Jumpers And Connectors; System Board Jumper Settings - Dell PowerEdge C4130 Owner's Manual

Jumpers and connectors

This topic provides specific information about the system jumpers. It also provides some basic
information about jumpers and switches and describes the connectors on the various boards in the
system. Jumpers on the system board help to disable system and setup passwords. You must know the
connectors on the system board to install components and cables correctly.

System board jumper settings

For information on resetting the password jumper to disable a password, see the Disabling a forgotten
password section.
Table 33. System board jumper settings
Jumper Setting
PWRD_EN
NVRAM_CLR
Related Links
Disabling a forgotten password
Removing the system top cover (front)
Installing the system top cover (front)
Removing the system top cover (back)
Installing the system top cover (back)
Description
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).
The configuration settings are retained at the next
system boot (pins 3–5).
The configuration settings are cleared at system
boot (pins 1–3).
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