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HarryAndAGuitar

macrumors member
Original poster
Jul 21, 2008
76
0
Ok, so yesterday, my mac crashed, and I used to have snow leopard on there, I tried re installing everything with the original discs that came with my mac, leopard, and it wouldn't install on the internal hardrive, so i installed it on an external 1.5tb hardrive.

This worked fine, but i want it to install on internal so i can unplug my hardrive.

Any help?

Thanks

Harry
 
So it assume it stopped booting after it crashed?

What exactly happened?

Did you upgrade to Snow Leopard? If so just use the upgrade disc.
 
When i tried booting, it does the apple sign with spinning thingy (lol) and then black screen then tries too boot again and it in a loop...

But when i try and upgrade whilst in leopard it says this.....

Picture1.png
 
While booted from the external HDD or restore/installation DVD (10.5/10.6), run Disk Utility and check your internal HDD and see if you can verify and repair it or if the S.M.A.R.T. status indicates a failure.
 
Leave the disc in the drive, restart the Mac and hold the C key.

Let go of the key when the white screen with the Apple logo appears.

Did it boot from the installation disc?

If so, after a couple of mins, you should have a menu asking for a Language.
 
It says the Disk appears to be ok, and when i click repair, it says it cannot by unmounted or something.........
 
Leave the disc in the drive, restart the Mac and hold the C key.

Let go of the key when the white screen with the Apple logo appears.

Did it boot from the installation disc?

If so, after a couple of mins, you should have a menu asking for a Language.

That didnt work, it was on the white screen with apple logo and spinning lines, then the cd ejected itself and booted up into leopard?
 
Put the disc back in, shut the Mac down.

Turn it on and hold the alt key.

Let go when you get the initial boot menu, choose the one with the picture of a CD, press enter.

Any further now?
 
I've tried that earlier, i click the cd, then it starts to boot then boots straight to leopard?
 
Somethings not quite right here.

Are you using a genuine Retail DVD? Is the disc clean? What version is printed on the DVD?

When did you buy the Mac, better still, whats the serial number?
 
Somethings not quite right here.

Are you using a genuine Retail DVD? Is the disc clean? What version is printed on the DVD?

When did you buy the Mac, better still, whats the serial number?

The disc says version 10.6 and i got my macbook unibody last august.

I'm gutted and angry :mad: lol

This is actually really strange.

Thanks
 
Are you using a genuine off the shelf Retail DVD? Or the grey one that came in the box?

Is the disc clean?
 
Great.

Sounds like it might be hardware issue. Can you swap the RAM or take one out and leave another in?

Can you run the Apple Hardware Test and report back?

You started by saying the Mac crashed, what actually happened?
 
I cant do any of the above, but i was just on the internet, then the dread spinning beach ball came into sight, so i left it for a while, went out played footy came back in and it had froze the ball wasnt moving, so i held down power button, tried to reboot and it did the black screenthing
 
Why can't you do the Apple Hardware Test? What happens when you try?

Forget booting from disc for now and do the following:

Try holding cmd and the v key as soon as you power on the Mac.

After a while, you should see a black screen with white writing, then you can let go of the keys.

Look at what it says, does it stop in a certain place? Can you see any errors?
 
It says something along the lines of Disk0s2= I/O error

Drive may be dying.

If you have Techtool PRO look at smart utility or download SMART Utility.app and check the drive out.

You are looking for "bad sectors" and "total errors"

Simply reading the smart info off disk utility won't cut it, even if it says OK you might get fail on errors and sectors when pulling info off the drive.

---

I'm going to say you probably have about 30-40 pending bad sectors and a hundred+ drive errors. Unfortunately the only way around this is to erase and ZERO OUT the drive. the zeroing reallocates the bad sectors.

Usually if you can boot into single user mode (can you?) you may be able to fix the drive enough to save all the data, if you want I can try to help you rebuild the drive for free using fsck so you don't lose any data.
 
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