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LC475, resurection or do I use it as a planter?

LC475, resurection or do I use it as a planter? Hardware 31 posts Apr 17, 2008 — Apr 22, 2008
Hi all,

I have an LC475 that I'm trying to get running. I was getting the diskette+?. I figured it needed a reinstall. Since it won't boot I needed the Network Access diskette. I ran through a dozen diskettes trying to find one that would format ok and finally managed to put Network Access on it (via Stuffit and rawrite2). Trying to boot off it, the diskette+? changed into a diskette+X. In the LC475's defense, the diskette was probably bad anyway.

What do the 2 diskette icons mean?

If I do an opt+power I get sadMac with 0000000F and 0000000D.

What does that mean?

By the way, I have put a new battery in it and zapped the pram. And my only other computer is a windoze laptop, hence the rawrite2.

Any suggestions what to do from here?

The sad mac code you got is "a 68k exception" aka: a software error. The diskette and X probably means that the disk is bad somehow, and given how hard it is to make a Mac disk entirely from a PC, I can't blame you.

If you get ahold of another floppy-capable mac with PC Exchange, this is what you should do:

1:Copy the plain unexpanded file to a PC-formatted floppy.

2:Put the floppy in the Mac.

3:Copy the .sit file to the Mac.

4:Unstuff with Stuffit Expander 4.0.1.

5:Use Disk Copy to make a floppy.

This is probably the easiest way IMO.

Not to be stupid, but you didn't try to boot it off a PC-formatted disk, right?

The sad mac code you got is "a 68k exception" aka: a software error.
Garbage on the diskette? I guess I need to get a decent boot diskette. I'll get a new box of diskettes and try it again.

By any chance are you extracting the files to your desktop and then putting them on a floppy?

By any chance are you extracting the files to your desktop and then putting them on a floppy?
Yep, I'm using Stuffit to extract the files to a Wondoze folder and then rawrite2 to put it on a floppy. Is that ok?

Don't scrap a 475 ever. They are always worth resurrecting because they had the best screen of the 4xx line. The 480 was a pale shadow of the 475 using cheaper parts to keep the price down.

http://macfaq.org/software/macos.shtml#Q1.1.6
You're following these instructions, right?
Well... all except for the 'error free floppy' bit. I think that I need to find some good quality diskettes rather than the rubbish I've been using. The trouble is trying to find floppies anymore, especially good ones.

Do you know exactly what the 'diskette+?' and the 'diskette+X' mean?

Thanks...

The question mark means that either your hard drive is dead, there is no OS, or the OS is missing something. The x, like I said before, means that your OS disk is either bunk(damaged) or the HDD wasn't formatted properly(which isn't your case).

Ok, sounds like the future of the world all hinges on whether I can get the Network Access diskette working.

Thanks for the info...

Uh, Quadraman? The 475 doesn't have a screen. It's a pizzabox. There's no 480. You're thinking of the 575 and 580.

dogbiscuit - what version of the Network Access disk are you using?

I'm not sure, I downloaded it from the Apple web site, but it expanded into a 1.441 Mb image. I just tried it again following the pointer from the macfaq.org website (version 7.5), expanded it and it's only 1275 Mb. Maybe my first image was the wrong Networ... system? Is there more than 1? Maybe I screwed it up unpacking it... I'll see if I can create another diskette and try it again.

There's a glimmer at the end of the tunnel... is it salvation or the Mac express?

Thanks...

No joy, it was the Mac express...

I have formatted and copied the image to 4 different diskettes, using both rawrite2 and Winima81, they both seem to create the floppy ok but the diskette will not boot.

If I insert the diskette prior to power up, it is ejected 3-4 seconds after switching on the Mac and I get the 'diskette+X'. I can hear the diskette drive doing continual seeks, whether the diskette is in or not.

If I insert the diskette after power up (the 'diskette+X' is already on the screen) it seems to change nothing, I hear the diskette drive doing continual seeks. The only way to get the diskette back out is a pin in the little hole or cycle the power switch.

I wish I knew someone local with a Mac, I'd get them to create a boot diskette.

Any other suggestions?

Thanks...

I just remembered having an old G3 beige mini-tower. I pulled the diskette drive out of it and put it in the LC475. Now I get the 'diskette+?' on boot up, which I guess is a plus. The diskette drive can't stay in the LC475 since the connector is in a different location and I'm going to try and resurrect the G3 as well.

