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Chapter 16 Troubleshooting
Related buffer memory address
QD77MS2
QD77MS4
QD77MS16
Set range
(Setting with sequence program)
Remedy
Same as in error codes 504, 506.
Correct the positioning address.
(Refer to Section 9.2.16, 9.2.17, 9.2.18)
Refer to Section 5.3
"List of positioning data"
and Section 5.4 "List of block
start data"
—
In the error history, check the axis where the error other than
this error occurred, and remove the error factor. Correct the
block start data and positioning data.
— Normalize the block start data.
Refer to Section 5.4
"List of block start data"
<Special start instruction>
00H to 06H
Correct the instruction code of the special start.
(Refer to Section 5.4
Da.13
)
Refer to Section 5.3
"List of positioning data"
—
Correct the control system.
(Refer to Section 5.3
Da.2
)
1504+100n 4304+100n
<M code OFF request>
1: M code ON signal is turned OFF
After turning OFF the M code ON signal, start the system.
(Refer to Section 13.7.3)
— — —
Check the program which turns ON/OFF the PLC READY
signal [Y0], and turn ON the PLC READY signal. Then start
the system.
— — —
Check the QD77 READY ON signal, and then start the
system. (Refer to Section 3.3.2)
1500+100n 4300+100n
<Positioning start No.>
1 to 600,
7000 to 7004,
9001 to 9004
Normalize the positioning start No.
(Refer to Section 13.7.7)
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