Dell PowerEdge 2550 User Manual download pdf (Page 16)

Figure A-3. System Board Jumpers

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Table A-1. System-Board Jumper Settings

System Board Connectors

TableA-2 lists the connectors and sockets located on the system board. See Figure8-1 for the location of these connectors and sockets.

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Table A-2. System Board Connectors and Sockets

Jumper

Setting

Description

CARDBIOS



Reserved (do not change).

ISA_CLR

(default)

The configuration settings are retained at system boot.

The configuration settings are cleared at next system boot. (If the configuration settings become corrupted to the point

where the system will not boot, install the jumper plug and boot the system. Remove the jumper before restoring the

configuration information.)

PASSWRD

(default)

The password feature is enabled.

The password feature is disabled.

jumpered unjumpered

NOTE: For the full name of an abbreviation or acronym used in this table, see "Abbreviations and Acronyms."

Connector or Socket

Description

BACKPLANE

Hot-pluggable SCSI backplane board interface cable connector

BATTERY

Battery connector

COMn

Serial port connectors; sometimes referred to as COM1 and COM2

DIMM_x

memory module sockets

DIMM_RAID

memory module socket for integrated RAID controller

INTRUS

Intrusion-alarm switch connectors

KYBD

Keyboard connector

MOUSE

Mouse connector

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