Emerson LF501EM4 A Main Board A3AUP-MMA / BA4GU5G02013, A3AUPUH

This is an Emerson main board used in TV repair.

As the central control board it routes video input and manages power sequencing.

Cross references include LF501EM4 and A3AUP-MMA.

Check the model number and the part number printed on your original part.