World of Spectrum
  • Categories
  • Discussions
  • FAQ
  • Sign In
Home › Search
Title Search
@title beer Word 'beer' in title
User Search
  • @user admin Only posts by Admin
Text Search
  • @body beer Word 'beer' in the text
Phrase Search
"Hello World" Exact phrase match
Exclude Terms
  • car -red Search cars that are not red
"Or" Searches
  • honda | bmw 'honda' or 'bmw' results
Multi-Field
@(title,body) hello Both contain 'hello'
WildCard
  • hond* civ* Match all with an astrix
Combination
  • @title bmw @user admin
See more supported syntax examples
Search Again :: Adv Search 1000 results in 0.016s
<1…10111213141516…34>
  • basizx newsHello. I've uploaded a new version of basizx. Now there is also an Amstrad CPC incarnation, able to LOAD and SAVE +3 basic files in disc. And the I…

    ... be a big deal to check for. If the REM statement ... the token table is in RAM (it is on other BASICs ...
    JamesD JamesD February 2007 Development
  • Problem with Spec 128k +2 !! Noob calling for help!Hi there, I have an spec 128k +2 which was working fine, played with him yesterday and today when i tried him again he gave me this [URL="http://go…

    ... grounding in digital electronics - well, check out the documentation section here ... experience of repairing Spectrums, bad RAM seems to be a common ...
    Winston Winston February 2007 Hardware
  • The Quest for the holy componentsHi all, I am in the need of the following components for my MB02+. Can any of you guys help me on this as I cannot find in them in my 'areas'. 1 x …

    ... the JEDEC pinout for static RAM. You can probably substitute any ... 128k x 8 static RAM (google for the datasheet to ... quite an array of RTCs - check Farnell and RS, and the ...
    Winston Winston February 2007 Hardware
  • 16k Spectrum.How come emulator's in 16k mode don't provide 32 ram-pack support.

    ... pointless at all (although 32K Ram Pack expansion emulation would be ... ) message faster as the memory check in the ROM only starts ... would actually address the 16K ram (shadow it) but clearly from ... differentate the 16K ROM and RAM (b15 = 0) and non-existent ...
    BloodBaz BloodBaz March 2007 Emulators
  • Dead Spectrum +Hi all, I've recently dug out my old Spectrum + with the idea of repairing it. When I last looked at it, when I was much younger, I was soldering a …

    ... working correctly. With a multimeter, check you're getting 5v off ... appropriate pins of the 4116 RAM (awful devices that require 4 ... s also worth checking that RAM chips aren't getting hot ... warm) which would indicate failed RAM rather than failed power circuits ...
    Winston Winston March 2007 Hardware
  • Dead Spectrum +Hi all, I've recently dug out my old Spectrum + with the idea of repairing it. When I last looked at it, when I was much younger, I was soldering a …

    ... .

    If no picture, check for power on the modulator ... to run the RAM. +/- 5V and +12V. If not, check the coil ... , the BA157 diode etc etc. Check the regulator - replace if output ... 've made a change, check, then re-check your work for mistakes ...
    DEATH DEATH March 2007 Hardware
  • toasted soeccysHello, ive jsut bought a pair of speccys on ebay (one 16k issue 2 & a prob 48k issue 3) unfortunaly the genius who sold them tried to see if the wor…

    ... .

    If no picture, check for power on the modulator ... to run the RAM. +/- 5V and +12V. If not, check the coil ... , the BA157 diode etc etc. Check the regulator - replace if output ... 've made a change, check, then re-check your work for mistakes ...
    DEATH DEATH March 2007 Hardware
  • toasted soeccysHello, ive jsut bought a pair of speccys on ebay (one 16k issue 2 & a prob 48k issue 3) unfortunaly the genius who sold them tried to see if the wor…

