Replacement Of Switching Regulator Ic (Ic5701) - Panasonic SA-AKX52PH Service Manual

9.18. Replacement of Switching Reg-
ulator IC (IC5701)
• Refer to "Disassembly of SMPS P.C.B.".
9.18.1. Disassembly of Switching Regula-
tor IC (IC5701)
Step 1 Desolder pins of the Switching Regulator IC (IC5701) on
the solder side of SMPS P.C.B..
Step 2 Remove 1 screw.
Step 3 Remove the Switching Regulator IC (IC5701).
Caution: Avoid touching the Heatsink A due to its high
temperature after prolonged use. Touching it may lead to
injuries.
9.18.2. Assembly of Switching Regulator
IC (IC5701)
Step 1 Apply grease to the Heatsink A.
Step 2 Fix the Switching Regulator IC (IC5701) to the SMPS
P.C.B..
Caution: Ensure pins of the Switching Regulator IC
(IC5701) are properly inserted and soldered on SMPS
P.C.B..
Step 3 Screw the Switching Regulator IC (IC5701) to the Heat-
sink A.
Caution: Ensure the Switching Regulator IC (IC5701) is
tightly screwed to the Heatsink A.
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