56
9.27. Disassembly of Horizontal
Main P.C.B. and Vertical Main
P.C.B.
• Refer to “Disassembly of Stand Unit”.
• Refer to “Disassembly of CD Door Assembly”.
• Refer to “Disassembly of Net Frame Assembly”.
• Refer to “Disassembly of Front Panel Block”.
• Refer to “Disassembly of Top Ornament Unit”.
• Refer to "Disassembly of Traverse Unit”
• Refer to "Disassembly of USB P.C.B.”
• Refer to "Disassembly of Headphone/AUX P.C.B.”.
• Refer to “Disassembly of PCB Block”.
• Refer to (Step 1) - (Step 2) of item 9.23.
Step 1 : Detach Horizontal Main P.C.B. and Vertical Main
P.C.B. as arrow shown.
9.28. Replacement of Power Ampli-
fier IC (IC1)
• Refer to "Disassembly of Horizontal Main P.C.B. and Vertical
Main P.C.B.".
9.28.1. Disassembly of Power Amplifier IC
(IC1)
Caution : Handle the heatsink unit and P.C.B. with caution
due to its high temperature after prolonged use. Touching
it may lead to injuries.
Step 1 : Desolder pins of Heatsink Unit on the Vertical Main
P.C.B. (Side A).
Step 2 : Remove the Heatsink Unit.
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