9.22. Replacement of Audio Digital
Power Amp IC (IC5300)
•
•
•
•
Follow the (Step 1) to (Step 5) of Item 9.4
•
•
•
•
Follow the (Step 1) to (Step 10) of Item 9.5
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•
•
•
Follow the (Step 1) to (Step 7) of Item 9.19
Step 1 Flip over D-Amp P.C.B..
Step 2 Desolder pins of the Audio Digital Power Amp IC
(IC5300) on the reverse 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 Power Amp IC (IC5300) from the
heat sink unit.
Caution: Handle the heat sink power unit with caution due
to its high temperature after prolonged use. Touching it,
may lead to injuries.
9.22.1. Assembly of Audio Digital Power
Amp IC (IC5300)
Step 1 Fix the Audio Digital Power Amp IC onto the heatsink.
Step 2 Screw back TR Spring onto the heatsink.
Make sure it is well tighten to prevent overheat.
Note: Use a blower to remove the minute particles that might
caused left on the TR Spring.
9.23. Replacement of Audio Digital
Power Amp IC (IC5400)
•
•
•
•
Follow the (Step 1) to (Step 5) of Item 9.4
•
•
•
•
Follow the (Step 1) to (Step 10) of Item 9.5
•
•
•
•
Follow the (Step 1) to (Step 7) of Item 9.19
Step 1 Flip over D-Amp P.C.B..
Step 2 Desolder pins of the Audio Digital Power Amp IC
(IC5400) on the reverse side of D-Amp P.C.B..
Step 3 Remove 1 screw.
60
SA-VK870EE
Summary of Contents for SA-VK870EE
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Page 42: ...9 3 Main Components and P C B Location 42 SA VK870EE ...
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Page 70: ...Step 5 Remove DVD Module P C B 70 SA VK870EE ...
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Page 133: ...CN5501 Fig 3 Fan Connector 133 SA VK870EE ...
Page 141: ...24 Exploded Views 24 1 Cabinet Parts Location SA VK870EE 141 ...
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Page 143: ...24 2 Deck Mechanism Parts Location RAA4111 S SA VK870EE 143 ...
Page 144: ...24 3 Packaging SA VK870EE 144 ...