Intel D850MVSE - Block Diagram with Optional USB 2.0 Support

Product Description
17
Figure 4 is a block diagram of the major functional areas of D850MD and D850MV boards with
the USB 2.0 manufacturing option. See Figure 8 on page 28 for USB port routing.
82801BA
I/O Controller Hub
(ICH2)
82850 Memory
Controller Hub
(MCH)
82802AB 4 Mbit
Firmware Hub
(FWH)
AHA
Bus
System Bus
(400 MHz)
mPGA478
Processor Socket
Primary/
Secondary IDE
ATA-66/100
LPC
Bus
AGP
Interface
Dual RAMBUS
Channels
850 Chipset
= connector or socket
4X AGP
Connector
(1.5 V only)
AGP Pro50
Connector
(optional)
or
RAMBUS Bank 0
(RIMM1 and RIMM2)
RAMBUS Bank 1
(RIMM3 and RIMM4)
OM12395
D850MV
Only
PCI Slot 1
PCI Slot 2
PCI Slot 3
PCI Slot 4
PCI Slot 5
Hardware
Monitor
SMBus
PCI
USB
Diskette Drive
Connector
I/O
Controller
PS/2 Keyboard
PS/2 Mouse
Parallel Port
Serial Ports
NEC µPD720100
USB 2.0
Host Controller
(optional)
USB
Back Panel
USB Ports (2)
Front Panel
USB Ports (2)
CSMA/CD
Unit
Interface
AD1885
Audio Codec
Auxiliary Line In
Mic In
Line Out
CD-ROM
Line In
CNR
Connector
(optional)
LAN
Connector
(optional)
Physical
Layer
Interface
AC Link
Figure 4. Block Diagram with Optional USB 2.0 Support