I tried the Network Access floppies in it and the LC475 rejects them all, ejecting them and displaying the 'diskette+X'. It is showing more signs of life than before. At least its alive enough to eject the floppies.

Any suggestions? Know any place I can get a real Mac Network Access diskette?

Thanks...

Tried creating a new diskette but the 475 ejects it, displaying the 'diskette+X', so obviously it doesn't like whatever's there.

I even tried the 6.0.8 boot diskette, but it doesn't like it either. It's as though the Mac can tell it isn't a 'real' Mac diskette.

Any thoughts?

test the drive with another mac...

test your 475 with another drive...

Or better yet, find an actual system disk set on eBay. System disk sets are getting common these days.

give the 475 to me?

How about make a disk with the G3...

Hi all,

I've been away and am just getting caught up.

Both the LC475 and the G3 are inoperable, the LC you know about and the G3 needs a power supply plus I don't know what else.

As soon as I can get a power supply I'l give the G3 a shot but I don't have much hope, I've gathered parts far and wide and there's no telling if it'll do anything when it's powered up. I've got a scsi hard drive (about 8-9 Gb I believe) with a fresh install of Mac OS 9... I'm hoping that will suffice.

If I get the OS 7.xxx install package (Mac original) will it have everything I need? Boot diskette etc? If I can get that installed then upgrading it should be a snap ;^)

The diskette drive from the G3 gives every indication that it's working, when I put it in the LC475. The original LC diskette drive seems defective. The G3 drive can't be a permanent installation in the LC since the connector is in a different place... unless I use the G3 cable as well... hmmmm...

Beige G3 can use an ATX PC power supply. There's a jumper on the motherboard round back of the PCI slots, marked MAC/PC or something.

I'll get an ATX supply next week and try it... you never know...

By any chance are you extracting the files to your desktop and then putting them on a floppy?
Yep, I'm using Stuffit to extract the files to a Wondoze folder and then rawrite2 to put it on a floppy. Is that ok?
No, you have to write an image to a disk, not a bunch of mac files. Windows trashes the resource fork on the mac files rendering them useless to a Mac. I bet I can give you an image of the network access disk that you can write from a PC. I will make a zip file with instructions and upload it to mediafire.

Hi Benjgvps, I've tried everything, but still no joy.

I've unpacked the zip archive and used Transmac to format and copy the image to 8 different diskettes. Sometimes the format fails tho not often, always copying the image to the diskette fails, usually right at the end with 'Error writing to Mac disk'. I tried many diskettes, none worked. I then tried rawrite2.exe which will write a raw image to a diskette, but it always comes up with 'controller has failed' message (also right at the end).

I'm going to try and locate a box of top quality diskettes and try it again. At this point it seems that it either has to be the image, unzipped it's 1,474,644 bytes, is that the right size? or the diskettes I'm using.

I'm using PC diskettes (formatted with Transmac) rather than Mac diskettes, are there any differences between the two? I seem to recall shops selling boxes of PC diskettes or Mac diskettes...

Thanks for your help...

There's no hardware difference between the two. It's all in the formatting.

Suggestion: Get an ATX supply or steal the one from your PC and get your beige running. Then download the necessaries to the beige, format and copy the disk there. This will eliminate any possible PC related corruption.

If this fails, move the 475 floppy over to the beige and see if it works or doesn't there. This will determine if the 475 floppy drive is bad.

Q: When you swapped in the beige drive, did you also swap the floppy cable? Because given everything you've written above, IMHO it sounds like a failed floppy controller on the motherboard, or (fingers crossed) a bad cable.

Hi Bunsen,

No, I didn't swap the cable, just the fd drive, I'll try the cable now.

I will get an atx power supply from somewhere. I've been doing this on my laptop and I don't have a PC or an atx power supply in the house.

The beige is going to need some work too, but I'll give it a try.

Thanks for the help...

Tried the cable, no difference.

Try connecting the drive to a 3.5 IDE-USB dongle that will let you see the contents of the drive. If the drive doesn't appear as a USB drive, your drive probably has some damaged partition.

Hi JRL,

The drive mentioned is the floppy disk drive, not an IDE hard disk. But, that's a good idea for testing a hard drive though.

Re my LC475 problem: I'm going to get some new, guaranteed error-free diskettes and try the procedure again. In a parallel operation, I'll get an ATX power supply and give the beige a try.

One way or another...

mp.ls