Replacement Of Switching Regulator Ic (Ic5701) - Panasonic SC-HC30EF Service Manual

Step 6 : Remove 4 screws.
Step 7 : Remove SMPS P.C.B. as arrow shown.
Caution : During assembling, ensure the SMPS P.C.B. is
seated properly on the locator.
9.22. Replacement of Switching Reg-
ulator IC (IC5701)
• Refer to "Disassembly of SMPS P.C.B.".
9.22.1. Disassembly of Switching Regula-
tor IC (IC5701)
Caution : Handle the heatsink unit and P.C.B. with caution
due to its high temperature after prolonged use. Touching
it may lead to injuries.
Step 1 : Desolder pins of Switching Regulator IC (IC5701) on
the solder side of SMPS P.C.B..
Step 2 : Desolder pins of Heatsink Unit on the solder side of
SMPS P.C.B..
Step 3 : Remove the Heatsink Unit with the Switching Regula-
tor IC (IC5701).
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