just get a black…
... Spectrum to boot to a black screen?
you can hear ... , but you just get a black screen. When the power or aerial ... unit is in excellent condition and I would love to get ... -
Black screen of deathI recently aquired a zx spectrum (revision 3b) of the rubber key variety. it was all running smoothly(for about an hour after pluggin in), i left the…
... to get a coffee and returned to a black screen.
Restarting the ... to a black screen.
ive done the composite mod and still no ... joy, still the same black screen with slight ... -
Zx Spectrum 48k+ black screenHi A friend of mine gave me his 48k+ and when i tried to turn it on I just get a black screen of the TV. I don't have sound of the console. Where c…
Hi
A friend of mine gave me his 48k+ and when i tried to turn it on I just get a black screen of the TV.
I don't have sound of the console.
Where can I start searching for the problem?
Thank you -
ZX81 with black screen and some white dots.Was gearing up to do a composite video mod on my ZX81, and today was going to be it. Unfortunate when started my ZX81 seems faulty. I get a back scre…
... video mod on my ZX81, and today was going to be ... faulty. I get a back screen with a couple dots where ... -
Issue 2 black paper white borderGot an issue 2 here that has a 6c001e ULA, no cockroach, no transistor mod (although you can clearly see on the top of the z80 and on some legs, some…
... the top of the z80 and on some legs, something was ... ), all I get is black paper, white border, it "nearly" boots, with ... ROM tester I get red paper and ... the sockets were installed professionally and tested for any breaks etc ... -
Black Screen Spectrum 48kWas working ok, it came to me in a Fuller FDS keyboard, I had a nose inside and found a floating power lead connected to the keyboard, I removed that…
... I had a nose inside and found a floating power lead ... screen and it stops at the black screen....:(
Went through and checked TR4 and ... as per Zorn's video and am currently replacing the caps ... Update: Tried another working ULA and it's not that...
Black screen on my 48k SpeccyHi! I have a problem with my 48k rubber key speccy. I keep getting this black screen with white stripes after the computer has been running for a w…
... .
I keep getting this black screen with white stripes after the ... hour or so and then kaboom.
The black screen does not go ...Mixed bag - Mangled in-game screen and/or loading screen.[url="http://www.worldofspectrum.org/infoseekid.cgi?id=0012757&loadpics=3"]Black Raven[/url] Mangled in-game screen and loading screen.
[url="http://www.worldofspectrum.org/infoseekid.cgi?id=0012757&loadpics=3"]Black Raven[/url]
Mangled in-game screen and loading screen.sound input causing dead ula in +2 ?I have a dead +2a (it shows static black screen, no border see: [url="http://www.worldofspectrum.org/forums/viewtopic.php?topic=9619&forum=4)"]http:/…
... dead +2a (it shows static black screen, no border see: [url="http://www ... &forum=4[/url]
and mentioned that wrongly connected tape ... is very difficult to get and replace? Or is it true ... all three my +2 Spectrums and I now one of them ...Did I killed my Speccy ???Hi guys, 1 minute ago I was working on my 128 +2A... But I made a mistake : I cut the gound on the PSU plug of the computer, and I forgot to resolde…
... PSU plug of the computer, and I forgot to resolder it ... the PSU. So +12 - 12 and 5 V arrived in the ... picture (colored border and black paper) for one second, then black screen and no menu !!!
Border emulationHow is the border emulated to do all the fancy little tricks such as in Aquaplane? I've got some basic border emulation working but it only displays…
How is the border emulated to do all the ... /> I've got some basic border emulation working but it only ... is being changed as the screen and border are being redrawn. How is ...Spectrum +2A -Black screen-When I turn on the power I get only black screen (full size) PSU is working (I even tried with my +3 PSU) RF-cable is working. What could be the pro…
... the power I get only black screen (full size)
PSU is ... ?
There is only black screen no more no less.
AMS X 4 memory chip for a +2BHey Chaps, While I had my Spectrum +2B opened up to work on the tape deck (replace belt and clean heads), I decided to try reseating some of the chi…
... the tape deck (replace belt and clean heads), I decided to ... back, and then the computer was showing a black screen + grey border when I ... occasional red garbage on the black). Assuming that I hadn't ... gets repaired, or goes off and becomes a spares/repair machine ...Change PAPER and BORDER colours from machine codeHow do you go about changing PAPER and BORDER colours from machine code? I've forgotten the system variables for border and paper.
How do you go about changing PAPER and BORDER colours from machine code?
I've forgotten the system variables for border and paper.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 …
... loading screech. Then the "black screen and red bars" RAM test appears ... hangs to a black paper / yellow border screen or does the ... loading screech thing again a few times and ... goes to the copyright screen and the situtation is the ...Did I killed my Speccy ???Hi guys, 1 minute ago I was working on my 128 +2A... But I made a mistake : I cut the gound on the PSU plug of the computer, and I forgot to resolde…
... chips of my +2A yesterday, and I tried to switch on ... second black screen and white borders, then colored (blue-pink) stripes on white screen and black ... borders, going down the screen during 2 seconds, and then white screen with black border ...Project: M.u.l.e.Wokani came up with a great idea about trying an open-development approach for spectrum games, and I thought why not try with a game I have under dev…
... used are "SP1_DRAW_OR1" and "SP1_DRAW_OR1RB" (right border) -- all three draw ... functions LB (left border) and RB (right border) are written to ... function of RB (right border) type knows it is ... white screen and red on black on a black screen.
And that ...Opus Discovery 1 problem insideHi folks, when I opened my Opus Discovery 1 I have probably wrecked a regulator that is connected to the mainboard by three cables. Regulator 2 is wi…
... , it shows only black screen, white border and vertical thick lines on screen...
writing an emulator-newbie needs helpHi, this is my first post here. I decided to write a minimalistic emulator of ZX Spectrum-no emulation of advanced peripherals, no emulation of sound…
... I see now is black screen and cursor. Right now, ... the Speccy display to the screen...
[ ...
where 48 = border width/height. *4 because ... 48 pixels with the current border colour.
2 ... Colour bottom 48 pixels with border colour.
LERM Tape Copier & OthersI see from reading a few old threads that there is a bit of confusion with some LERM titles. I've got Tape Copier, which comes with all documentat…
... Mode 2 should have a black screen and yellow border when loaded up.
No video in Spectrum 128k +2A Grey[B][COLOR="red"]EDIT: 26-05-2012 = Thread topic edited[/COLOR][/B] Hi everyone, Recently i won a Spectrum 128k +2A Grey at ebay UK. The Spectrum …
... , [B]RGB cable arrive today and bad news.[/B]
screen turn in a full black screen and nothing happens...
Sometimes the main border is red, white, green and other..
AMS X 4 memory chip for a +2BHey Chaps, While I had my Spectrum +2B opened up to work on the tape deck (replace belt and clean heads), I decided to try reseating some of the chi…
... back, and then the computer was showing a black screen + grey border when ... occasional red garbage on the black). Assuming that I hadn ... repaired, or goes off and becomes a spares/repair ... these are desoldered, but tested and working), Some ZTX Transistors, ...
