7.16. Replacement of Digital Amp IC
(IC5000)
•
• •
• Follow (Step 1) to (Step 3) of Item 7.3.
Step 1 Cut the 5 connecting points as indicated in the diagram.
Step 2 Detach the marked portion from the bottom chassis.
Step 3 Desolder pins of the digital amp IC (IC5000) on the
reverse side of D-Amp P.C.B.
Step 4 Remove 1 screw from the TR spring.
Step 5 Remove the TR spring in the direction of arrows.
Step 6 Remove the digital amp IC (IC5000) 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.
Note: Refer to the diagrams of D-Amp P.C.B. (Item 8.4.) for
location of the part.
7.16.1. Assembly of the Digital Amp IC
(IC5000)
Step 1 Fix the digital amp IC (IC5000) to the heatsink unit A.
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SA-PT465EE
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