P9 ASD Quick Start Guide
75
E-23
Optional Expansion
Input Terminal Board 1
Error
• Optional Expansion Input Terminal Board 1 is defective.
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 Read Error
• 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
F609
–
F612
.
ERR8
Option Device Fault
• Check installation, connections, and option device manual.
LED Screen
LCD Screen
Possible Causes/Troubleshooting
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