Yaskawa PC NC - Manual (Page 192)

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YASNAC PCNC Operating Manual Chapter 4: Maintenance
4.1.11 Self - Diagnosis Function Specification
While Boot up of PCNC
Processing
classification
number display
Progress message
display correspond-
ing to the content of
NC power input pro-
cessing.
LED Display
System
number SW
Cause of failure
4 3 2 1
1 LED PORT WRITE O O O l 0, 1, 2, 4, E JCP20 PCB
2 YENET RAM CHECK O O l O 0, 1, 2, 4, E JCP20 PCB
3 SYSTEM-SW READ O O l O 0, 1, 2, 4, E JCP20 PCB
4 FLASH TOTAL CHECK O O l O 0, 1, 2 JCP20 PCB
5 JIF PORT READ O O l O 0, 1, 2, 4, E JCP20 PCB
6 REV.READ O O l O 0, 1, 2, 4, E JCP20 PCB
7 ISA-RAM CHECK O O l O 0, 1, 2, 4, E JCP20 PCB
8 YENET INITIAL O l O l 0, 1, 2, 4, E JCP20 PCB
9 CMOS CLEAR O l O l 0, 1, 2, 4, JCP20 PCB
10 CMOS TOTAL CHECK O l O l 0, 1, 2, JCP20 PCB
11 PARAMETER READ O l O O 0, 1, 2, 4, JCP20 PCB
12 MOTION INITIAL O l l l 0, 1, 2, 4, JCP20 PCB, SERVO
13 LADDER START O l l l 0, 1, 2, 4 JCP20 PCB
14 INTEX INITIAL l O O O 0, 1, 2, 4, E
15 TASK SETUP l O l O 0, 1, 2, 4, E
16 JTABLE SET l l O O 0, 1, 2, 4, E JCP20 PCB