Sony DMX-NV1 Operating Instructions (For DMX-NV1 model bundled with KDLxxWL140 Televisions) Operating Instructions Manual page 19

Getting Started
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If you select Canada, enter your postal code using your TV's remote
control. Press V/v buttons for letters, and 0-9 for numbers.
If you select a country other than the United States or Canada, choose
the city closest to you from the list provided (see the Country and City
List on page 47).
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