Toshiba SD-P2800SE, Service Manual

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1.2 The initial screen is not displayed on the LCD.
If the initial screen is not displayed on the LCD, check the following items.
(1) Check the LED on the front
If the LED does not light, proceed to 1.1.
(2) Check the backlight
If the backlight does not light up, separate the DVD player into top assembly and
bottom assembly, and check the connector harness, and check the connectors for
defects.
If the connector harness is broken:
Replace the broken harness.
If the connector harness is not broken:
Remove the LCD cover and plate of the LCD unit and check the following:
Check the connector of the FL harness, replace the FL inverter or the LCD.
If the connectors are good, replace the FL inverter or the LCD.
(3) Check the lighting of LCD
If the LCD does not light, separate the DVD player into the top assembly and bottom
assembly, and check the LCD harness, and check the connectors on the main board.
If the connector is broken:
Replace the LCD harness or the main board.
If the connector is not broken:
Remove the LCD cover and plate of the LCD unit, and check the connection to the
harness of the LCD unit.
If a bad connection is found.
Connect the LCD harness to the LCD unit.
Other than the above
Replace the LCD unit or the main board.