beautypg.com

Yaskawa i80M Maintenance Manual User Manual

Page 85

background image

4.2

TROUBLESHOOTING BY ALARM CODES

This description covers the troubles displayed by alarm
codes that were recognized by diagnostic function of NC

unit during normal operation.
For details, refer to Section 8 of the Appendix “List of
Alarm Codes ,

which is separate from the YASNAC i80M

or L instruction manual.

Especially difficult troubles are explained in Section 8 of

the Appendix which is separate from this manual.

4.2.1 DISPLAY METHOD

When an alarm occurs, the number of the highest order
alarm and a comment are displayed on the stationary

display field at the bottom of the CRT screen regardless

of the mode and selected screen display.

For stationary

display, refer to Par.

3.4.1 of the YASNAC i80M or L

operation manual.

In this case, detailed information of

the alarm can be displayed by the following operations:

o

Depress the

COMN

key.

— The common screen will be displayed.

Depress the

job selection soft key.

The alarm job is selected.

Select alarm

function or users function which is displayed

on the stationary display field.

77