Panasonic SA-BT100P - Replacement of Digital Amp IC (IC5000); Disassembly of SMPS P.C.B

10.14. Replacement of Digital Amp IC
(IC5000)
•
• •
• Follow (Step 1) to (Step 3) of Item 10.3.
•
• •
• Follow (Step 1) to (Step 4) of Item 10.11.
•
• •
• Follow (Step 1) to (Step 8) of Item 10.13.
Step 1 Desolder pins of the digital amp IC (IC5000) on the back
side of D-Amp P.C.B.
Step 2 Remove 1 screw from the top of the heatsink unit A.
Step 3 Remove the TR spring in the direction of the arrow.
Step 4 Remove the digital amp IC (IC5000) from the heatsink
unit A.
Caution : Handle the heatsink unit A with caution due to its
high temperature after prolonged use. Touching it may lead to
injuries.
Special Note : For replacement of IC5200, IC5300 & IC5400,
repeat the (Step 1) to (Step 4). Refer to the diagrams of D-Amp
P.C.B. (Item 20.6) for location of the parts.
10.15. Disassembly of SMPS P.C.B.
•
• •
• Follow (Step 1) to (Step 3) of Item 10.3.
•
• •
• Follow (Step 1) to (Step 11) of Item 10.12.
Step 1 Move aside Main P.C.B. and position it according to the
diagram shown.
Step 2 Remove 4 screws on SMPS P.C.B.
Step 3 Detach 8P cable at the connector (CN5500) on D-Amp
P.C.B.
Step 4 Detach 11P cable at the connector (CN5802) on SMPS
P.C.B.
Step 5 Detach front panel in the direction of arrow.
Step 6 Remove SMPS P.C.B.
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SA-BT100P / SA-BT100PC