I
NTRODUCTION
9
F
IGURE
1:
E-42 functional diagram
Motherboard
Power supply
External
devices
+3.3/+5/±12V DC
AC power
copier/
printer
USB 2.0 (x10)
RTC
IDE
(not used)
Super
I/O
Memory
USB to
ATA bridge
CPU
BIOS
Networked
computers
South bridge
I/O
controller
PCI bus
Upper RJ-45
network
interface
1000BaseT
controller
copier/printer
interface
(Lower RJ-45)
User
interface
board
Keyboard
and mouse
(option)
Monitor
(option)
PCI-X 133/100
SA
TA
0
USB
devices
Dongles
E-42
DIMM 4
PCI
North bridge
memory
controller
Printer interface
PCI-E
Graphics
controller
Empty
DIMM 2
Empty
Reset
PCI-X
(not used)
DVD drive
HDD
SA
TA
2
SA
TA
4
SA
TA
1
SA
TA
3
SA
TA
5
PCI-E x 8 slots
x4 signal (not used)
PCI-X
(not used)
Print & Scan