    ...
    With a multimeter, check you're getting 5v off ... pins of the 4116 RAM (awful devices that require ... also worth checking that RAM chips aren't getting ... these values (a hot RAM indicates it's fried, ... which would indicate failed RAM rather than failed power ...
    Winston Winston March 2007 Hardware
  • toasted soeccysHello, ive jsut bought a pair of speccys on ebay (one 16k issue 2 & a prob 48k issue 3) unfortunaly the genius who sold them tried to see if the wor…

    ... additionally - although my analogue electronics fu is not all that strong, looking at the schematics for an Issue 2 suggests that the power supply that generates some of the 'weird' voltages (+12v) is a switch mode power supply, which gets regulated by ...
    Winston Winston March 2007 Hardware
  • toasted soeccysHello, ive jsut bought a pair of speccys on ebay (one 16k issue 2 & a prob 48k issue 3) unfortunaly the genius who sold them tried to see if the wor…

    ... likely to fry your lower RAM! Hideous devices, these 4116s... ... can be replaced with static RAM![/quote][LIST]
    [*]Power ... supplies: Ok, lower RAM might fry with my *bright ... something to be able to check the supplies *before* going on ...
    Marcelo Marcelo March 2007 Hardware
  • toasted soeccysHello, ive jsut bought a pair of speccys on ebay (one 16k issue 2 & a prob 48k issue 3) unfortunaly the genius who sold them tried to see if the wor…

    ... the DRAM refresh - other than check the Z80's R register ... affected by the kind of RAM you're using.
    Winston Winston March 2007 Hardware
  • Retargetting the Z88dkWell, I'm asking here because it's come up before, and I assume someone here might know the answer... I'm trying to retarget the Z88DK for the Z80 b…

    ... ROM so that programs in RAM can be much smaller. I ... can "place" static variables in RAM using special declaration syntax. Eg ... open so you can always check to see exactly what each ...
    Alcoholics Anonymous Alcoholics Anonymous March 2007 Development
  • What's the most probable......cause for this on a grey +2? (z80 is excluded) [url]http://img376.imageshack.us/img376/8087/plus2hk9.jpg[/url]

    ... />
    First thing to check is the RAM - which in a grey ... you're very lucky, the RAM chips that are at fault ... and replace with known good RAM.
    DEATH DEATH March 2007 Hardware
  • Problem with my speccy 48+My machine boots up but apon booting it freezes and you can see feint grey horizontal 1 pixel lines going down the screen. Is this fixable at all?

    ... , could be ULA, Z80, ROM, RAM (etc etc)

    Assuming ... are warmer than the rest) Check to see if the fault ...
    DEATH DEATH March 2007 Hardware
  • Issue 1 32K Memory Upgrade neededHi folks, as the title suggest im looking for the original sinclair memory board to make it 48k from 16k. Any other form will do or even instructions…

    ... should be noted that the RAM select signal is 0V for ... came from this service manual ^. Check pages 37 and 45.
    zxbruno zxbruno March 2007 Wanted
  • On a 48K issue 6A......how can i isolate the 32K block? I want to test if there is any fault on the 4116's , leaving the 4532's out of the equation. Will removing the …

    ... its job. Check the voltages are right on lower RAM, the 4116s ... on pin 16 (Vss). Then check:

    pin 1 - Vbb ...
    Winston Winston March 2007 Hardware
  • On a 48K issue 6A......how can i isolate the 32K block? I want to test if there is any fault on the 4116's , leaving the 4532's out of the equation. Will removing the …

    ... voltages to run the lower RAM?

    Test TR3, that ... 'll make the lower RAM appear dodgy if it's ... .[/QUOTE]

    The lower ram voltages are fine and i ... on pin 16 (Vss). Then check:

    pin 1 - Vbb ...
    odious odious March 2007 Hardware
  • Dead Spectrum +Hi all, I've recently dug out my old Spectrum + with the idea of repairing it. When I last looked at it, when I was much younger, I was soldering a …

    ... had any quick places to check, or had come across it ... /> I think it's upper ram, any other ideas guys? Am ...
    owdeuk owdeuk April 2007 Hardware
  • It's fitting...... that in the very month that the 25th anniversary of the Speccy falls on, I'm just finishing up making my first ever Spectrum peripheral. It's a …

