J2240 System Unit Functional Block Diagram - HP Visualize J2240 Service Handbook

Processor Module
PCX–U+
CPU
and
CACHE
64
MASTER
MEMORY
CONTROLLER
432 PGA
39 @ 60MHz
SLAVE ADDRESS BUS
Control B
Control A
Slave
72b SIMM
Memory
Controller
72b SIMM
208
MQUAD
Slave
72b SIMM
Memory
Controller
72b SIMM
208
MQUAD
Slave
Memory
Controller
208
MQUAD
Slave
Memory
Controller
208
MQUAD
16–SLOT
MEMORY INTERFACE
1 GB (16 mbit DRAM)
Double height SIMM
Figure 6–4. J2240 System Unit Functional Block Diagram
6–6 Diagrams
Processor Module
PCX–U+
CPU
and
CACHE
INTERFACE
432 PGA
Chips
4x(160 POFP)
144 @ 30 MHz
40 MHZ
GSC0
72 @ 30MHz
72b SIMM
72b SIMM
CORE I/O
72b SIMM
72b SIMM
72b SIMM 72b SIMM
72b SIMM 72b SIMM
72b SIMM 72b SIMM
72b SIMM 72b SIMM
SYSTEM
CLOCK
System
SOURCE
Motherboard
64
PDC
GSC+
EEPROM
U2 PDH
40 MHz
GSC1
3 GSC
Card
Slots
2 64–bit
Config Reg
Card
SE SCSI–2 Slots
2–PS2
Dino
Centronics
CD–Audio
3 32–bit
PCI
32
Card
Slots
DEC
21143
EISA
100Bt/AUI
INTERFACE
UWSE SCSI
32
8MHz EISA
Symbios
895
1 EISA
Card Slot
PCI PCA
Cujo
RS232
PCI
RS232
HIL