Sun Microsystems SUN BLADE 150 - Page 176

C-2 Sun Blade 150 Service Manual • June 2002
FIGURE C-1 Sun Blade 150 System Functional Block Diagram
3.3V, 33 MHz PCI
SVGA
OpenBoot
PROM
CPU
Clock
Control
I-Chip2
SDRAM
PCIO-2 ASIC
Encoded
Interrupts
PCI
Bridge
Audio
Line out
Line in
Headphone
Mic
TOD
ATA66
IDE
AC97
DIMM
72
ADDR[12:0]
DATA
SDRAM_CLKs
Parallel
Port
Serial
Port
Decoded IRQs
Graphics
Interface
SouthBridge SuperI/O
ASIC
Smart
Card
Reader
1394
(2)
5V, 33MHz PCI
SM Bus
(I2C)
EBus
USB
(4)
Ethernet
10/100
RJ-45
Diskette
Drive
HDD
(2)
PCI Sockets
Flash
PROM
PCI Ints
PME#