Disassembly Main P.c.b., Transformer P.c.b. & Mp3; P.c.b - Panasonic SA-VK31EE Service Manual

SA-VK31EE
9.3. Disassembly Main P.C.B., Transformer P.C.B. & MP3 P.C.B.
9.3.1. Disassembly for the Main P.C.B.
· Follow the (Step 1) - (Step 3) of Item 9.1 - Disassembly of
Top Cabinet and Rear Panel
· Follow the (Step 1) - (Step 6) of Item 9.1.1 - Disassembly
for CD Lid
· Follow the (Step 1) - (Step 5) of Item 9.2 - Disassembly for
the CD Mechanism Unit
Step 1 Disconnect FFC at CN2902, CN2903 & CN2904 from
Panel P.C.B.
Step 2 Lift up Main P.C.B. by disconnect CN500 & CN501 as
arrow shown above.
9.3.2. Disassembly of the Transformer

P.C.B.

· Follow the (Step 1) - (Step 3) of Item 9.1 - Disassembly of
Top Cabinet and Rear Panel
· Follow the (Step 1) - (Step 6) of Item 9.1.1 - Disassembly
for CD Lid
· Follow the (Step 1) - (Step 5) of Item 9.2 - Disassembly for
the CD Mechanism Unit
· Follow the (Step 1) - (Step 2) of Item 9.3.1 - Disassembly
for the Main P.C.B.
Step1 Remove 3 screws, disconnect connector CN951.
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9.3.3.
· Follow the (Step 1) - (Step 2) of Item 9.1 - Disassembly of
Top Cabinet and Rear Panel
· Follow the (Step 1) - (Step 6) of Item 9.1.1 - Disassembly
for CD Lid
· Follow the (Step 1) - (Step 5) of Item 9.2 - Disassembly of
the CD Mechanism Unit
· Follow the (Step 1) - (Step 2) of Item 9.3.1 - Disassembly
for the Main P.C.B.
· Follow the (Step 1) of Item 9.3.2 - Disassembly for the
Transformer P.C.B.
Step 1 Remove 2 screws fixed to the Main P.C.B.
Step 2 Remove the 2 screws fixed at heat sink.
NOTE:
Insulate Power P.C.B. with insulation material to avoid short
circuit.
· Replacement of Power Amplifier IC.
14
Disassembly of the Power P.C.B.