IBM 3745 Series Service Functions page 108

Address Compare
The specified scanner action is executed immediately after the exe-
cution of the storage access operation (F, S, R, W).
SCANNER ACTION: You can specify only one scanner action:
• NO ACTION: The MSA will display the completion of the address
compare.
After completion, the address compare is automatically deacti-
vated.
• START OELA YEO OISPLA Y: The delayed display that you speci-
fied in a display/alter function, is performed when the address
compare is successfully completed, and the address compare is
automatically deactivated. The keyboard is locked until the
address compare is successfully completed.
To unlock the keyboard, press BREAK (ATTN). This action also
deactivates the address compare.
If you specified a delayed display, the MSA shows
DELAYED-DISPLAY.
If you forgot to specify a delayed display, you receive the
message:
NO DELAYED DISPLAY. SPECIFY IT IN A DISPjALT FUNCTION
• START OELA YEO ALTER: The delayed alter that you specified in
a display/alter function, is executed when the address compare
is successfully completed, and the address compare is automat-
ically deactivated.
The keyboard is locked until the address compare is successfully
completed. To unlock the keyboard, press BREAK (ATTN). This
action also deactivates the address compare.
If you specified a delayed alter, the MSA shows
DELAYED-ALTER.
If you forgot to specify a delayed alter, you receive the
message:
NO DELAYED ALTER. SPECIFY IT IN A DISPjALT FUNCTION
• STOP SCANNER: The scanner is put in the disconnected/stop
state when the address compare is successfully completed, and
the address compare is automatically deactivated.
• STOP SCANNER BUT LEAVE AC ACTIVE: The scanner is put in
the disconnected/stop state when the address compare is suc-
cessfully completed, but the address compare remains active.
To restart the scanner, use the scanner START command. (see
"Scanner Mode Control" on page 4-8).
Chapter 4. Transmission Subsystem (TSS) Functions
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