Dell Inspiron 15 3520, Service Manual

Page: 103 / 111

Assigning a system setup password
Prerequisites
You can assign a new System or Admin Password only when the status is in Not Set .
About this task
To enter the system setup, press F12 immediately after a power-on or reboot.
Steps
1. In the System BIOS or System Setup screen, select Security and press Enter.
The Security screen is displayed.
2. Select System/Admin Password and create a password in the Enter the new password field.
Use the following guidelines to assign the system password:
● A password can have up to 32 characters.
● At least one special character: ! " # $ % & ' ( ) * + , - . / : ; < = > ? @ [ \ ] ^ _ ` { | }
● Numbers 0 through 9.
● Upper case letters from A to Z.
● Lower case letters from a to z.
3. Type the system password that you entered earlier in the Confirm new password field and click OK .
4. Press Esc and save the changes as prompted by the pop-up message.
5. Press Y to save the changes.
The computer restarts.
Deleting or changing an existing system setup password
Prerequisites
Ensure that the Password Status is Unlocked (in the System Setup) before attempting to delete or change the existing
System and/or Setup password. You cannot delete or change an existing System or Setup password, if the Password Status is
Locked.
About this task
To enter the System Setup, press F12 immediately after a power-on or reboot.
Steps
1. In the System BIOS or System Setup screen, select System Security and press Enter.
The System Security screen is displayed.
2. In the System Security screen, verify that Password Status is Unlocked .
3. Select System Password , update, or delete the existing system password, and press Enter or Tab.
4. Select Setup Password , update, or delete the existing setup password, and press Enter or Tab.
NOTE: If you change the System and/or Setup password, reenter the new password when prompted. If you delete the
System and/or Setup password, confirm the deletion when prompted.
5. Press Esc and a message prompts you to save the changes.
6. Press Y to save the changes and exit from System Setup.
The computer restarts.
Clearing BIOS (System Setup) and System passwords
About this task
To clear the system or BIOS passwords, contact Dell technical support as described at www.dell.com/contactdell .
System setup 103