Mitsubishi MELSEC Q Series Programming Manual page 986

Error
Code Error Contents and Cause
(SD0)
[INST. FORMAT ERR.]
The number of IX and IXEND instructions is not
equal.
■Collateral information
4231
• Common information: Program error location
• Individual information:-
■Diagnostic Timing
• When instruction executed
[INST. FORMAT ERR.]
The configuration of the check conditions for the
CHK instruction is incorrect.
Alternatively, a CHK instruction has been used in a
low speed execution type program.
4235
■Collateral information
• Common information: Program error location
• Individual information:-
■Diagnostic Timing
• When instruction executed
[MULTI-COM. ERROR]
• The multiple CPU high-speed transmission
dedicated instruction used in the program
specifies the wrong CPU module. Or, the setting
in the CPU module is incompatible with the
multiple CPU high-speed transmission
dedicated instruction.
• The reserved CPU is specified.
• The uninstalled CPU is specified.
• The head I/O number of the target CPU/16 (n1)
is outside the range of 3E0H to 3E3H.
4350
• The CPU module where the instruction cannot
be executed is specified.
• The instruction is executed in a single CPU
system.
• The host CPU is specified.
• The instruction is executed without setting the
"Use multiple CPU high speed communication".
■Collateral information
• Common information: Program error location
• Individual information:-
■Diagnostic Timing
• When instruction executed
[MULTI-COM. ERROR]
• The multiple CPU high-speed transmission
dedicated instruction specified by the program
cannot be executed to the specified target CPU
module.
• The instruction name is wrong.
4351 • The instruction unsupported by the target CPU
module is specified.
■Collateral information
• Common information: Program error location
• Individual information:-
■Diagnostic Timing
• When instruction executed
[MULTI-COM. ERROR]
The number of devices for the multiple CPU high-
speed transmission dedicated instruction specified
by the program is wrong.
4352 ■Collateral information
• Common information: Program error location
• Individual information:-
■Diagnostic Timing
• When instruction executed
12-66
Corrective Action
Read common information of the error using the
programming tool to identify the numeric value
(program error location). Check the error step
corresponding to the value, and correct it as
necessary.
Read common information of the error using the
programming tool to identify the numeric value
(program error location). Check the error step
corresponding to the value, and correct it as
necessary.
LED Status Corresponding
CPU Status CPU
QCPU
RUN:
Off
ERR.:
Flicker
CPU Status:
Stop
Qn(H)
QnPH
RUN:
Off
ERR.:
*20
Flicker
QnU
CPU Status:
Stop