Acer 8940 manual System Block Diagram, Intel

System Block Diagram

+1.05V UP61111AQDD

P36

CHARGER ISL88731

P31

X'TAL
14.318MHz
CLOCK GENERATOR
SELGO: SLG8SP585V
	P3
DDR III	Dual Channel DDR3
SO-DIMM 0
SO-DIMM 1	800/ 1066 MHz
P14, 15

		intel
	Auburndale (UMA+VGA)
MEMORY	Clarksfield (VGA)
		rPGA 989
SYSTEM
DDR	FDI	P4.5.6.7	PCI-E	PCIE
		DMI	X16
		X4 DMI interface

		DDR PWR		3/5V SYS PWR
	Fan Driver	TPS5116	P37		ISL6237	P32
				CPU CORE PWR
	(PWM Type)	THERMAL
	P29	PROTECTION	P42		ISL62882	P33
		1.8VPWR		VAXG
		DISCHARGER	P38		ISL62881	P34
		POWER TREE		+VTT
			P39	UP61111AQDD		P35
	DISPLAY PORT
	HDMI			DISPLAY PORT
MXM 3.0	CRT				P19
	LVDS
	P17			HDMI	P19

eSATA Conn.
USB 10	P28

USB Port x 4
USB 0,6, 11, 12	P28
Bluetooth	P29
USB 4

eSATA Buffer

(TI SN75LVCP412) P28

HDD (SATA) *2

P22

ODD (SATA)

P22

SATA0

SATA3

SATA1

SATA2

USB 2.0

Azalia

FDI	DMI	Interfaces
	intel
		Graphics
SATA
	Ibex Peak_M	PCI-E
		X1
USB	PCH	RTC
		P9
IHDA	P8.9.10.11.12.13

PCI-Express

X'TAL 32.768KHz

PCIE-1

LVDS & CRT			CRT		P18
Switch			LVDS
	P18				P18
					USB7
		PCIE-2		New Card
				USB 7	P25
		PCIE-4&6		Mini Card
				WLAN / TV
PCIE-3				USB 12 & 13 P21
			X'TAL
			25MHz		USB12 & 13

SPI LPC

CCD	P29
USB 9
FingerPrint	P29
USB 2

Audio CODEC
(ALC889X)	P23

SPI ROM P9

X'TAL

32.768KHz

EC (WPC775C)

P30

NVRAM

SPI ROM

P30

IEEE1394 & Media Cardreader JMB380-QGAZ0BP26

Broadcom

Giga-LAN

(BCM5784)

P20

IEEE1394a		Card Reader	Transformer	P20
connector		Connector
	P26	P26
			RJ45	P20

Front Stereo Amp	Center Mono Amp	Rear Audio Amp		Sub-Amplifier
(G1453L/ 2W+2W)	(G1442/ 2W)	& Head phone		(MAX9737)
P24	P23	AN12947A	P23,P24	P24
Front Speaker	Center Speaker	Speaker	S/PDIF	SUBWOOFER
P24	P24	P24	P24	P24

Line in	MIC Jack	Int. D-MIC
P24	P24	P18, P24

Touch Pad	MMB
P29	P27
K/B COON.	CIR
P29	P30

4 Chapter 1