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Search: Posts Made By: xArtx
Forum: support.Hardware 07 May 2018, 14:25
Replies: 10
Views: 340
Posted By xArtx
It’s hard to find a good photo to see anything. ...

It’s hard to find a good photo to see anything.
What about if you short it’s supply after it’s been powered off? Does that allow it to be powered on working quicker?
It could be that it needs...
Forum: support.Hardware 08 April 2018, 14:37
Replies: 11
Views: 363
Posted By xArtx
If the CD drive acts up, open the lid, place some...

If the CD drive acts up, open the lid, place some white card or paper in front of the lens at 45 degrees facing you so you can see the laser safely. place some card, paper or other object down the...
Forum: support.Hardware 08 April 2018, 14:30
Replies: 17
Views: 733
Posted By xArtx
If you can get a single colour analogue video...

If you can get a single colour analogue video signal from either the expansion port or TP9, and connect that, allong with ground to a composite monitor, it will tell you whether or not capacitors...
Forum: support.Hardware 08 April 2018, 14:22
Replies: 2
Views: 120
Posted By xArtx
Probably more likely the shift register, but the...

Probably more likely the shift register, but the 4.7k resistor pack R370, that is holding all of the pins high is worth checking first (and the PCB traces to and from it).
Forum: support.Hardware 25 March 2018, 09:18
Replies: 7
Views: 318
Posted By xArtx
http://www.amigawiki.de/dnl/schematics/CD32_R3.pdf...

http://www.amigawiki.de/dnl/schematics/CD32_R3.pdf

I have no idea why the reset line would end up pulling the
keyboard clock signal low, or if it’s just a schematic error.
The Ricoh part in the...
Forum: support.Hardware 17 March 2018, 02:00
Replies: 6
Views: 311
Posted By xArtx
For all Amigas, composite, RF, and S-Video...

For all Amigas, composite, RF, and S-Video signals
are derived from analogue RGB internally.
If any of those work, so does analogue RGB.
There’s only a few places to look if you don’t see it ...
Forum: support.Hardware 11 March 2018, 06:19
Replies: 9
Views: 437
Posted By xArtx
What revision Kickstart do you have? Is it...

What revision Kickstart do you have? Is it original? 3.1 isn’t a Kickstart revision.
The revision is shown in Workbench in the About section, or for original ROMs, it’s printed in the ROM chip...
Forum: support.Hardware 04 March 2018, 22:51
Replies: 31
Views: 754
Posted By xArtx
It doesn’t look to me like what WinUAE does, but...

It doesn’t look to me like what WinUAE does, but you can take a look.
The palette may not be the same here, but the data is.
Forum: support.Hardware 04 March 2018, 22:08
Replies: 31
Views: 754
Posted By xArtx
You can’t see ID registers without writing some...

You can’t see ID registers without writing some software to address them.
Gayle ID for example is at about 0xDE0xxx IIRC.
I meant looking around the chip physically, or the chip itself.

But...
Forum: support.Hardware 04 March 2018, 08:23
Replies: 31
Views: 754
Posted By xArtx
Lisa is a video chip that would seem to relate to...

Lisa is a video chip that would seem to relate to your logo problem.
It looks like one or more bitplanes are missing out of that area, and would have suspected memory there,
but it appears Lisa is...
Forum: support.Hardware 03 March 2018, 18:25
Replies: 31
Views: 754
Posted By xArtx
Or ROM, is it a mask ROM, or burned EPROM?

Or ROM, is it a mask ROM, or burned EPROM?
Forum: support.Hardware 03 March 2018, 06:42
Replies: 31
Views: 754
Posted By xArtx
cdstrap makes a copy of NVRAM to RAM to check a...

cdstrap makes a copy of NVRAM to RAM to check a reserved area for settings such as Language, and perhaps audio CD player settings,
but that can be erased/reset in the language selection screen and...
Forum: support.Hardware 03 March 2018, 06:07
Replies: 31
Views: 754
Posted By xArtx
NVRAM area can be accessed without any CD ever...

