Owners Manual

Jumpers and connectors

Topics:

• System board jumper settings

• System board connectors

• Disabling a forgotten password

System board jumper settings

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.

For information about resetting the password jumper to disable a password, see the Disabling A Forgotten Password section.

Table 27. System Board Jumper settings

Jumper Setting Description

PWRD_EN

(default)

The password feature is enabled (pins 1–2).

The password feature is disabled (pins 2–3).

NVRAM_CLR

(default)

The configuration settings are retained at system boot (pins 2–3).

The configuration settings are cleared at the next system boot. (pins 1–

2).

144 Jumpers and connectors