Mitsubishi Electric Melsec-k Instruction Manual page 85

t
5. OPERATING PROCEDURE
Error
Uumbei
czo
Error
Code
F AZO
CPU
State
stop
Content
and
Cause of Error
Partial refresh program
format error
(1)The head of range designation of
partial refresh OUT F173 is not
**0 and i t s end i s not*rF.
End is not**F.
Head i s not ~ 0 .
(2)"NOP" instructions are provided in
the format of partial refresh.
15 LD XOlO
16 OUT YO51
17 LD YO50
18 NOP NOP i s
19 NOPI4- provided
Designation
20 AND Y05F
22 OUT F173 provided
of partial
i
21 NOP
-
NOP
is
refresh
2
(3)The devices
a t
the head and end of
partial refresh are different.
L-+
Devices a t the head
and end are different.
(4)The specified devices of partial
refresh are not X and Y .
pZF-@-+
+
LDevices and Not X or Y .
(5)The end of partial refresh i s speci-
fied smaller than the head.
I/O number i s smaller
than that of head.
(6)The head and end of partial refresh
are not LD and AND.
Head and end are not
LD and AND.
Corrective Action
(1)Move the RUN key switch to
(2)Perform reset by the RESET key
(3) Retrieve partial refresh OUT F I 73
"STOP" position.
switch.
and correct.
Format X500 X51 F
End X(Y)**F*
I
Head X(Y)a*O
Coding
2
100 LD X500
101 AND X51F
102 OUT F173
NOP is not provided.
b
?
*Head step
<
end step
(4)Move the RUN key switch to
"R UN" position.
Table 5.5 CPU Error List (Continued)
84