Panasonic SA-XH50P, Service Manual

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10.14. Replacement of Diode (D5706)
• Refer to “Disassembly of SMPS P.C.B.”.
• Refer to “Disassembly of Top Cabinet.
10.14.1. Disassembly of Diode (D5706)
Step 1 Desolder pins of the Diode (D5706) on the solder side of
SMPS P.C.B..
Step 2 Remove 1 screw from the Diode (D5706).
Step 3 Remove the Diode (D5706) from the Heatsink Ext B.
Caution: Avoid touching Heatsink Ext 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.
10.14.2. Assembly of Diode (D5706)
Step 1 Apply grease to the Heatsink Ext B.
Step 2 Fix the Diode (D5706) to the SMPS P.C.B..
Caution: Ensure pins of the Diode (D5706) are properly
seated and soldered on SMPS P.C.B..
Step 3 Fix and screw the Diode (D5706) to the Heatsink Ext B.
Caution: Ensure the Diode (D5706) is tightly screwed to the
Heatsink Ext B.
Step 4 Solder pins of the Diode (D5706) on the solder side of
SMPS P.C.B..