System block diagram, 6chapter 1, Intel – Acer 4820T User Manual
Page 16: Usb board
6
Chapter 1
System Block Diagram
Azalia
SATA1
PCI-Express
X4 DMI interface
Fan Driver
USB 2.0
CCD
SATA0
CLOCK GENERATOR
800/ 1066 MHz
DDR III
Dual Channel
ATI GPU
PCIE
LVDS
CRT
SO-DIMM 0
SO-DIMM 1
(PWM Type)
Bluetooth
LVDS_CRT
Switchable
CRT
LVDS
HDMI
Graphi
c
s
I
n
te
rf
ac
es
PCI-E
X16
D
D
R
SYST
EM MEMO
R
Y
FDI
PCI-E
SATA
HDA
RTC
P9
USB
DMI
FDI
SPI
DMI
intel
Arrandale (SG)
rPGA 989
intel
Ibex Peak_M
INT_LVDS
INT_CRT
INT_HDMI
(37.5mm X 37.5mm)
mBGA 676
(27mm X 25mm)
LPC
2.5GT/s
3.0 GT/s
Madison/Park LP/PRO
1GB
(16 x 64Mb x 8pcs)
X'TAL
27.0MHz
CPU
XDP Conn.
VTT 1.05V
CPU VTT
GPU CORE PWR
DISCHARGER
THERMAL
PROTECTION
+1.0V/+1.8V
CPU VGFX_AXG
CHARGER
3/5V SYS PWR
CPU CORE PWR
DDR3 PWR
SPI ROM
CLKOUT_PEG_B
USB board
USB Port x 1
ODD (SATA)
HDD (SATA)
USB Port X3
CardReader
AU6437
Audio CODEC
RTL ALC271X
SPDIF/HP
INT MIC
DMIC
SPI ROM
Touch Pad
Button on
mechanical key
Keyboard
EC
(NPCE781/783)
PCIE-1
WiFi
Giga-LAN
Atheros
Transformer
RJ45
Mini Card
USB10
Mini Card
3G
SIM Card FFC
Conn
daughter board
USB13
PCIE-6
PCIE-2
1
_
G
E
P
_
T
U
O
K
L
C
2
_
G
E
P
_
T
U
O
K
L
C
FDI interface
HDMI
HDMI
Level-shift
INT_LVDS
INT_CRT
USB5