Wednesday, March 21, 2012

Discover the components inside the new Apple iPad

While the site continually offering technology reviews praise the third generation of the Apple iPad, the company specialized repair equipment to do the job iFixit "traditional": disassembled and examined the inner structure of the iPad.
This time may soon get to sample devices, the company sent someone to buy directly in Australia, where iPad earlier sold the North American market.

Here are the steps to remove the image to open the machine and compiling comments from iFixit:

As always, open screen iPad difficult and requires careful manipulation
Protective glass screen was picked up by suction pads.
To reveal below is a screen with high resolution Retina, pixel density up to 264 pixels / inch, the total number of pixels is 3,145,728
As previously predicted to be smuggled out screen table before iPad launches 3rd generation, table screens have different connections with the connection panel on the iPad 2 screen. This means there will not be used to upgrade the Retina display screen of the iPad the previous life
Logic board is being removed
The logic board of the 3rd generation iPad, which contains most of the processor chip, graphics and RAM
As highlighted in the picture is colored chips on the circuit board Logic Board:
  • Red: Texas Instruments CD3240 device driver
  • Cam: Broadcom BCM4330 chip integrated networking technologies 802.11a/b/g/n MAC / baseband / radio, Bluetooth 4.0 + HS and FM receiver.
  • Gold: 2 x 4 Gb = 1 GB DDR2 Elpida DRAM LP.
  • Green: Fairchild FDMC 6683
  • Blue: Broadcom BCM5973 I / O controller
  • Red: Broadcom BCM5974 microprocessor
  • Black: Apple 338S0987 (Cirrus Logic audio codec)
  • Red Apple A5X Processors.
  • Orange: Apple 343S0561 - new IC used for power management.
  • Gold: NAND flash memory chip, the chip series THGVX1G7D2GLA08 only to 16 GB using 24 nm MLC Flash technology produced by Toshiba.
  • Green: Qualcomm MDM9600 - Modem 3G and 4G.
Revealing chip processor SoC (System on chip) AX5. Microprocessor technology uses dual processor's integrated graphics processors 4 cores. Apple claims the new chip will allow increased graphics processing capability of this iPad to 4 times higher than the previous generation, and even beyond 3 of the Nvidia Tegra chip.
Chip A5X with the outer skin are removed. Below seems to be a boundary layer heat sink with thermal paste layer.
Like the previous design, the battery iPad dominate the chassis area.
Chris Foresman of Ars Technica site calculates the energy density of battery size battery's quite similar to the previous generation iPad, about 0.0014 watt-hours / mm ^ 3. Apple has increased the size of each battery plate to about 70% to meet the new screen and the technology is upgraded in this version.
Dock connection and energy data
Ribbon cable
SIM slot. Even though all 3rd generation iPad support 4G LTE network, but users in other countries can only use this technology with SIM and service package purchased and used in the U.S.
Camera back machine, the new generation with 5 prism, infrared filter, and the ability to manually adjust the exposure (Exposure)
Camera front screen
Ministry of buttons and switches iPad
All equipment, parts of the third generation iPad
iFixit difficult to assess repair of this product at 2/10. With 1 being the hardest and 10 is the easiest.

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