8-8

( 8 ) Drive output circuit error
Er7
Yes
Are terminals U, V and W
not yet connected or open?
No
Is BX-CM signal ON/CLOSED?
Connect or replace the wiring.
Turn BX-CM signal OFF/OPEN.
Do not operate any key and
control circuit terminal during
tuning.
Set the correct data.
Was an operation com-
mand input or was the
STOP key pressed during
tuning?
Is data F_70 and F_71
correct?
Contact GE Fuji Electric.
No
Yes
Yes
No
No
Yes