Replacement Of Audio Digital - Panasonic SA-AKX14LM-K Service Manual

11.13. Replacement of Audio Digital

Amp IC (IC5902)
• Refer to "Disassembly of Main P.C.B.".
11.13.1. Disassembly of Audio Digital Amp
IC (IC5902)
Step 1 Desolder pins of the Audio Digital Amp IC (IC5902) on
the solder side of Main P.C.B..
Step 2 Release 2 catches of Heatsink Clip.
Caution: During releasing of 2 catches, avoid touching the
Heatsink, due to high temperature.
Step 3 Remove Heatsink Clip.
Step 4 Remove Audio Digital Amp IC (IC5902).
11.13.2. Assembly of Audio Digital Amp IC
(IC5902)
Step 1 Apply grease to the Heatsink.
Step 2 Fix the Audio Digital Amp IC (IC5902) on Main P.C.B.
Caution: Ensure pins of the Audio Digital Amp IC (IC5902)
are properly seated on Main P.C.B.
Step 3 Fix Heatsink Clip to the Heatsink.
Caution: During assembling, ensure that Heatsink Clip is
catched onto Heatsink properly.
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