    ... battery of other tests to check for things like adjacent memory ... (i.e. don't touch RAM for a while and then ... a ROM checksum program to RAM (the RAM test passed by this ...
    Winston Winston April 2007 Hardware
  • Help required using DivIDE / SE BASICHi, Like others of you, I have pre-ordered a [b]DivIDE Plus[/b] from rwap services but I am trying to get to grips with some of the firmware that ha…

    ... ;181591]Residos asks for extra ram if I try to upgrade ... spin's divide emulation includes ram expansion.[/QUOTE]

    I ... syntax (eg CAT 1), so check the website for the proper ...
    glancaster glancaster April 2007 Hardware
  • Problem with my speccy 48+My machine boots up but apon booting it freezes and you can see feint grey horizontal 1 pixel lines going down the screen. Is this fixable at all?

    ... lower RAM. However, since it's easy to do, also check that ...
    Winston Winston April 2007 Hardware
  • Anybody fancy coding this?blah de blah de blah Please ignore, poting error.

    ... -world memory failures with 4116 RAM.

    One thing to ... is a simple set/reset check on each bit in memory ...
    Winston Winston April 2007 Development
  • The Unofficial Official 25th Anniversary celebrations and Website announcement threadAs Martijn's going to be away during the festivities, can people report what they're doing here please, as and when they have something to announce. …

    ... ://www.bbc.co.uk/mediaselector/check/player/nol/newsid_6580000/newsid_6582200?redirect ... he's plugged that ZX81 RAM pack into it :o
    woodcock88 woodcock88 April 2007 Sinclair Miscellaneous
  • problem with sinclair zx 48 issue 6aHi all, I have the following problem when I turn on my sinclair without rom inserted. [url]http://217.79.64.145/sinclair/5.jpg[/url] when I turn o…

    ... the right places that way: check the Z80's clock pin ... , and check for activity on the address ... lines and data bus, check for activity on M1 (M1 ... I'd replaced the 4116 RAM and it caused me no ...
    Winston Winston April 2007 Hardware
  • 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…

    ... it be possible for a RAM chip to draw more power ... from work today just to check if there is a chip ... , it may either be a RAM chip or some other component ... capacitor just above the low RAM chips (disc caps are used ...
    gtsamour gtsamour May 2007 Hardware
  • How to install fuse in Ubuntu? Warning: Newbie trying to escape from MicrosoftThe title says everything. I have downloaded and decompressed fuse-0.8.0.tar.gz and I don't know what to do. Synaptic doesn't have fuse, and I haven'…

    ... user, but thought I'd check this currently popular OS out ... VMWare 5.5.3 - 256MB RAM, 20GB IDE HDD, all other ...
    Digital Prawn Digital Prawn May 2007 Emulators
  • 48K Speccy not workingHey, A few months ago (hope it&#180;s not to late) I was loading a game into my speccy and from one moment to another it stopped working! I unplugge…

    ... , but without that, I'd check the voltages to the 4116 ... of one of the 4116 RAM chips.
    Then test the ... 'd change out the 4116 RAM for known good memory.
    Winston Winston May 2007 Hardware
  • 48K Speccy not workingHey, A few months ago (hope it&#180;s not to late) I was loading a game into my speccy and from one moment to another it stopped working! I unplugge…

    ... manual suggests to check (once again) the lower RAM voltages, because a ... to the TMS4116 datasheet, 4116 RAM will likely be killed if ... thing to do is to check that all the correct voltages ...
    Winston Winston May 2007 Hardware
  • WoS hits 500 permission statementsIt's been a while since I asked, but since we reached our 500th permission statement from individuals today, I thought I'd remind you all again: If …

    ... recorder), I'll have to check the loft, but I don ... the limited +D's spare RAM, it just turned the screen ... a lack of either +D RAM, will-power, or programing skill ...
    ewgf ewgf May 2007 Sinclair Miscellaneous
  • Unconventional way of diagnosing a faultHi everyone Some time ago I got a 48k Spectrum (issue 3B board) in a pretty bad condition. I believe the power supply transistor TR4 failed, causing…

    ... oscilloscope for that.

    check the clock signal is making ... .

