Step 7
Remove 1 screw.
Step 8
Remove the D-Amp P.C.B..
Caution: Keep the D-Amp Brackets in safe place, place it
back during assembling.
11.19. Replacement of Audio Digital
Amp IC (IC5900)
•
Refer to “Disassembly of D-Amp P.C.B.”.
11.19.1. Disassembly of Audio Digital Amp
IC (IC5900)
Step 1
Desolder pins of the Audio Digital Amp IC (IC5900) on
the solder side of the D-Amp P.C.B..
Step 2
Release 2 catches of the Heatsink Clip.
Caution: During releasing of the 2 catches, avoid touching
the Heatsink due to it's high temperature after prolonged
use. Touching it may lead to injuries..
Step 3
Remove the Heatsink Clip.
Step 4
Remove the Audio Digital Amp IC (IC5900).
52
Summary of Contents for SA-AKX74LM-K
Page 14: ...5 General Introduction 5 1 Media Information 14 ...
Page 15: ...6 Location of Controls and Components 6 1 Remote Control Key Button Operation 15 ...
Page 16: ...6 2 Main Unit Key Button Operation 16 ...
Page 17: ...7 Installation Instructions 7 1 Speaker and A C Connection 17 ...
Page 26: ...9 1 2 Main P C B Front Side Fig 2 Main P C B Front Side 26 ...
Page 30: ...9 3 D Amp IC Operation Control 30 ...
Page 35: ...11 2 Main Components and P C B Locations 35 ...