Tatung V32FLBB, Service Manual

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9. Factory Mode Setting
* The steps to enter Factory Mode are identical to the steps of firmware version check
in Chapter 16 .
9.1 Procedures to enter Factory Mode:
1) Press Power Button to turn on the LCD-TV. (Power Indicator: Green color)
2) Press Ch
▽
and Ch
△
buttons simultaneously, and keep pressing them ( do not release) .
3) When the version appears at the bottom of the screen such as V32FCBB-U21-MP-1.0-0214,
release Ch
▽
and Ch
△
buttons you are pressing. Now the LCD-TV is in Factory Mode .
9.2 Three options for qualified personnel adjustment in Factory Mode:
1) FACTORY RESET : Pressing button will recover Brightness, Contrast, Backlight, Sharpness,
Color, Hue, H. Position, V. Position … to preset condition. It’s function is identical to RESET button on
remote control.
2) EVALUATION : By pressing button, Evaluation/Service Menu offers qualified personnel to
adjust parameters. Please don’t adjust the parameters until the manufactory notices. If the parameters are
modified carelessly, please execute “initial EEPROM” to recover the preset parameters as Step 3 of
Chapter 16.
3) CALIBRATION : If LCD panel or main board has to be changed, the Calibration Adjustment must
be executed.
a. CV mode calibration– Connect the Pattern Generator with Color Bar pattern and resolution 480p or
720p to the YPbPr connector of the LCD-TV. Then, press CV button on remote control and execute
color calibration by pressing button under Calibration OSD.
b. PC mode calibration— Connect Pattern Generator with 32-stair gray pattern and resolution
1280x720(60Hz) or 1360x768(60Hz) to the D-sub connector of the LCD-TV. Then, press PC button
on remote control and execute color calibration by pressing button under Calibration OSD.
9.3 Exit Factory Mode :
1) Press Power Button to turn off and then on the LCD-TV to exit the Factory Mode.
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