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Step 4 : Remove 1 screw.
Step 5 : Remove the Voltage Regulator IC (IC2910).

9.25.2.

Assembly of Voltage Regulator IC
(IC2910)

Step 1 : Apply grease to the Heatsink Unit.
Step 2 : Fix & screw the Voltage Regulator IC (IC2910) onto
the Heatsink Unit.
Caution : Ensure the Voltage Regulator IC (IC2910) is
tightly screwed to the Heatsink Unit.

Step 3 : Mount the Voltage Regulator IC (IC2910) onto SMPS
P.C.B.
Caution : Ensure the Voltage Regulator IC (IC2910) is
seated properly on the SMPS P.C.B..

Step 4 : Solder pins of the Heatsink Unit.
Step 5 : Solder pins of the Voltage Regulator IC (IC2910).
Caution : Ensure the Voltage Regulator IC (IC2910) is 
seated properly onto the SMPS P.C.B. before soldering.

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9.26. Replacement of Diode (D5802)

• Refer to "Disassembly of SMPS P.C.B.". 

9.26.1.

Disassembly of Diode (D5802)

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 Diode (D5802) on the solder side of
SMPS P.C.B..

Step 2 : Remove 1 screw.
Step 3 : Remove the Diode (D5802).

9.26.2.

Assembly of Diode (D5802)

Step 1 : Apply grease to the Heatsink Unit.
Step 2 : Mount the Diode (D5802) onto SMPS P.C.B.
Caution : Ensure the Diode (D5802) is seated properly on
the SMPS P.C.B..
Step 3 : Fix & screw the Diode (D5802) onto the Heatsink Unit.

Step 4 : Solder pins of the Diode (D5802).
Caution : Ensure the Diode (D5802) is seated properly onto 
the SMPS P.C.B. before soldering.

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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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Step 3 : Desolder pins of Power Amplifier IC (IC1) on the Verti-
cal Main P.C.B. (Side B).
Step 4 : Remove the Power Amplifier IC (IC1).

9.28.2.

Assembly of Power Amplifier IC
(IC1)

Step 1 : Fix the Power Amplifier IC (IC1) onto Vertical Main
P.C.B.
Step 2 : Solder pins of the Power Amplifier IC (IC1).
Caution : Ensure the Power Amplifier IC (IC1) is seated 
properly onto the Vertical Main P.C.B. before soldering.

Step 3 : Apply grease onto the top side of the Power Amplifier
IC (IC1).
Step 4 : Fix the Heatsink Unit onto the Vertical Main P.C.B..

Step 5 : Solder pins of the Heatsink Unit.