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4-6-6 Verifying the I/O Table
The I/O Table Verification operation is used to check the I/O table registered in
memory to see if it matches the actual sequence of I/O Units mounted. The first
inconsistency discovered will be displayed as shown below. Every subsequent
pressing of VER displays the next inconsistency.
Note This operation can be executed only when the I/O table has been registered.
Key Sequence
Example
(No errors)
(An error occurred)
Actual I/O words
Registered I/O table words
I/O slot number
Rack number
00000
00000
FUN (??)
00000IOTBL ?
?-?U=
00000IOTBL CHK
OK
00000IOTBL CHK
0-1U=O*** I***
Meaning of Displays The following display indicates a C500, C1000H, or C2000H and C200H or
C200HS have the same unit number on a Remote I/O Slave Rack.
00000I/OTBL CHK
*-*U=----
The following display indicates a duplication in Optical I/O Unit unit numbers.
Indicates duplication
00000I/OTBL CHK
2**HU=R*-I R*-W
Preparation for Operation Section 4-6