Panasonic SA-BTT775GA Service Manual page 109

10.25.2. Assembly of Regulator Diode
(D5803)
Step 1 Apply Grease to the back of Regulator Diode (D5803).
Step 2 Fix & screw the Regulator Diode (D5803) to the Heat-
sink B.
Caution: Ensure that Regulator Diode (D5803) is tightly
screwed to the Heatsink B.
Step 3 Solder pins of the Regulator Diode (D5803) on the sol-
der side of SMPS P.C.B..
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