Yaskawa J50M Instructions - Manual (Page 209)

7.6.5
If the
Fig. 7.4 Example of Input/Output
Signal Display
BEFORE MAINTENANCE CALL
cause of trouble cannot be found alarm
codes or 1/0 signals (described in 7.6. to or
corrective action for the trouble cannot taken,
record the following items, and notify the company as
soon as possible.
Alarm codes and the accompanying data with
them.
The types and characteristics of the troubles.
The operational procedures just before the trouble
occurred and number of applied NC tape.
Whether the trouble recurs each time, the op-
eration is repeated after depressing the RESET
k e y .
Date and time when the trouble
Name of the discoverer of the trouble and the
operator.
If trouble occurs, keep the control in the same
condition until it can be checked by your Yaskawa
r e p r e s e n t a t i v e .
If the situation permits, avoid
turning off control power, or depressing POWER
OFF button.
201