Service Adjustments - Sanyo LCD-42K40TD Service Manual

Service Adjustments

CAUTION !
Do not attempt to adjust service adjustments not listed below otherwise it may cause loss of performance
and for correct operation.
Setting the Initial data
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This adjustment is controlled by the CPU (IC5500) through the IIC Bus Data Line in the chassis, and those
adjustment data are memorized the memory IC (IC5750). Therefore, Main board or the memory IC (IC5750)
is replaced, these data will be disappeared. Readjust should be made. Initial data is provided in the CPU
ROM, when the memory IC (IC5750) is replaced with new one. CPU ROM data is loaded into the memory.
Initial data is provided to operating the monitor basically. For operating the monitor quality performance,
further adjustment is required following chassis electrical adjustment.
1. Enter the Dealer Mode, and select RESET.
r How to enter the Dealer Mode.
 Press the MENU button on Side Controls, the screen menu will be displayed.
 Press the INFO button on the Remote Control, you can enter the Dealer Mode as following.
 With the menu, press ▲, ▼, ► or OK button to select RESET and confirm to returns most setting
values to the factory default settings.
(Note: After executed reset function, ADC ADJUST and W/B ADJUST should be readjusted. Please
enter Service Mode to adjust data.)
2. Enter the Service Mode, and select ADC ADJUST / W/B ADJUST to adjust the data according
"Service Adjustment Data Table" on page 10.
r How to enter the Service Mode. Please refer to page 9.
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