Xerox 560 - C-2. Memory Unit Status Register

Table C-2. Memory Unit Status Register
Bit
Position
Fau Its Detected by Memory Unit:
0-21
Fau It address snapshot
22
Reserved
23
Memory unit parity error
24
Storage module selection error
25 Address In parity error
26
Data In parity error
27
Write-lock memory storage parity error
28
Port se I ect i on error
29
Operation mode undefined
30
Control
sequence check fault error
31 Multiple error
196 Appendix
C