Dell Latitude C640 Notebook Logo
Anonymous Posted on Mar 24, 2010

Cannot boot .

Primary hard disk drive 0 not found . CD BOOT : memory overflow.

Time-date-stamp keeps resetting. I have replaced the Cmos battery .
Swapped around the ram (2x 256) . And reseated the hard drive .

The battery module is completely dead . It will not recharge at all .

At first I thought this was Just a simple Cmos Battery Problem . I was able to install windows XP Pro . When I booted everything was fine , except that the desk top size had shrunk . But other then that XP was functioning .I thought the cmos had messed up my install some how. But after installing the new Cmos Battery , I could no longer boot up.

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Anonymous

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  • Posted on Mar 24, 2010
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Try this. Please make sure that when you installed your CMOS battery, that you did it correctly.

Here are instructions: http://www.smartcomputing.com/Editorial/article.asp?article=articles/2004/w1510/32w10/32w10.asp

Now, if all was correct then go into the BIOS and configure your hard drive because it sounds like your hard disk isn't configured.

Most BIOS's will auto recognize the hard drive but you have to go into the BIOS and tell it to search for it and then save it by pressing F10 and save before you exit out of your BIOS.

If all else fails, replace your hard disk.

Don't forget to rate me and vote for me, thanks. Also let me know how it goes.

Testimonial: "These are all good Ideas , But the bio's seems to be very limited . I cannot find anything to reset or detect hard drive . I rechecked the cmos."

  • Anonymous Mar 24, 2010

    It might be that by pulling the CMOS battery before backing up the BIOS could have wiped your BIOS, in this case just reset your BIOS to default.

    Put that hard drive into another computer, make sure its installed as a slave and see if you can get to that hard drive. Just to test it.

    Then try another hard drive in your current machine.




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  • Master 401 Answers
  • Posted on Mar 24, 2010
RAGHU
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it sounds that you have problem in the mother board, you can hooked up your drive to other pc as slave just to ensure if it will read. if ok, then their is no problem in your hard drive also with other drive.
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My Toshiba p300 laptop has suddenly lost its operating system. It says pxe rom "operating system not found media test failure" Any suggestions battery is 2 1/2 years old running windows vista....

I am glad to HELP YOU!

Usually this error appears when your booting media [HDD] is damaged or your CMOS settings are wrong.
This issue is caused by
1. an incorrect setting in CMOS setup
or
2. a bad boot device [a bad hard disk].

WHAT TO DO:

# verify that your boot options are correctly set in CMOS setup. I'd suggest to set the CD/DVD as your first boot device and the hard drive as the second boot device.
# if your CMOS setup has an option to boot from the LAN, then give up this option by disabling it.
# if you changed any CMOS settings - SAVE AND EXIT from CMOS setup and reboot the machine.
If this does not resolve the issue try to reset the CMOS/BIOS values to the default settings > SAVE AND EXIT > REBOOT.

GOOD LUCK!
... and don't forget to RATE, please...
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I am getting a disk 1/0 error and am not confident at all with computers. How can I fix this so my son can use the computer? My PC is about 6 years old and I only ever used it 9-10 times

Hello,


A..Access the BIOS setup by pressing the key designated for your BIOS at Startup? It can be Del/F1/F2 or whatever and will be shown on Boot Screen before Windows is loaded.
B. Do you have a Win98 Boot Diskette proven to work well in a PC?
If so:
1.With the Win98 Boot Diskette in the Floppy Drive, Restart the PC.
2. Press the BIOS key [Eg:Del] enter BIOS setup
Check for correct YYYY/MM/DD and Time for your Time Zone and proceed to take a good look at the entries of your IDE devices and Floppy Drive with special attention to your Hard Drive(s) in IDE section. If they are all properly identified and normal, you can EXIT the BIOS. [ It does not mattere "Save changes" or "don't save changes" as you have not made any changes.]
3. Wait for Boot Disk to be accessed and Windows Startup Menu to appear with the Options:
1.Start Computer with CD-ROM support.
2.Start Computer without CD-ROM support
3. Help File
4. Select the option,1.Start Computer with CD-ROM support. and ENTER
5. Watch the screen for CD-ROM driver installed successfully" and "Diagnostic Tools " installed and CD-ROM drive letter designation and finally appearance of A:\Prompt
6. At, A:\ Prompt type FDISK and press ENTER.
7. Accespt Y at the bottom of "Large Disk Support" message.
8. At FDISK menu select #4. Display...."
9. Check if the HDD is shown as C: A FAT32 and size.
I am suspecting a problem somewhere here; so if you don't have an Active C: drive press ESC >ESC and remove boot Disk CTRL +ALT+ DELETE to reboot and post back
If you have an Active C: drive, press ESC >ESC to A:\Prompt and type in C: and then at C:\> prompt, type DIR and [ENTER] look for Windows Directories. Here is another Problem area. If you cannot Find any Dir or get an Error, make sure your typing and spacing are OK [ No space after Drive letter for the Command] and if so, ALT+CTRL+DEL or Power Off.

