1-4. Replacement of Main Parts
w To avoid shock hazard, be sure to turn the power switch off, and unplug the appliance from the outlet.
6. Disconnect the harnesses from the five connectors (CN1, CN2, and CN51 to CN53) on the switching regulator. 7. Remove the three screws, and remove the switching regulator.
PSW4 x 8
1-4-1. Power Supply Unit
w Never repair the inside of the power supply unit itself. The power supply unit is critical parts to safe operation. If the component part of the power supply unit is replaced, this may cause a fire or electric shock. Replacement procedures 1. 2. 3. 4. 5. Turn the power off. Unplug the appliance from the outlet. Open the front panel. (Refer to Section 1-2-1.) Remove the top plate. (Refer to Section 1-2-2.) Remove the six screws, and remove the two stays.
Stay BVTT3 x 6 BVTT3 x 6
Switching regulator CN2 Ground wire PSW4 x 8 CN1
CN53 CN52 CN51
8. Install a new switching regulator and the removed parts in the reverse order of the steps 1 through 7.
