System Block Diagram - Acer eMachines eM250 Series Service Manual

System Block Diagram

Thermal Sensor
EMC1402
page 4
SDIO CONN
page 27
Power ON/OFF
DC/DC Interface
page 29
& LED CONN
page 26
3VALW/5VALW
page 33
DC IN
page 31
1.5VS/0.9VS/
2.5VS
BATT IN
page 32 page 36
CHARGER 1.8V/VCCP
page 34
page 35
CPU_CORE
page 37
Chapter 1
CRT Conn
page 14
RGB
LCD Conn. LVDS
page 13
PCI-Express
10/100 Ethernet
MINI Card x2
AR8114A
page 19 page 24
Transfermer
page 24
RJ45
page 24
Int.KBD
Diamondville SC
FCBGA8
437Pins
22x22mm
page 4,5
FSB
H _ # A 3 ( 3 . . ) 1 400/533MHz H _ D # 0 ( 6 . . ) 3
Memory BUS(DDRII)
Calistoga GSE
FCBGA998
1.8V DDRII 400/533
27x27mm
page 6,7,8,9,10
DMI
X2 mode
ICH7M
BGA652
31x31mm
page 15,16,17,18
JP7
LPC BUS
ENE KBC
SPI
KB926
page 25
SPI ROM
page 27 page 25
Touch Pad
page 27
Clock Generator
CK505
page 12
DDRII-SO-DIMM
page 11
USB
HDA
SATA
to I/OBoard CONN
page 22
Aralia Codec
ALC272
page 20
HeadPhone & INT DMIC CONN
AMP & INT
MIC Jack
Speaker
page 21 page 21
I/O board
SATA CONN
USB Port X2
USB Card Reader
x1 RTS5159E
USB Port X1
page 28
I/O Board X2
page 22
to I/O board
CONN
RTS5159E
page 22
BlueToothX1
page19
CMOS CAM
page13
WLANX1
page19
WWANX1
page19
page 13
3