Troubleshooting Flowcharts
Section 5-2
D
C
NO
T
urn the power OFF
Is ERROR indi-
cator lit?
(To preceding page)
A
and then ON
YES
Connect peripheral device
and check error
C
(Perform the error read operation)
(A40115 ON)
YES
Check word A403
Memory error?
NO
ON
ON
ON
ON
ON
ON
ON
ON
ON
User program er
-
Check if battery is
normal, and then
re-load user program
A040300 ON?
OFF
ror
(To next page)
F
Memory Card er
-
Check battery of
Memory Card. Then
reload file, or reformat
card
A40301 ON?
OFF
C
ror
IOM error
A40302 ON?
OFF
Expansion DM
error
Check if Expansion
DM Unit is correctly
mounted
A40303 ON?
OFF
PC Setup error
Check if PC Setup is
correct
A40304 ON?
OFF
Registered I/O
table error
Create or correct I/O
table
A40305 ON?
OFF
System memory
error
A40306 ON?
OFF
Routing table er
ror
-
Check data link tables
Check data link tables
A40307 ON?
OFF
CPU Bus Unit
system setup er-
ror
A40308 ON?
OFF
E
D
84
OMRON [ OMRON ELECTRONICS LLC ]
