Xiaomi Mi Note Tear down Review

Xiaomi Mi Note uses curved glass to give it graceful edges, its actually has glass fronts on both sides, use a guitar picks pry up the back cover.


The back cover is use 3D curved glass, its fixed by snaps


The Mi Note support dual cards dual standby


remove all the screws securing the metal shield


once the metal shield was removed, we can see the motherboard


remove the screws securing the sound chamber module, The Mi Note use of the Smart PA technology, making sounds and sound quality are better than other phones


now pull the double-sided adhesive tape, we can remove the battery


Xiaomi Mi Note come with a 4.4v, 2900mah li-polyer battery, battery cells come from LG




the battery caddy is made of magnesium alloy


the board is integrated a microUSB port, microphone, virtual keys light and a vibrator


microphone and virtual keys light


all chips was covered by metal shield


On the front panel, we found a small device – light refracting prism


the rear camera and front camera


OIS Optical Image Stabilizer lens thickness of 5.08mm, it is the thinnest, and with two ISP chips


remove all the metal shield on the motherboard



ESS ES9018K2M 32-bit Stereo Mobile Audio DAC and TI OPA1612 Operational Amplifier, This set of audio chips is currently the most high-end chips in smartphones


Samsung 3GB RAM + 2.5GHz Qualcomm Snapdragon 801 processor


Qualcomm PM8941 Power management chip


Qualcomm PM8841 Power management chip


dual SIM Card slots, support microSIM card and nanoSIM card


Toshiba 16GB ROM


Qualcomm WCD9320 Audio decoder chip


Qualcomm QFE1100 Envelope Tracking Chip


Qualcomm WTR1625L RF Transceiver, support GPS and China Beidou Navigation Satellite System


AVAGO ACP7600 RF power amplifier


Skyworks 85709-11 5GHZ wifi chip


Qualcomm WCN3680 bluetooth 4.0 chip



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