System Block Diagram - Acer ASPIRE 4252 Service Manual

System Block Diagram

DDR3- SODIMM1
DDR3- SODIMM2
CPU SideBand TemperatureSense I2C
P0
LAN Mini PCI-E
BROADCOM Card
PCIE-LAN
BCM57780 (Wireless LAN)
(10/100/1000)
25MHz
RJ45
SATA0 150MB
SATA - HDD
3 Gb/s
SATA - ODD SATA1 150MB
3 Gb/s
CLK_PCI_775
CPU SideBand TemperatureSense I2C
Keyboard
TouchPad
6
AMD Champlain
DDR3 channel A
S1G4 Processor
35mm X 35mm
DDR3 channel B 638P (PGA) 35W
HT3
1.8GHz
PCI-Expresss
NORTH BRIDGE
P2
RS880M
GFX Engine: 500MHz
A11
21mm X 21mm, 528pin BGA
TDP: 13W
0.95 ~ 1.1V
A-LINK
SOUTH BRIDGE
SB820M
A12
23mm X 23mm, 605pin BGA
TDP: 4.9W
LPC
Winbond KBC
NPCE781L
SPI ROM Digital MIC
CPU THERMAL
SENSOR
(Reserve Only)
CPU_CLK
NBGFX_CLK
NBGPP_CLK
SBLINK_CLK
ATI
Park XT
PCI-Express 16X
128-bit M2 Pkg
29mm X 29mm
VRAM
64MX16X4,64 bit
800MHz
INT HDMI
INT CRT
INT LVDS
P0
USB2.0 Port Blue Tooth
on board x1
P4
Mini Card
WLAN & Debug
PCLK_DEBUG
Azalia
Audio CODEC
RTL ALC272X
AUDIO CONN Speaker CN
(H.P./ MIC)
PWM FAN SCH.
CPU (PROCHOT)
E.C. (CPUFAN#)
25MHz
From SB
CLK GEN
SB820M
EXT HDMI
HDMI
EXT CRT
CRT
EXT LVDS
LVDS
DDR3
P9 P13
Web-Camera
P10
CardReader
AU6347
12MHz
32.768KHz
CLK_PCI_775
PCLK_DEBUG
USB BOARD
USB2.0 Ports x3
Chapter 1