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Search: Posts Made By: solarmon
Forum: support.Hardware Today, 15:09
Replies: 20
Views: 418
Posted By solarmon
That is just hardwired to the Blue Pill: ...

That is just hardwired to the Blue Pill:

https://github.com/keirf/Greaseweazle/wiki/Blue-Pill-Direct

The different Greaseweazle models are:
...
Forum: request.Apps Today, 15:06
Replies: 2
Views: 735
Posted By solarmon
Alternatively, just use Amiga Test Kit to test...

Alternatively, just use Amiga Test Kit to test the memory:

https://github.com/keirf/Amiga-Stuff
Forum: support.Hardware Today, 11:59
Replies: 20
Views: 418
Posted By solarmon
If the floppy drive only requires 5V, then it can...

If the floppy drive only requires 5V, then it can be powered from the USB 5V source. But you still need a floppy power cable to connect from the Greaseweazle device to the floppy drive (same as you...
Forum: support.Hardware Today, 09:25
Replies: 33
Views: 735
Posted By solarmon
I think you should check the memory address and...

I think you should check the memory address and data traces - end to end. It is a lot of work, but it needs to be done.
Forum: support.Hardware Today, 08:59
Replies: 20
Views: 418
Posted By solarmon
The USB-B sockets are more robust, but you need...

The USB-B sockets are more robust, but you need to have the appropriate USB-B cable which are not as common as micro-USB ones.

Any floppy ribbon cable will be OK. You can actually choose the...
Forum: Retrogaming General Discussion Yesterday, 11:35
Replies: 56
Views: 1,896
Posted By solarmon
I'm not sure - it might be a feature of 3.1.4 to...

I'm not sure - it might be a feature of 3.1.4 to mean something. Are you able to access the CF card OK?

If you use the boot disk, what icon do you see? Is that greyed out?
Forum: support.Hardware Yesterday, 11:03
Replies: 33
Views: 735
Posted By solarmon
Looking back at the picture of your board again,...

Looking back at the picture of your board again, the Paula chip does not look like the original one - it may have been replaced for some reason.

Has the Paula chip been tested on a different A500?
Forum: support.Hardware 20 September 2020, 12:19
Replies: 12
Views: 288
Posted By solarmon
OK. Maybe try reflowing the through-hole pins....

OK. Maybe try reflowing the through-hole pins. There is also an cap that probably needs looking at.
Forum: support.Hardware 20 September 2020, 09:11
Replies: 12
Views: 288
Posted By solarmon
Does another expansion card working in the A1200?...

Does another expansion card working in the A1200?

Clean the connector pins/fingers on the A1200, and on the expansion card.

Also, try the trick of seating the card all the way in, and then...
Forum: Retrogaming General Discussion 20 September 2020, 08:50
Replies: 56
Views: 1,896
Posted By solarmon
Which icon is greyed out? Please show a picture.

Which icon is greyed out? Please show a picture.
Forum: Hardware mods 20 September 2020, 08:42
Replies: 8
Views: 339
Posted By solarmon
Yes, the Samsung ones have separate membranes...

Yes, the Samsung ones have separate membranes with separate connectors. I just wished somebody made replacement membranes for them.
Forum: Retrogaming General Discussion 19 September 2020, 18:22
Replies: 56
Views: 1,896
Posted By solarmon
BestWB is like ClassicWB, in that it overlays...

BestWB is like ClassicWB, in that it overlays additional drivers/programs/etc over the stock Workbench.

This is one of the reasons why I created the boot disk - to just go to a stock Workbench and...
Forum: Hardware mods 19 September 2020, 15:20
Replies: 8
Views: 339
Posted By solarmon
Nice work! Always great to see another option for...

Nice work! Always great to see another option for Amiga keyboards!

What is really needed is a solution for the Samsung dual membrane keyboards.
Forum: Retrogaming General Discussion 19 September 2020, 09:45
Replies: 56
Views: 1,896
Posted By solarmon
Is that stock Workbench, not ClassicWB or...

Is that stock Workbench, not ClassicWB or anything?

I suspect you should re-install CFD/FAT95 again - use my summary guide at:
...
Forum: support.Hardware 18 September 2020, 22:37
Replies: 33
Views: 735
Posted By solarmon
Have you inspected underneath the motherboard -...

