Fanuc Power Mate i-D/H Operation Maintenance Handbook

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7.9.3 Number displayed when a system alarm is issued
When a system alarm is issued, the 7segment LED blinks, and the
number of the corresponding alarm type is displayed with a decimal
point.
LED number
(blinking)
System alarm type
ROM PARITY
(System alarms in the 900s)
SRAM PARITY, DRAM PARITY
(System alarms in the 910s)
SERVO ALARM
(System alarms in the 920s)
CPU INTERRUPT,
SRAM ECC ERROR
(System alarms in the 930s)
PMC SYSTEM ALARM
(System alarms in the 950s)
NON MASK INTERRUPT
(System alarms in the 970s)
Other systems alarms
The boot series is for other than the Power Mate.
FAN OVERHEAT ALARM
NOTE The decimal point indicated in the lower right part of the LED distin-
guishes system alarms from other ordinary alarms.

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