How to Replace the Thermal Fuse in a Sony Wega KDF-E60A20


The Sony Wega KDF-E60A20 is a 60-inch rear projection LCD television. The thermal fuse inside the TV cabinet helps prevent the unit from overheating. If the thermal fuse is blown or defective, the television will not turn on. In some cases, the TV may power on but there will be no picture. Replace the broken or faulty thermal fuse with a new one to restore your Sony Wega TV to appropriate working condition.

Things You'll Need

  • Phillips screwdriver
  • Unplug the power cord from the wall outlet.

  • Remove the 13 screws along the bottom rear panel with the Phillips screwdriver. Lift the rear panel away from the TV cabinet to remove it.

  • Remove the five screws holding the bracket in place in the rear center cabinet. Unplug the ground wires from the bracket. Lift the bracket off.

  • Remove the screws holding the fan cover in place. Unplug the grounding wire. Lift the fan cover off.

  • Unplug the electrical connector from the thermal fuse. Remove the old thermal fuse from the TV cabinet.

  • Place the new thermal fuse inside the cabinet. Plug the electrical connector into its socket.

  • Replace the fan cover. Install the screws that hold it in place. Plug the ground wire into its connector.

  • Replace the bracket in the center rear TV cabinet. Plug the ground wires from their sockets. Install the screws holding the bracket in place.

  • Replace the rear panel. Install the 13 screws connecting the panel to the TV cabinet.

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  • Sony KDF-E55A20 and KDF-E60A20 Service Manual; Sony Service Company
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