HP Compaq Presario 2100 Laptop Logo
John Lue II Posted on Mar 31, 2012
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How do i reset the bios password to my compaq presario 2100 laptop?

I tried to innitialize some diy changes to my pc to improve the speed and performance, but now i cannot use a lot of the programs and i cant connect to the internet. But i have also forgotten my bios password so i cant get in there to try to set things back to the original factory specifications.

1 Answer

General Systems Consulting

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  • Master 5,051 Answers
  • Posted on Mar 31, 2012
General Systems Consulting
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You will have to remove the power cord, remove the batteryand remove the CMOS Battery that is located on the motherboard. On mostcomputers you will have to take the laptop apart to get to the cmosbattery. On some systems it looks like a silver nickel that you will needa small flat head screw driver to pop it out. On other systems it will beinside a vinyl covering and has a cable that plugs into the motherboard. Once you remove the CMOS Battery, let it sit for an hour or two then put itback in and put the laptop back together. Boot the machine and you'llprobably have to go into the Bios or System Setup because the system will haveforgotten the date, time and password.

5 Related Answers

Anonymous

  • 2110 Answers
  • Posted on Dec 08, 2008

SOURCE: want to restore compaq presario to factory settings

http://h10032.www1.hp.com/ctg/Manual/c00444244.pdf


this doc may help u ...

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Anonymous

  • 57 Answers
  • Posted on May 08, 2008

SOURCE: forgot bios password

1. Shut down the computer. If you are unsure whether the
computer is off or in Hibernation, turn the computer on,
and then shut it down through the operating system.
2. Disconnect all external devices connected to the computer.
3. Disconnect the power cord.
4. Remove the battery pack by following these steps:
a. Turn the computer upside down with the front panel
toward you.
b. Slide and hold the battery release latch 1 to the left. (The
front edge of the battery pack disengages from the
computer.)
c. Lift the front edge of the battery pack 2 and swing it
back.
d. Remove the battery pack.
5. Remove the RTC battery from the socket on the system
board.
6. Wait approximately 5 minutes.
7. Replace the RTC battery and reassemble the computer.
8. Connect AC power to the computer. Do not reinsert any
battery packs at this time.
9. Turn on the computer.
All passwords and all CMOS settings have been cleared.

Anonymous

  • 263 Answers
  • Posted on Aug 02, 2009

SOURCE: HOW can access the BIOS setting in compaq presario CQ60

Try pressing F2 on start up.

Anonymous

  • 3153 Answers
  • Posted on Aug 16, 2009

SOURCE: acer aspire 3690 bios reset

Underneath the ram (remove ram) is a jumper marked J3
short this out for a couple of seconds.

This will reset bios right back.

Boot and go straight to bios (F2) and set your options as needed there.

Eg date, time, drives,and any other options the bios needs to be able to boot the machine. When you have done make sure you SAVE then exit which will re-boot.

If you didnt mess any bios settings you should be back in business



Is this information was useful please click

Anonymous

  • 74 Answers
  • Posted on Oct 16, 2009

SOURCE: crack bios password on compaq nc6320 - please

I have found that BIOS/CMOS Password Recovery Tool is the most effective.:
BIOS/CMOS Password Recovery Tool is a program that works instantly to remove any lost or forgotten BIOS/CMOS password. Simply boot your PC to DOS and execute the program, and get access to forgotten BIOS/CMOS passwords in just seconds
BIOS/CMOS Password Recovery Tool Service: http://www.biospasswordrecovery.com/

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How can i reset a bios password on a compaq 2100 laptop

try these passwords an see if there any help


A.M.I.
AAMMMIII
AMI
AMI SW
AMI?SW
AMI_SW
BIOS
CONDO
HEWITT RAND
LKWPETER
MI
Oder
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598598
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aLLy
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BIOSTAR
CONCAT
condo
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CONDO
d8on
djonet
HLT
HLT
J256
j256
J262
j262
j322
j332
J332
J64
j64
KDD
KDD
lkwpeter
Lkwpeter
LKWPETER
PINT
pint
SER
SKY_FOX
SYXZ
syxz
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ZAAADA
ZAAADA
ZBAAACA
ZBAAACA
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How to reset bios pasword compaq presario 2100

Hi,
Here is the service manual for your laptop
http://h20000.www2.hp.com/bc/docs/support/UCR/SupportManual/TPM_319733-002_rev3_us/TPM_319733-002_rev3_us.pdf
On page 2-61 it gives the explanation on the boot block jumper under the heading-->Repairing the BIOS IC..
I hope that this has been very helpful for you
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You can try using this to Reset / Remove this BIOS Password >

http://www.ntfs.com/boot-disk.htm
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