Replacement Of Audio Digital Amp Ic (Ic5200) - Panasonic SA-AKX72PH Service Manual

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9.17. Replacement of Audio Digital
Amp IC (IC5200)
• Refer to "Disassembly of D-Amp P.C.B.".
Step 1 Flip over D-Amp P.C.B..
Step 2 Desolder pins of the Audio Digital Amp IC (IC5200) on
the solder side of D-Amp P.C.B..
Step 3 Remove 1 screw.
Step 4 Remove TR Spring in the direction of arrow shown.
Step 5 Remove Audio Digital Amp IC (IC5200) from the heat
sink unit.
Caution: During replacement of the part, avoid touching
the heatsink, it may lead to injuries.
9.17.1. Assembly of Audio Digital Amp IC
(IC5200)
Step 1 Fix the Audio Digital Amp IC (IC5200) on to D-Amp
P.C.B..
Step 2 Screw back TR Spring to hold the Audio Digital Amp IC
(IC5200) onto the Heatsink Power Unit.
Step 3 Solder the pins of Audio Digital Amp IC.
Step 4 Use a blower to remove the minute particles after the
screwing of TR Spring.
Caution: Ensure pins of the Audio Digital Amp IC (IC5200)
are properly seated and soldered on D-Amp P.C.B..
48

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