Control Data Cyber 170 State Hardware Reference Manual page 65

Central Memory Controls
Table 3-3.
Central Memory Reconfiguration
Original CM Reconfigured CM
Reconfiguration Settings
Size
Words Error-Free SWO
SWl SW2
S W 3
SW4 SW5
(MB) AddressRange
Size ADRS 37 ADRS 38
ADRS
39 ADRS 40 ADRS 41
ADRS
42
8390
K
0-37 777 777
4195 K D
U
D D D D
( 6 4 MB) ( 3 2 MB)
Notes:
1.
CM remaining can be further reconfigured to obtain larger contiguous blocks of error-free
memory by setting additional configuration switches. See examples shown in figure 3-4.
2.
U equgls up; D equals down. Normal setting of all switches is down.