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Fanuc alarm: 462 - n AXIS : SEND CNC DATA FAILED

CNC Machine Control Manufacturer
Fanuc
Control Model
16/18/21, 16i/18i/21i, 160i/180i/210i, ,
462 - n AXIS : SEND CNC DATA FAILED

Alarm Description

Because of an FSSB communication error, a slave could not receive correct data.

Additional Suggestions & Alarm Clarification

None currently

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Post troubleshooting recommendations for (Fanuc alarm: 462 - n AXIS : SEND CNC DATA FAILED) error message below.

Fanuc alarm: 461 - n AXIS : ILLEGAL AMP INTERFACE

CNC Machine Control Manufacturer
Fanuc
Control Model
16/18/21, 16i/18i/21i, 160i/180i/210i, ,
461 - n AXIS : ILLEGAL AMP INTERFACE

Alarm Description

The axes of the 2-axis amplifier were assigned to the fast type interface.

Additional Suggestions & Alarm Clarification

None currently

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Post troubleshooting recommendations for (Fanuc alarm: 461 - n AXIS : ILLEGAL AMP INTERFACE) error message below.

Fanuc alarm: 460 - n AXIS : FSSB DISCONNECT

CNC Machine Control Manufacturer
Fanuc
Control Model
16/18/21, 16i/18i/21i, 160i/180i/210i, ,
460 - n AXIS : FSSB DISCONNECT

Alarm Description

FSSB communication was disconnected suddenly. The possible causes are as follows: 1) The FSSB communication cable was disconnected or broken. 2) The power to the amplifier was turned off suddenly. 3) A low-voltage alarm was issued by the amplifier.

Additional Suggestions & Alarm Clarification

Check fiber optic cables for damage

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Fanuc alarm: 453 - n AXIS : SPC SOFT DISCONNECTALARM

CNC Machine Control Manufacturer
Fanuc
Control Model
16/18/21, 16i/18i/21i, 160i/180i/210i, ,
453 - n AXIS : SPC SOFT DISCONNECTALARM

Alarm Description

Software disconnection alarm of the ? pulse coder.
Turn off the power to the CNC, then remove and insert the pulse coder
cable. If this alarm is issued again, replace the pulse coder.

Additional Suggestions & Alarm Clarification

None currently

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Post troubleshooting recommendations for (Fanuc alarm: 453 - n AXIS : SPC SOFT DISCONNECTALARM) error message below.

Fanuc alarm: 449 - n AXIS : INV. IPM ALARM

CNC Machine Control Manufacturer
Fanuc
Control Model
16/18/21, 16i/18i/21i, 160i/180i/210i, ,
449 - n AXIS : INV. IPM ALARM

Alarm Description

1) SVM: IPM (intelligent power module) detected an alarm. 2) a series SVU: IPM (intelligent power module) detected an alarm.

Additional Suggestions & Alarm Clarification

Typically the drive needs to be replaced

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Post troubleshooting recommendations for (Fanuc alarm: 449 - n AXIS : INV. IPM ALARM) error message below.

Fanuc alarm: 448 - n AXIS : UNMATCHED FEEDBACK ALARM

CNC Machine Control Manufacturer
Fanuc
Control Model
16/18/21, 16i/18i/21i, 160i/180i/210i, ,
448 - n AXIS : UNMATCHED FEEDBACK ALARM

Alarm Description

The sign of feedback data from the built-in pulse coder differs from that of feedback data from the separate detector.

Additional Suggestions & Alarm Clarification

Check all cable connections to encoder and drives. Disconnecting cables may loose axes home position. Check for coolant in plugs and encoder area.

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Post troubleshooting recommendations for (Fanuc alarm: 448 - n AXIS : UNMATCHED FEEDBACK ALARM) error message below.

Fanuc alarm: 447 - n AXIS : HARD DISCONNECT (EXT)

CNC Machine Control Manufacturer
Fanuc
Control Model
16/18/21, 16i/18i/21i, 160i/180i/210i, ,
447 - n AXIS : HARD DISCONNECT (EXT)

Alarm Description

A broken wire in the separate detector was detected by hardware.

Additional Suggestions & Alarm Clarification

Check all cable connections to encoder and drives. Disconnecting cables may loose axes home position. Check for coolant in plugs and encoder area.

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Post troubleshooting recommendations for (Fanuc alarm: 447 - n AXIS : HARD DISCONNECT (EXT)) error message below.

Fanuc alarm: 446 - n AXIS : HARD DISCONNECT ALARM

CNC Machine Control Manufacturer
Fanuc
Control Model
16/18/21, 16i/18i/21i, 160i/180i/210i, ,
446 - n AXIS : HARD DISCONNECT ALARM

Alarm Description

A broken wire in the built-in pulse coder was detected by hardware.

Additional Suggestions & Alarm Clarification

Check all cable connections to encoder and drives. Disconnecting cables may loose axes home position. Check for coolant in plugs and encoder area.

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Post troubleshooting recommendations for (Fanuc alarm: 446 - n AXIS : HARD DISCONNECT ALARM) error message below.

Fanuc alarm: 445 - n AXIS : SOFT DISCONNECT ALARM

CNC Machine Control Manufacturer
Fanuc
Control Model
16/18/21, 16i/18i/21i, 160i/180i/210i, ,
445 - n AXIS : SOFT DISCONNECT ALARM

Alarm Description

The digital servo software detected a broken wire in the pulse coder.

Additional Suggestions & Alarm Clarification

Check all cable connections to encoder and drives. Disconnecting cables may loose axes home position. Check for coolant in plugs and encoder area.

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Post troubleshooting recommendations for (Fanuc alarm: 445 - n AXIS : SOFT DISCONNECT ALARM) error message below.

Fanuc alarm: 444 - n AXIS : INV. COOLING FAN FAILURE

CNC Machine Control Manufacturer
Fanuc
Control Model
16/18/21, 16i/18i/21i, 160i/180i/210i, ,
444 - n AXIS : INV. COOLING FAN FAILURE

Alarm Description

SVM: The internal stirring fan failed.

Additional Suggestions & Alarm Clarification

None currently

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