Have you inspected underneath the motherboard - no issues, cold joints, screws shorting things out, etc?

I would try to eliminate the stuck mouse button - i.e. replace the burnt resistor - then...
Forum: Retrogaming General Discussion 18 September 2020, 21:25
Replies: 56
Views: 1,896
Posted By solarmon
That suggests your CFD/FAT95 setup on the hard...

That suggests your CFD/FAT95 setup on the hard disk is not set up correctly, or there is something in Workbench that is clashing with it.

What Kickstart and Workbench OS have you got?
Forum: support.Hardware 18 September 2020, 17:41
Replies: 33
Views: 735
Posted By solarmon
I tested a loss of OVL (pin 2 of Odd CIA bent up)...

I tested a loss of OVL (pin 2 of Odd CIA bent up) on my rev A500 rev 6A and this is what DiagROM 1.1 shows:

Testing if OVL is working: OK
- Parallel Code $fe - Test UDS/LDS line
- Test of...
Forum: support.Hardware 18 September 2020, 17:28
Replies: 3
Views: 168
Posted By solarmon
The DiagROM memory test can be a bit confusing...

The DiagROM memory test can be a bit confusing and misleading, as it tries to test all 2MB of Chip memory, even if you don't have 2MB Chip memory.

What do you mean by "after trying to get...
Forum: support.Hardware 16 September 2020, 23:54
Replies: 33
Views: 735
Posted By solarmon
This might be a separate issue, and might not be...

This might be a separate issue, and might not be an issue, but in your 2nd picture, EMI401 looks a bit burnt.

Have you checked the PSU voltages are OK and stable?
Forum: support.Hardware 16 September 2020, 20:45
Replies: 33
Views: 735
Posted By solarmon
You can use https://www.amigapcb.org/ to locate...

You can use https://www.amigapcb.org/ to locate traces, but this only has rev 8A board.

The (decent) schematics are also only for a rev 6A:

https://www.amigawiki.org/dnl/schematics/A500_R6.pdf...
Forum: support.Hardware 16 September 2020, 20:38
Replies: 33
Views: 735
Posted By solarmon
Did the A500 have a memory expansion with a...

Did the A500 have a memory expansion with a battery that may have corroded and damaged the motherboard?

Or maybe there is water/moisture damage?

Maybe post some clear and detailed pictures of...
Forum: support.Hardware 16 September 2020, 20:18
Replies: 33
Views: 735
Posted By solarmon
The EVEN CIA is not required to boot to the...

The EVEN CIA is not required to boot to the Kickstart screen - so ignore any potential issues with it. I would even say remove it until you can get it to boot to the Kickstart screen consistently, if...
Forum: Hardware mods 16 September 2020, 16:46
Replies: 540
Views: 141,013
Posted By solarmon
It seems all I need to do is disconnect the SEL0...

It seems all I need to do is disconnect the SEL0 and SEL1 lines going from the Gary adapter to the Datel Ram-Master II card (which seems to be the equivalent of un-jumpering JP1 and JP2) - this...
Forum: Hardware mods 16 September 2020, 12:13
Replies: 540
Views: 141,013
Posted By solarmon
This is the Gary adapter setup I have for my...

This is the Gary adapter setup I have for my Datel Ram-Master II, in an A500 rev 6A.

http://i.imgur.com/iVoDTh5.png (https://imgur.com/iVoDTh5)

Like I said previously, I was hoping to be able...
Forum: support.Hardware 14 September 2020, 14:42
Replies: 57
Views: 4,423
Posted By solarmon
Apologies. I forgot this is for the slim Citizen...

Apologies. I forgot this is for the slim Citizen drives. The track motor mechanism is different from a normal floppy drive with a worm gear.

Yes, on a slim Citizen drive the read/write head moves...
Forum: support.Hardware 14 September 2020, 14:31
Replies: 25
Views: 1,052
Posted By solarmon
Congratulations! :great Does the original...

Congratulations! :great

Does the original CIAs still not work in the new sockets?
Forum: support.Hardware 14 September 2020, 14:22
Replies: 20
Views: 517
Posted By solarmon
Yeah, I saw that after my comment. There is...

Yeah, I saw that after my comment.

There is also the Classic 520 - which provides a 680EC20 CPU:

https://amigastore.eu/722-classic-520-amiga-500-accelerator.html
Forum: support.Hardware 14 September 2020, 14:05
Replies: 20
Views: 517
Posted By solarmon
Thanks, the HC508 does look interesting! (It...

