Acer M5400(G) manual Jumper Setting, Setting Jumper, Internal header pin definition, Gnd

Jumper Setting

The section explains how to set jumper for correct configuration of the mainboard.

Setting Jumper

Use the motherboard jumpers to set system configuration options. Jumpers with more Than one pin are numbered. When setting the jumpers, ensure that the jumper caps are Placed on the correct pins.

Internal header pin definition

Jumper/Header Name	Function	Definition
	CPU FAN HEADER	1: SENSE
CPU_FAN (3 PIN)		2: POWER
		3: GND

Header_1X3

1

2

3

CPU_FAN

SYS FAN HEADER	1: SENSE
SYS_FAN (3 PIN)	2: POWER
	3: GND

Yellow is symbol, Red is Pin 1 of symbol.
CLEAR CMOS HEADER	1-2:CLEAR_CMOS
	(1:Ground, 2:RTC_RSTJ)
	2-3:NORMAL
	(3:VCC_RTC)

CLR_CMOS (3 PIN)

Yellow is symbol, Red is Pin 1 of symbol.

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