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Help and Advice with DivIDE PlusHi Guys, Really struggling to get any reliable actiivty with my DivIDE Plus and am looking for some pointers. I am trying to get it to work with on…
... PSUs and have the following voltages:
[code]
PSU Unloaded ... -
Help with broken SpectrumHi There, Just received a ZX Spectrum computer. It's an issue 3B (48k version). When I power it up (9V centre pin -V) nothing happens. It's complete…
... do is check *all* supply voltages, and easiest place to do ... as modulator case. Measure other voltages with this point as ground ... -
Help with broken SpectrumHi There, Just received a ZX Spectrum computer. It's an issue 3B (48k version). When I power it up (9V centre pin -V) nothing happens. It's complete…
... the tip. I measured the voltages of all the chips in ... -
Possible Move to USA - Advice please.It is possible that I may be getting a Job on Oregon USA. I wondered what advice the expats of WOS might give me. [LIST] [*]For example is living …
... into a US socket (the voltages etc. are the same for ... -
Spectrum 128K RS232 to PC serial cableIf you have read some of my recent posts then you will know that I am eager to link my Spectrum +3 to a PC. This will be done by wiring a standard PC…
... the Wikipedia page for RS232 voltages:
[url]http://en ... -
Spectrum 128K RS232 to PC serial cableIf you have read some of my recent posts then you will know that I am eager to link my Spectrum +3 to a PC. This will be done by wiring a standard PC…
... the Wikipedia page for RS232 voltages:
[URL]http://en ... -
ZX Spectrum+ Problem - Need help -Greetings guys, I bought one ZX Spectrum+. This is what displays on the TV: [IMG]http://d.imagehost.org/0371/17102010_001.jpg[/IMG] When I switch …
... chips better get the internal voltages (-5V, 5V, 12V) checked ... -
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…
... ) there. Separated circuits, so 2 voltages > 2 diodes > 2 ... ; 2 regulators.
The AC voltages should be in the range ... -
Will +2 Powersupply work on +3 speccy?I've just ordered a +3 Spectrum without the power supply. I have a +2 (not +2a) power supply and wondered if this would be ok to use with my new +3?
... +2B use the same supply voltages so the power supplies are ... -
Will +2 Powersupply work on +3 speccy?I've just ordered a +3 Spectrum without the power supply. I have a +2 (not +2a) power supply and wondered if this would be ok to use with my new +3?
... +2B use the same supply voltages so the power supplies are ... -
+2 power not working. Need helpHi folks, I'm hoping someone may be able to point out what could be wrong/needs fixing here. One of my +2's had a loose RF modulator. The 5v wire w…
... again and check if all voltages are available and OK. Then ... -
+2 power not working. Need helpHi folks, I'm hoping someone may be able to point out what could be wrong/needs fixing here. One of my +2's had a loose RF modulator. The 5v wire w…
... reconnect the power and check voltages. I'm not that familiar ... -
+2 power not working. Need helpHi folks, I'm hoping someone may be able to point out what could be wrong/needs fixing here. One of my +2's had a loose RF modulator. The 5v wire w…
... />
After that, check supply voltages. Possibly the +5V regulator was ... -
ZX Spectrum+ Problem - Need help -Greetings guys, I bought one ZX Spectrum+. This is what displays on the TV: [IMG]http://d.imagehost.org/0371/17102010_001.jpg[/IMG] When I switch …
[QUOTE=willcz;484833]Voltages are probably ok, because 5V ... -
Schematic ErrorThere appears to be an error in the Schematic for the 128k +2A and +3 the error is present in both the redrawn TIF version and the original drawing …
... , thus protecting it from dangerous voltages.
[QUOTE=guesser;487902 ... -
Schematic ErrorThere appears to be an error in the Schematic for the 128k +2A and +3 the error is present in both the redrawn TIF version and the original drawing …
... , thus protecting it from dangerous voltages.
[/QUOTE]
The Gate ... -
Connecting a ZX Interface 1 to a +2AI have a customer with a Spectrum +2A computer - he has a working ZX Interface 1 and microdrive which has been tested with his +48 machine. However,…
... different, supplying the required regulated voltages instead. -
ZX80, ZX81 and Z88.I have huge lot of questions about these computers. 1. Are they portable computers all? I mean built in screen (my friend from England says yes, wit…
you mean the screen flicker ? that was fixed in the zx81
it was to do with the voltages or something? not sure
don't forget.. get a ram pack or upgrade the memory if your buying one -
ZX48K: KILLING keyboard membrane?Hi. My friend - JAD - decided to get back from C64 to ZX Spectrum 48K after some break (that's the man who coded this program [url]http://www.pouet…
... 4116 RAM and test the voltages to the supply pins. If ... the voltages are OK, it's still ... -
48k rubber key screen corruption[IMG][URL=http://img195.imageshack.us/i/img7398g.jpg/][IMG]http://img195.imageshack.us/img195/5563/img7398g.th.jpg[/IMG][/URL] Uploaded with [URL=htt…
... always start with checking supply voltages...!!! (and look further only when ... -
48k rubber key screen corruption[IMG][URL=http://img195.imageshack.us/i/img7398g.jpg/][IMG]http://img195.imageshack.us/img195/5563/img7398g.th.jpg[/IMG][/URL] Uploaded with [URL=htt…
there's a definite "border" area there isn't there, so that means the ULA is probably fine.
have you gone through the procedure in the repair manual checking voltages? -
48k rubber key screen corruption[IMG][URL=http://img195.imageshack.us/i/img7398g.jpg/][IMG]http://img195.imageshack.us/img195/5563/img7398g.th.jpg[/IMG][/URL] Uploaded with [URL=htt…
... the equation. But again: supply voltages first. -
48k rubber key screen corruption[IMG][URL=http://img195.imageshack.us/i/img7398g.jpg/][IMG]http://img195.imageshack.us/img195/5563/img7398g.th.jpg[/IMG][/URL] Uploaded with [URL=htt…
... =RetroTechie;498366] But again: supply voltages first.[/QUOTE] Indeed! Between ULA ... -
The Idiot's guide to 3.5 inch floppies on a +3All help gratefully received, including blow by blow instructions and tutorials. I am interseted in adding a floppy drive (3.5 inch) to my +3 as an …
... be tempted to use needed voltages from some other connector on ... -
Issue 2 Speccy faultHi Guys, I'm really hoping someone can help me with a fault that has just developed on my issue 2 speccy. After perservering for some time with usi…
... 's wrong:
1. Voltages must be checked (easiest to ... ). The 4116 RAM requires 3 voltages. The forum has details on ... />
3. If all the voltages are correct, the next step ... -
Upgrading 16k MemoryHi All I have a fully working issue 2 16k spectrum and a broken issue3 48k spectrum (It's showing the black and white bars and some flashing blocks)…
... I can't check the voltages yet, I'll buy one ... -
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…
... /> edit: I just tested the voltages on RAM chips and they ... ?[/QUOTE]
if the voltages are wrong then you'll ... -
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…
... board. I soldered them and voltages are fine now. graphics is ... -
Upgrading 16k MemoryHi All I have a fully working issue 2 16k spectrum and a broken issue3 48k spectrum (It's showing the black and white bars and some flashing blocks)…
... so I could check the voltages as per: [url]http://www ...
