Special Note: Ensure pins of the switch regulator IC (IC5701)
are properly seated and soldered on SMPS P.C.B.
9.24. Replacement of Switch
Regulator Diode (D5702)
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•
•
•
Follow (Step 1) to (Step 3) of Item 9.3.
•
•
•
•
Follow (Step 1) to (Step 8) of Item 9.13.
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•
•
•
Follow (Step 1) to (Step 6) of Item 9.19.
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•
•
•
Follow (Step 1) to (Step 4) of Item 9.22.
Step 1 Desolder pins of the switch regulator diode (D5702) on
the reverse side of SMPS P.C.B.
Step 2 Desolder pins of the heatsink unit B.
Step 3 Remove 1 screw from the switch regulator IC (IC5701).
Step 4 Remove the heatsink unit B in the direction of arrows.
Step 5 Remove 1 screw from the switch regulator diode.
(D5702).
Step 6 Remove the switch regulator diode (D5702) from the
heatsink unit B.
Caution: Handle the heatsink unit B with caution due to its
high temperature after prolonged use. Touching it may
lead to injuries.
Note: Refer to the diagrams of SMPS P.C.B. (Item 20.5) for
location of the part.
9.24.1. Assembly of Switch Regulator
Diode (D5702)
Step 1 Apply grease to the heatsink unit B.
Step 2 Fix and screw the switch regulator diode (D5702) to the
heatsink unit B.
Special Note: Ensure the switch regulator diode (D5702) is
tightly screwed to the heatsink unit B.
Step 3 Fix the heatsink unit B on SMPS P.C.B. in the direction
of arrows.
Step 4 Fix and screw the switch regulator IC (IC5701) to the
heatsink unit B
Special Note: Ensure the heatsink unit B is properly seated on
62
SA-VK470EE
Summary of Contents for SA-VK470EE
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Page 42: ...9 3 Main Components and P C B Location 42 SA VK470EE ...
Page 54: ...9 15 2 Replacement of Motor Capstan Belt A Capstan Belt B and Winding Belt 54 SA VK470EE ...
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Page 137: ...24 Exploded Views 24 1 Cabinet Parts Location SA VK470EE 137 ...
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Page 139: ...24 2 Deck Mechanism Parts Location RAA4111 S SA VK470EE 139 ...
Page 140: ...24 3 Packaging SA VK470EE 140 ...