U 1 o c – Yaskawa GPD503 Drive User Manual
Page 112
6.2 DISPLAYING FAULT SEQUENCE Continued
B. At Power-Up.
In Table 6-3, digital display A occurs if there was a Fault trip (shutdown) before turning
off power. Digital display B occurs if there was no shutdown.
After the fault sequence has been examined, refer to paragraph 3.4 B.
STEP
OPERATION PROCEDURE
DIGITAL DISPLAY
A
B
1
Turn on power.
Blinking for 5 seconds,
Blinking for 5 seconds,
then last selected
then last selected
monitor display.
monitor display.
2
Press
^
while holding
DSPL/ENTR to select
Previous Fault Display.
3
Continue pressing
^
to
display the other codes in
the memory register.
After the last code is
displayed, the sequence
will return to the first code.
STEP
OPERATION PROCEDURE
DIGITAL DISPLAY
A
B
U 1 o C
U 1 o C
U 2 o H
U 1 o C
U 1 – –
U 1 – –
U 1 – –
U 1 – –
Table 6-3. Displaying Fault Sequence After Power-up
6-5