    Since the 4116 RAM would have likely been damaged ... would desolder all the 4116 RAM and put them in sockets ... be fully functional and lower RAM can be completely goosed.
    Winston Winston May 2007 Hardware
<1…10111213141516…34>

Latest Posts

  • I am currently watching.....
    Paradigm Shifter on 12:49AM
  • New video about S-video modification on Issue two 48K Spectrum.
    Renegade on April 21
  • Fixed Speccy Software. And which games remained unfixed?
    John Elliott on April 21
  • Happy 40th Birthday to the Amstrad CPC464!
    rich_chandler on April 21
  • Another Birthday! The Game Boy Is 35!
    mel the bell on April 21
  • European Software Titles with an English version
    harriusherbartio on April 21
  • Elusive Strategy Games done by the Smaller or less Prolific Software Houses.
    harriusherbartio on April 21
  • 1992 Spectrum Software
    harriusherbartio on April 21
  • +3 Disk drive motor
    AndyC on April 21
  • Celebrity deaths...
    mel the bell on April 20

HitBox

Word Docs Hits
ram 12.6K 21.4K
check 20.2K 23.4K

Related Threads

  • Inefficient code in ROM, from ram-check to RAM-DONEHere is the inefficient code:<br /> <br /> [CODE]<br /> ;; ram-check<br /> L11DA: LD H,D ; Transfer the top value to the HL registe…
  • 48K Ram Check Command not workingI am trying to repair my Spectrum 48k. It is having issues loading games, sometimes they load all the way to launch and then the speccy resets.<br /…
  • How do I know the RAM size?Just left my parents after cleaning out my pile of old stuff in their basement.<br /> Know what I found? My old ZX Spectrum.... Those were the days!<…
  • check this out on ebay[url="http://cgi.ebay.co.uk/ws/eBayISAPI.dll?ViewItem&amp;item=2305920012&amp;category="]http://cgi.ebay.co.uk/ws/eBayISAPI.dll?ViewItem&amp;item=230…
  • Retro-Active Reviews has launched, check us out!Yes, my first ever website is now a go. I've got eleven Crash/ZZAP! style reviews up and ready to read (out of fifteen planned, the other four will …
  • I am going to check my entire collection of tapes tommorrow....I must confess to being very lazy with my Spectrum tapes, all tapes for that matter, I just have them piled in boxes around the place.<br /> <br /> <…
  • Check this out!This is the funniest link I have seen for ages..<br /> <br /> [url="http://www.worldofspectrum.org/forums/viewtopic.php?topic=6754&amp;forum=4&amp;0"…
  • check out pics of my woody[url="http://homepages.tesco.net/mel_the_bell/files/misc_pics/woody.jpg"]http://homepages.tesco.net/mel_the_bell/files/misc_pics/woody.jpg[/url]<br /…
  • Check out my willyim proud of my willy, me<br /> <br /> [url="http://homepages.tesco.net/mel_the_bell/files/misc_pics/willypic.gif"]http://homepages.tesco.net/mel_the_…
  • HELP 4532 or 4864 RAM wanted !Hello<br /> <br /> My real spectrum fell off yesterday<br /> I know that one RAM memory chip is out of order<br /> There was 8 X HM4864P-2 but I saw …

Related Searches

  • check code 128k pentagon model
  • rom to ram
  • modern ram
  • disable uper ram
  • disable upper ram
  • opus rom ram size
  • opus rom 8k ram 2k
  • opus rom 8kb ram 2kb
  • ram upgrade
  • shadow ram
  • page 7 shadow ram
  • z88dk free ram
  • how check joystick
  • 2a ram
  • ram speed
  • ram speed replacement
  • ram test
  • add more ram to 48k spectrum
  • ram 150ns
  • 150ns upper ram

Copyright © 2024 World of Spectrum