Samsung SAMSUNG SV-DVD1E free download

File name SAMSUNG SV-DVD1E.rar

1. Precautions 1-1 Safety Precautions 1. Be sure that all of the built-in protective devices are 5. With the unit completely reassembled, plug the AC replaced. Restore any missing protective shields. line cord directly the power outlet. With the unit's AC switch first in the ON position and then OFF, 2. When reinstalling the chassis and its assemblies, be measure the current between a known erath sure to restore all pretective devices, including : ground (metal water pipe, conduit, etc.) and all control knobs and compartment covers. exposed metal parts, including : antennas, handle brackets, metal cabinets, screwheads and control 3. Make sure that there are no cabinet openings shafts. The current measured should not exceed through which people--particularly children -- 0.5 milliamp. Reverse the power-plug prongs in the might insert fingers and contact dangerous AC outlet and repeat the test. voltages. Such openings include the spacing between the picture tube and the cabinet mask, 6. Antenna Cold Check : excessively wide cabinet ventilation slots, and With the unit's AC plug disconnected from the improperly fitted back covers. AC source, connect an electrical jumper across the two AC prongs. Connect one lead of the ohmmeter If the measured resistance is less than 1.0 megohm to an AC prong. or greater than 5.2 megohms, an abnormality exists Connect the other lead to the coaxial connector. that must be corrected before the unit is returned to the customer. 7. Some semiconductor ("solid state") devices are easily damaged by static electricity. 4. Leakage Current Hot Check (See Fig. 1-1) : Such components are called Electrostatically Warning : Do not use an isolation transformer Sensitive Devices (ESDs); examples include during this test. Use a leakage current tester or a integrated circuits and some field-effect transistors. metering system that complies with American The following techniques will reduce the National Standards Institute (ANSI C101.1, occurrence of component damage caused by static Leakage Current for Appliances), and Underwriters electricity. Laboratories (UL Publication UL1410, 59.7). 8. Immediately before handling sny semiconductor