POWER 0111 ON II CPU 1
Figure 16. Operator's Panel
66 ON 6 OFF PARTITION ON CPU 2
Table IV. Meter Operation under Various TPS Conditions Switch Position TPS State :--' CPU 1 CPU 2
Neutral ON ON CPU 1 attached CPU 2 attached OFF ON Neutral CPU 2 attached ON OFF Neutral CPU 1 attached OFF OFF Neutral I NOTES:
1. Metering-In. Metering-In is a line from all
attached control units and is used to condition
the CPU meter for operation. The Metering­
In signal originates from each I/O device and/
or control unit and is generated by the device
from the time of acceptance of a command un­
til the generation of Device End for that com­
mand.
Meter is Running when
Metering Out is Active for CPU 1, or CPU 2 CPU 1 only CPU 2 only CPU 2 only CPU 2 only CPU 1 only CPU 1 only
Meter is neyer active
regardless of Metering Out I from either CPU 1 or CPU 2.
2. Metering-Out. Metering-Out is a line from
the channel to all attached control units and is
used to condition all meters in assignable
units and I/O units. Metering-Out is raised
whenever the CPU meter is recording time.
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