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Adjust DDR_VREF_DQ_A
Adjust DDR_VREF_DQ_B
Adjust DDR_VREF_CA_A
Adjust DDR_VREF_CA_B
Security
Supervisor Password:
User Password:
Set Supervisor Password
Boot
Set Boot Priority
1st Boot Device
2nd Boot Device
3rd Boot Device
4th Boot Device
5th Boot Device
6th Boot Device
7th Boot Device
Hard Disk Drive BBS Priorities
CD/DVD ROM Drive BBS Priorities
Exit
Provides options to Save Changes and Reset, Discard Changes and Reset, Restore Defaults, and Reset System with ME disable Mode.
Clearing Forgotten Passwords and CMOS Settings
WARNING:
Before you begin any of the procedures in this section, follow the safety instructions that shipped with your computer.
WARNING:
The computer must be disconnected from the electrical outlet to clear the password setting.
CAUTION:
Only a certified service technician should perform repairs on your computer. Damage due to servicing that is not authorized by Dell is
not covered by your warranty.
CAUTION:
To avoid electrostatic discharge, ground yourself by using a wrist grounding strap or by periodically touching an unpainted metal
surface (such as a connector on your computer).
1. Follow the instructions in
Before You
2. Remove the left side-panel (see
3. Reset the current password and CMOS settings:
a. Locate the 3-pin CMOS or password-reset jumper on the system board (see
b. Remove the jumper plug from the CMOS or password-reset jumper pins 2 and 3.
c. Place the jumper plug on the CMOS or password-reset jumper pins 1 and 2 and wait for approximately five seconds.
d. Remove the jumper plug and replace it on the CMOS or password reset jumper pins 2 and 3.
CMOS:
Adjusts the DDR3 Data VREF – Channel A.
Adjusts the DDR3 Data VREF – Channel B.
Adjusts the DDR3 Address VREF – Channel A.
Adjusts the DDR3 Address VREF – Channel B.
Allows you to change the supervisor password.
Allows you to change the user password. You cannot use the user password to enter the BIOS setup, during POST.
Allows you to set a supervisor password.
Displays the first boot device.
Displays the second boot device.
Displays the third boot device.
Displays the fourth boot device.
Displays the fifth boot device.
Displays the sixth boot device.
Displays the seventh boot device.
Sets the hard drive boot priority. The items displayed are dynamically updated according to the hard drives detected.
Sets the CD/DVD drive boot priority.
Begin.
Removing the Left
Side-Panel).
System Board
Components).
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