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r
······~
Enter
Rec
Ad
v
'---'
Enter/Rec Adv Key:
This
key tells the
computer
that you
are ready to
send
data or tells the computer to display the
next prompt or menu (these will be explained later).,
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Sys
Req
I.A.tin
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' '
' '
' '
' '
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During the checkout procedure, you will use the Sys
Req/
Attn key to return to the beginning of the checkout
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Section
8.C
Continued
Responding
to
System Reference Codes
and
Other Problems
141
•
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