Ram Boards - HP 9000 Series 360 Service Handbook

Lower
Sy.tem Board
Add ....
Lower
010 II
Add ....
Upper
Sy.tem Board
Add ....
Upper
010 II
Add ....
RAM
Block
Select
RAM
Control
--f----I--t
Signals
RAM Block
4,8, or 16MB
32 Bit Wide
+
4 Parity Bits
Includes
Buffers & MUX
Write
System
Board
Select
~
: Latch
I
Sy.tem Board
r
Select
010 II
Board
Select
~
010 II
Select
Parity
Bita
~
-
Parity
Check
&
Generate
~
50MHz
Generato
Address
Select &
Autosize
IR7
from CPU
"'_-I~
System Board
Data
14----I~
010 II
Data
Bus
Clock