Mitsubishi FX-20P-E Operation Manual page 116

FX-20P-E Handy programming panel
Error message
GRAMMER ERR
LADDER ERR
Error code
6501 Instruction, device symbol and device number combination error
6502 No OUT T or C before setting value
6503 No setting value after OUT T or C; insufficient operands with applied
instructions
6504 Overlapping label number used; overlapping designation of interrupt
input and/or high-speed counter input
6505 Device number range over
6509 Other
6601 LD or LDI used more 8 times continuously.
6602 1) No LD or LDI instruction. No coil. Incorrect relationship of LD/LDI and
ANB or ORB
2) One of the following is not connected to the bus line:
STL, RET, MCR, P (pointer), I (interrupt), EI, DI, SRET, IRET, FOR,
NEXT, FEND, END
6603 MPS used more than 11 times continuously.
6604 Incorrect relationship between MPS and MRD /MPP
6605 1) STL used more than 8 times continuously.
2) MC, MCR, I (interrupt) or SRET in STL
3) RET outside STL. No STL
6606 1) No P (pointer) or I (interrupt)
2) No SRET or IRET
3) I (interrupt), SRET or IRET designated in the main program.
4) STL, RET, MC or MCR designated in subroutine or interrupt routine.
Message List 11
Description
11-4