Hardware Components
I/O Status File 1-31
Word 2 in the I/O Status File
This bit: Corresponds to:
Inhibit bits 00 first 1/4 rack starting I/O group 0
01 second 1/4 rack starting I/O group 2
02 third 1/4 rack starting I/O group 4
03 fourth1/4 rack starting I/O group 6
Reset bits 08 first 1/4 rack starting I/O group 0
09 second 1/4 rack starting I/O group 2
10 third 1/4 rack starting I/O group 4
11 fourth1/4 rack starting I/O group 6
ATTENTION: When you use a ladder program or the software to inhibit and reset an I/O rack, you must set or
clear the reset and inhibit bits that correspond to each quarter rack in a given chassis. Failure to set all the appropriate
bits could cause unpredictable operation due to scanning only part of the I/O chassis.
00010203040506070809101112131415
Not Used
Not Used
Inhibit Bits
Reset Bits
N15:15
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