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Wikipedia

Mini-VGA

Mini-VGA connectors are a non-standard, proprietary alternative used on some laptops and other systems in place of the standard VGA connector, although most laptops use a standard VGA connector. Apple,[1] HP[2] and Asus [3] have separate implementations using the same name. Apart from its compact form, mini-VGA ports have the added ability to output both composite and S-Video in addition to VGA signals through the use of EDID.

Apple Mini-VGA
The Mini-VGA port on an iBook
Type Analogue computer video connector
Superseded VGA connector
Superseded by Mini-DVI
General specifications
External yes
Pins 14
Data
Data signal I²C data channel for DDC information
Pinout
A female Mini-VGA connector
Pin 1 GND GND
Pin 2 VSync N.C.
Pin 3 HSync N.C.
Pin 4 Red Return GND
Pin 5 Red video S-Video (C)
Pin 6 Green return GND
Pin 7 Green video S-Video (Y)
Pin 8 +5 V +5 V
Pin 9 Blue video Composite video
Pin 10 DDC data DDC data
Pin 11 DDC clock DDC clock
Pin 12 GND GND
Pin 13 Cable detect Cable detect
Pin 14 Blue return GND
Left column indicates VGA mode, right column indicates television output mode.
Samsung Mini-VGA
The Mini-VGA port on a Samsung Chromebook
Type Analogue computer video connector
Production history
Manufacturer Samsung
Superseded VGA connector
Superseded by Mini DisplayPort
External yes

The mini-DVI and now Mini DisplayPort connectors have largely replaced mini-VGA. Mini-VGA connectors are most commonly seen on Apple's iBooks, eMacs, early PowerBooks (12 inch), and some iMacs (e.g. the iMac G5), but has also been included on several laptops manufactured by Sony. HP's versions are found in HP Minis and HP TouchSmarts.

The mini-VGA connector can also be used for video output. In this mode, S-Video chrominance (C) and luminance (Y) signals replace the red and green channels, while an equivalent composite video signal is output on the blue channel. The horizontal and vertical sync pins are unused.

Samsung Chromebooks, available since June 2011, feature their own implementation of Mini-VGA ports.[4] Various other Samsung laptops, such as the Series 7 and Series 9 versions, also feature this new connector.[5]

References edit

  1. ^ VGA Display Adapter - Apple Store (U.S.)
  2. ^ HP Official Store — Buy the HP Mini VGA cable direct from HP
  3. ^ ASUS Connectivity Combo
  4. ^ "Google Chromebooks - Laptops, detachables and tablets".
  5. ^ "Samsung Notebooks | All Samsung Netbooks | Samsung".

External links edit

  • iBook Developer Note: External Display Port

mini, connectors, standard, proprietary, alternative, used, some, laptops, other, systems, place, standard, connector, although, most, laptops, standard, connector, apple, asus, have, separate, implementations, using, same, name, apart, from, compact, form, mi. Mini VGA connectors are a non standard proprietary alternative used on some laptops and other systems in place of the standard VGA connector although most laptops use a standard VGA connector Apple 1 HP 2 and Asus 3 have separate implementations using the same name Apart from its compact form mini VGA ports have the added ability to output both composite and S Video in addition to VGA signals through the use of EDID Apple Mini VGAThe Mini VGA port on an iBookTypeAnalogue computer video connectorSupersededVGA connectorSuperseded byMini DVIGeneral specificationsExternalyesPins14DataData signalI C data channel for DDC informationPinoutA female Mini VGA connectorPin 1GNDGNDPin 2VSyncN C Pin 3HSyncN C Pin 4Red ReturnGNDPin 5Red videoS Video C Pin 6Green returnGNDPin 7Green videoS Video Y Pin 8 5 V 5 VPin 9Blue videoComposite videoPin 10DDC dataDDC dataPin 11DDC clockDDC clockPin 12GNDGNDPin 13Cable detectCable detectPin 14Blue returnGNDLeft column indicates VGA mode right column indicates television output mode Samsung Mini VGAThe Mini VGA port on a Samsung ChromebookTypeAnalogue computer video connectorProduction historyManufacturerSamsungSupersededVGA connectorSuperseded byMini DisplayPortExternalyesThe mini DVI and now Mini DisplayPort connectors have largely replaced mini VGA Mini VGA connectors are most commonly seen on Apple s iBooks eMacs early PowerBooks 12 inch and some iMacs e g the iMac G5 but has also been included on several laptops manufactured by Sony HP s versions are found in HP Minis and HP TouchSmarts The mini VGA connector can also be used for video output In this mode S Video chrominance C and luminance Y signals replace the red and green channels while an equivalent composite video signal is output on the blue channel The horizontal and vertical sync pins are unused Samsung Chromebooks available since June 2011 feature their own implementation of Mini VGA ports 4 Various other Samsung laptops such as the Series 7 and Series 9 versions also feature this new connector 5 References edit VGA Display Adapter Apple Store U S HP Official Store Buy the HP Mini VGA cable direct from HP ASUS Connectivity Combo Google Chromebooks Laptops detachables and tablets Samsung Notebooks All Samsung Netbooks Samsung External links editiBook Developer Note External Display Port nbsp This computer graphics related article is a stub You can help Wikipedia by expanding it vte Retrieved from https en wikipedia org w index php title Mini VGA amp oldid 1143220517, wikipedia, wiki, book, books, library,

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