Motor control unit DCM31
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9) Error Messages
Errors are indicated by alternating flashing of "Er" (error) and the error number.
{Er.00} to {Er.13} are self-test error measures.
Error No. Error description Action
00 ROM test Switch off power, wait 10 sec, switch power back on.
If the error message is still active, there is a hardware
error in the controller.
The control unit must be replaced.
01 RAM test Switch off power, wait 10 sec, switch power back on.
If the error message is still active, there is a hardware
error in the controller.
The control unit must be replaced.
02 Watchdog test Switch off power, wait 10 sec, switch power back on.
If the error message is still active, there is a hardware
error in the control unit.
The control unit must be replaced.
03 EEprom access Switch off power, wait 10 sec, switch power back on.
If the error message is still active, there is a hardware
error in the control unit.
The control unit must be replaced.
04 EEprom data Switch off power, wait 10 sec, switch power back on.
If the error message is still active, the saved menu
parameters, the force values or the travel paths are no
longer correct. Only [M.A0] can be accessed.
Adjustment to another menu item is not possible.
The control unit must be reset and re-adjusted. New
teaching runs must then be completed.
05 M1 current measurement Switch off power, wait 10 sec, switch power back on.
If the error message is still active, there is a hardware
error in the control unit.
The control unit must be replaced.
06 M2 measurement Switch off power, wait 10 sec, switch power back on.
If the error message is still active, there is a hardware
error in the control unit.
The control unit must be replaced.
07 Switch off relay M1 Switch off power, wait 10 sec, switch power back on.
If the error message is still active, there is a short-circuit
in the relay for M1.
The control unit must be replaced.
08 Switch off relay M2 Switch off power, wait 10 sec, switch power back on.
If the error message is still active, there is a short-circuit
in the relay for M2.
The control unit must be replaced.
09 Switch off relay M1+M2 Switch off power, wait 10 sec, switch power back on.
If the error message is still active, there is a short-circuit
in the relay control for M1 and M2.
The control unit must be replaced.
10 Transistor switch off M1 Switch off power, wait 10 sec, switch power back on.
If the error message is still active, there is a short-circuit
in the transistor for M1.
The control unit must be replaced.
11 Transistor switch off M2 Switch off power, wait 10 sec, switch power back on.
If the error message is still active, there is a short-circuit
in the transistor for M2.
The control unit must be replaced.
12 Hardware SE Switch off power, wait 10 sec, switch power back on.
If the error message is still active:
a) Check setting [M.b6] and [J.1] with respect to
connected closing edge safety device.
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