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10.19. Replacement of Digital Ampli-
fier IC (IC5100/IC5200)
• Refer to “Disassembly of D-Amp P.C.B.”.
10.19.1. Disassembly of Digital Amplifier IC
(IC5100/IC5200)
Step 1 Place the D-Amp P.C.B. on an insulated material.
Step 2 Remove 3 screws.
Step 3 Lift up the D-Amp P.C.B..
Step 4 Upset the D-Amp P.C.B..
Caution: Keep the Heatsink Spacer in safe place. Place it
back during assembling.
Step 5 Desolder pins of Digital Amplifier IC (IC5100).
Step 6 Remove Digital Amplifier IC (IC5100).
Note: For disassembling of Digital Amplifier IC (IC5200), repeat
the (Step 1) to (Step 4) of 10.19.1.
10.19.2. Assembly of Digital Amplifier IC
(IC5100/IC5200)
Step 1 Mount the Digital Amplifier IC (IC5100) onto the D-Amp
P. C .B . .
Step 2 Solder pins of Digital Amplifier IC (IC5100).
Caution: Ensure that the pins of Digital Amplifier IC
(IC5100) is positioned correctly on D-Amp P.C.B. before
soldering check solderability.
Step 3 Apply grease onto the Top Side of the Digital Amplifier
IC (IC5100).
Step 4 Upset the D-Amp P.C.B..
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