NVRAM area can be accessed without any CD ever being in the drive from the menu, but no program you are booting can access it before it’s running anyway, and no program I’ve seen can clear the...
Forum: support.Hardware 03 March 2018, 05:39
Replies: 31
Views: 754
Posted By xArtx
Changing the 3 or 4 electrolytic caps along the...

Changing the 3 or 4 electrolytic caps along the same row as the alignment pots will also change the alignment of the CD drive. The caps are within a few percent tolerance or so of the value actually...
Forum: support.Hardware 12 February 2018, 20:02
Replies: 13
Views: 4,127
Posted By xArtx
The 14MHz_A signal is output directly from Agnus,...

The 14MHz_A signal is output directly from Agnus, which will be the master clock frequency divided by two (so not exactly 14MHz, but close).
So basically a separate system clock that may or may not...
Forum: support.Hardware 12 February 2018, 19:49
Replies: 13
Views: 4,127
Posted By xArtx
All port, expansion, chip, and external socket...

All port, expansion, chip, and external socket pinouts are pretty clear in the schematics for each model:
http://www.amigawiki.de/doku.php?id=en:service:schematics
Forum: support.Hardware 12 February 2018, 18:01
Replies: 4
Views: 330
Posted By xArtx
Every Amiga keyboard was made by a third party. ...

Every Amiga keyboard was made by a third party.
The A1000 keyboard works with CD32, as does A500 if you want an ugly bare keyboard sitting externally,
and any other external one, it’s just a matter...
Forum: Hardware pics 12 February 2018, 17:56
Replies: 4
Views: 993
Posted By xArtx
Thanks! Guess I haven't been one here for a while...

Thanks! Guess I haven't been one here for a while :D
Forum: Hardware mods 18 December 2017, 15:03
Replies: 82
Views: 20,523
Posted By xArtx
If you’re happy to share the schematic I’ll...

If you’re happy to share the schematic I’ll manually prototype one.
I like the idea that it’s done with stock chips.
Even if you’re selling them, I doubt anyone else is going to do that :D
Forum: support.Hardware 12 December 2017, 12:41
Replies: 8
Views: 407
Posted By xArtx
There are scratches across IDE port traces, and...

There are scratches across IDE port traces, and work done to the board there.
It couldn’t be seen in the photo nothing is wrong. There are also traces on the other side of the PCB.
A multimeter...
Forum: support.Hardware 11 December 2017, 11:43
Replies: 8
Views: 407
Posted By xArtx
Given where the battery has leaked in relation to...

Given where the battery has leaked in relation to the IDE connector, have you checked the traces from the IDE connector?
Forum: support.WinUAE 27 November 2017, 12:06
Replies: 7
Views: 596
Posted By xArtx
I had to go back to 2.6.0 (2.7.0 wouldn’t...

I had to go back to 2.6.0 (2.7.0 wouldn’t install).
It runs hopelessly, but it might be ok with an editor/compiler which was the idea.

I’ve done all I could think of with updates already.
Forum: support.Hardware 27 November 2017, 07:33
Replies: 21
Views: 1,385
Posted By xArtx
7805 heating up could be due to a ceramic...

7805 heating up could be due to a ceramic capacitor failing close to short.
You’d also measure less than 12 Volts at it’s input if that’s the case because the stock PSU can’t deliver much more...
Forum: support.WinUAE 27 November 2017, 07:23
Replies: 7
Views: 596
Posted By xArtx
Older WinUAE version wanted

Hi Guys,
I’m hoping someone has an older WinUAE download package that would be
expected to work with Windows XP, and could be uploaded to the Zone or something like that.

The laptop I want to...
Forum: support.Hardware 21 November 2017, 08:36
Replies: 42
Views: 2,090
Posted By xArtx
It should be faster. CD32 is essentially a cut...

It should be faster. CD32 is essentially a cut down A1200.
I understand some of the reasons, such as Paula can be
playing a sample from chip RAM at the same time the
68020 is using Fast RAM,...
Forum: support.Hardware 21 November 2017, 07:02
Replies: 42
Views: 2,090
Posted By xArtx
i thought fast RAM offers the ability for some...

i thought fast RAM offers the ability for some old games to ..um... work at all! :D
Forum: Hardware mods 16 October 2017, 16:10
Replies: 86
Views: 7,268
Posted By xArtx
Didn’t even notice the breakout headers the first...

