Omron CV500 Installation Manual page 99

Troubleshooting Flowcharts
G (From preceding page)
No. duplication
error?
NO
CPU bus error?
NO
I/O point over?
NO
CV500/CVM1-CPU01-EV2
CV1000/CVM1-CPU11-EV2
CV2000
CVM1-CPU21-EV2128
I/O setting error?
NO
(To next page)
H
86
(A40113 ON)
YES
Check word
A409/A410
A40900 to
A40907 ON?
OFF
A40915 ON?
OFF
A41000 to
A41015 ON?
OFF
D
(To page 84)
(A40112 ON)
YES
Check connection of
CPU cable between
CPU Rack and Ex-
pansion CPU Rack
(A40111 ON)
YES
Check words
A407/A408/A478
Word A407
No. of basic rack words
32
64
128
128
(A40110 ON)
YES
Input and Output
Units are reversed.
Verify I/O table with
peripheral device
Registered I/O
table correct?
YES
ON
Expansion Rack
No. duplicated
ON
Word assignment
duplicated
ON
Unit No. of CPU
Bus Unit dupli-
cated
(To page 84)
D
Reduce number of
words to within speci-
fied value
Word A408
No. of SYSMAC BUS/2 words
64
128
128
128
NO
Create I/O table
Mount Units accord-
ing to registered I/O
table
Section 5-2
Check Rack No. set-
ting switch of I/O In-
terface Units
Check assignment of
first word of each
Rack in PC Setup
Check settings of
Unit No.
D (To page 84)
Word A478
No. of SYSMAC BUS words
32
64
64
D (To page 84)