Dell PowerEdge R350 EMC Installation and Service Manual - Page 92

System board jumper settings, Disabling a forgotten password

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5. DIMM slots 6. Sytem power connector 7. SATA ODD 8. SATA 0-3 9. Fan 4 10. Fan 3 11. BOSS power 12. BOSS 13. TPM 14. Fan 2 15. Left control panel 16. Intrusion connector 17. IDSDM 18. System battery 19. Fan 1 20. Right control panel 21. PIB connector 22. HDD and ODD power 23. PWRD_EN and NVRAM_CLR jumper System board jumper settings For information about resetting the password jumper to disable a password, see the Disabling a forgotten password section. Table 23. System board jumper settings Jumper PWRD_EN Setting Description The BIOS password feature is enabled. NVRAM_CLR The BIOS password feature is disabled. The BIOS password is now disabled and you are not allowed to set a new password. The BIOS configuration settings are retained at system boot. The BIOS configuration settings are cleared at system boot. CAUTION: You should be cautious when changing the BIOS settings. The BIOS interface is designed for advanced users. Any changes in the setting might prevent your system from starting correctly and may even result in data loss. Disabling a forgotten password The software security features of the system include a system password and a setup password. The password jumper enables or disables password features and clears any password(s) currently in use. Prerequisites CAUTION: Many repairs may only be done by a certified service technician. You should only perform troubleshooting and simple repairs as authorized in your product documentation, or as directed by the online or telephone service and support team. Damage due to servicing that is not authorized by Dell is not covered by your warranty. Read and follow the safety instructions that are shipped with your product. 92 Jumpers and connectors

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5.
DIMM slots
6.
Sytem power connector
7.
SATA ODD
8.
SATA 0-3
9.
Fan 4
10.
Fan 3
11.
BOSS power
12.
BOSS
13.
TPM
14.
Fan 2
15.
Left control panel
16.
Intrusion connector
17.
IDSDM
18.
System battery
19.
Fan 1
20.
Right control panel
21.
PIB connector
22.
HDD and ODD power
23.
PWRD_EN and NVRAM_CLR jumper
System board jumper settings
For information about resetting the password jumper to disable a password, see the
Disabling a forgotten password
section.
Table 23. System board jumper settings
Jumper
Setting
Description
PWRD_EN
The BIOS password feature is enabled.
The BIOS password feature is disabled. The BIOS password is
now disabled and you are not allowed to set a new password.
NVRAM_CLR
The BIOS configuration settings are retained at system boot.
The BIOS configuration settings are cleared at system boot.
CAUTION:
You should be cautious when changing the BIOS settings. The BIOS interface is designed for
advanced users. Any changes in the setting might prevent your system from starting correctly and may even
result in data loss.
Disabling a forgotten password
The software security features of the system include a system password and a setup password. The password jumper enables or
disables password features and clears any password(s) currently in use.
Prerequisites
CAUTION:
Many repairs may only be done by a certified service technician. You should only perform
troubleshooting and simple repairs as authorized in your product documentation, or as directed by the online or
telephone service and support team. Damage due to servicing that is not authorized by Dell is not covered by
your warranty. Read and follow the safety instructions that are shipped with your product.
92
Jumpers and connectors