Emerson LF391EM4 Power Supply Board BA4AT0F01021 / A4AT0021 / A4AT0MPW-001

This is an Emerson power supply board used in TV repair.

The power supply converts AC line voltage into the DC rails used by the set.

Reference numbers on the part include BA4AT0F01021 and A4AT0021.

Confirm the model and board number on your original part before ordering.