Panasonic SC-HC20GA, Service Manual

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9 Disassembly and Assembly Instructions
Caution Note:
• This section describes the disassembly and/or assembly procedures for all major printed circuit boards & main compo-
nents for the unit. (You may refer to the section of “Main components and P.C.B Locations” as described in the service
manual)
• Before carrying out the disassembly process, please ensure all the safety precautions & procedures are followed.
• During the disassembly and/or assembly process, please handle with care as there may be chassis components with
sharp edges.
• Avoid touching heatsinks due to its high temperature after prolong use. (See caution as described below)
• During disassembly and assembly, please ensure proper service tools, equipments or jigs is being used.
• During replacement of component parts, please refer to the section of “Replacement Parts List” as described in the ser-
vice manual.
• Select items from the following indexes when disassembly or replacement are required.
• Disassembly of Stand Unit
• Disassembly of iPod/iPhone P.C.B.
• Disassembly of Sub Rear Panel
• Disassembly of Docking Tub and Tub Cover
• Disassembly of Tuner P.C.B.
• Disassembly of SMPS P.C.B.
• Replacement of Switching Regulator IC (IC702)
• Replacement of Diode (D702)
• Disassembly of Net Frame Unit
• Disassembly of Front Cabinet unit
• Disassembly of Motor P.C.B., Bridge 1 P.C.B. & Position Switch P.C.B.
• Disassembly of Motor Assembly
• Replacement of CD Door Ornament
• Replacement of CD Door Base
• Replacement of Door Shaft & CD Door Slider Bottom
• Replacement of Rack Top, Slider Top & Timing Gear Shaft
• Disassembly of Speaker unit
• Disassembly of Speaker P.C.B. & Bridge 2 P.C.B.
• Disassembly of Traverse Deck
• Disassembly of Traverse Cover
• Disassembly of CD Servo P.C.B.
• Disassembly of LCD Holder Unit and Panel P.C.B.
• Disassembly of Headphone/Aux P.C.B.
• Disassembly of Top Ornament Unit and Panel Key P.C.B.
• Disassembly of Main P.C.B.
• Replacement of Transistor (Q512)