Windows 7 requires a reboot to enter every time it is powered on

When the computer's video card and monitor are normal, why can not enter the Windows 7 system after the boot, but after the restart and normal access?

If you have a problem with your computer that requires you to restart your computer each time to enter the Windows 7 system, you can try to restore the BIOS defaults to resolve the problem. For different computers and Windows 7 versions, the method for restoring BIOS settings is different. The following are easy to enumerate several common models to restore the BIOS settings method:

Close the table and expand the table Optiplex Desktop series:
How to enter the BIOS
1. Open or restart the computer;
2. When you see the Dell icon, press "F2" button to enter the system setup (BIOS) immediately;

Restore BIOS Original functionality
Under the BIOS interface, press the CAPS lock (CAPS LOCK), NUM LOCK (Digital Lock), and SCROLL Lock (SCROLL LOCK) keys to light the keyboard "Caps lock", NUM LOCK (Digital Lock), and scroll Lock (SCROLL LOCK) Three lights, and then press the following 3-group key combinations respectively:
Alt+e--Clears (releases) the interrupt resource and starts the reassignment next time. After pressing the key combination will be able to hear a crisp "bi-" sound.
Alt+f--Restore factory settings. After pressing the key combination will be able to hear a crisp "bi-" sound.
Alt+b-reboot.

Clear Password Method: When the Password input box appears, enter the password and press the CTRL key and enter key at the same time.
Clear Password method Two: using MB on the PSWD jumper, after the removal of the boot system, in the BIOS set the password is empty, shut down the system, plug back into the pswd jumper.

Dimension Series Desktops:
How to enter the BIOS
1. Open or restart the computer;
2. When you see the Dell icon, press "F2" to enter "System Setup (BIOS)" immediately; Restore BIOS original function
Under the BIOS interface, press the CAPS lock (CAPS LOCK), NUM LOCK (Digital Lock), and SCROLL Lock (SCROLL LOCK) keys to light the keyboard "Caps lock", NUM LOCK (Digital Lock), and scroll Lock (SCROLL LOCK) Three lights, and then press the following 3-group key combinations respectively:
Alt+e--Clears (releases) the interrupt resource and starts the reassignment next time. After pressing the key combination will be able to hear a crisp "bi-" sound.
Alt+f--Restore factory settings. After pressing the key combination will be able to hear a crisp "bi-" sound.
Alt+b-reboot.

or set the reset Config Data------The BIOS interface is equivalent to "alt+e".

Latitude Series Notebooks:
How to enter the BIOS
1. Open or restart the computer;
2. When you see the Dell icon, press "F2" button to enter the system setup (BIOS) immediately;

Restore BIOS Original functionality
Latitude C; CP; CS Series system: Reboot the computer, press "F2" to enter the BIOS setup state, press "alt+f" to restore the CMOS original setting. After pressing the key combination will be able to hear a crisp "bi-" sound;
L Series System: Reboot the computer, press "F2" to enter the BIOS setup state, press "F9" to restore the CMOS original setting.

Inspiron Series Notebooks
How to enter the BIOS
1. Open or restart the computer;
2. When you see the Dell icon, press the "F2" key to enter the system setup (BIOS);

Restore BIOS Original functionality
Reboot the computer, press "F2" to enter the BIOS setup state, press "alt+f" to restore the CMOS original settings. After pressing the key combination will be able to hear a crisp "bi-" sound;
For some different BIOS versions, you can restore the CMOS original settings by pressing "F9".

Shortcut
1. In Dim4300, Dim8100, Dim8200, GX50, GX240, GX150, GX400 models, press the "Ctrl+alt+f8" key combination, the start sequence prompts the menu, you can choose the starting order in this menu.
2. A new feature is provided in a new version of the BIOS for all models: Press the F12 key during power-on to enter a Quick Launch menu, where you can switch the first boot device.

If the above method does not cover your model, do not worry! You can contact the purchase of computer manufacturers to consult Oh!