Mitsubishi Electric MELSEC iQ-F FX5 Programming Manual page 619

Operation error
Error code Description
(SD0/SD8067)
1810H The output destination specified by (d) is already used by another instruction (positioning instruction).
(The PWM output is not executed.)
A Y device is specified as the output destination specified by (d), and there is no unused channel number in the parameter setting.
3405H Y10 or later is specified as the output destination specified by (d).
(The PWM output stops.)
3580H An instruction that cannot be used in an interrupt program is used
3600H A channel number that is not selected in the parameter setting are specified for the output destination specified by (d).
(The PWM output is not executed.)
3611H(CH1) The ON time specified by (s1) is larger than the period specified by (s2).
3612H(CH2) (The PWM output stops.)
3613H(CH3)
The ON time or period is less than "1".
3614H(CH4)
The SD device specified for the number of output pulses stores a value outside the available range (0 to 2147483647).
3615H(CH5)
3616H(CH6)
3617H(CH7)
3618H(CH8)
3619H(CH9)
361AH(CH10)
361BH(CH11)
361CH(CH12)
8 APPLICATION INSTRUCTION
8.17 Pulse Related Instruction
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