Item

Connector

Description

 

 

 

38

INT_USB_3.0

Internal USB 3.0 connector

39

SLOT8 PCIE_G3_X8 (CPU1)

PCIe card connector 8

System board jumper settings

For information on resetting the password jumper to disable a password, see Disabling a forgotten

password.

Table 5. System board jumper settings

Jumper

Setting

Description

 

 

 

PWRD_EN

 

The password reset feature is enabled (pins 2–4).

 

 

BIOS local access is unlocked at the next AC

 

 

power cycle.

 

 

The password reset feature is disabled (pins 4–6).

NVRAM_CLR

 

The configuration settings are retained at the next

 

 

system boot (pins 3–5).

 

 

The configuration settings are cleared at system

 

 

boot (pins 1–3).

Disabling a forgotten password

The system's software security features include a system password and a setup password. The password jumper enables these password features or disables them 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 came with the product.

Steps

1.Turn off the system, including any attached peripherals, and disconnect the system from the electrical outlet.

2.Remove the system cover.

3.Move the jumper on the system-board jumper from pins 2 and 4 to pins 4 and 6.

4.Install the system cover.

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.

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Dell T630 owner manual System board jumper settings, Disabling a forgotten password