Sun Microsystems Ultra 60 Service Manual page 203

PSYCHO+
ASIC
UPA graphics
slots 0, 1
72
33-MHz/64-bit PCI bus
PCI 66
Slot 1
FIGURE C-1
UPA_AD2
UPA_AD3
UPA_AD0
CPU
module
0
Control
UPA_DATA0
144
UPA_DATA2
64
UPA_DATA3
PCI Cheerio
slot 2
ASIC
PCI
slot 3
XCVR
PCI
slot 4
10/100 Ethernet
Keyboard/mouse/parallel/diskette
Ultra 60 System Unit Functional Block Diagram
Memory address/control
Marvin
ASIC
UPA_AD1
UPA_DATA
144
Memory data
K9+
ASIC
SCSI bus
Symbios
SCSI bus
controller
8 EBus2
Audio
module
SuperIO
ASIC
NVRAM/
TOD
Audio
Appendix C Functional Description
CPU
module
1
Memory
1
576
RISC
Clock control
ASIC
(External)
(Internal)
Serial
ports
1-Mbyte
Flash
PROM
Serial
Ports
C-3