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Block Diagram
VRM
INT & PWR-MN G
AGPCLK 66M H Z
AGP / ADD
AGP BU S
Slot
VGA BUS
VGA
Connector
A
IDE Primary
UltraDMA 66/100
IDE Secondary
AC'97 Link / LAN / EEPROM
CNR Slot
Onboard
AC'97 Codec
USB 6 PO R T
Audio port
USB Port 5
USB Port 3
USB Port 6
USB Port 4
1
P4 478-Pin Processor
AGTL+ BUS
845G / GL
BGA 760 Pin
VCC_AGP 1.5 V
VCCP
MEM_STR 2. 5 V
HUB LI N K
BUS
ICH_66 66MH Z
ICH_PCLK 33MH Z
ICH_48 48MH Z
ICH4
ICH_14 14.318MH Z
FW82801DB
VCC5_SB 5V
VCCP
INT & PWR-MN G
VCC3_SB 3.3V
VCC3 3.3V
VCC1_5SB 1.5V
VCC_AGP 1.5 V
LPC SIO
USB Port 1
Mouse
Floopy
USB Port 2
Keyboard
1
X'TEL
14.318MHZ
CPUCLK, CPUCLK# 100/13 3 M H Z
MCHCLK, MCHCLK# 100/133 M H Z
MCH_66 66MHZ
DOT_CLK 48MH Z
DDR B U S
PCICLK0,1,2,3 33M H Z
PCI BUS
LAN_PCLK 33MH Z
LPC BUS
FWH_PCLK 33M H Z
SIO_PCLK 33M H Z
SIO_48 48MH Z
Parallel
Game Port
Serial1,2
AGPCLK 66M H Z
ICH_66 66MHZ
ICH_PCLK 33MH Z
FWH_PCLK 33M H Z
SIO_PCLK 33M H Z
PCICLK0,1,2,3 33M H Z
LAN_PCLK 33MH Z
SIO_48 48MH Z
ICH_48 48MHZ
ICH_14 14.318MH Z
RealT ek
8101L
LAN Chip
FirmWare
Hub
BIOS
MSI
MICRO-STAR INT'L CO.,LTD.
Title
Block Diagram
Size
Document Number
R e v
300
MS-6526
Date:
Monday, May 13, 2002
Sheet
2
o f
29
A
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