FEC AFC1500 - Manual (Page 63)

Abnormal Code
The Multi Unit is capable of giving unit fault status to the AFC 1500 User
Console in the form of a code number. This number can be read and
displayed by the User Console software. (See the User Console manual for
more information where to access this function) These codes are only
available on Multi Firmware version 3.34 or later.
Input / Output port number error - input port number over 4 or
Output port number over 8 is set 9
An Axis unit was not in Ready status when the Multi Unit attempted
to send 2nd step command - confirm all axis status 8
An Axis unit was not in Ready status when the Multi Unit attempted
to send 1st step command - confirm all axis status 7
Fastening sequence abnormal 6
No End command in the fastening sequence 5
Fastening sequence selected does not exist - confirm fastening
sequence. 4
Fastening sequence does not have spindle numbers assigned -
confirm fastening sequence 3
The connected spindles do not match with spindles called from
fastening sequence - confirm fastening sequence 2
An Axis unit was not in Ready status when the Multi Unit attempted
to start - confirm all axis status 1
Description Abnormal
Number
Chapter 4: I/O and Output Data
63