AOC Envision L20S421, Service Manual

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20” LCD TV Color Monitor AOC L20S421
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Source OSD, Language, Timers and Reset to default options are operated similarly as the above instructions!
Child Lock
When the input source is in TV, AV1 or S-Video mode, V-Chip level can be set. You can enter the Child Lock setting
only when the Child Lock is ON. When you enter the Child Lock setting, a message on the display will prompt you to
enter password:
You can enter the Child Lock setting to set up the V-Chip level when you enter the correct password:
1. Age: it may be set to Child, Teenager, Youth, Adult, Custom or OFF; when you select Custom, it can be set
according to you preference.
2. MPAA Rating: Select the movie ratings from low to high (alert) - G, PG, PG-13, R, NC-17, X and F.
3. PG Rating: Shown in the figure below:
The empty box refers to unlocked; the solid box refers to locked.
4. Reset to default: Reset to the factory default value.