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Search Again :: Adv Search 1000 results in 0.008s
<1234567…34>
  • 48k spectrum restarts by itselfFirst of all hello from a newb and thank you for your help. This site has already offered me a lot of insight. I have a 48k spectrum that will boot …

    ... just not used to electronics fault finding?
    hedge hedge January 2010 Hardware
  • Whole upper memory lostHi! I own a rubber key Spectrum with 48K RAM. Suddenly it lost it's whole upper memory. All diagnostic programs says that it's 16K model with workin…

    ... 's could also be at fault. But in practice that's ... ]may[/I] be useful for fault-finding (I've had little success ...
    RetroTechie RetroTechie October 2010 Hardware
  • heatsink on the grey+2anyone ever modded one to run without the heatsink? I know some have on the 48k's but I wouldn't mind removing it from one of mine. If so, any tips …

    ... ) heatsink whilst I have been fault-finding and was able to keep ...
    weathereye weathereye March 2011 Hardware
  • hdfmonkey - a Swiss Army Knife for HDF disk imagesThis is a spin-off from my recent experiments on ESXDOS. If you want to play with the DivIDE (or other Speccy hard disk interfaces) under emulation, …

    ... />
    Thanks to some sterling fault-finding work by Phoenix, this version ...
    gasman gasman July 2011 Announcements
  • 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.…

    ... chips.

    Using the fault finding tables it transpired I had ...
    68k-dude 68k-dude August 2011 Hardware
  • Dead 128K heatsinkUnfortunately my 128K heatsink died suddenly and with no apparent reason. I had the Kempston Pro interface connected and when i powered it on the ztx…

    ... -soldering 100% correct? etc.) while fault finding.
    After removing both Rs ...
    roko roko November 2011 Hardware
  • Three faulty machines - help!I have three Spectrums and all of them have suddenly collapsed and I can?t figure out what?s wrong. New here.... I own three Speccies but all of a …

    ... take it out to simplify fault-finding.

    I suggest that ...
    RetroTechie RetroTechie February 2012 Hardware
  • Three faulty machines - help!I have three Spectrums and all of them have suddenly collapsed and I can?t figure out what?s wrong. New here.... I own three Speccies but all of a …

    ... take it out to simplify fault-finding.

    I suggest that ...
    dynaflux dynaflux February 2012 Hardware
  • raspberry pion the bbc news at the moment..

    ... require electronics skills such as fault finding and soldering. I went to ...
    Spex Spex March 2012 Chit chat
  • RFC: Hardware Documentation ProjectI've noticed quite a few threads recently about missing schematics and suchlike. I've also been thinking about the low quality of some of the schemat…

    ... isn't particularly useful for finding the fault on your own machine ... a spectrum for example a fault finding guide gets to the point ...
    guesser guesser March 2012 Sinclair Miscellaneous
  • 48k+ CPU SocketThink I've bitten off more than I can chew... After the desoldering my z80 went without incident, no damaged pads, tracks etc. I expected the socket…

    ... DIY project, very useful in fault-finding. Put mine together for under ...
    RetroTechie RetroTechie June 2012 Hardware
  • +2 OverheatingMust first give thanks to Dazza75 for supplying me a replacement +2 however it seems to be overheating and corrupting graphics in games making them u…

    ... main suspicion is a RAM fault to be honest I really ... forgive my vague description or fault finding info.

    Also just ...
    zerohour zerohour June 2012 Hardware
  • Faulty 128K toastrack keeps resettingHi. I have this toastrack which worked nicely for let's say 40 minutes and then a weird fault showed up. It keeps resetting over and over, sometimes…

    First rule of fault finding: make sure all the power ... />
    The hardest thing to fault find is multiple soldered in ... spaying one chip makes the fault disappear, wait and see if ... the fault returns when the chip warms ...
    1024MAK 1024MAK August 2012 Hardware
  • Faulty 128K toastrack keeps resettingHi. I have this toastrack which worked nicely for let's say 40 minutes and then a weird fault showed up. It keeps resetting over and over, sometimes…

    ... =1024MAK;648227]First rule of fault finding: make sure all the power ...
    pkersey pkersey August 2012 Hardware
  • Issue 2 video problemHello all, Need some help with an issue 2 board that I 'm trying to restore. I've replaced all the electrolytic capacitors, changed the voltage regu…

    ... (should) greatly speed up the fault finding of video circuit faults.
    1024MAK 1024MAK December 2012 Hardware
  • Faulty French +2 grayA friend of mine has a faulty french +2 grey model. The picture its giving out is this... [URL=http://imageshack.us/photo/my-images/19/post2036357600…

