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Jeroen Diederen

macrumors 6502
Aug 31, 2019
499
429
The Netherlands
I used Toast 10 iirc.
[automerge]1591383782[/automerge]
Probably doesn't help anyone here but it worked for me with cdio on OpenBSD -current. Unzipped using the command line unzip program. I can’t remember the version of unzip and I can’t check until after work, but it’s whatever version is in the ports tree at the moment. This was on an i386 T43p
Are you a collector of the last IBM Thinkpad ?
 

ltpitt

macrumors regular
Original poster
Feb 18, 2020
110
40

I tried using Toast 9 so far:
Open toast, click on copy, image file, burn at lowest speed...
Same result aka a readable but not bootable disc.

I will also try Toast 10.

Another thing!
I happen to have a fully working Tiger install on another Drive that I could connect via USB...
Is there any way to copy the data from that drive to the internal drive without blasting my working Mac Os 9 install?
 
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2984839

Cancelled
Apr 19, 2014
2,114
2,241
Really thanks for this hint!

I've used the suggested tool to decompress the zip file and, sadly, I obtain the same identical md5 on both Tiger_Disc1.toast files (one obtained using Archive Utility and the other using Unarchiver):
cfcf44ac74c6f6dfd27ac81e39ed6ba6

I start losing hope.

That's the correct MD5 hash. I just tried it and get the same hash on the one I burned. So the problem is down to the burning software, your disk drive, or maybe even your actual CDs.
[automerge]1591387893[/automerge]
I used Toast 10 iirc.
[automerge]1591383782[/automerge]

Are you a collector of the last IBM Thinkpad ?

More of a user than a collector. I like them, but I use them pretty hard.
 

Jeroen Diederen

macrumors 6502
Aug 31, 2019
499
429
The Netherlands
maybe dd onto a partition?
I am not sure that this can be done from within OS9, sorry, I think too much from within Linux.
[automerge]1591388601[/automerge]
Can you convert the toast file into an iso and dd it onto a USB stick? Maybe you can boot the iMac from USB.
 
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ltpitt

macrumors regular
Original poster
Feb 18, 2020
110
40
Zero, I give up for today.
Tried toast and also tried the Iso available on archive.org, always same result.

Digging hard on the Internet a guy had the same identical error and fixed it cleaning the cd reader lens on the iMac.

I've ordered one now, if this doesn't work...

Surrender starts to feel like a decent idea.
 

ltpitt

macrumors regular
Original poster
Feb 18, 2020
110
40
The final chapter!

After burning 2000 cds, all not bootable but readable...
I've had an epiphany (silly me for not remembering earlier): damn, I can try to boot the mac mini g4 using those disks!

I forgot because it has been Linux ppc for ages so in my mind it is just a Linux server.

Pop a CD in, press c, boot without problems.
Another one...
The same...
Another one, the same...

Here's a little story about this diagnosis.

"Good morning Doctor, I feel lost, i think I am about to die. All my body is giving me pain and there is nothing I can do that will not give me pain."
"Calm down, explain me in details..."
"I touch my face and it hurts, I touch my leg and it hurts, I touch my eye and it hurts, I touch my back and it hurts..."

"You have a broken finger".

The damn cd reader is picky / dirty!
I wonder how it is possible that is mounts the cd but doesn't boot but frankly I am OK not knowing.

The cleaning cd kit will be here in days and in case that fails...
Bow that I know I have another mac i guess I can just use firewire target mode...

Hooray! :D
 

Amethyst1

macrumors G3
Oct 28, 2015
9,832
12,246
Glad you solved it eventually. :) This is why I have my MacOS install discs cloned to a Firewire drive and just boot off of that (luckily all my Macs have FW).
 
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ltpitt

macrumors regular
Original poster
Feb 18, 2020
110
40
Hi everyone!

I totally forgot to report news, shame on me.

Long story short...
No way, no way to install ANY iso burned in ANY way on the planet on that little iMac.
I highly suspect that Jeroen is right and my drive is picky about the CD-R brand.
I will order and test Philips CD-R discs so that I can test and provide some feedback and...

I still miss Linux in order to make it triple boot so... :D

How could I install Mac Os 9 and X?
Ah, sweet old HDD Target mode!
 
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