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Yes
CMD
~
Data
Address
Press Load Key
Set Load Latch
Caunt
Figure 6-9.
IPL
Yes
(Count)
(Flags)
Wait
Yes
Build the UCW
Wait for Request in
From Device
Request In ?
Yes
Load IPL Unit Address
from Switches into
0003
Load IPL Channel
Address from Switch G
into 0002
Load New IPL PSW
from 0000 - 0007.
Op Now from Data
Read In.
Yes
Data or Status
No
Status From
IPL Unit?
No
Data
No
6-29
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