NORCENT LT2022
4
1.2 LCD TV Description
The LCD TV will contain a main board (include audio), a switching power board (include an inverter board), an
IR board, a Headphone jack board and a function keyboard. The main board and power board will house the
flat panel to control logic I
2
C bus, DDC, brightness control logic for LCD panel, DC-DC conversion to supply the
appropriate power to the whole board and transmitting TTL level signals into LCD Module to drive the LCD
display circuit.
The inverter board will drive the 6CCFLs (Cold Cathode Fluorescent Tube).
The function keyboard and Remote Control will provide the OSD control signal to the Main Board.
Apply power to the display by turning the power switch to the "ON" position and allow about ten seconds for
panel warm-up. The Power-On indicator lights "ORANGE" when the display is on.
With proper signals feed to the display, a pattern or data should appear on the screen, adjust the brightness
and contrast to the most pleasing display, or press auto-adjust to get the best picture-quality.
If your TV requires service, it must be returned with the power cord.
1.3 Interface Connectors
(A) AC Power: TV rear side
(B) TV Signal: TV rear side
(C) S-Video (Y/C): TV rear side, 4 Pin Mini-DIN female
(D) Composite Video: TV rear side, RCA female
(E) Composite Video: TV rear side, RCA female
(F) Audio: TV rear side, RCA female (Red/White), right channel/ left channel for Composite Video/ S-Video/
Component Video.
