Toshiba 42HL67 - 42" LCD TV - Service Mode Operations; Entering and Exiting Service Mode; Adjusting Service Mode Parameters

Entering Service Mode
1. Set VOLUME to minimum and press MUTE button twice on the remote
control.
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2. Press MUTE button again and hold button down.
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Service Mode display
3. While holding the MUTE button, press MENU button on TV set.
Selecting the Adjusting Item
Every pressing of CH or button in the service mode changes the adjustment items.
Adjusting the Data
Pressing of VOLUME or button will change the value of data in the range from 00H to FFH. The variable range depends on
the adjusting item.
Exiting Service Mode
Press the POWER button once to turn off the TV.
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