Memory Initialization - THOMSON CR14300 Basic Service Data

3. ON-SCREEN DISPLAY ADJUSTMENT – SERVICE MODE

3.1 Memory Initialization

If a service repair is undertaken where it has been required to change the MEMORY IC (IC101 and
IC102) the following steps should be taken to ensure correct data settings: " memory initialization":
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Unplug the power cord from the AC Power Source;
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While holding down "MENU" button and "VOLUME –" button (front panel), plug the power cord in
the AC Power Source (wait 2 seconds before release the buttons).
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Turn on the TV set through front panel "POWER" button or remote control.
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To certify that the initialization was success executed, it will appear the following message:
3.2 OSD Adjustment – Service Mode
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Unplug the power cord from the AC source;
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While holding down "MENU" button (front panel), plug the power cord in the AC Source (wait 2
seconds before release the button);
•
Press and hold the "MENU" and "VOLUME +" buttons (front panel) during 2 seconds;
•
Turn on the TV set using "POWER" button (front panel or remote control unit).
•
Press "MENU" button to display the first "SERVICE MENU".
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Press "VOLUME +" and "VOLUME –" buttons for navigation menus in service mode;
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Press "CHANNEL +" and "CHANNEL –" buttons to select one service menu item;
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Press "MENU" button to activate the item adjustment. Press "VOLUME +" or "VOLUME-" to set the
value adjustment";
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Press "MENU" button to return to the previous "SERVICE MENU" (for another selection).
To exit the service mode, press "MENU" button and turn off the TV set.
To Run Automatic
Tuning Now
Plug the Antenna
<No Yes>
ILLUSTRATION 1
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