IPad Air saving tips: LED lamp half profit rate is 45%

According to AppleInsider website reported that after the demolition analysis, equipped with Retina display iPad Air, only the use of less than half of the previous version of the iPad number of LED lights, to achieve the same brightness level, energy consumption decreased significantly.

It is estimated that Apple's low profile version of iPad Air (16GB, Wi-Fi) cost $274, compared with the third generation iPad cost $42. Although the overall manufacturing costs, but the cost of iPad Air display (Note: 9.7 inch Retina display). At the same time, iPad 3 and iPad are used in the of the 84 LED lamp for screen lighting, while the iPad uses only 36.

According to the analysis, one may be the use of a higher brightness of apple LED lights, and another possibility, but also Apple claimed that the use of a certain optical film, a reasonable distribution of the lighting on the display. The use of optical films, so that the number of LED lamps can be reduced, and ultimately reduce the weight and energy consumption of the equipment. IPad Air weighs less than 0.5 pounds (about $227), only one pound.

In addition, it is reported that the use of iPad Air display and touch device costs $133, which accounted for 90 of the cost of the display.

Other findings of disassembly analysis:

1, iPad Air only use a glass panel, and the previous use of two, thickness reduction.

2, apple A7 processor chip cost about $18, compared with $5 A5 chip.

3, iPad Air LTE chip support services provided by major U.S. wireless carriers, and iPhone 5S and iPhone 5C is not the case.

4, apple can be obtained from the Wi-Fi version of iPad (16GB) net profit of 45%, LTE version of iPad Air (128GB) net profit will be as high as more than 61% Air.