
APPENDIX
B–62755EN/01
B. ALARM LIST
449
Message Contents and solution
WN02 OPERATE PANEL
ADDRESS ERROR
The address setting data of the operator’s panel for FS–0 is illegal.
(solution) Please correct the address setting data.
WN03 ABORT NC–WINDOW/
EXIN
LADDER was stopped while CNC and PMC were communicating.
The functional instruction WINDR, WINDW, EXIN, DISPB, and etc. may not work nor-
mally.
(solution) When restarting the system, this alarm will be released. Execute the
sequence program(Press RUN key) after confirming whether there is a
problem in LADDER or not.
WN04 UNAVAIL EDIT MODULE The LADDER editing module cannot be recognized.(PMC–RAx/RBxx=1 to 3)
(solution) Please confirm the slot position installed.
Please confirm the installed module.
WN06 TASK STOPPED BY DE-
BUG FUNC
Some user tasks are stopped by break point of the debugging function.
WN07 LADDER SP ERROR
(STACK)
When functional instruction CALL(SUB65) or CALLU(SUB66) was executed, the stack
of the LADDER overflowed.
(solution) Please reduce the nesting of the subprogram to 8 or less.
WN17 NO OPTION (LANGUAGE) There is no C language option.
WN18 ORIGIN ADDRESS
ERROR
The LANGUAGE ORIGIN address of the system parameter is wrong
(solution) Please set the address of symbol RC_CTLB_INIT in the map file to the
LANGUAGE ORIGIN of the system parameter.
WN19 GDT ERROR
(BASE,LIMIT)
The value of BASE, LIMIT or ENTRY of user defined GDT is illegal.
(solution) Please correct the address in link control statement and build file.
WN20 COMMON MEM. COUNT
OVER
The number of common memories exceeds 8.
(solution) Please reduce the number of common memories to 8 or less. It is
necessary to correct a link control statement,build file and the source file
for the common memory.
WN21 COMMON MEM. ENTRY
ERROR
GDT ENTRY of the common memory is out of range.
(solution) Please correct the address of GDT ENTRY of the common memory in the
link control statement.
WN22 LADDER 3 PRIORITY
ERROR
The priority of LADDER LEVEL 3 is out of range.
(solution) Please correct the value of LADDER LEVEL 3 in the link control statement
within the range of 0 or 10–99 or –1.
WN23 TASK COUNT OVER The number of user tasks exceeds 16.
(solution) Please confirm TASK COUNT in the link control statement. When the
number of tasks is changed, it is necessary to correct the link control
statement, build file and the composition of the files to be linked.
WN24 TASK ENTRY ADDR
ERROR
The selector of the entry address to the user task is out of range.
(solution) Please correct the table of GDT in build file to the value within
32(20H)–95(5FH).
WN25 DATA SEG ENTRY
ERROR
The entry address of the data segment is out of range.
(solution) Please correct DATA SEGMENT GDT ENTRY in the link control statement
and the table of GDT in build file within 32(20H)–95(5FH).
WN26 USER TASK PRIORITY
ERROR
The priority of the user task is out of range.
(solution) Please correct the TASK LEVEL in link control statement within the
range of 10–99 or –1.
Note: Only one task can have TASK LEVEL –1 (including LADDER
LEVEL 3).