Yaskawa YASNAC PC NC Maintenance Manual User Manual
Page 53
PC NC Maintenance Manual
Chapter 4: Troubleshooting
4-32
Online = O, Offline = * *
Self - Diagnosis Function Specification
During boot up of the PC NC
Table 4.16: Operation Mode Content
System Number
Switch
Mode of operation
Operation Mode
Type
0
Normal operation mode
O
1
Normal operation mode
O
2
Normal operation mode
O
4
Ladder development mode
O
E
Memory operation mode
**
Processing
classification
number display
Progress message display
corresponding to the content of
NC power input processing.
LED Display
System
number SW
Cause of failure
4
3
2
1
1
LED PORT WRITE
O
O
O
0, 1, 2, 4, E
JCP20 PCB
2
YENET RAM CHECK
O
O
O
0, 1, 2, 4, E
JCP20 PCB
3
SYSTEM-SW READ
O
O
O
0, 1, 2, 4, E
JCP20 PCB
4
FLASH TOTAL CHECK
O
O
O
0, 1, 2
JCP20 PCB
5
JIF PORT READ
O
O
O
0, 1, 2, 4, E
JCP20 PCB
6
REV.READ
O
O
O
0, 1, 2, 4, E
JCP20 PCB
7
ISA-RAM CHECK
O
O
O
0, 1, 2, 4, E
JCP20 PCB
8
YENET INITIAL
O
O
0, 1, 2, 4, E
JCP20 PCB
9
CMOS CLEAR
O
O
0, 1, 2, 4,
JCP20 PCB
10
CMOS TOTAL CHECK
O
O
0, 1, 2,
JCP20 PCB
11
PARAMETER READ
O
O
O
0, 1, 2, 4,
JCP20 PCB
12
MOTION INITIAL
O
0, 1, 2, 4,
JCP20 PCB, SERVO
13
LADDER START
O
0, 1, 2, 4
JCP20 PCB
14
INTEX INITIAL
O
O
O
0, 1, 2, 4, E
15
TASK SETUP
O
O
0, 1, 2, 4, E
16
JTABLE SET
O
O
0, 1, 2, 4, E
JCP20 PCB