Didn’t even notice the breakout headers the first time I looked .. Doh!...
Forum: support.Hardware 15 October 2017, 03:27
Replies: 2
Views: 310
Posted By xArtx
The software probably won't write anything to any...

The software probably won't write anything to any extra display lines,
But you might find a larger display of the same resolutions
The 128x64 GLCD displays are found in different physical sizes.
Forum: Hardware pics 12 October 2017, 13:54
Replies: 4
Views: 1,820
Posted By xArtx
Lol it happened to just about any pic I ever...

Lol it happened to just about any pic I ever posted in any forum... nice.

I think my pics might be used on BBOAH now, and are the same as in this video.
I also edited the OP, and at least...
Forum: Hardware mods 30 September 2017, 16:15
Replies: 86
Views: 7,268
Posted By xArtx
That's all good, but where can you get the edge...

That's all good, but where can you get the edge connector?
I'm interested in completing some other portslike parallel too,
and my own take on the MP3 decoder support (that has already been...
Forum: Hardware mods 30 September 2017, 06:16
Replies: 375
Views: 313,501
Posted By xArtx
Hello, Why is density select pin on HD floppy...

Hello, Why is density select pin on HD floppy drives an input?
It seems the drive can know what disk is in it from the hole.
Forum: support.Hardware 29 September 2017, 21:24
Replies: 15
Views: 577
Posted By xArtx
8 resistors all called R370 yes. They are all...

8 resistors all called R370 yes.
They are all 4.7k, and resistors are common.
Forum: support.Hardware 29 September 2017, 21:19
Replies: 4
Views: 241
Posted By xArtx
Probably capacitor spew. The Sony encoder chip...

Probably capacitor spew.
The Sony encoder chip converts the RGB to composite,
and that is modulated RF, so any problem with composite
is present in the RF modulator output too.
Forum: Hardware mods 29 September 2017, 14:50
Replies: 6
Views: 731
Posted By xArtx
and.. working :) ...

and.. working :)

https://www.youtube.com/watch?v=WxmuBn3ThHs
Forum: Hardware mods 23 September 2017, 16:31
Replies: 6
Views: 731
Posted By xArtx
Oh, I can get them, it’s just the waiting. I...

Oh, I can get them, it’s just the waiting.
I aimed to modify it so every component is available at my local electronics retail (Jaycar),
but ultimately failed anyway due to the ‘LS08 :(
Forum: support.Hardware 23 September 2017, 15:31
Replies: 15
Views: 577
Posted By xArtx
They are usually resistor packs, but in a CD32...

They are usually resistor packs, but in a CD32 maybe individual SMD resistors.
Ideally a rework blower to get them off, but if practiced, with soldering iron.

Ok, while touching the RF shield...
Forum: Hardware mods 23 September 2017, 14:41
Replies: 6
Views: 731
Posted By xArtx
Hi :) Yes, I would credit Bruce Abbott for the...

Hi :)
Yes, I would credit Bruce Abbott for the design, and it is from Aminet (1995).
My own take on it only means it's more convoluted because it’s ten chips instead of seven.

To produce a...
Forum: Hardware mods 23 September 2017, 12:56
Replies: 6
Views: 731
Posted By xArtx
CD32 Floppy Drive Interface

Still waiting for a 74LS03 chip to put in that empty space there, but yeah...
...
Forum: support.Hardware 23 September 2017, 00:39
Replies: 15
Views: 577
Posted By xArtx
For the suspect joystick port, connect pin 1 to...

For the suspect joystick port, connect pin 1 to pin 7,
and if that stops it going up, a resistor pack was bad.
Forum: support.Hardware 15 September 2017, 19:36
Replies: 2
Views: 179
Posted By xArtx
They are bypass caps for chips. Yes it's a good...

They are bypass caps for chips.
Yes it's a good replacement, no it isn't polarised,
and axial is a package type, not a capacitor type.
It means a wire comes out each end.
An axial electrolytic...
Showing results 1 to 40 of 658

 
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