Panasonic MINAS A6 Series, Technical Reference

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7.2Details of protective function
7-17
Error No.
Protective function Causes Measures
Main Sub
55 0 A-phase connection error
protection In the driver module, A-phase connection in
2nd encoder for each axis (A/B/Z external
scale) is defective, e.g. discontinued.

In the driver module, check the A-phase
connection of 2nd encoder for each axis
(A/B/Z external scale).

Replace the external scale.
1 B-phase connection error
protection In the driver module, B-phase connection in
2nd encoder for each axis (A/B/Z external
scale) is defective, e.g. discontinued.

In the driver module, check the B-phase
connection of 2nd encoder for each axis
(A/B/Z external scale).

Replace the external scale.
2 Z-phase connection error
protection In the driver module, Z-phase connection in
2nd encoder for each axis (A/B/Z external
scale) is defective, e.g. discontinued.

In the driver module, check the Z-phase
connection of 2nd encoder for each axis
(A/B/Z external scale).

Replace the external scale.
(To be continued)