If the problem is same do next .

Alternative Start Mode

1. Re-boot PC, as it starts tap F8 several times until the windows boot window appears.
2. Scroll to "Start with last known good configuration.)
3. Press "Enter"

Or
1. Re-boot PC, as it starts tap F8 several times until the windows boot window appears.
2. Scroll to "Safe Mode" (With networking, if you want to access the internet)
3. Press "Enter"

System Restore

1. Go "Start"
2. "All programs"
3. "Accessories"
4. "System tools"
5. "System Restore"
6. ensure "Restore to an earlier time" is checked and click "Next"
7. Select an earlier date when your PC worked well. (Must be a highlighted date)
8. Click "Next"
9. Allow system restore and reboot

NTLDR is Missing.

Related errors:

Below are the full error messages that may be seen when the computer is booting.

NTLDR is Missing
Press any key to restart

Boot: Couldn't find NTLDR
Please insert another disk

NTLDR is missing
Press Ctrl Alt Del to Restart
Cause:
Computer is booting from a non-bootable source.
Computer hard disk drive is not properly setup in BIOS.
Corrupt NTLDR and/or NTDETECT.COM file.
Misconfiguration with the boot.ini file.
Attempting to upgrade from a Windows 95, 98, or ME computer that is using FAT32.
New hard disk drive being added.
Corrupt boot sector / master boot record.
Seriously corrupted version of Windows 2000 or Windows XP.
Loose or Faulty IDE/EIDE hard disk drive cable.

Solutions:

Computer is booting from a non-bootable source




CD-ROM is the first boot device, and not the hard disk drive.

Second, when the computer is booting you should receive the below prompt.

Press any key to boot from the CD

Important: When you see this message press any key such as the Enter key immediately, otherwise it will try booting from the hard drive and likely get the NTLDR error again.


Computer hard disk drive is not properly setup in BIOS

Verify that your computer hard disk drive is properly setup in the BIOS / CMOS setup. Improper settings can cause this error. Additional information on how to enter the BIOS / CMOS setup can be found in document CH000192.

Corrupt NTLDR and/or NTDETECT.COM file

Windows 2000 users
Windows XP users

Windows 2000 users

If your computer is using Microsoft Windows 2000 and you are encountering the NTLDR error. Create the below boot.ini file on the floppy diskette drive.

[boot loader]
timeout=30
default=multi(0)disk(0)rdisk(0)partition(1)\WINNT
[operating systems]
multi(0)disk(0)rdisk(0)partition(1)\WINNT="Microsoft Windows 2000 Professional" /fastdetect

Copy the NTLDR and NTDETECT.COM files from another computer using the same operating system. Both of these files are located in the root directory of the primary hard disk drive. For example, C:\NTLDR and C:\NTDETECT.COM should be the locations of these files on many computers.

Please keep in mind that these files are hidden system files, if you need additional help with viewing hidden files in Windows please see document CH000516.

Once these files have been copied to a floppy diskette reboot the computer and copy the NTLDR and NTDETECT.COM files to the root directory of the primary hard disk drive. Below is an example of what commonly should be performed from the A:\> drive.

copy ntldr c:
copy ntdetect.com c:

After the above two files have been copied, remove the floppy diskette and reboot the computer.

Windows XP users
Insert the Windows XP bootable CD into the computer.
When prompted to press any key to boot from the CD, press any key.
Once in the Windows XP setup menu press the "R" key to repair Windows.
Log into your Windows installation by pressing the "1" key and pressing enter.
You will then be prompted for your administrator password, enter that password.
Copy the below two files to the root directory of the primary hard disk. In the below example we are copying these files from the CD-ROM drive letter, which in this case is "e." This letter may be different on your computer.

copy e:\i386\ntldr c:\
copy e:\i386\ntdetect.com c:\

Once both of these files have been successfully copied, remove the CD from the computer and reboot.

Misconfiguration with the boot.ini file

Edit the boot.ini on the root directory of the hard disk drive and verify that it is pointing to the correct location of your Windows operating system and that the partitions are properly defined. Additional information about the boot.ini can be found on document CH000492.

