Table 99. PEM board jumpers and connectors (continued)
Item Connector Description
20. SL13_CPU4_PB1 PCIe Connector 13
21. SL12_CPU4_PA1 PCIe Connector 12
22. UPI6 UPI Connector 6
23. C12, C4, C14, C6, C10, C2, C16, and C8 DIMMs for CPU 3 for channels E, F, G, and H
24. CPU4 Processor 4
25. D12, D4, D14, D6, D10, D2, D16, and D8 DIMMs for CPU 4 for channels E, F, G, and H
System board jumper settings
For information about resetting the password jumper to disable a password, see the Disabling a forgotten password section.
Table 100. 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.
Steps
1. Power off the system and all attached peripherals. Disconnect the system from the electrical outlet, and disconnect the
peripherals.
2. Remove the system cover.
3. Move the jumper on the system board from pins 2 and 4 to pins 4 and 6.
4. Replace the system cover.
NOTE:
The existing passwords are not disabled (erased) until the system boots with the jumper on pins 4 and 6.
However, before you assign a new system and/or setup password, you must move the jumper back to pins 2 and 4.
206 Jumpers and connectors
To Next Page
Loading...
