background image

4. In the 

System Password

 field, type your system password, and press Enter or Tab.

Use the following guidelines to assign the system password:

A password can have up to 32 characters.

A message prompts you to reenter the system password.

5. Reenter the system password, and click 

OK

.

6. In the 

Setup Password

 field, type your setup password and press Enter or Tab.

A message prompts you to reenter the setup password.

7. Reenter the setup password, and click 

OK

.

8. Press Esc to return to the System BIOS screen. Press Esc again.

A message prompts you to save the changes.

NOTE:

 Password protection does not take effect until the system reboots.

Using your system password to secure your system

About this task

If you have assigned a setup password, the system accepts your setup password as an alternate system password.

Steps

1. Turn on or reboot your system.
2. Type the system password and press Enter.

Next steps

When 

Password Status

 is set to 

Locked

, type the system password and press Enter when prompted at reboot.

NOTE:

 If an incorrect system password is typed, the system displays a message and prompts you to reenter your password.

You have three attempts to type the correct password. After the third unsuccessful attempt, the system displays an error
message that the system has stopped functioning and must be turned off. Even after you turn off and restart the system,
the error message is displayed until the correct password is entered.

Deleting or changing system and setup password

Prerequisites

NOTE:

 You cannot delete or change an existing system or setup password if the 

Password Status

 is set to 

Locked

.

Steps

1. To enter System Setup, press F2 immediately after turning on or restarting your system.
2. On the 

System Setup Main Menu

 screen, click 

System BIOS

 > 

System Security

.

3. On the 

System Security

 screen, ensure that 

Password Status

 is set to 

Unlocked

.

4. In the 

System Password

 field, alter or delete the existing system password, and then press Enter or Tab.

5. In the 

Setup Password

 field, alter or delete the existing setup password, and then press Enter or Tab.

If you change the system and setup password, a message prompts you to reenter the new password. If you delete the
system and setup password, a message prompts you to confirm the deletion.

6. Press Esc to return to the 

System BIOS

 screen. Press Esc again, and a message prompts you to save the changes.

7. Select 

Setup Password

, change, or delete the existing setup password and press Enter or Tab.

NOTE:

 If you change the system password or setup password, a message prompts you to reenter the new password. If

you delete the system password or setup password, a message prompts you to confirm the deletion.

22

Pre-operating system management applications

Summary of Contents for EMC PowerEdge R650xs

Page 1: ...Dell EMC PowerEdge R650xs BIOS and UEFI Reference Guide Part Number E74S Series Regulatory Type E74S001 September 2021 Rev A01 ...

Page 2: ...ential damage to hardware or loss of data and tells you how to avoid the problem WARNING A WARNING indicates a potential for property damage personal injury or death 2022 Dell Inc or its subsidiaries All rights reserved Dell EMC and other trademarks are trademarks of Dell Inc or its subsidiaries Other trademarks may be trademarks of their respective owners ...

Page 3: ...operating system management applications 4 System Setup 4 System BIOS 5 iDRAC Settings 24 Device Settings 24 Dell Lifecycle Controller 24 Embedded system management 24 Boot Manager 24 PXE boot 25 Contents Contents 3 ...

Page 4: ...etup power on the system press F2 and click System Setup Main Menu NOTE If the operating system begins to load before you press F2 wait for the system to finish booting and then restart the system and try again The options on the System Setup Main Menu screen are described in the following table Table 1 System Setup Main Menu Option Description System BIOS Enables you to configure the BIOS setting...

Page 5: ...pported in BIOS boot mode Integrated Devices Specifies options to manage integrated device controllers and ports specifies related features and options Serial Communication Specifies options to manage the serial ports its related features and options System Profile Settings Specifies options to change the processor power management settings memory frequency System Security Specifies options to con...

Page 6: ...bles the Node interleaving option Specifies if the Non Uniform Memory Architecture NUMA is supported If this field is set to Enabled memory interleaving is supported if a symmetric memory configuration is installed If the field is set to Disabled the system supports NUMA asymmetric memory configurations This option is set to Disabled by default ADDDC Settings Enables or disables ADDDC Setting feat...

Page 7: ...is set to Maximum data rate by default Maximum data rate indicates that the BIOS runs the communication links at the maximum frequency supported by the processors You can also select specific frequencies that the processors support which can vary For best performance you should select Maximum data rate Any reduction in the communication link frequency affects the performance of non local memory ac...

Page 8: ... is set to Enabled by default You can enable this option to enter the dead lines in LLC or disable the option to not enter the dead lines in LLC Directory AtoS Enables or disables the Directory AtoS AtoS optimization reduces remote read latencies for repeat read accesses without intervening writes This option is set to Disabled by default Logical Processor Idling Enables you to improve the energy ...

Page 9: ...h system profile mode This option is set to Disabled by default NOTE Depending on the number of installed processors there might be up to two processor listings Dell AVX Scaling Technology Enables you to configure the Dell AVX scaling technology This option is set to 0 by default Enter the value from 0 to 12 bins The value that is entered decreases the Dell AVX Scaling Technology frequency when th...

Page 10: ...apacity Specifies the maximum memory capacity per processor Microcode Specifies the processor microcode version SATA Settings To view the SATA Settings screen power on the system press F2 and click System Setup Main Menu System BIOS SATA Settings Table 7 SATA Settings details Option Description Embedded SATA Enables the embedded SATA option to be set to Off AHCI mode or RAID modes This option is s...

