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System/370 Model 115 and Model 125 (cont'd)
To Stop on Main Storage Address
1.
Press MODE SEL. This brings the main set of modes to the screen.
2.
Key in C on the MODE SELECT display to display ADDRESS COMPARE.
3.
Press ENTER.
4.
ADDRESS COMPARE shows
3
columns: Action, Compare Type, and Storage
Address.
5.
Key in S (stop) for Action; D (data store) for Compare Type, and search
address (6-digit hex numbed. The machine will stop at that address.
To Clear Main Storage
Clear Reset is used normally only by the CE, but may be used by the operator if a
machine error is suspected.
1.
Press MODE SEL.
2.
Key in RC.
3.
Press ENTER.
This clears all of main storage, the registers, and PSW. All timers except TOO clock
are reset. The channels and CPU are reset and control registers are initialized.
When 'RESET COMPLETE' appears on the screen,
.4.
Press the CNCL and START keys to release the screen to the operating
system and r-esume processing.
5.
Conti nue operati ng.
Page 3-5
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