Dell GX400 manual Jumpers, Setting Description

L_IN	Line-in connector
L_OUT	Line-out/speaker connector
MIC	Microphone connector
MICROPROCESSOR	Microprocessor with heat sink
MSE	PS/2 mouse connector
NIC	Network adapter connector
PANEL	Control-panel connector
PAR	Parallel port connector
PCIn	PCI expansion-card connector
POWER	Computer power connector
PSWD	Password jumper
RIMM_n	RIMM socket
RTCRST	Real-time clock reset jumper
SER	Serial port connectors
SPKR	Internal speaker
STANDBY_LED	Standby power light
STR	Suspend-to-RAM light
TAPI	Telephony connector
USB	Port 2 USB connectors (2)
USB2	Port 1 USB connectors (2)
VRM	VRM connector

Jumpers

System Board Jumpers

NOTICE: Ensure that your computer is turned off before you change a jumper setting. Otherwise, damage to your computer or unpredictable results may occur.

To change a jumper setting, pull the plug off its pin(s) and carefully fit it down onto the pin(s) indicated.

The following table lists the system board jumpers and their settings.

System-Board Jumper Settings

Jumper		Setting	Description
PSWD		(default)	Password features are enabled.
			Password features are disabled.
RTCRST			Real-time clock reset. Can be used for troubleshooting.
	jumpered		unjumpered