
7. TROUBLESHOOTING
B–63785EN/01
406
An alarm occurred on an option board.
The first page of the system alarm is displayed as shown below:
FANUC SERIES 15I F000B
SYS_ALM 300 SYSTEM ALARM(F–BUS SLOT (1))
OTHER–CPU
ERROR OCCURRED AT 1998/10/16 14:24:03
PROGRAM COUNTER : xxxxxxxxH
ACT TASK : xxxxxxxxH
ACCESS ADDRESS : xxxxxxxxH
ACCESS DATA : xxxxxxxx xxxxxxxxH
ACCESS OPERATION : xxxxxxxx
+––––––––––––––––––––––––––––––––––––––––––––––––––––––––––+
| THE SYSTEM ALARM HAS OCCURRED, THE SYSTEM HAS STOPPED. |
+––––––––––––––––––––––––––––––––––––––––––––––––––––––––––+
PAGE UP OR DOWN(PAGE 1/ 5)
The F–BUS slot number of the option card on which the alarm occurred
is displayed in (1).
Detailed information for the alarm that occurred on the option board is
displayed on the MODULE INFORMATION page, shown below. The
most likely cause is that the option board indicated on this screen is
defective.
FANUC SERIES 15I F000B
SYS_ALM 300 SYSTEM ALARM(F–BUS SLOT (1))
OTHER–CPU
ERROR OCCURRED AT 1998/10/16 14:24:03
MODULE INFORMATION
F–BUS L–BUS MODULE NAME SERIES SYSTEM ALARM MESSEAGE
+–––––+–––––+–––––––––––––––––+–––––––+––––––––––––––––––––––––––––––––––––––––+
F PMC CPU 404B/Z2 WATCH DOG ALARM
+–––––+–––––+–––––––––––––––––+–––––––+––––––––––––––––––––––––––––––––––––––––+
PAGE UP OR DOWN(PAGE 2/ 5)
When PC050 is displayed as a system alarm message, see Section 7.15.
When PC030 is displayed, see Section 7.13.
7.11.7
System Alarm 300
(SYSTEM ALARM:
Alarm in Another
Module)
D Description
D Screen displayed upon
the occurrence of the
error
D Cause and action