Kollmorgen AKD PDMM series, User Manual

Page: 150 / 513

AKD PDMM User Guide | 15.2.2 Alarms
Alarm Description Cause Remedy
A02 Low on memory. Memory leak or corruption. Power-off/on. If problem is recurrent,
check release notes for firmware updates
or return hardware for repair.
A04 Low input voltage +24 volt input power is +19
volts or less. Check power supply voltage and con-
nection to the PDMM.
A12 Flash memory is low
on free space. Flash memory is almost full. Clean-up the flash memory by removing
log files, application programs, recipes, or
other data files. Reset to factory defaults.
A21 Recoverable process
or thread failed to
respond during oper-
ation. KAS non-runtime code failed
during normal operation and
was automatically restarted. If problem is recurrent, power-off/on.
Check release notes for firmware updates.
A23 CPU is overloaded Reduce the sample rate, simplify the appli-
cation, or reduce the application cycles.
A30 EtherCAT missed a
send frame during
operation mode. EtherCAT master was unable
to send a frame for one or
more cycles. Reduce the controller CPU load.
A38 EtherCAT missed a
receive frame during
operation mode. EtherCAT master did not
receive a frame for one or
more cycles. Check the EtherCAT network wiring and
devices.
A40 Local digital IO
missed a cyclic
update Local digital IO was not
updated during a cycle or the
updates are no longer syn-
chronous. Reduce the sample rate, simplify the appli-
cation, or reduce the application cycles.
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