Chapter 4
4.1
The Main Board
NVRAM
JP7
LED Connector for Hard Disk Drive Activity Indicator
Pin
Symbol
1
VCC
2
BUSYLED
3
BUSYLED
4
VCC
2
JP9
I
C Connector
Pin
Symbol
1
I2CCLK
2
GND
3
VCC
4
I2CDATA
ASUS PCI-DA2200 User's Manual
Hardware Installation
Internal
SCSI
Channel 0
CH0
Type
P
O
O
P
Type
O
G
P
O
Internal
SCSI
Channel 1
CH1
Flash
Memory
Pin 1
Cache Module SIMM Socket
Description
+5V voltage input
Front panel LED:"BUSY"
Front panel LED:"BUSY"
+5V voltage input
Description
2
I
C clock
Signal ground
+5V voltage input
2
I
C data
Pin 1
JP7
JP9
5x86
CPU
Pin 1
4-1