Attempting to upgrade from a Windows 95, 98, or ME computer that is using FAT32

If you are getting this error message while you are attempting to upgrade to Windows 2000 or Windows XP from Windows 95, Windows 98, or Windows ME running FAT32 please try the below recommendations.
Boot the computer with a Windows 95, Windows 98 or Windows ME bootable diskette.
At the A:\> prompt type:

sys c:

After pressing enter you should receive the "System Transferred" message. Once this has been completed remove the floppy diskette and reboot the computer.

New hard disk drive being added

If you are attempting to add a new hard disk drive to the computer make sure that drive is a blank drive. Adding a new hard disk drive to a computer that already has Windows installed on it may cause the NTLDR error to occur.

If you are unsure if the new drive is blank or not try booting from a bootable diskette and format the new hard disk drive.

Corrupt boot sector / master boot record

It's possible your computer's hard disk drive may have a corrupt boot sector and/or master boot record. These can be repaired through the Microsoft Windows Recovery console by running the fixboot and fixmbr commands.

Additional information and help in getting into the Microsoft Windows Recovery console can be found on document CH000627.

Seriously corrupted version of Windows 2000 or Windows XP

If you have tried each of the above recommendations that apply to your situation and you continue to experience this issue it is possible you may have a seriously corrupted version of Microsoft Windows. Therefore we would recommend you reinstall Microsoft Windows 2000 and Windows XP.

If you are encountering this issue during your setup you may wish to completely erase your computer hard disk drive and all of its existing data and then install Microsoft Windows 2000 / Windows XP. Additional information about erasing the computer and starting over can be found on document CH000186.

Loose or Faulty IDE/EIDE hard disk drive cable

This issue has been known to be caused by a loose or fault IDE/EIDE cable. If the above recommendation does not resolve your issue and your computer hard disk drive is using an IDE or EIDE interface. Verify the computer hard disk drive cable is firmly connected by disconnected and reconnecting the cable.

If the issue continues it is also a possibility that the computer has a faulty cable, try replacing the hard disk drive cable with another cable and/or a new cable.

Hope this helps ,
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WIPRO LAPTOP MEMORY ERROR I have a wipro laptop that was inflacted by viruses.so i need to format it,and to reformat it i need to boot from cd. But when i try to open BIOS it need password that i am...

If you clear the BIOS password is anything help?
You can clear the BIOS password by remove the battery on the motherboard(which used to record date and time), and reset it a few minutes latter. Anything help?
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My computer lost ( ntlpd is missing) plus said press ctrl alt del it's not coming up.

Sounds like you've got some corrupted files. If you have your Windows disc, try a reinstall/repair or try to drop back to a previous restore point.

If those don't work, you might try to reformat/re-install your software. (backup your data if you can beforehand as reformatting will wipe all data from the drive).

This can even be a hardware problem, like the HD controller bad, which caused the file problem in the first place. Or a virus can cause such issues, which would make reformatting/reinstalling a good idea as well.

Make sure you have a defragment task running every month, if not every week. You can schedule to run at night or during the day, whenever you're not at the computer. If you turn it off when you're not using it, just leave it on that one day (or night) that the defragment needs to run... or start it manually before you go to sleep and unless it's a large drive, it should be done when you get up.

Good Luck!

8^)
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While booting system gives message of 0 drive error also can not find disk drive

you need to press f2 from your keyboard to enter Standard CMOS Features, then highlight drive A. change it to none. May sure that you must not have anything in there unless you have floppy drive......Then configure the boot sequence, have the bios start up first ,second the cd,third the floppy disk and last the main hard drive( primary drive).If you have secondary drive than it should after the primary drive.
Hope this will help you.
Regards,
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Reset cmos and now it won't showhard driveand it

can u view the HDD in Boot sequence in BIOS boot seq...have u reset the BIOS/COMS using any tools...try reseting the BIOS boot seq to boot from HDD insted of floppy or CDROM...also check how many HDD is displayed in the BOOT seq...the machine normaly boots from HDD 0....
else try to boot from CDROM....and insert a BOOT CD/WinXP cd in the CDROM drive...
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T30 still won't boot after fan replacement

One of your memory slots might be bad as I'm assuming you tried both memory chips in the known working slot.
I found setting the boot up sequence in BIOS is better than using F12.
Set your BIOS to boot the CDROM first. I suspect the hard drive has failed or has a problem. Do you have a floppy boot disk? Lenovo has PCDoctor bootable diagnostics on their website. You may have inadvertently bent a pin inserting the hard drive. Your CMOS battery could be dead but since that was untouched I would be surprised.
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Error

sounds like your cmos 3 volt battery is dead and needs replaced.
its a very small coin size battery located/hidden inside the laptop.
you will have to google the placement or just find it.
Not finding what you are looking for?

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