Assembling And Disassembling - Panasonic SA-PT460 Service Manual

SA-PT460EB / SA-PT460EG

9 Assembling and Disassembling

"ATTENTION SERVICER"
Be careful when disassembling and servicing.
Some chassis components may have sharp edges.
Special Note:
1. This section describes the disassembly procedures for all the major printed circuit boards and main components.
2. Before the disassembly process was carried out, do take special note that all safety precautions are to be carried out.
(Ensure that no AC power supply is connected during disassembling.)
3. For assembly after operation checks or replacement, reverse the respective procedures.
Special reassembly procedures are described only when required.
4. Do take note of the locators on each printed circuit board during reassembling procedures.
5. The Switch Regulator IC may have high temperature after prolonged use.
6. Use caution when removing the top cabinet and avoid touching heat sinks located in the unit.
7. Select items from the following index when checks or replacement are required.
• • • • Disassembly of Top Cabinet
• • • • Disassembly of Rear Panel
• • • • Disassembly of Scart P.C.B.
• • • • Disassembly of DVD Mechanism Unit
• • • • Disassembly of Front Panel
• • • • Disassembly of Panel P.C.B.
• • • • Disassembly of Power Button P.C.B.
• • • • Disassembly of USB P.C.B.
• • • • Disassembly of DVD Lid
• • • • Disassembly of Ipod Cradle Unit
• • • • Disassembly of Ipod Cradle P.C.B.
• • • • Disassembly of AC-Inlet P.C.B.
• • • • Disassembly of Main P.C.B.
• • • • Disassembly of D-Amp P.C.B.
• • • • Replacement of Digital Amp IC (IC5000)
• • • • Replacement of Digital Amp IC (IC5200)
• • • • Replacement of Digital Amp IC (IC5300)
• • • • Replacement of Digital Amp IC (IC5400)
• • • • Disassembly of SMPS P.C.B.
• • • • Replacement of Switch Regulator IC (IC5701)
• • • • Replacement of Switch Regulator Diode (D5702)
• • • • Replacement of Regulator Diode (D5801)
• • • • Replacement of Regulator Diode (D5802)
• • • • Replacement of Regulator Diode (D5803)
• • • • Replacement of Power Supply P.C.B.
• • • • Replacement of Regulator IC (IC2903)
• • • • Disassembly of DVD Module P.C.B.
• • • • Disassembly of Coprocessor P.C.B.
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