Panasonic SA-BX500PP, Service Manual

Page: 41 / 163

(CN5501) on D-Amp A (4CH) P.C.B.
Step 4 Detach 12P cable at the connector (JW4602) on
Speaker P.C.B.
Step 5 Remove the D-Amp A (4CH) P.C.B. as arrow shown.
Step 6 Desolder pins of the digital amp IC (IC5000) on the back
side of D-Amp P.C.B.
Step 7 Remove 1 screw from the top of the heatsink unit A.
Step 8 Remove the TR spring in the direction of the arrow.
Step 9 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 8). Refer to the diagrams of D-Amp
P.C.B. (Item 14.7) for location of the parts.
7.16. Disassembly and checking of
HDMI side (A) and side (B)
• • • •
Follow (Step 1) to (Step 4) of Item 7.3.
• • • •
Side (A).
Step 1 Proceed to check side A of HDMI P.C.B.
Step 2 Remove 6 screws.
Step 3 Flip HDMI P.C.B. as arrow shown.
41
SA-BX500PP