Panasonic SA-PT460 Service Manual page 50

SA-PT460EB / SA-PT460EG
Note: Refer to the diagrams of D-Amp P.C.B. (Item 20.4.) for
location of the part.
9.17.1. Assembly of the Digital Amp IC
(IC5000)
Step 1 Fix the digital amp IC (IC5000) to the heatsink unit A.
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 digital amp IC (IC5000) on the
reverse side of D-Amp P.C.B.
Special Note: Ensure pins of the digital 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.
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