Thanks, the HC508 does look interesting! (It doesn't have a Kickstart switcher, though)

EDIT: Oh, I see it does have 512K Flash ROM for a Kickstart.
Forum: support.Hardware 14 September 2020, 13:53
Replies: 20
Views: 517
Posted By solarmon
Somebody could/should clone something like the...

Somebody could/should clone something like the M-TEC AT-500:

http://amiga.resource.cx/exp/mtecat

I've got one of these and it is nearly perfect - it's got IDE, memory and a kickstart switcher....
Forum: support.Hardware 14 September 2020, 13:24
Replies: 20
Views: 517
Posted By solarmon
What about the 'sdbox' solution? That looks...

What about the 'sdbox' solution? That looks really interesting and useful.

https://eab.abime.net/showthread.php?t=102642
Forum: support.Hardware 13 September 2020, 22:03
Replies: 57
Views: 4,423
Posted By solarmon
The read/write heads themselves shouldn't freely...

The read/write heads themselves shouldn't freely move. They should only move back and forth when the worm gear rotate.
Forum: support.Hardware 13 September 2020, 20:28
Replies: 5
Views: 561
Posted By solarmon
The /RDY signal is 'active low'. Ideally it...

The /RDY signal is 'active low'. Ideally it should be as near to 0V as possible, but 1.88V does seem to be a bit high.

You can try to manually pull the signal to ground by shorting it to a ground...
Forum: support.Hardware 13 September 2020, 20:24
Replies: 57
Views: 4,423
Posted By solarmon
If it is buzzing then maybe it is a mechanical...

If it is buzzing then maybe it is a mechanical issue that is stopping the worm gear from turning.

Make sure you clean the old grease and apply new one. Are you able to turn the worm gear to see...
Forum: support.Hardware 13 September 2020, 15:03
Replies: 57
Views: 4,423
Posted By solarmon
If it is not able to step then I would suspect...

If it is not able to step then I would suspect the stepper motor.

Check the ribbon cable for it - check the that the contacts are OK and it is seated in

Also check that power is getting to the...
Forum: support.Hardware 12 September 2020, 12:35
Replies: 5
Views: 561
Posted By solarmon
In the ATK drive signal test, does the RDY signal...

In the ATK drive signal test, does the RDY signal come on when you have disk in the drive and start the MTR signal?

The Ready signal normally usually only comes on when there is a disk in and the...
Forum: Retrogaming General Discussion 10 September 2020, 20:49
Replies: 56
Views: 1,896
Posted By solarmon
Not necessarily. Both of mine are labelled as...

Not necessarily. Both of mine are labelled as 133x.

See my small tested listed at:

https://my.rowshare.com/t/57dd233fd3594bceb9efd7bfb32fbd1a

Be it does look like my one that works.
Forum: Retrogaming General Discussion 10 September 2020, 18:42
Replies: 56
Views: 1,896
Posted By solarmon
I think you have been very unlucky with your...

I think you have been very unlucky with your cards.

I have two Transcend 4G cards - only one works. They have the same Product ID:

TRANSCEND
TS4GCF133
Version 4.1

But when you open them...
Forum: Retrogaming General Discussion 10 September 2020, 14:57
Replies: 56
Views: 1,896
Posted By solarmon
If the Product only shows "4.1" then that looks a...

If the Product only shows "4.1" then that looks a bit dodgy to me. So I would try a different adapter.

"Prepare as Disk" or "Prepare as System RAM" are not applicable for this purpose. For...
Forum: Retrogaming General Discussion 10 September 2020, 13:49
Replies: 56
Views: 1,896
Posted By solarmon
In PrepCard, what is the Product ID shown? ...

In PrepCard, what is the Product ID shown?

On my CF/SD adapter, it is:

Key Technology Corp.
FC1307

Version 4.1
Forum: Hardware mods 10 September 2020, 13:40
Replies: 540
Views: 141,013
Posted By solarmon
Yes, I think you are right - it only has 1.5MB...

Yes, I think you are right - it only has 1.5MB which needs to be split between CHIP and SLOW ram. So total 1MB CHIP and 1MB SLOW
is to be expected.

I'm now more interested in how the jumpering...
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