Panasonic SA-AKX74LM-K Service Manual page 59

Step 3 Remove 1 screw at Rectifier Diode (D5802).
Step 4 Remove the Rectifier Diode (D5802) from the SMPS
P.C.B..
Caution: Avoid touching the Heatsink B due to its high
temperature after prolong use. Touching it may lead to
injuries.
11.24.2. Assembly of Rectifier Diode
(D5802)
Step 1 Apply grease to the Heatsink B.
Step 2 Screw the Rectifier Diode (D5802) to the Heatsink B.
Caution: Ensure the Rectifier Diode (D5802) is tightly
screwed to the Heatsink B.
Step 3 Fix the Heatsink B with Rectifier Diode (D5802) on the
SMPS P.C.B..
Caution: Ensure pins of the Rectifier. Diode (D5802) is
properly inserted into the SMPS P.C.B..
Step 4 Solder pins of the Rectifier Diode (D5802) on the solder
side of the SMPS P.C.B..
Step 5 Solder pins of the Heatsink B..
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