Assembling And Disassembling - Panasonic SA-AK870GCP Service Manual

8 Assembling and Disassembling

"ATTENTION SERVICER"
Be careful when disassembling and servicing.
Some chassis components may have sharp edges.
Special Note:
1. This model uses a CD changer mechanism unit (CR14C). In this following section does not contain the necessary
assembly and disassembly information except the assembly and disassembly of the traverse unit. Kindly refer to the
original service manual for the CD changer mechanism unit. (Order No. MD0805031CE).
2. This section describes the disassembly procedures for all the major printed circuit boards and main components.
3. 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.)
4. For assembly after operation checks or replacement, reverse the respective procedures.
Special reassembly procedures are described only when required.
5. Do take note of the locators on each printed circuit board during reassembling procedures.
6. The Switch Regulator IC may have high temperature after prolonged use.
7. Use caution when removing the top cabinet and avoid touching heat sinks located in the unit.
8. Select items from the following index when checks or replacement are required.
• Disassembly of Top Cabinet
• Disassembly of Mechanism Unit (CR14C)
• Disassembly of Jupiter USB P.C.B.
• Disassembly of Fan Unit
• Disassembly of Rear Panel
• Disassembly of Front Panel Unit
• Disassembly of Mic P.C.B.
• Disassembly of Panel P.C.B., Tact Switch P.C.B., Remote Sensor P.C.B., Side Bar (L) Led P.C.B. and Side Bar (R) Led
P.C.B.
• Disassembly of USB Connector/Led P.C.B.
• Disassembly of Music Port P.C.B.
• Disassembly of CD Lid
• Disassembly of Deck Mechanism Unit
• Disassembly of Deck P.C.B.
• Disassembly of Deck Mechanism
• Disassembly of Deck Mechanism P.C.B.
• Disassembly of Cassette Lid
• Rectification for Tape Jam Problem
• Disassembly of Traverse Unit
• Disassembly of D-Amp P.C.B.
• Replacement of Audio Digital Amp IC (IC5400)
• Replacement of Audio Digital Amp IC (IC5000)
• Replacement of Audio Digital Amp IC (IC5200)
• Disassembly of Main P.C.B.
• Replacement of Voltage Regulator IC (IC2761)
• Replacement of Switch Transistor (Q2751)
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SA-AK870GCP