Glossary

4:3

Refers to the ratio between the length and the height of the screen.Wide screen televisions have a ratio of 16:9 while conventional televisions have a ratio of 4:3.

4:3 Expand

The images recorded in “letterbox” format are expanded to fill the entire screen and the black horizontal bars at the top and bottom are removed.

Active Control

Is a unique, intelligent, and proactive control system, which measures and analyzes the incoming analog signal 60 times per second to automatically adjust settings for optimal picture quality. It also uses a sensor to adjust for ambient room light; when the room gets brighter, so does the picture.

Contrast+

Enhances the darker portions of the picture to improve its picture quality.

Personal Zapping

A Philips trade marked feature which allows any combination of favourite teletext pages or TV channels to be stored in the coloured Favourite Channels/Teletext keys.A total of 10 preferred channels/teletext pages of the same subject or user can be stored in each coloured key.

System

Television pictures are not broadcast in the same way in all countries.There are different standards: BG, DK, I, NTSC and SECAM.The system setting (p. 6) is used to select these different standards.

16

Operating instruction

Practical information

p15-17_21PT3324

16

12/28/04, 10:53 AM

Page 18
Image 18
Philips 21PT2325, 21PT2115, 21PT3324 manual Glossary, Active Control, Contrast+, Personal Zapping, System