Page 11: ...ew interface between operating systems and platform firmware The interface consists of data tables with platform related information boot and runtime service calls that are available to the operating system and its loader The following benefits are available when the Boot Mode is set to UEFI Support for drive partitions larger than 2 TB Enhanced security e g UEFI Secure Boot Faster boot time NOTE ...

Page 12: ...e boot device order Boot Options Enable Disable Enables you to select the enabled or disabled boot devices Choosing system boot mode System Setup enables you to specify one of the following boot modes for installing your operating system UEFI boot mode the default is an enhanced 64 bit boot interface If you have configured your system to boot to UEFI mode it replaces the system BIOS 1 From the Sys...

Page 13: ... HTTP boot option is created for the device HTTP Device n Settings n 1 to 4 Enables you to control the configuration of the HTTP device UEFI iSCSI Settings Enables you to control the configuration of the iSCSI device Table 13 PXE Device n Settings details Option Description Interface Specifies NIC interface used for the PXE device Protocol Specifies Protocol used for PXE device This option is set ...

Page 14: ...rt is managed by iDRAC exclusively with no host visibility This option is set to ON or OFF When set to OFF iDRAC does not detect any USB devices installed in this managed port This option is set to On by default Internal SD Card Port Enables or disables the internal SD card port of the Internal Dual SD Module IDSDM This option is set to On by default Internal SD Card Redundancy Configures the redu...

Page 15: ...vices This option is set to Disabled by default OS Watchdog Timer If your system stops responding this watchdog timer aids in the recovery of your operating system When this option is set to Enabled the operating system initializes the timer When this option is set to Disabled the default the timer does not have any effect on the system Empty Slot Unhide Enables or disables the root ports of all t...

Page 16: ...Device 2 for the Serial Over LAN SOL feature To use console redirection by SOL configure the same port address for console redirection and the serial device NOTE Every time the system boots the BIOS syncs the serial MUX setting that is saved in iDRAC The serial MUX setting can independently be changed in iDRAC Loading the BIOS default settings from within the BIOS setup utility may not always reve...

Page 17: ...ower states C States allow the processor to enter lower power states when idle When set to Enabled OS controlled or when set to Autonomous if hardware controlled is supported the processor can operate in all available Power States to save power but may increase memory latency and frequency jitter This option is set to Enabled by default Memory Patrol Scrub Sets the memory patrol scrub mode This op...

Page 18: ...M Information TPM Security NOTE The TPM menu is available only when the TPM module is installed Enables you to control the reporting mode of the TPM The TPM Security option is set to Off by default You can only modify the TPM Status and TPM Activation if the TPM Status field is set to either On with Pre boot Measurements or On without Pre boot Measurements When TPM 1 2 is installed the TPM Securit...

Page 19: ...M2 Algorithm Selection option supports SHA1 SHA128 SHA256 SHA512 and SM3 by detecting the TPM module This option is set to SHA1 by default Table 22 System Security details Option Description Intel R TXT Enables you to set the Intel Trusted Execution Technology TXT option To enable the Intel TXT option virtualization technology and TPM Security must be enabled with Pre boot measurements for TPM 1 2...

Page 20: ...wer on up until iDRAC Root of Trust RoT is completed host power on will be delayed by minimum 90 seconds after the AC applied AC Power Recovery Delay Sets the time delay for the system to power up after AC power is restored to the system This option is set to Immediate by default When this option is set to Immediate there is no delay for power up When this option is set to Random the system create...

Page 21: ... and transitions between modes The BIOS performs a signature verification on pre boot images and logs the results in the image Execution Information Table but executes the images whether they pass or fail verification Audit Mode is useful for programmatic determination of a working set of policy objects Deployed Mode Deployed Mode is the most secure mode In Deployed Mode PK must be installed and t...

Page 22: ...hat the system has stopped functioning and must be turned off Even after you turn off and restart the system the error message is displayed until the correct password is entered Deleting or changing system and setup password Prerequisites NOTE You cannot delete or change an existing system or setup password if the Password Status is set to Locked Steps 1 To enter System Setup press F2 immediately ...

Page 23: ...sk from the following devices None IDSDM SATA Ports in AHCI mode BOSS PCIe Cards Internal M 2 Drives Internal USB NOTE RAID configurations and NVMe cards are not included as BIOS does not have the ability to distinguish between individual drives in those configurations Internal SD card Redundant OS State NOTE This option is disabled if Redundant OS Location is set to None When set to Visible the b...

Page 24: ...rmation about using iDRAC see Dell Integrated Dell Remote Access Controller User s Guide at https www dell com idracmanuals Device Settings Device Settings enables you to configure device parameters such as storage controllers or network cards Dell Lifecycle Controller Dell Lifecycle Controller LC provides advanced embedded systems management capabilities including system deployment configuration ...

Page 25: ...up Enables you to access System Setup Launch Lifecycle Controller Exits the Boot Manager and invokes the Dell Lifecycle Controller program System Utilities Enables you to launch System Utilities menu such as Launch Diagnostics BIOS update File Explorer Reboot System PXE boot You can use the Preboot Execution Environment PXE option to boot and configure the networked systems remotely To access the ...

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