Replacement Of Audio Digital Power Amp Ic (Ic5200) - Panasonic SA-PT470EB Service Manual

9.15.2. Assembly of the Audio Digital
Power Amp IC (IC5000)
Step 1 Mount the Audio Digital Power Amp IC (IC5000) to the
D-Amp P.C.B.
Caution: Ensure pins of the Audio Digital Power Amp IC
(IC5000) are properly seated and soldered on D-Amp P.C.B.
Step 2 Screw the TR spring to the heatsink unit A.
Step 3 Use a blower to remove the minute particles that might
be caused after the process of the screwing TR spring to the
heatsink unit A.
Step 4 Solder pins of the Audio Digital Power Amp IC (IC5000)
on the solder side of D-Amp P.C.B.
Caution: Ensure pins of the Audio Digital Power Amp IC
(IC5000) are properly seated and soldered on D-Amp P.C.B.
Step 5 Position the bottom chassis portion in to the curves
according to the diagram shown. (Rotate the part at 180
degrees as compared to its original position)
Step 6 Screw the portion to the bottom chassis.
9.16. Replacement of Audio Digital
Power Amp IC (IC5200)
9.16.1. Disassembly
Power Amp IC (IC5200)
• Follow (Step 1) to (Step 3) of Item 9.3.
• Follow (Step 1) to (Step 2) of Item 9.15.
Step 1 Desolder pins of the Audio Digital Power Amp IC
(IC5200) on the solder side of D-Amp P.C.B.
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of Audio Digital