B-63434EN/02 MAINTENANCE 1.HARDWARE
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LED indication when an error occurs (ROS, RES, LNK, POK)
The LEDs repeat the indications of the LONG pattern and SHORT
pattern. In this case, the LONG pattern is turned on for a longer
time, and the SHORT pattern is turned on for a shorter time.
LED indication
LONG SHORTNo.
4321 43 21
Board state
1 Reset exception
2 General machine check exception
3 Data Storage
4 Instruction Storage
5 Alignment
6 Program
7 Floating Point Unavailable
8 Decrementer
9 Trace
10 Floating Point Assist
11 Implementation Dependent Software Emulation
12 Implementation Dependent Instruction TLB Miss
13 Implementation Dependent Data TLB Miss
14 Implementation Dependent Instruction TLB Error
15 Implementation Dependent Data TLB Error
16 Implementation Dependent Data Breakpoint
17 Implementation Dependent Instruction Breakpoint
18 Implementation Dependent Peripheral Breakpoint
19 Implementation Dependent Non Maskable Development
20 DRAM Parity Alarm
21 Other NMI
22 Invalid interrupt
Note) If any of these errors occurs, contact FANUC.
LED indication when an error occurs (HER)
No. LED indication Board state
1HER A parity error occurred in the main memory.