Blank screen after account log-in is selected

more likely a fault with the wiring or an invertor board problem

Please follow the steps mentioned below to set 'Power buttons and lid' options to sleep by using the power button and Closing the lid.

1. Go to start screen
2. Type in like this " power options"
3. Select power options from the search results
4. Select "Change plan settings" under the plan the radio button is selected.
5. Select "Change advanced power settings"
6. Change the options available of the 'Power buttons and lid'
7. Click OK.

Also please refer to the link below for Dell Inspiron 1545 manual PDF.

http://downloads.dell.com/manuals/all-products/esuprt_laptop/esuprt_inspiron_laptop/inspiron-1545_setup%20guide_en-us.pdf

This tutorial is about how to reset Dell password without losing any data. Usually, when we realize losing laptop password, the best way is using password reset disk if you have created it before.

The MOST efficient way if you don't have a password reset disk
, try to find Windows Password Key to reset your account
password to blank without knowing the current password

Yes you can fix the issue by reinstalling the OS in a simple way

Follow the steps given bellow

http://findtechhelp12.blogspot.com/2010/11/how-to-reinstall-os-in-dell-computer.html

If u want to clear the bios password u have to remove the CMOS battery from the motherboard for 5 minutes and then put it back up.

If its the windows password, and if u r lucky enough u might be able to access to ur computer from the safe mode. Enter Control Panel and click on User Accounts. Select the account for which u wish to remove password and click remove password.

Windows Vista: Dell Factory Image Restore

1. Turn on the computer. When the Dell logo appears, press several times to access the Vista Advanced Boot Options window.
   
   
2. Select Repair Your Computer.
   
   

The System Recovery Options window appears.

1. Select a keyboard layout and click Next.
   
   
2. To access the recovery options, log on as a local user. To access the command prompt, typeadministrator in the User name field, then click OK.
   
   
3. Click Dell Factory Image Restore.
   
   

NOTE: Depending upon your configuration, you may need to select Dell Factory Tools, then Dell Factory Image Restore.

The Dell Factory Image Restore welcome screen appears.

1. Click Next.
   

1. Reboot the computer
2. Right after the bios is finished, hit F8 (or F2,10,12)
3. Select ‘Safe mode’ or ‘Safe mode with networking support’
4. Windows will boot up to the logon screen. Click administrator
5. Do, Start->Run->type ‘command’
6. To reset the password type ‘net user username *’ where username is the username you want to reset.
7. For no password, leave blank.
8. Now, reboot and you can login as that user.

The cable between the motherboard and the screen is probably breaking into.

if your getting your dell logo it means your disply is working fine

may be u r windows is not working properly just try to up-date your windows with any windows disk

Do you mean the password to log into Windows XP?

If so, right after you turn on the Laptop, start tapping the F8 key until you get a menu screen on a black background.

With the keyboard arrow keys, select Safe Mode and click Enter.

On the Windows Welcome Screen you should see your Windows account and a new Administrator account. Hopefully, no one set up a password on the built-in Administrator account. Click the Administrator account and click to log in with no (blank) password.

Windows will tell you that you are working in Safe Mode and click yes on that box (The screen will look considerably larger and your background will not show as Windows uses default video drivers in safe mode). Click start and go to Control Panel. On the left hand side click Classic View and then Double Click on the User Accounts Icon.

Click your account from the User Accounts window that opens and choose Change My Password or Remove My Passowd. After you have removed or changed your password, close all the Windows and Restart your computer normally. When you get to the Windows Welcome Screen, the Administrator account should not be listed anymore and you can select your account and log in with the New Password you created, or log in with a blank password if you chose to Remove My Password.