Panasonic PV-D4733S-K Service Manual page 133

technician from accidents resulting in personal injuryfrom electrical shocks. It will also protect DVD
VCR from being damaged by accidental shorting that may occur during servicing.
Also, when troubleshooting the above type of Power Supply Circuit, a variable isolation transformer is
required in order to increase the input voltage slowly.
4.1.20. SPECIAL NOTE
All integrated circuits and many other semiconductor devices are electrostatically sensitive and
therefore require the special handling techniques described under the
"ELECTROSTATICALLY SENSITIVE (ES) DEVICES" section of this service manual.
4.1.21. MODEL NO. IDENTIFICATION MARK
Use Marks shown in the chart below to distinguish the different models included in this Service
Manual.
5. DISASSEMBLY/ASSEMBLY PROCEDURES
5.1. CABINET SECTION
5.1.1. Disassembly Flowchart
Perform all disassembly procedures in the order described in the "Disassembly Flowchart" shown
below. When reassembling, use the reverse procedure.
CAUTION:
Disconnect AC plug before disassembly.
Fig. D1
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