    ... the IC's etc for fault finding I guess. have they looked ...
    fog fog January 2013 Hardware
  • Faulty French +2 grayA friend of mine has a faulty french +2 grey model. The picture its giving out is this... [URL=http://imageshack.us/photo/my-images/19/post2036357600…

    [QUOTE=gtsamour;679360]LOL @ merde
    [/QUOTE]

    the codename for the +3 is "zoot alurs" :) . but check voltages with a le meter.. there is the flow diagram in the service manual for fault finding also
    fog fog January 2013 Hardware
  • Oscilloscope recommendationsOscilloscope, precious, shiny things, me wants it! Me wantsss it! Er, so basically... I want to get a decent enough o'scope which would let me trace…

    ... you are planning on just fault finding and signal timing and acquisitions ... can be damn handy for fault finding if you have a bit ...
    Zetr0 Zetr0 March 2013 Hardware
  • Faulty 48K Issue 3 motherboardHi I have a faulty Issue 3 motherboard and would appreciate it if somebody can steer me in the right direction of where to begin with the fault find…

    ... multimeter and start with basic fault-finding. But, yes I did check ... , before I start with a fault-finding mission.

    Pierre
    Pierre Pierre April 2013 Hardware
  • Spectrum +2(grey) rf problem not tuning inHi lads, first of all a quick intro. Im a speccy enthusiast in Ireland, had my first speccy when i was seven in 1987(grey +2). Eventually it got repl…

    ... to get good enough at fault finding and repairs to be able ...
    balford balford June 2013 Sinclair Miscellaneous
  • The right toolsAs i am going to pick up a hobby of fixing spectrums I wanted to know whats the right tools for the job. Like what wattage should the soldering iron …

    ... great help as i am fault finding and such.

    I ...
    Zetr0 Zetr0 July 2013 Hardware
  • The right toolsAs i am going to pick up a hobby of fixing spectrums I wanted to know whats the right tools for the job. Like what wattage should the soldering iron …

    ... move on to learning about fault finding on complex systems like the ...
    1024MAK 1024MAK July 2013 Hardware
  • Transistors 101Hi, Im a complete novice when it comes to electronics and would appreciate any help that can be given. Im replacing the transistor that sits on to…

    ... a document I saw about fault finding on the boards. I think ...
    rune rune August 2013 Hardware
  • Corrupt paper on zx spectrum 48kHi. When I power up my spectrum (issue 3) I get the light grey border, but the paper is black and it switches between thin red vertical lines and thi…

    ... best way of fault finding a suspected RAM fault is to use a ...
    1024MAK 1024MAK August 2013 Hardware
  • Defective +2 grey with only random coloured screen while powering onHi, so the story goes: After buying myself an divIDE and a grey +2, this runs well for a few days. But while playing a game the picture stucks and …

    ... +2 is still good - a fault here would result in no ... from WoS FTP and start fault finding.

    B
    balford balford September 2013 Hardware
  • Defective +2 grey with only random coloured screen while powering onHi, so the story goes: After buying myself an divIDE and a grey +2, this runs well for a few days. But while playing a game the picture stucks and …

    ... from WoS FTP and start fault finding.
    B[/QUOTE]

    Luzie Luzie September 2013 Hardware
  • Toasted +3Oops.. I shorted one of my +3 (being clumsy with multimeter, doh) when measuring PSU connector pins :D Any immediate guesses what exactly died on thi…

    [QUOTE=skagon;740307]Next time, maybe we can all wait 'till you've answered and solved all problems, and post afterwards?[/QUOTE]

    Yes, lets do that, it's called fault finding.
    guesser guesser December 2013 Hardware
  • Toasted +3Oops.. I shorted one of my +3 (being clumsy with multimeter, doh) when measuring PSU connector pins :D Any immediate guesses what exactly died on thi…

    ... take some more in depth fault finding and some knowledge of what ...
    guesser guesser December 2013 Hardware
  • Toasted +3Oops.. I shorted one of my +3 (being clumsy with multimeter, doh) when measuring PSU connector pins :D Any immediate guesses what exactly died on thi…

    ... do that, it's called fault finding.[/QUOTE]
    Not really. It ...
    skagon skagon December 2013 Hardware
  • Weird tv output by spectrum 48kI recently got a spectrum 48k and hooked it up to my tv. After finding channel 36, I get a really weird picture for the spectrum, why is that? Below…

    [QUOTE=SamTebbs33;752074]
    After finding channel 36, I get a ... . :(

    There is some fault finding you can do if you ...
    guesser guesser February 2014 Hardware
<1234567…34>

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