Replacement Of Diode (D5803) - Panasonic SA-XH170EB Service Manual

12.19.2. Assembly of Diode (D5802)
Step 1 Apply Grease to the back of Diode (D5802).
Step 2 Fix and screw the Diode (D5802) to the Heatsink B.
Caution: Ensure that Diode (D5802) is properly fixed and
fully screwed onto Heatsink B.
Step 3 Solder pins of the Diode (D5802) on the solder side of
SMPS P.C.B..

12.20. Replacement of Diode (D5803)

• Refer to "Disassembly of Top Cabinet.
• Refer to "Disassembly of SMPS P.C.B.".
12.20.1. Disassembly of Diode (D5803)
Step 1 Place SMPS P.C.B. on an insulated material.
Step 2 Desolder pins of the Diode (D5803) on the solder side of
SMPS P.C.B..
Step 3 Remove 1 screw from the Diode (D5803)
Step 4 Remove the Diode (D5803) from SMPS P.C.B..
Caution: Avoid touching the Heatsink B due to its high
temperature after prolonged use. Touching it may lead to
injuries.
Note: Refer to the diagrams of SMPS P.C.B. (Item 18.4) for
location of the part.
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