The following figure shows the wiring diagram of the NEJE 3 control board. The NEJE 5 control board is similar to this one (without the limit switch).
The following figure shows the wiring diagram of the NEJE Max 4 control board. The NEJE Max 5 control board is similar to this one (without the limit switch).
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Please make sure the connector and cable are fully connected.
Good
Not fully connected
Connector damage
Good
Not fully connected
Good
Not fully connected
Good
Damaged cables
Good
Damaged connector