56
9.15. Replacement of Audio Digital
Amp IC (IC5400)
• Follow (Step 1) to (Step 5) of Item 9.3
• Follow (Step 1) to (Step 6) of Item 9.4
• Follow (Step 1) to (Step 9) of Item 9.14
9.15.1. Disassembly of Audio Digital Amp
IC (IC5400)
Step 1 :
Desolder pins of Audio Digital Amp IC (IC5400) on
reverse side of D-Amp P.C.B..
Step 2 :
Remove 1 screw.
Step 3 :
Remove TR Spring in the direction of arrow shown.
Step 4:
Remove Audio Digital Amp IC (IC5400) from the Heat-
sink Unit A.
Caution : During replacement of the part, avoid touching
the Heatsink, it may lead to injuries.
9.15.2. Assembly of Audio Digital Amp IC
(IC5400)
Step 1 :
Mount the Audio Digital Amp IC (IC5400) on to the D-
Amp P.C.B..
Step 2 :
Screw back TR Spring to hold the Audio Digital Amp IC
(IC5400) onto the Heatsink Unit A.
Step 3 :
Solder the pins of Audio Digital Amp IC (IC5400).
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 (IC5400)
are properly seated and soldered on D-Amp P.C.B..
Summary of Contents for SA-AK980
Page 15: ...15 5 3 Disc Information ...
Page 27: ...27 6 6 2 Error Code Table For Power Supply ...
Page 28: ...28 7 Troubleshooting Guide 7 1 Jupiter USB ...
Page 29: ...29 7 2 Troubleshooting Guide ...
Page 30: ...30 ...
Page 32: ...32 7 3 2 Troubleshooting Guide ...
Page 38: ...38 ...
Page 39: ...39 9 1 Disassembly Flow Chart ...