Replacement Of Regulator Diode (D5802) - Panasonic SA-PT480PH Service Manual

8.24.2. Assembly
(D5702)
Step 1 Apply grease to the Heatsink Unit B.
Step 2 Fix and screw the Rectifier Diode (D5702) to the Heat-
sink Unit B.
Caution: Ensure the Rectifier Diode (D5702) is tightly
screwed to the Heatsink Unit B.
Step 3 Mount the Heatsink Unit B with Rectifier Diode (D5702)
onto SMPS P.C.B..
Caution: Ensure the Heatsink Unit B with Rectifier Diode
(D5702) are properly seated on SMPS P.C.B..
Step 4 Fix and screw the Switching Regulator IC (IC5701) to
the Heatsink Unit B.
Step 5 Solder pins of the Heatsink Unit B on the solder side of
SMPS P.C.B..
Step 6 Solder pins of the Rectifier Diode (D5702) on the solder
side of SMPS P.C.B..
of Rectifier Diode Caution: Ensure pins of the Rectifier Diode (D5702) are
properly seated before soldered onto SMPS P.C.B..
8.25. Replacement
Diode (D5802)
• Refer to "Disassembly of SMPS P.C.B."
8.25.1. Disassembly of Regulator Diode
(D5802)
Step 1 Desolder pins of the Regulator Diode (D5802) on the
solder side of SMPS P.C.B..
69
of Regulator