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.
7.17. Replacement of Digital Amp IC
(IC5200)
•
• •
• Follow (Step 1) to (Step 3) of Item 7.3.
•
• •
• Follow (Step 1) to (Step 2) of Item 7.16.
Step 1 Desolder pins of the digital amp IC (IC5200) on the
reverse side of D-Amp P.C.B.
Step 2 Remove 1 screw.
Step 3 Remove the TR spring in the direction of arrows.
Step 4 Remove the digital amp IC (IC5200) from the heatsink
unit A.
Caution: Handle the heatsink unit A with caution due to its
high temperature after prolonged use. Touching it may
lead to injuries.
26
SA-PT465EE
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