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Author Topic: PAL on A2000  (Read 2279 times)

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Offline psxphill

Re: PAL on A2000
« Reply #14 from previous page: February 24, 2016, 08:09:57 PM »
Quote from: amiman99;804515
I looked at the BBoA website picture of v4.3 motherboard and the FAT LADY is written on it and has a J102 jumper next to it, so it looks like v4.3 MBs had the FAT AGNUS installed.


Fat agnus just means it's not the A1000 agnus, which was also used in the german A2000. It only refers to the packaging size and the only functionality change was support for ranger memory @ c00000. Later changes like 1mb or 2mb chip ram and switchable 50/60fps can only be determined by the part number, they were all fat agnus.
 

Offline amiman99

Re: PAL on A2000
« Reply #15 on: February 24, 2016, 08:46:16 PM »
Quote from: psxphill;804582
Fat agnus just means it's not the A1000 agnus, which was also used in the german A2000. It only refers to the packaging size and the only functionality change was support for ranger memory @ c00000. Later changes like 1mb or 2mb chip ram and switchable 50/60fps can only be determined by the part number, they were all fat agnus.
My bad, still pin 41 is the pin to switch PAL/NTSC or at least 50/60Hz. It worked I did it.
The only Amiga I could not switch to PAL is the A1000 no matter what I did.
A500 KS 2.1, 1MB Chip, 68000
A600 KS 3.1, 2MB Chip, ACA630 32MB RAM
A1000 KS 1.3, 8MB RAM
A1200 KS 3.1, Blizzard IV 50MHz 64MB RAM
A2000 KS 2.1, 68030 25MHz, 6MB RAM
A3000 KS 3.1, 68030 25MHz, 16MB RAM
A4000 KS 3.0, 68040 25MHz, 16MB RAM
CDTV KS 3.1, 4MB RAM
CD32
(AROS BOX) Dead :(
 

Offline jdupuis

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Re: PAL on A2000
« Reply #16 on: February 25, 2016, 12:05:53 AM »
Quote from: Oldsmobile_Mike;804507
AFAIK 4.x boards only came with the 8370 or 8371 (fixed) Agnus.  It wasn't until the 8372A that they became software-switchable.

https://en.wikipedia.org/wiki/MOS_Technology_Agnus

In any case, back to OP's original question, no.  Not just a simple jumper.  Use Degrader or WHDLoad to make it easy on yourself, unless you want to make it be PAL 100% of the time.  ;)


Degrader works quite well without any MOD. It works wonders for me on my 1 MB A500. Just simply shutdown and your Amiga returns to NTSC. WHDLoad is awesome as well. Listen to Mike!

Cheers!!