Replacement Of Regulator Diode (D5803) - Panasonic SA-AKX74PH Service Manual

11.25. Replacement of Regulator
Diode (D5803)
• Refer to "Disassembly of SMPS P.C.B.".
11.25.1. Disassembly of Rectifier Diode
(D5803)
Step 1 Desolder pins of the Rectifier Diode (D5803) on the sol-
der side of the SMPS P.C.B..
Step 2 Desolder pins of the Heatsink B.
Step 3 Remove 1 screw at Rectifier Diode (D5803).
Step 4 Remove the Rectifier Diode (D5803) from the SMPS
P.C.B..
Caution: Avoid touching the Heatsink B due to its high
temperature after prolonged use. Touching it may lead to
injuries.
11.25.2. Assembly of Rectifier Diode
(D5803)
Step 1 Apply grease to the Heatsink B.
Step 2 Screw the Rectifier diode (D5803) to the Heatsink B.
Caution: Ensure the Rectifier Diode (D5803) is tightly
screwed to the Heatsink B.
Step 3 Fix the Heatsink B with Rectifier Diode (D5803) on
SMPS P.C.B..
Caution: Ensure pins of the Rectifier Diode (D5803) are
properly inserted into the SMPS P.C.B..
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