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( 7 ) Memory error, keypad communications error, CPU error
Display abnormal
Turn the power supply
off. Wait until the
CHARGE “CRG” lamp
goes OFF. Then turn
ON Power Supply.
Does data appear on
digital display?
The Drive is operational.
Memory Error
Er1
Replace the
defective parts.
Are the connectors for
the printed circuit card
and the socket
mounted ICs inserted
properly? Is there any
source of noise close
to the Drive’s control
printed circuit card?
Check for contamina-
tion due to the environ-
ment.
The Drive failure
should be referred to
Product Service.
Contact GE Fuji
Electric.
Keypad Communications
Error
Er2
Er4
Option Communications
Error
CPU Error
Er3
Er5
Option Link Error
Yes
Yes
No
No