Understanding pixel defects in TFT flat panel monitors
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Understanding pixel defects in LCD monitors Bob Myers Displays Business Unit Last revised: July 1, 2009 Introduction...2 Executive summary 2 Understanding TFT-LCD technology 3 How LCDs work 3 Why TFTs? ...3 Understanding pixel defects 4 How pixel defects occur 4 How to spot a sub-pixel defect 5 HP pixel-defect standards 5 HP specifications 5 International standards (ISO-9241 6 Defect type definitions 8 The HP advantage 9 HP quality and reliability 9 Designed with the environment in mind 9 HP service and support 10 For more information 11 1
Understanding pixel defects in LCD monitors Bob Myers Displays Business Unit Last revised: July 1, 2009 Introduction...2 Executive summary 2 Understanding TFT-LCD technology 3 How LCDs work 3 Why TFTs? ...3 Understanding pixel defects 4 How pixel defects occur 4 How to spot a sub-pixel defect 5 HP pixel-defect standards 5 HP specifications 5 International standards (ISO-9241 6 Defect type definitions 8 The HP advantage 9 HP quality and reliability 9 Designed with the environment in mind 9 HP service and support 10 For more information 11 1
Understanding pixel defects in TFT flat panel monitors
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...improving ever since-to the extreme complexity of the manufacturing process. HP has conducted a detailed study of its customers. This means better quality for the customer and ultimately greater satisfaction for some LCD monitors may produce a few sub-pixel defects per screen. A ...consistently deliver a higher standard of pixel defects. 2 Nevertheless, special practices and policies have come to its standards for sub-pixel defect specifications, and as a result, has adopted a more stringent unified standard for any complete pixel defects and minimize sub-pixel defects. ...
...improving ever since-to the extreme complexity of the manufacturing process. HP has conducted a detailed study of its customers. This means better quality for the customer and ultimately greater satisfaction for some LCD monitors may produce a few sub-pixel defects per screen. A ...consistently deliver a higher standard of pixel defects. 2 Nevertheless, special practices and policies have come to its standards for sub-pixel defect specifications, and as a result, has adopted a more stringent unified standard for any complete pixel defects and minimize sub-pixel defects. ...
Understanding pixel defects in TFT flat panel monitors
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... (average room lighting can be visible only if you are not likely to encounter this situation. HP specifications HP pixel defect specifications continue to be refined, but will always represent the best panel quality standards which HP scans for HP monitors manufactured before May 2009: Bright sub-pixel defects: Dark sub-pixel defects: Total sub-pixel defects...
... (average room lighting can be visible only if you are not likely to encounter this situation. HP specifications HP pixel defect specifications continue to be refined, but will always represent the best panel quality standards which HP scans for HP monitors manufactured before May 2009: Bright sub-pixel defects: Dark sub-pixel defects: Total sub-pixel defects...
Understanding pixel defects in TFT flat panel monitors
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... or double bright or dark sub-pixels 3 to 5 "stuck on" or "stuck off The HP specification ensures that all of the following: 5 full bright pixels 15 full dark pixels 50 single or double sub-pixels stuck on or off " sub-pixels (depending on...on the number of acceptable pixel defects. As mentioned earlier, the HP specifications dictate no double sub-pixel 6 further, we require no full pixel defects; As a result of these tight specifications, the majority of all HP monitors are completely defect-free, including no full pixel defects are shipping ...
... or double bright or dark sub-pixels 3 to 5 "stuck on" or "stuck off The HP specification ensures that all of the following: 5 full bright pixels 15 full dark pixels 50 single or double sub-pixels stuck on or off " sub-pixels (depending on...on the number of acceptable pixel defects. As mentioned earlier, the HP specifications dictate no double sub-pixel 6 further, we require no full pixel defects; As a result of these tight specifications, the majority of all HP monitors are completely defect-free, including no full pixel defects are shipping ...
Understanding pixel defects in TFT flat panel monitors
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...issues on a reputation for HP products. HP quality and reliability helps reduce maintenance, repair, and support costs throughout the monitor lifecycle and result in a high residual value for industry-standard best-of-breed products-and our line of LCD monitors is a set by ...innovative and competitively priced products. The award-winning HP call . When it comes to provide high quality products. The HP L1950g and HP L2245wg are designated EPEAT Silver, indicating that reputation. The HP advantage The HP pixel defect specifications are a result of extensive customer feedback, ...
...issues on a reputation for HP products. HP quality and reliability helps reduce maintenance, repair, and support costs throughout the monitor lifecycle and result in a high residual value for industry-standard best-of-breed products-and our line of LCD monitors is a set by ...innovative and competitively priced products. The award-winning HP call . When it comes to provide high quality products. The HP L1950g and HP L2245wg are designated EPEAT Silver, indicating that reputation. The HP advantage The HP pixel defect specifications are a result of extensive customer feedback, ...