TCL LCD20W5HE Service Manual
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Contents
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20” LCD TV TCL LCD20W5HE152.3 LCD TV DescriptionThe LCD TV will contain a main board, a power board, an IR board, a key board, a tuner board and aheadphone Board. The main board and power board will house the flat panel to control logic I²C bus, DDC,brightness control logic for LCD panel, DC-DC conversion to supply the appropriate power to the whole boardand transmitting TTL level signals into LCD Module to drive the LCD display circuit.The inverter board will drive the five CCFLs (Cold Cathode Fluorescent Tube).The switching power board will provides the power ON/OFF to control the TV and control LED indicator forDPMS.The function keyboard and Remote Control will provide the OSD control signal to the Main Board.2.4 Interface Connector(A) Power Cord Connector.(B) RF Signal Connector.(C) Video / Audio Signal Connectors.(D) PC D-sub 15 pin Connector.(E) PC Audio Connector(F) SCART Connector(G) S-Video Connector(H) Composite Connector(I) Component Connector(J) HDMI Connector |
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