Panasonic PT43LCX64 - MMD DIGITAL TUNER, Руководство по обслуживанию, Страница: 3 / 117

1.1 GENERAL GUIDELINES
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1. For continued safety, no modification of any circuit should be attempted.
2. Disconnect AC Plug before disassembling this unit.
3. It is advisable to use an isolation transformer in the AC supply before servicing.
4. When servicing, observe the original lead dress. If a short circuit is found, replace all parts
which have been overheated or damaged by the short circuit.
5. After servicing, see to it that all the protective devices such as insulation barriers, insulation
papers, shield, and isolation R-C combinations etc. are properly installed.
6. After servicing, be sure to restore the wires, leads, insulation barriers, shields, etc.
7. After servicing, make the leakage current checks to prevent the customer from being exposed
to shock hazards.
Caution:
Use a separate Isolation Transformer for this unit when servicing.
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