Locked out of Toshiba 300CDS notebook

FriedToast

Golden Member
Apr 4, 2001
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Guy at work bought a couple "junk" laptops from a place recently. One he's using for parts for the laptop he uses at work. The other one, a Toshiba 300CDS, is password-protected. He gave it to me to figure out.

Turning the unit on, there is no BIOS post or anything. It goes straight to asking for a password. Since it's used and changed hands how many times, it doesn't do any good to find someone who'd know.

Not sure if this is a BIOS password or what. Never seen a computer open directly to a login screen.

I'm wondering if I had a boot floppy, if that might not work. Problem is, I don't have a floppy drive on my Sager 8790 or desktop. My old VAIO notebook has one, but a friend's using it since his Acer died.

Until I can get a boot disk sorted out, any ideas on where to start here? I don't know if pulling the CMOS would do anything (or even where it'd be on this machine).

Anyone?
 

HPTech

Member
Mar 7, 2005
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Hi there!

This sounds like a corporate machine that has not been stripped correctly. It could also be a power-on password. Does it mention anything cororate for example [Some of ours say 'This machine is property of Hewlett-Packard. please enter password to continue boot'] or just a prompt?

If it's just a prompt then it's proberbly just a power-on password, and removing the CMOS battery for 20 mins and/or taking the thing apart and resetting that way *may* clear it.

HTH
MikeHP
 

FriedToast

Golden Member
Apr 4, 2001
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There's no logo or anything that would give an indication of where the unit came from. And the password part is just a prompt- nothing fancy.

password = _

That's what it basically looks like. I'll see if I can't figure out how to get it apart and find the CMOS battery. Thanks!
 

RBBRMADE

Senior member
Oct 28, 2003
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Found this:


The one and only way to bypass the Power On BIOS password
of a Toshiba Notebook. This method works on all models.

This is what you need:

1. Your notebook
2. An empty formatted diskette (720 kb or 1,44 mb)
3. A second computer (e.g. a DOS desktop PC)
4. A hex-editor (e.g. Norton DiskEdit or HexWorks)

This is what you have to do:

1. Start the desktop PC and start the hex-editor
2. Put the disk in drive A:
3. Change the first five bytes of sector 2 (boot sector is sector 1) to: 4B 45 59 00 00
4. Save it! Now you have a KEYDISK
5. Remove the disk from drive A:
6. Put the disk in the notebook drive
7. Start the notebook in Boot Mode (push the reset button)
8. Press Enter when asked for Password:
9. You will be asked to Set Password again. Press Y and Enter.
10. You now see the BIOS configuration where you can set a new password.

And that's all!

Ron
 

FriedToast

Golden Member
Apr 4, 2001
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RBBRMADE, that sounds like a good possibility. I downloaded HDD Hex Editor, but it didn't give me any options to edit the actual floppy itself. Will continue looking for a hex editor (that's free) and that will let me edit the actual floppy (unless I'm missing something).


Edit: Used HexWorks and edited the floppy as mentioned above. There's no reset button per se, but Ctrl+F12 seems to do the same thing. Pressing that while turning it on brought up a BIOS update screen. However, the Keydisc didn't seem to have any effect.

Over the weekend, the owner bought some program to clear out the BIOS apparently for ~$10. He's trying the CD right now, so hopefully that works. There was a floppy and CD with that set. Floppy didn't do any more than the Keydisc, unfortunately.
 

bruceb

Diamond Member
Aug 20, 2004
8,874
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If you got into the BIOS Update Screen then you should be able to navigate thru the BIOS
and change both the Boot Order & also remove or change any Power or Logon Passwords
that may have been set in there

You usually navigate with the Left & Right Arrow Keys ... the bios will tell you at
either the top or bottom of screen what key does what
 

FriedToast

Golden Member
Apr 4, 2001
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Well, problem is that it's not the actual BIOS itself. It's a BIOS update sentence. Just one sentence on the screen- acts like it's waiting for a disc to be inserted. Unfortunately the keydisc I'd made and the disc that my friend bought were both ignored at this point.
 

bruceb

Diamond Member
Aug 20, 2004
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I think you were supposed to boot from that floppy so that it can reset the bios for you
Please reread and follow the instructions as listed:

This is what you have to do:

1. Start the desktop PC and start the hex-editor
2. Put the disk in drive A:
3. Change the first five bytes of sector 2 (boot sector is sector 1) to: 4B 45 59 00 00
4. Save it! Now you have a KEYDISK
5. Remove the disk from drive A:
6. Put the disk in the notebook drive
7. Start the notebook in Boot Mode (push the reset button)
8. Press Enter when asked for Password:
9. You will be asked to Set Password again. Press Y and Enter.
10. You now see the BIOS configuration where you can set a new password.
 

FriedToast

Golden Member
Apr 4, 2001
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I read the instructions. I printed them out and followed them. I think the problem's at #7. There is no Reset Button. Closest we could figure was Ctrl+F12, which brings up the BIOS update. The power button itself isn't a reset. It's a purely On/Off situation there. Ctrl+Alt+Del also doesn't do the trick. It's been ~9 yrs since I had a Pentium 133 class laptop, so I don't remember if there were any specific resets that aren't used nowadays. And when I did have one, I had a Fujitsu, so if there are Toshiba-specific tricks, then I definitely am not aware of them. Never owned a Toshiba.
 

LiLithTecH

Diamond Member
Jul 28, 2002
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There is a RESET button.
Only it is not a button and you need a pencil to push it in.

Also, if I remember correctly, on the SAT 300CDS if you hold down the
LEFT SHIFT button while powering up it will allow you to Bypass the BIOS password.
 

FriedToast

Golden Member
Apr 4, 2001
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Update: Finally got another chance to work on the guy's computer (had a few other computers to deal with + vacation). Got a free parallel cable yesterday by chance, so I made a loopback cable and that worked great. Now it boots to an Invalid System Disk. But I'm happy. Making a boot disk/installing 95/replacing a bad HD are his problems now- stuff he can deal with (not like I'm an expert- he just doesn't know how to network w/ other people to find solutions).

A huge thank you to everyone that posted in this thread. Now that I realize I pulled a bonehead and didn't see the RESET button hole next to the power button, I could've had this done a long time ago when I originally had the KeyDisk made. But, live and learn.

Once again, thanks to everyone that posted for your time! :)