Panasonic SA-PT560E - Disassembly of SMPS; Replacement of Switch Regulator IC (IC5701)

Step 4 Solder pins of the digital amp IC (IC5400) on the
reverse side of D-Amp P.C.B.
Special Note: Ensure pins of the digital amp IC (IC5400) are
properly seated and soldered on D-Amp P.C.B.
Step 5 Follow (Step 5) to (Step 6) of Item 9.17.1
9.20. Disassembly of SMPS P.C.B.
•
• •
• Follow (Step 1) to (Step 3) of Item 9.3.
•
• •
• Follow (Step 1) to (Step 8) of Item 9.14.
Step 1 Move aside Main P.C.B. and position it according to the
diagram shown.
Step 2 Remove 4 screws on SMPS P.C.B.
Step 3 Detach 8P cable at the connector (CN5500) on D-Amp
P.C.B.
Step 4 Detach 11P cable at the connector (CN5802) on SMPS
P.C.B.
Step 5 Remove 8P cable (SMPS P.C.B. to D-Amp P.C.B.) from
the big wire holder.
Step 6 Remove SMPS P.C.B.
Special Note: During reassembling procedures, ensure the
P.C.B. is seated properly at the locators.
9.21. Replacement of Switch
Regulator IC (IC5701)
•
• •
• Follow (Step 1) to (Step 3) of Item 9.3.
•
• •
• Follow (Step 1) to (Step 8) of Item 9.14.
•
• •
• Follow (Step 1) to (Step 6) of Item 9.20.
Step 1 Desolder pins of the switch regulator IC (IC5701) on the
reverse side of SMPS P.C.B.
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SA-PT560E / SA-PT560EB / SA-PT560EG