Yaskawa PC NC - Manual (Page 166)

4 - 4
YASNAC PCNC Operating Manual Chapter 4: Maintenance
4.1.4 Cause of Alarm and Corrective Action
The following shows the listing of YASNAC PCNC alarms.
Table 4.1.4.1: Alarm Numbers and Classification
NUMBER CONTENTS STOP MODE OUTPUT HOW TO RESET
0000 to 0049
Errors related to edit and operation
Occurring in the background mode
also. Block stop Input error alarm Reset
0050 to 0099
Errors related to edit and operation
Not occurring in the background
mode.
Block stop Input error alarm
Reset
Power OFF for #0050 and #0051
0100 to 0499 Program error Block stop Input error alarm Reset
1000 to 1099
Program error
DNC, COMS total, etc.
Block stop Input error alarm Reset
2000 to2199
Machine related error
OT, reference point return, machine
ready, in-position, etc.
Stop after
deceleration, or
immediate stop
Alarm
Reset operation after removing
the cause. With the alarm caused
by the machine ready signal, if
it occurs in the first power ON
operation, it is automatically reset.
3000 to 3299
Servo and spindle related alarm
ESP, CPU mutual monitoring
Immediate stop,
or serve, OFF
Alarm
Reset after removing the cause.
With the SVOFF alarm, it is
automatically reset by the SVON.
8000 to 8049
Memory check error
Watchdog timer error
Off-line error
Immediate stop,
or serve OFF
Alarm
For maintenance
CPU halt
Switching to the special
maintenance screen
9000 to 9049
Error occurring in background
editing (basically the same as
with 0000 to 0049)
Not stopped
Background
error output
Reset or with reset soft-key
No number
indication
BAT indication
BAT, AXIS
Battery error
Encoder alarm
Not stopped No output Changing the battery
No number
indication
Warning
message
Key operation error, edit operation
error (not serious operation error)
Not stopped Warning Next key operation