Dell Latitude E6420 Administration Guide - Page 107

Troubleshooting - bios password reset

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Troubleshooting This page describes a few basic troubleshooting steps to follow if problems are experienced with the Intel AMT configuration. Check DSN for more troubleshooting options. Return to Default Return to Default is also known as un-provisioning. An Intel AMT setup and configured computer can be un-provisioned using the Unconfigure Network Access option on the ME General Settings screen. Follow the step below to un-provision a computer: 1. Select Un-Provision and then select Full Un-provision. This option returns all Intel AMT configuration settings to factory defaults and does not reset ME configuration settings or passwords. An un-provisioning message displays after about one minute. After the un-provisioning completes, control is passed back to ME General Settings screen. 1. Select Return to previous menu. 2. Select Exit and then press . The computer restarts. Firmware Flash Flash the firmware to upgrade to newer versions of Intel AMT. The automatic flash feature can be disabled by selecting Disabled under the Secure Firmware Update setting in the MEBx interface. If this setting is disabled, a firmware error message appears when flashing the BIOS. Serial-Over-LAN (SOL) / IDE Redirection (IDE-R) If you cannot use IDE-R and SOL, perform these steps: 1. At the initial boot screen, press to enter the MEBx screens. 2. A prompt for the password appears. Type the new Intel ME password. 3. Select Unconfigure Network Access. Press . 4. Select Y. Press . 5. Select Full Unprovision. Press . 6. Reconfigure the settings under the AMT Configuration menu option shown here.

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Troubleshooting
This page describes a few basic troubleshooting steps to follow if problems are experienced with the Intel AMT configuration.
Check DSN for more troubleshooting options.
Return to Default
Return to Default is also known as un-provisioning. An Intel AMT setup and configured computer can be un-provisioned using
the
Unconfigure Network Access
option on the ME General Settings screen.
Follow the step below to un-provision a computer:
1. Select
Un-Provision
and then select
Full Un-provision
.
This option returns all Intel AMT configuration settings to factory defaults and does not reset ME configuration settings or
passwords. An un-provisioning message displays after about one minute. After the un-provisioning completes, control is
passed back to ME General Settings screen.
1. Select
Return to previous menu
.
2. Select
Exit
and then press <y>. The computer restarts.
Firmware Flash
Flash the firmware to upgrade to newer versions of Intel AMT. The automatic flash feature can be disabled by selecting
Disabled
under the
Secure Firmware Update
setting in the MEBx interface. If this setting is disabled, a firmware error
message appears when flashing the BIOS.
Serial-Over-LAN (SOL) / IDE Redirection (IDE-R)
If you cannot use IDE-R and SOL, perform these steps:
1. At the initial boot screen, press
<Ctrl><p>
to enter the MEBx screens.
2. A prompt for the password appears. Type the new Intel ME password.
3. Select
Unconfigure Network Access
. Press
<Enter>
.
4. Select
Y
. Press
<Enter>
.
5. Select
Full Unprovision
. Press <Enter>.
6. Reconfigure the settings under the
AMT Configuration
menu option shown
here
.