Replacement Of Digital Amplifier Ic (Ic5100) - Panasonic SA-BT222EB Service Manual

10.18. Replacement of Digital Ampli-
fier IC (IC5100)
• Refer to "Disassembly of D-Amp P.C.B.".
10.18.1. Disassembly of Digital Amplifier IC
(IC5100)
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).
10.18.2. Assembly of Digital Amplifier IC
(IC5100)
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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