
APPENDIXA. ALARM LIST
B–63665EN/01
378
Contents and solutionMessage
6 PC170 F–BUS ERROR
xxxxyyyyyy
PC171 F–BUS ERROR
xxxxyyyyyy
PC172 F–BUS ERROR
xxxxyyyyyy
STATUS LED Lj
A bus error occurred on the C language board.
xxxx : Segment selector where the system error occurred
yyyyyy : Offset address at which the system error occurred
7 PC199 ROM PARITY eeeeeeee
STATUS LED Ll
A parity error occurred in system ROM on the C language board.
eeeeeeee : ROM parity error information
STATUS LED (green)
j : Off J : On lL : Blink
(4) Alarm messages (For EDIT 1)
Message Contents and solution
ADDRESS BIT NOTHING The address of the relay/coil is not set.
FUNCTION NOT FOUND There is no functional instruction of the input number.
COM FUNCTION MISSING The funcitonal instruction COM (SUB9) is not correctly dealt with.
Correspondence of COM and COME (SUB29) is incorrect.
Or, the number of coil controlled by COM is specified by the model which the number
cannot be specified.
EDIT BUFFER OVER There in no empty area of the buffer for the editing.
(solution) Please reduce NET under editing.
END FUNCTION MISSING Functional instruction END1,END2,END3 and END do not exist. Or, there are error net
in END1,END2,END3,END.
Or, order of END1,END2,END3, and END is not correct.
ERROR NET FOUND There is an error net.
ILLEGAL FUNCTION NO. The wrong number of the functional instruction is searched.
FUNCTION LINE ILLEGAL The functional instruction is not correctly connected.
HORIZONTAL LINE ILLEGAL The horizontal line of the net is not connected.
ILLEGAL NET CLEARED Because the power had been turn off while editing LADDER, some net under editing
was cleared.
ILLEGAL OPERATION Operation is not correct.
The value is not specified and only INPUT key was pushed.
The address data is not correctly inputted.
Because the space to display the instruction on screen is not enough, the functional
instruction cannot be made.
SYMBOL UNDEFINED The symbol which was inputted is not defined.
INPUT INVALID There is an incorrect input data.
Non–numerical value was inputted with COPY, INSLIN,C–UP,C–DOWN etc.
The input address was specified for write coil.
An illegal character was specified for the data table.
NET TOO LARGE The input net is larger than the editing buffer.
(solution) Please reduce the net under editing.