
(4) System alarm messages (for the C language board)
Message Contents and solution
1 PC1nn CPU INTERRT
xxxxyyyyyy
STATUS LED lL
CPU error (abnormal interrupt)
nn : Exception code
Exception code of the i80486. For details, refer to the relevant
manual that describes the CPU.
00 Division error. For example, the divisor in a division instruction is 0.
12 Stack exception caused by, for example, stack segment limit viola
tion
13 General protection exception generated when, for example, a seg
ment limit is exceeded
xxxx : Segment selector where the system error occurred
A value 0103 to 02FB indicates the C execution area.
yyyyyy : Offset address at which the system error occurred
(Solution)
If a C program is not used, or if the cause of the error cannot be determined
even by checking the C program, contact FANUC.
2 PC130 RAM PRTY aa
xxxxyyyyyy
STATUS LED jL
A parity error occurred in user RAM or DRAM on the C language board.
aa : RAM parity error occurrence information
xxxx : Segment selector where the system error occurred
yyyyyy : Offset address at which the system error occurred
5 PC160 F–BUS ERROR
xxxxyyyyyy
PC161 F–BUS ERROR
xxxxyyyyyy
PC162 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
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
APPENDIXA. ALARM LIST
GFKE-0222-EN
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