Adjustable Speed Drive Installation and Operation Manual

H9 ASD Installation and Operation Manual 251
E-24
Optional Expansion
Input Terminal Board
2 Error
Optional Expansion Input Terminal Board 2 is defective.
E-25
Stop Positioning
Retention Error
Load movement while stopped.
F381 setting is too low.
Encoder malfunction.
Creep speed is too high.
E-26
CPU2 Fault
•CPU malfunction.
Control board malfunction.
E-50/E-51
Sink/Source Setting
Error
Improperly positioned Sink/Source jumper on the Terminal board or on an
option device (see J100 at the Terminal PCB of the ASD).
Sink/Source configuration is incorrect.
EEP1
EEPROM Fault
EEPROM write malfunction.
Make a service call.
EEP2/EEP3
EEPROM Data Fault
EEPROM read malfunction.
Make a service call.
EF1/EF2
(Earth) Ground Fault
Ground fault at the motor.
Ground fault at the output of the ASD.
Current leakage to Earth Ground.
EPHI Input Phase Failure 3-phase input to the ASD is low or missing at the R, S, or T input terminals.
EPHO
Output Phase Failure
3-phase output from the ASD is low or missing at the U, V, or W output
terminals or at the input to the motor.
ERR2
RAM Fault
Internal RAM malfunction.
Make a service call.
ERR3
ROM Fault
Internal ROM malfunction.
Make a service call.
ERR4
CPU Fault
•CPU malfunction.
Control board malfunction.
Make a service call.
ERR5
Communication
Error
Communication time out error.
Communication malfunction.
Improper or loose connection.
Improper system settings.
ERR6
Gate Array Fault
Main Gate Array is defective.
ERR7 Low Current Improper Low Current detection level settings at F609F612.
ERR8
Option Device Fault
Check installation, connections, and option device manual.
ERR9
Flash Memory Fault
Flash memory malfunction.
Make a service call.
LED Display LCD Display Possible Causes