Mitsubishi CR800 Series Instruction Manual page 29

Error No.
H1470 * Error message Frequency error
Cause
Measures
H148n * Error message Power supply parameter error
(n indicates the
Cause
axis number (1
to 8).) Measures
H1490 * Error message Power supply Power module overheat.
Cause
Measures
H1491 Error message Illegal converter thermal servo AMP.
Cause
Measures
H1492 * Error message Power supply converter overheat
Cause
Measures
H1493 * Error message Rush resistance overheat
Cause
Measures
H1494 * Error message Discharge resistance overheat
Cause
Measures
H150n * Error message Motor combination error
(n indicates the
Cause
axis number (1
to 8).) Measures
H151n * Error message SRV-AMP USB comm. error
(n indicates the
Cause
axis number (1
to 8).) Measures
H152n * Error message Servo motor output watt over
(n indicates the
Cause
axis number (1
to 8).) Measures
H154n * Error message Communication error between units
(n indicates the
Cause
axis number (1
to 8).) Measures
H1550 * Error message Emergency stop is a breakdown
Cause
Measures
H156n Error message Excessive error 4
(n indicates the
Cause
axis number (1
to 8).) Measures
H157n Error message Non-registered servo error. (This error may be caused by the error on the amplifier for additional axis.)
(n indicates the
Cause
axis number (1
to 8).) Measures
C158n Error message Non-registered servo warning. (This caution may be caused by the warning on the amplifier for additional
(n indicates the
axis number (1
Cause
to 8).)
Measures
AC frequency is out of range.
Check the AC power line frequency. If it comes back, contact your service provider.
Illegal at the power supply parameter
Turn the power OFF and ON once. If it comes back, contact your service provider.
The temperature protection function of the power module operated.
Clean up or replaces the air filters. When it comes back, contact to the dealer.
Overheating of servo AMP converter.
Turn the power OFF, wait a while, and then turn ON again.
Overheating of the converter was detected
Turn the power OFF, wait a while, and then turn ON again
Overheating of the rush resistance was detected
Turn the power OFF, wait a while, and then turn ON again
Overheating of the discharge resistance was detected
Turn the power OFF, wait a while, and then turn ON again
The servo motor which does not correspond to addition axis servo amplifier is connected.
Confirm the specifications of servo amplifier and the motor.
A communication error was detected between the servo amp and PC
Check the communication cable connection and conductivity
The output wattage of the servo motor exceeded ratings
Lower the rotation speed of the servo motor
The transmission data between servo amplifier units is illegal
Check the communication cable connection and conductivity
The external emergency stop input is illegal
Turn the power OFF and ON once. When it comes back, contact to the dealer.
The axis moved while executing servo ON processing.
If it comes back, contact your service provider.
A non-registered servo alarm occurred.
Confirms the code by LED of servo additional axis amplifier, and refer to the instruction manual of servo
amplifier.
If the alarm cannot be reset, turn the power OFF and ON. If it comes back, contact your service provider.
axis.)
A non-registered servo warning occurred.
Confirms the code by LED of servo additional axis amplifier, and refer to the instruction manual of servo
amplifier. If the alarm cannot be reset, turn the power OFF and ON. If it comes back, contact your service
provider.
Error cause and measures
1Error list
1-20
Error no. H1470 *